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yggdrasil75:master yggdrasil75:plantbuilding yggdrasil75:renderingbranch yggdrasil75:needsfixes yggdrasil75:tdgame yggdrasil75:atomic
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Branches Tags
yggdrasil75:plantbuilding yggdrasil75:renderingbranch yggdrasil75:needsfixes yggdrasil75:master yggdrasil75:tdgame yggdrasil75:atomic

1 Commits
master ... tdgame

Author SHA1 Message Date
Yggdrasil75
2ad5f13596 tdgame test branch by gemini. 2026-02-18 12:28:18 -05:00
27 changed files with 2708 additions and 3796 deletions
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4
data/enemies/definitions.json Normal file
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@@ -0,0 +1,4 @@
[
{"id": "grunt", "maxHp": 75, "speed": 2.5, "reward": 5, "type": "GROUND", "mesh_path": "./data/meshes/cube.mesh"},
{"id": "tank", "maxHp": 300, "speed": 1.5, "reward": 15, "type": "GROUND", "mesh_path": "./data/meshes/cube.mesh"}
]

24
data/maps/level1.json Normal file
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@@ -0,0 +1,24 @@
{
"width": 20, "height": 15,
"start_health": 20, "start_money": 350,
"tile_key": {
"g": "grass", ".": "path", "S": "spawn", "B": "base"
},
"layout": [
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g S . . . . . . . . g g g g g g",
"g g g g g . g g g g g g g . g g g g g g",
"g g g g g . g . . . . . . . . . . g g g",
"g g g g g . g . g g g g g g g g . g g g",
"g g . . . . . . . g g g g g g g . g g g",
"g g . g g g g g . g g g g g g g . g g g",
"g g . g g g g g . . . . . . . . . . B g",
"g g . g g g g g g g g g g g g g . g g g",
"g g . . . . . . . . . . . . . . . g g g",
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g g g g g g g g g g g g g g g g"
]
}

BIN
data/meshes/cube.mesh Normal file
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data/meshes/pyramid.mesh Normal file
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14
data/tiles/definitions.json Normal file
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@@ -0,0 +1,14 @@
[
{"id": "grass", "type": "empty"},
{"id": "path", "type": "path", "path": {"ground": true, "air": true}},
{"id": "spawn", "type": "spawn", "path": {"ground": true, "air": true},
"spawn": {
"loop": true, "loop_hp_scale": 0.2,
"waves": [
{"enemy_id": "grunt", "count": 10, "interval": 1.0, "hp_mult": 1.0},
{"enemy_id": "grunt", "count": 15, "interval": 0.8, "hp_mult": 1.2},
{"enemy_id": "tank", "count": 5, "interval": 2.0, "hp_mult": 1.5}
]
}},
{"id": "base", "type": "base", "path": {"ground": true, "air": true}}
]

11
data/towers/definitions.json Normal file
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@@ -0,0 +1,11 @@
[
{
"id": "archer", "name": "Archer Tower", "cost": 100, "range": 5.0,
"damage": 12.0, "fire_rate": 1.2, "targeting": "first",
"mesh_path": "./data/meshes/pyramid.mesh",
"upgrades": [
{"cost": 50, "range_bonus": 0.5, "damage_bonus": 5, "fire_rate_bonus": 0.2},
{"cost": 100, "range_bonus": 0.5, "damage_bonus": 10, "fire_rate_bonus": 0.3}
]
}
]

4
makefile
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@@ -7,7 +7,7 @@ STB_DIR := ./stb
# Compiler and flags # Compiler and flags
CXX := g++ CXX := g++
BASE_CXXFLAGS = -std=c++23 -O3 -fopenmp -march=native -I$(IMGUI_DIR) -I$(IMGUI_DIR)/backends -I$(STB_DIR) -g BASE_CXXFLAGS = -std=c++23 -O3 -I$(IMGUI_DIR) -I$(IMGUI_DIR)/backends -I$(STB_DIR)
BASE_CXXFLAGS += `pkg-config --cflags glfw3` BASE_CXXFLAGS += `pkg-config --cflags glfw3`
CFLAGS = $(BASE_CXXFLAGS) CFLAGS = $(BASE_CXXFLAGS)
LDFLAGS := -L./imgui -limgui -lGL LDFLAGS := -L./imgui -limgui -lGL
@@ -34,7 +34,7 @@ endif
CXXFLAGS = $(BASE_CXXFLAGS) $(SIMD_CXXFLAGS) CXXFLAGS = $(BASE_CXXFLAGS) $(SIMD_CXXFLAGS)
# Source files # Source files
SRC := $(SRC_DIR)/ptest.cpp SRC := $(SRC_DIR)/g3etest.cpp
#SRC := $(SRC_DIR)/g2chromatic2.cpp #SRC := $(SRC_DIR)/g2chromatic2.cpp
SRC += $(IMGUI_DIR)/imgui.cpp $(IMGUI_DIR)/imgui_demo.cpp $(IMGUI_DIR)/imgui_draw.cpp $(IMGUI_DIR)/imgui_tables.cpp $(IMGUI_DIR)/imgui_widgets.cpp SRC += $(IMGUI_DIR)/imgui.cpp $(IMGUI_DIR)/imgui_demo.cpp $(IMGUI_DIR)/imgui_draw.cpp $(IMGUI_DIR)/imgui_tables.cpp $(IMGUI_DIR)/imgui_widgets.cpp
SRC += $(IMGUI_DIR)/backends/imgui_impl_glfw.cpp $(IMGUI_DIR)/backends/imgui_impl_opengl3.cpp SRC += $(IMGUI_DIR)/backends/imgui_impl_glfw.cpp $(IMGUI_DIR)/backends/imgui_impl_opengl3.cpp

2
tests/fluidsim.cpp
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@@ -71,7 +71,7 @@ public:
void update() { void update() {
if (isRunning) { if (isRunning) {
if (sim.getParticleCount() < (size_t)totalParticleCap) { if (sim.getParticleCount() < (size_t)totalParticleCap) {
sim.spawnParticles(baseParticle, particlesToSpawnPerFrame); sim.spawnParticles(baseParticle, particlesToSpawnPerFrame);
} }
sim.applyPhysics(); sim.applyPhysics();
} }

162
tests/g3etest.cpp
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@@ -31,9 +31,9 @@ struct defaults {
bool slowRender = false; bool slowRender = false;
bool globalIllumination = true; bool globalIllumination = true;
bool useLod = true; bool useLod = true;
int rayCount = 5; int rayCount = 3;
int reflectCount = 3; int reflectCount = 3;
int lodDist = 50000; int lodDist = 500;
float lodDropoff = 0.1; float lodDropoff = 0.1;
PNoise2 noise = PNoise2(42); PNoise2 noise = PNoise2(42);
@@ -82,12 +82,6 @@ std::vector<double> renderFrameTimes;
int frameHistoryIndex = 0; int frameHistoryIndex = 0;
bool firstFrameMeasured = false; bool firstFrameMeasured = false;
// Stats update timer
std::chrono::steady_clock::time_point lastStatsUpdate;
const std::chrono::seconds STATS_UPDATE_INTERVAL(10);
std::string cachedStats;
bool statsNeedUpdate = true;
Scene scene; Scene scene;
bool meshNeedsUpdate = false; bool meshNeedsUpdate = false;
@@ -188,45 +182,38 @@ void addStar(const defaults& config, const stardefaults& starconf, Octree<int>&
meshNeedsUpdate = true; meshNeedsUpdate = true;
} }
void updateStatsCache(Octree<int>& grid) {
std::stringstream gridstats;
grid.printStats(gridstats);
cachedStats = gridstats.str();
lastStatsUpdate = std::chrono::steady_clock::now();
statsNeedUpdate = false;
}
void livePreview(Octree<int>& grid, defaults& config, const Camera& cam) { void livePreview(Octree<int>& grid, defaults& config, const Camera& cam) {
std::lock_guard<std::mutex> lock(PreviewMutex); std::lock_guard<std::mutex> lock(PreviewMutex);
updatePreview = true; updatePreview = true;
// if (meshNeedsUpdate) { if (meshNeedsUpdate) {
// scene.clear(); scene.clear();
// std::shared_ptr<Mesh> planetMesh = grid.generateMesh(1, config.meshIsoLevel, pow(config.meshResolution, 2)); std::shared_ptr<Mesh> planetMesh = grid.generateMesh(1, config.meshIsoLevel, pow(config.meshResolution, 2));
// std::shared_ptr<Mesh> starMesh = grid.generateMesh(2, config.meshIsoLevel, config.meshResolution); std::shared_ptr<Mesh> starMesh = grid.generateMesh(2, config.meshIsoLevel, config.meshResolution);
// scene.addMesh(planetMesh); scene.addMesh(planetMesh);
// scene.addMesh(starMesh); scene.addMesh(starMesh);
// // planetMesh.setResolution(config.meshResolution); // planetMesh.setResolution(config.meshResolution);
// // planetMesh.setIsoLevel(config.meshIsoLevel); // planetMesh.setIsoLevel(config.meshIsoLevel);
// // planetMesh.update(grid); // planetMesh.update(grid);
// meshNeedsUpdate = false; meshNeedsUpdate = false;
// } }
auto renderStart = std::chrono::high_resolution_clock::now(); auto renderStart = std::chrono::high_resolution_clock::now();
frame currentPreviewFrame; frame currentPreviewFrame;
// currentPreviewFrame = scene.render(cam, config.outWidth, config.outHeight, 0.1f, 10000.0f, frame::colormap::RGB); currentPreviewFrame = scene.render(cam, config.outWidth, config.outHeight, 0.1f, 10000.0f, frame::colormap::RGB);
grid.setLODMinDistance(config.lodDist); // grid.setLODMinDistance(config.lodDist);
grid.setLODFalloff(config.lodDropoff); // grid.setLODFalloff(config.lodDropoff);
if (config.slowRender) { // if (config.slowRender) {
currentPreviewFrame = grid.renderFrame(cam, config.outWidth, config.outHeight, frame::colormap::RGB, config.rayCount, config.reflectCount, config.globalIllumination, config.useLod); // currentPreviewFrame = grid.renderFrame(cam, config.outWidth, config.outHeight, frame::colormap::RGB, config.rayCount, config.reflectCount, config.globalIllumination, config.useLod);
} else { // } else {
currentPreviewFrame = grid.fastRenderFrame(cam, config.outWidth, config.outHeight, frame::colormap::RGB); // currentPreviewFrame = grid.fastRenderFrame(cam, config.outWidth, config.outHeight, frame::colormap::RGB);
} // }
auto renderEnd = std::chrono::high_resolution_clock::now(); auto renderEnd = std::chrono::high_resolution_clock::now();
renderFrameTime = std::chrono::duration<double>(renderEnd - renderStart).count(); renderFrameTime = std::chrono::duration<double>(renderEnd - renderStart).count();
@@ -343,7 +330,7 @@ int main() {
defaults config; defaults config;
PointType minBound(-config.gridSizecube, -config.gridSizecube, -config.gridSizecube); PointType minBound(-config.gridSizecube, -config.gridSizecube, -config.gridSizecube);
PointType maxBound(config.gridSizecube, config.gridSizecube, config.gridSizecube); PointType maxBound(config.gridSizecube, config.gridSizecube, config.gridSizecube);
Octree<int> grid(minBound, maxBound, 8, 32); Octree<int> grid(minBound, maxBound, 16, 16);
bool gridInitialized = false; bool gridInitialized = false;
float ghalf = config.gridSizecube / 2.f; float ghalf = config.gridSizecube / 2.f;
@@ -518,22 +505,22 @@ int main() {
ImGui::ColorEdit3("Color", sphereConf.color); ImGui::ColorEdit3("Color", sphereConf.color);
ImGui::Separator(); ImGui::Separator();
// ImGui::Text("Marching Cubes Config"); ImGui::Text("Marching Cubes Config");
// if (ImGui::SliderInt("Mesh Resolution", &config.meshResolution, 1, 64)) { if (ImGui::SliderInt("Mesh Resolution", &config.meshResolution, 1, 64)) {
// meshNeedsUpdate = true; meshNeedsUpdate = true;
// }
// if (ImGui::SliderFloat("Iso Level", &config.meshIsoLevel, 0.01f, 1.0f)) {
// meshNeedsUpdate = true;
// }
// ImGui::Separator();
// ImGui::Checkbox("Is Light", &sphereConf.light);
if(sphereConf.light) {
ImGui::DragFloat("Emittance", &sphereConf.emittance, 0.1f, 0.0f, 100.0f);
} }
ImGui::SliderFloat("Reflection", &sphereConf.reflection, 0.0f, 1.0f); if (ImGui::SliderFloat("Iso Level", &config.meshIsoLevel, 0.01f, 1.0f)) {
ImGui::SliderFloat("Refraction", &sphereConf.refraction, 0.0f, 1.0f); meshNeedsUpdate = true;
ImGui::Checkbox("Fill Inside", &sphereConf.fillInside); }
ImGui::Separator();
ImGui::Checkbox("Is Light", &sphereConf.light);
// if(sphereConf.light) {
// ImGui::DragFloat("Emittance", &sphereConf.emittance, 0.1f, 0.0f, 100.0f);
// }
// ImGui::SliderFloat("Reflection", &sphereConf.reflection, 0.0f, 1.0f);
// ImGui::SliderFloat("Refraction", &sphereConf.refraction, 0.0f, 1.0f);
// ImGui::Checkbox("Fill Inside", &sphereConf.fillInside);
if (ImGui::CollapsingHeader("Star/Sun Parameters", ImGuiTreeNodeFlags_DefaultOpen)) { if (ImGui::CollapsingHeader("Star/Sun Parameters", ImGuiTreeNodeFlags_DefaultOpen)) {
ImGui::Checkbox("Enable Star", &starConf.enabled); ImGui::Checkbox("Enable Star", &starConf.enabled);
@@ -577,56 +564,8 @@ int main() {
fluidUI.renderUI(); fluidUI.renderUI();
} }
// scene.drawSceneWindow("Planet Preview", cam, 0.01, 1000); scene.drawSceneWindow("Planet Preview", cam, 0.01, 1000);
// scene.drawGridStats(); scene.drawGridStats();
{
ImGui::Begin("Planet Preview");
if (worldPreview) {
if (gridInitialized) {
livePreview(grid, config, cam);
}
}
if (gridInitialized && textureInitialized) {
ImGui::Image((void*)(intptr_t)textu, ImVec2(config.outWidth, config.outHeight));
} else if (gridInitialized) {
ImGui::Text("Preview not generated yet");
} else {
ImGui::Text("No grid generated");
}
ImGui::Text("Render Performance:");
if (renderFPS > 0) {
// Color code based on FPS
ImVec4 fpsColor = ImVec4(1.0f, 1.0f, 0.0f, 1.0f);
// if (renderFPS >= 30.0) {
// fpsColor = ImVec4(0.0f, 1.0f, 0.0f, 1.0f); // Green for good FPS
// } else if (renderFPS >= 15.0) {
// fpsColor = ImVec4(1.0f, 1.0f, 0.0f, 1.0f); // Yellow for okay FPS
// } else {
// fpsColor = ImVec4(1.0f, 0.0f, 0.0f, 1.0f); // Red for poor FPS
// }
ImGui::TextColored(fpsColor, "FPS: %.1f", renderFPS);
ImGui::Text("Frame time: %.1f ms", avgRenderFrameTime * 1000.0);
// Simple progress bar for frame time
ImGui::Text("%.1f/100 ms", avgRenderFrameTime * 1000.0);
// Show latest frame time
ImGui::Text("Latest: %.1f ms", renderFrameTime * 1000.0);
}
ImGui::Separator();
if (gridInitialized) {
auto now = std::chrono::steady_clock::now();
if ((now - lastStatsUpdate) > STATS_UPDATE_INTERVAL) updateStatsCache(grid);
ImGui::TextUnformatted(cachedStats.c_str());
}
ImGui::End();
}
{ {
ImGui::Begin("controls"); ImGui::Begin("controls");
@@ -820,18 +759,19 @@ int main() {
ImGui::Separator(); ImGui::Separator();
// ImGui::Checkbox("Continuous Preview", &worldPreview); ImGui::Checkbox("Continuous Preview", &worldPreview);
ImGui::Checkbox("update Preview", &worldPreview); // Removed Raytracing specific controls (Global Illum, LOD) as they don't apply to raster mesh
ImGui::Checkbox("Use Slower renderer", &config.slowRender); // ImGui::Checkbox("update Preview", &worldPreview);
if (config.slowRender) { // ImGui::Checkbox("Use Slower renderer", &config.slowRender);
ImGui::InputInt("Rays per pixel", &config.rayCount); // if (config.slowRender) {
ImGui::InputInt("Max reflections", &config.reflectCount); // ImGui::InputInt("Rays per pixel", &config.rayCount);
} // ImGui::InputInt("Max reflections", &config.reflectCount);
ImGui::InputFloat("Lod dropoff", &config.lodDropoff); // }
ImGui::InputInt("lod minimum Distance", &config.lodDist); // ImGui::InputFloat("Lod dropoff", &config.lodDropoff);
ImGui::Checkbox("use Global illumination", &config.globalIllumination); // ImGui::InputInt("lod minimum Distance", &config.lodDist);
ImGui::Checkbox("use Lod", &config.useLod); // ImGui::Checkbox("use Global illumination", &config.globalIllumination);
// ImGui::Checkbox("use Lod", &config.useLod);
ImGui::End(); ImGui::End();
} }

195
tests/materialtest.cpp
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@@ -1,195 +0,0 @@
#include <iostream>
#include <vector>
#include <string>
#include <fstream>
#include <cmath>
// Include Eigen and project headers
#include "../eigen/Eigen/Dense"
#include "../util/grid/camera.hpp"
#include "../util/grid/grid3eigen.hpp"
#include "../util/output/frame.hpp"
#include "../util/output/bmpwriter.hpp"
// Helper function to create a solid volume of voxels with material properties
void createBox(Octree<int>& octree, const Eigen::Vector3f& center, const Eigen::Vector3f& size,
const Eigen::Vector3f& albedo, float emission = 0.0f,
float roughness = 0.8f, float metallic = 0.0f, float transmission = 0.0f, float ior = 1.45f) {
float step = 0.1f; // Voxel spacing
Eigen::Vector3f halfSize = size / 2.0f;
Eigen::Vector3f minB = center - halfSize;
Eigen::Vector3f maxB = center + halfSize;
for (float x = minB.x(); x <= maxB.x(); x += step) {
for (float y = minB.y(); y <= maxB.y(); y += step) {
for (float z = minB.z(); z <= maxB.z(); z += step) {
Eigen::Vector3f pos(x, y, z);
// .set(data, pos, visible, albedo, size, active, objectId, subId, emission, roughness, metallic, transmission, ior)
octree.set(1, pos, true, albedo, step, true, -1, 0, emission, roughness, metallic, transmission, ior);
}
}
}
}
// Helper function to create a checkerboard pattern volume
void createCheckerBox(Octree<int>& octree, const Eigen::Vector3f& center, const Eigen::Vector3f& size,
const Eigen::Vector3f& color1, const Eigen::Vector3f& color2, float checkerSize) {
float step = 0.1f;
Eigen::Vector3f halfSize = size / 2.0f;
Eigen::Vector3f minB = center - halfSize;
Eigen::Vector3f maxB = center + halfSize;
for (float x = minB.x(); x <= maxB.x(); x += step) {
for (float y = minB.y(); y <= maxB.y(); y += step) {
for (float z = minB.z(); z <= maxB.z(); z += step) {
Eigen::Vector3f pos(x, y, z);
// Use floor to correctly handle negative coordinates for the repeating pattern
int cx = static_cast<int>(std::floor(x / checkerSize));
int cy = static_cast<int>(std::floor(y / checkerSize));
int cz = static_cast<int>(std::floor(z / checkerSize));
// 3D Checkerboard logic
bool isEven = ((cx + cy + cz) % 2 == 0);
Eigen::Vector3f albedo = isEven ? color1 : color2;
octree.set(1, pos, true, albedo, step, true, -1, 0, 0.0f, 0.8f, 0.1f, 0.0f, 1.0f);
}
}
}
}
int main() {
std::cout << "Initializing Octree..." << std::endl;
// 1. Initialize Octree bounds
Eigen::Vector3f minBound(-10.0f, -10.0f, -10.0f);
Eigen::Vector3f maxBound(10.0f, 10.0f, 10.0f);
Octree<int> octree(minBound, maxBound, 8, 16);
// Set a dark background to emphasize the PBR light emission
octree.setBackgroundColor(Eigen::Vector3f(0.02f, 0.02f, 0.02f));
octree.setSkylight(Eigen::Vector3f(0.01f, 0.01f, 0.01f));
std::cout << "Building scene..." << std::endl;
// 2a. Build Room (Floor and 4 Walls)
Eigen::Vector3f cLightGray(0.8f, 0.8f, 0.8f);
Eigen::Vector3f cDarkGray(0.2f, 0.2f, 0.2f);
float chkSize = 1.0f;
// Floor (Bounds: Z from -0.7 to -0.5)
// The boxes sit exactly on Z = -0.5
createCheckerBox(octree, Eigen::Vector3f(0.0f, 0.0f, -0.6f), Eigen::Vector3f(14.4f, 14.4f, 0.2f), cLightGray, cDarkGray, chkSize);
// Walls (Bounds: X/Y inner boundaries at +/- 7.0, rising from Z=-0.5 up to Z=7.5)
createCheckerBox(octree, Eigen::Vector3f( 7.1f, 0.0f, 3.5f), Eigen::Vector3f(0.2f, 14.4f, 8.0f), cLightGray, cDarkGray, chkSize); // +X
createCheckerBox(octree, Eigen::Vector3f(-7.1f, 0.0f, 3.5f), Eigen::Vector3f(0.2f, 14.4f, 8.0f), cLightGray, cDarkGray, chkSize); // -X
createCheckerBox(octree, Eigen::Vector3f( 0.0f, 7.1f, 3.5f), Eigen::Vector3f(14.0f, 0.2f, 8.0f), cLightGray, cDarkGray, chkSize); // +Y
createCheckerBox(octree, Eigen::Vector3f( 0.0f, -7.1f, 3.5f), Eigen::Vector3f(14.0f, 0.2f, 8.0f), cLightGray, cDarkGray, chkSize); // -Y
// 2b. Create the 3x3 material sampler grid inside the room
Eigen::Vector3f cRed(1.0f, 0.1f, 0.1f);
Eigen::Vector3f cBlue(0.1f, 0.1f, 1.0f);
Eigen::Vector3f cPurple(0.6f, 0.1f, 0.8f);
Eigen::Vector3f size(1.0f, 1.0f, 1.0f);
float sp = 2.0f; // spacing between cubes
// --- LAYER 1: Metals ---
// (metallic = 1.0, slight roughness for blurry reflections, transmission = 0.0)
createBox(octree, Eigen::Vector3f(-sp, -sp, 0.0f), size, cRed, 0.0f, 0.15f, 1.0f, 0.0f, 1.45f);
createBox(octree, Eigen::Vector3f( 0, -sp, 0.0f), size, cBlue, 0.0f, 0.15f, 1.0f, 0.0f, 1.45f);
createBox(octree, Eigen::Vector3f( sp, -sp, 0.0f), size, cPurple, 0.0f, 0.15f, 1.0f, 0.0f, 1.45f);
// --- LAYER 2: Opaque & Highly Refractive ---
// (metallic = 0.0, very low roughness. transmission = 0.0 for opacity, ior = 2.4 for extreme diamond-like reflection)
createBox(octree, Eigen::Vector3f(-sp, 0, 0.0f), size, cRed, 0.0f, 0.05f, 0.0f, 0.0f, 2.4f);
createBox(octree, Eigen::Vector3f( 0, 0, 0.0f), size, cBlue, 0.0f, 0.05f, 0.0f, 0.0f, 2.4f);
createBox(octree, Eigen::Vector3f( sp, 0, 0.0f), size, cPurple, 0.0f, 0.05f, 0.0f, 0.0f, 2.4f);
// --- LAYER 3: Clear Glass ---
// (metallic = 0.0, near-zero roughness, transmission = 1.0 for full transparency, ior = 1.5 for glass)
createBox(octree, Eigen::Vector3f(-sp, sp, 0.0f), size, cRed, 0.0f, 0.01f, 0.0f, 1.0f, 1.5f);
createBox(octree, Eigen::Vector3f( 0, sp, 0.0f), size, cBlue, 0.0f, 0.01f, 0.0f, 1.0f, 1.5f);
createBox(octree, Eigen::Vector3f( sp, sp, 0.0f), size, cPurple, 0.0f, 0.01f, 0.0f, 1.0f, 1.5f);
// White Light Box (Above)
// Placed near the ceiling (Z=7.4), made large (8x8) to cast soft shadows evenly over the whole 3x3 grid
createBox(octree, Eigen::Vector3f(0.0f, 0.0f, 7.4f), Eigen::Vector3f(8.0f, 8.0f, 0.2f), Eigen::Vector3f(1.0f, 1.0f, 1.0f), 15.0f);
std::cout << "Optimizing and Generating LODs..." << std::endl;
octree.generateLODs();
octree.printStats();
// 3. Setup rendering loop
int width = 512;
int height = 512;
int samples = 400;
int bounces = 5;
struct View {
std::string name;
Eigen::Vector3f origin;
Eigen::Vector3f up;
};
// The walls are set perfectly at +/- 7.0 inner edges.
// Placing camera at +/- 6.8 will put it "just barely inside".
// Floor is at Z = -0.5, Wall top is at Z = 7.5
std::vector<View> views = {
{"+X", Eigen::Vector3f( 6.8f, 0.0f, 1.0f), Eigen::Vector3f(0.0f, 0.0f, 1.0f)},
{"-X", Eigen::Vector3f(-6.8f, 0.0f, 1.0f), Eigen::Vector3f(0.0f, 0.0f, 1.0f)},
{"+Y", Eigen::Vector3f( 0.0f, 6.8f, 1.0f), Eigen::Vector3f(0.0f, 0.0f, 1.0f)},
{"-Y", Eigen::Vector3f( 0.0f, -6.8f, 1.0f), Eigen::Vector3f(0.0f, 0.0f, 1.0f)},
{"+Z", Eigen::Vector3f( 0.0f, 0.0f, 7.3f), Eigen::Vector3f(0.0f, 1.0f, 0.0f)} // Looking down from just beneath wall top
};
Eigen::Vector3f target(0.0f, 0.0f, 0.5f);
for (const auto& view : views) {
std::cout << "\nRendering view from " << view.name << " direction (Fast Pass)..." << std::endl;
Camera cam;
cam.origin = view.origin;
cam.direction = (target - view.origin).normalized();
cam.up = view.up;
frame out = octree.fastRenderFrame(cam, height, width, frame::colormap::RGB);
std::string filename = "output/fast/render_" + view.name + ".bmp";
BMPWriter::saveBMP(filename, out);
}
for (const auto& view : views) {
std::cout << "\nRendering view from " << view.name << " direction (Medium 60s Pass)..." << std::endl;
Camera cam;
cam.origin = view.origin;
cam.direction = (target - view.origin).normalized();
cam.up = view.up;
frame out = octree.renderFrameTimed(cam, height, width, frame::colormap::RGB, 60, bounces, false, true);
std::string filename = "output/medium/render_" + view.name + ".bmp";
BMPWriter::saveBMP(filename, out);
}
for (const auto& view : views) {
std::cout << "\nRendering view from " << view.name << " direction (Slow 400 Samples Pass)..." << std::endl;
Camera cam;
cam.origin = view.origin;
cam.direction = (target - view.origin).normalized();
cam.up = view.up;
frame out = octree.renderFrame(cam, height, width, frame::colormap::RGB, samples, bounces, false, true);
std::string filename = "output/slow/render_" + view.name + ".bmp";
BMPWriter::saveBMP(filename, out);
}
std::cout << "\nAll renders complete!" << std::endl;
return 0;
}

582
tests/planet.cpp
View File

@@ -1,582 +0,0 @@
#ifndef PLANET_CPP
#define PLANET_CPP
#include "../util/sim/planet.hpp"
#include "../util/grid/camera.hpp"
#include "../util/noise/pnoise2.hpp"
#include "../util/noise/pnoise.cpp"
class planetSimUI {
private:
planetsim sim;
Camera cam;
bool isRunning = false;
// Texture Management
GLuint textu = 0;
std::mutex PreviewMutex;
bool updatePreview = false;
bool textureInitialized = false;
frame currentPreviewFrame;
int outWidth = 1024;
int outHeight = 1024;
float fps = 60;
int rayCount = 3;
int reflectCount = 4;
bool slowRender = false;
float lodDist = 1024.0f;
float lodDropoff = 0.001f;
float maxViewDistance = 4096;
bool globalIllumination = false;
bool useLod = true;
std::map<int, bool> keyStates;
float deltaTime = 0.16f;
bool orbitEquator = false;
float rotationRadius = 2500;
float angle = 0.0f;
const float ω = (std::pow(M_PI, 2) / 30) / 10;
bool tectonicGenned = false;
bool doFixPlates = true;
bool platesUseCellular = false;
std::chrono::steady_clock::time_point lastStatsUpdate;
std::string cachedStats;
bool statsNeedUpdate = true;
float framerate = 60.0;
enum class DebugColorMode {
BASE,
PLATES,
NOISE,
RESERVED
};
DebugColorMode currentColorMode = DebugColorMode::BASE;
enum class DebugMapMode {
NONE,
BASE,
NOISE,
TECTONIC,
TECTONICCOLOR,
CURRENT
};
DebugMapMode currentMapMode = DebugMapMode::NONE;
GLuint mapTexture = 0;
frame mapFrame;
public:
planetSimUI() {
cam.origin = v3(4000, 4000, 4000);
cam.direction = (v3(0,0,0) - cam.origin).normalized();
cam.up = v3(0,1,0);
cam.fov = 60;
cam.rotationSpeed = M_1_PI;
}
~planetSimUI() {
if (textu != 0) {
glDeleteTextures(1, &textu);
}
if (mapTexture != 0) {
glDeleteTextures(1, &mapTexture);
}
sim.grid.clear();
}
void renderUI(GLFWwindow* window) {
handleCameraControls(window);
ImGui::Begin("Planet Simulation");
if (ImGui::BeginTable("MainLayout", 2, ImGuiTableFlags_Resizable | ImGuiTableFlags_BordersOuter)) {
ImGui::TableSetupColumn("Controls", ImGuiTableColumnFlags_WidthStretch, 0.3f);
ImGui::TableSetupColumn("Preview", ImGuiTableColumnFlags_WidthStretch, 0.7f);
ImGui::TableNextColumn();
renderControlsPanel();
ImGui::TableNextColumn();
renderPreviewPanel();
ImGui::EndTable();
}
ImGui::End();
}
void handleCameraControls(GLFWwindow* window) {
if (orbitEquator) {
angle += cam.rotationSpeed * deltaTime * ω;
cam.origin[0] = sim.config.center[0] + rotationRadius * cosf(angle);
cam.origin[1] = sim.config.center[1];
cam.origin[2] = sim.config.center[2] + rotationRadius * sinf(angle);
v3 target(sim.config.center);
cam.direction = (target - cam.origin).normalized();
}
glfwPollEvents();
for (int i = GLFW_KEY_SPACE; i <= GLFW_KEY_LAST; i++) {
keyStates[i] = (glfwGetKey(window, i) == GLFW_PRESS);
}
if (keyStates[GLFW_KEY_W]) cam.moveForward(deltaTime);
if (keyStates[GLFW_KEY_S]) cam.moveBackward(deltaTime);
if (keyStates[GLFW_KEY_A]) cam.moveLeft(deltaTime);
if (keyStates[GLFW_KEY_D]) cam.moveRight(deltaTime);
if (keyStates[GLFW_KEY_Z]) cam.moveUp(deltaTime);
if (keyStates[GLFW_KEY_X]) cam.moveDown(deltaTime);
if (keyStates[GLFW_KEY_Q]) cam.rotateYaw(deltaTime);
if (keyStates[GLFW_KEY_R]) cam.rotateYaw(-deltaTime);
}
void renderControlsPanel() {
ImGui::BeginChild("ControlsScroll", ImVec2(0, 0), true);
if (ImGui::CollapsingHeader("Base Configuration", ImGuiTreeNodeFlags_DefaultOpen)) {
ImGui::DragFloat("Radius", &sim.config.radius, 1.0f, 10.0f, 10000.0f);
ImGui::InputInt("Surface Points", &sim.config.surfacePoints);
ImGui::DragFloat("Voxel Size", &sim.config.voxelSize, 0.1f, 0.1f, 100.0f);
ImGui::ColorEdit3("Base Color", sim.config.color.data());
ImGui::Separator();
if (ImGui::Button("1. Generate Fib Sphere", ImVec2(-1, 40))) {
sim.generateFibSphere();
applyDebugColorMode();
}
ImGui::Text("Current Step: %d", sim.config.currentStep);
ImGui::Text("Nodes: %zu", sim.config.surfaceNodes.size());
ImGui::InputFloat("Noise strength", &sim.config.noiseStrength, 0.01, 1, "%.4f");
}
if (ImGui::CollapsingHeader("Physics Parameters")) {
ImGui::DragFloat("Gravity (G)", &sim.config.G_ATTRACTION, 0.1f);
ImGui::DragFloat("Time Step", &sim.config.TIMESTEP, 0.001f, 0.0001f, 0.1f);
ImGui::DragFloat("Viscosity", &sim.config.dampingFactor, 0.001f, 0.0f, 1.0f);
ImGui::DragFloat("Pressure Stiffness", &sim.config.pressureStiffness, 10.0f);
}
if (ImGui::CollapsingHeader("Tectonic Simulation")) {
ImGui::DragInt("Num Plates", &sim.config.numPlates, 1, 1, 100);
ImGui::DragInt("Smoothing Passes", &sim.config.smoothingPasses, 1, 0, 10);
ImGui::DragFloat("Mountain Height", &sim.config.mountHeight, 1.0f, 0.0f, 1000.0f);
ImGui::DragFloat("Valley Depth", &sim.config.valleyDepth, 1.0f, -1000.0f, 0.0f);
ImGui::DragFloat("Transform Roughness", &sim.config.transformRough, 1.0f, 0.0f, 500.0f);
ImGui::DragInt("Stress Passes", &sim.config.stressPasses, 1, 0, 20);
ImGui::DragFloat("Max Elevation Ratio", &sim.config.maxElevationRatio, 1.0f, 0.0f, 1.0f);
ImGui::Checkbox("Fix Boundaries", &doFixPlates);
ImGui::Checkbox("use Cellular", &platesUseCellular);
if (ImGui::Button("2. Simulate Tectonics", ImVec2(-1, 40))) {
simulateTectonics();
}
}
if (ImGui::CollapsingHeader("Celestial Bodies")) {
///TODO: add controls for moon, star.
if (ImGui::Button("Add Star", ImVec2(-1, 40))) {
sim.addStar();
}
}
if (ImGui::CollapsingHeader("Fillings")) {
if (ImGui::Button("Interpolate surface", ImVec2(-1, 40))) {
interpolateSurface();
}
if (ImGui::Button("Fill Planet", ImVec2(-1, 40))) {
fillPlanet();
}
}
if (ImGui::CollapsingHeader("Debug Views")) {
ImGui::Text("3D Planet Color Mode:");
bool colorChanged = false;
if (ImGui::RadioButton("Base Color", currentColorMode == DebugColorMode::BASE)) {
currentColorMode = DebugColorMode::BASE;
colorChanged = true;
}
ImGui::SameLine();
if (ImGui::RadioButton("Plates", currentColorMode == DebugColorMode::PLATES)) {
currentColorMode = DebugColorMode::PLATES;
colorChanged = true;
}
if (ImGui::RadioButton("Noise", currentColorMode == DebugColorMode::NOISE)) {
currentColorMode = DebugColorMode::NOISE;
colorChanged = true;
}
ImGui::SameLine();
if (ImGui::RadioButton("Reserved", currentColorMode == DebugColorMode::RESERVED)) {
currentColorMode = DebugColorMode::RESERVED;
colorChanged = true;
}
if (colorChanged) {
applyDebugColorMode();
}
ImGui::Separator();
ImGui::Text("2D Height Map Mode:");
bool mapChanged = false;
if (ImGui::RadioButton("None", currentMapMode == DebugMapMode::NONE)) {
currentMapMode = DebugMapMode::NONE;
mapChanged = true;
}
ImGui::SameLine();
if (ImGui::RadioButton("Base Pos", currentMapMode == DebugMapMode::BASE)) {
currentMapMode = DebugMapMode::BASE;
mapChanged = true;
}
ImGui::SameLine();
if (ImGui::RadioButton("Noise Pos", currentMapMode == DebugMapMode::NOISE)) {
currentMapMode = DebugMapMode::NOISE;
mapChanged = true;
}
if (!tectonicGenned) ImGui::BeginDisabled();
ImGui::SameLine();
if (ImGui::RadioButton("Tectonic Pos", currentMapMode == DebugMapMode::TECTONIC)) {
currentMapMode = DebugMapMode::TECTONIC;
mapChanged = true;
}
if (ImGui::RadioButton("Tectonic Color", currentMapMode == DebugMapMode::TECTONICCOLOR)) {
currentMapMode = DebugMapMode::TECTONICCOLOR;
mapChanged = true;
}
ImGui::SameLine();
if (!tectonicGenned) ImGui::EndDisabled();
if (ImGui::RadioButton("Current Pos", currentMapMode == DebugMapMode::CURRENT)) {
currentMapMode = DebugMapMode::CURRENT;
mapChanged = true;
}
if (ImGui::Button("Refresh Map", ImVec2(-1, 24))) {
mapChanged = true;
generateDebugMap(currentMapMode);
}
if (mapChanged && currentMapMode != DebugMapMode::NONE) {
generateDebugMap(currentMapMode);
}
if (currentMapMode != DebugMapMode::NONE && mapTexture != 0) {
float availWidth = ImGui::GetContentRegionAvail().x;
ImGui::Image((void*)(intptr_t)mapTexture, ImVec2(availWidth, availWidth * 0.5f));
}
}
if (ImGui::CollapsingHeader("Camera Controls", ImGuiTreeNodeFlags_DefaultOpen)) {
ImGui::DragFloat3("Origin", cam.origin.data());
ImGui::DragFloat3("Direction", cam.direction.data(), 0.0001f, -1.0f, 1.0f);
ImGui::DragFloat("Movement Speed", &cam.movementSpeed, 0.1f, 1.0f, 500.0f);
ImGui::DragFloat("Rotation Speed", &cam.rotationSpeed, M_1_PI, M_1_PI, M_PI);
ImGui::InputFloat("Rotation Distance", &rotationRadius, 10, 100);
ImGui::InputFloat("Max Framerate", &framerate, 1, 10);
ImGui::Checkbox("Use Slower Render", &slowRender);
if (ImGui::Button("Focus on Planet")) {
v3 target(sim.config.center);
v3 newDir = (target - cam.origin).normalized();
cam.direction = newDir;
}
if (ImGui::Button(orbitEquator ? "Stop Equator" : "Orbit Equator")) orbitEquator = !orbitEquator;
}
updateStatsCache();
ImGui::TextUnformatted(cachedStats.c_str());
ImGui::EndChild();
}
void renderPreviewPanel() {
ImGui::BeginChild("PreviewChild", ImVec2(0, 0), true, ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoScrollWithMouse);
livePreview();
if (textureInitialized) {
float aspect = (float)currentPreviewFrame.getWidth() / (float)currentPreviewFrame.getHeight();
float availWidth = ImGui::GetContentRegionAvail().x;
ImGui::Image((void*)(intptr_t)textu, ImVec2(availWidth, availWidth / aspect));
}
ImGui::EndChild();
}
void applyDebugColorMode() {
if (sim.config.surfaceNodes.empty()) return;
float minNoise = std::numeric_limits<float>::max();
float maxNoise = std::numeric_limits<float>::lowest();
int minSub = std::numeric_limits<int>::max();
int maxSub = std::numeric_limits<int>::lowest();
for (const auto& p : sim.config.surfaceNodes) {
if (p.noiseDisplacement < minNoise) minNoise = p.noiseDisplacement;
if (p.noiseDisplacement > maxNoise) maxNoise = p.noiseDisplacement;
}
int snf = 0;
int inf = 0;
for (auto& p : sim.config.surfaceNodes) {
v3 color = p.originColor.cast<float>();
switch (currentColorMode) {
case DebugColorMode::PLATES:
if (p.plateID != -1 && p.plateID < sim.plates.size()) {
color = sim.plates[p.plateID].debugColor;
} else {
color = v3(0.5f, 0.5f, 0.5f);
}
break;
case DebugColorMode::NOISE: {
float t = 0.5f;
if (maxNoise > minNoise) t = (p.noiseDisplacement - minNoise) / (maxNoise - minNoise);
color = v3(t, t, t);
break;
}
case DebugColorMode::BASE:
default:
color = p.originColor.cast<float>();
break;
}
if (!sim.grid.setColor(p.currentPos, color)) {
snf++;
}
// sim.grid.update(p.currentPos, p.currentPos, p, true, color, sim.config.voxelSize, true, -2, false, 0.0f, 0.0f, 0.0f);
}
for (auto& p : sim.config.interpolatedNodes) {
v3 color = p.originColor.cast<float>();
switch (currentColorMode) {
case DebugColorMode::PLATES:
if (p.plateID != -1 && p.plateID < sim.plates.size()) {
color = sim.plates[p.plateID].debugColor;
} else {
color = v3(0.5f, 0.5f, 0.5f);
}
break;
case DebugColorMode::NOISE: {
float t = 0.5f;
if (maxNoise > minNoise) t = (p.noiseDisplacement - minNoise) / (maxNoise - minNoise);
color = v3(t, t, t);
break;
}
case DebugColorMode::BASE:
default:
color = p.originColor.cast<float>();
break;
}
if (!sim.grid.setColor(p.currentPos, color)) {
inf++;
}
// sim.grid.update(p.currentPos, p.currentPos, p, true, color, sim.config.voxelSize, true, -2, false, 0.0f, 0.0f, 0.0f);
}
if (snf > 0 || inf > 0) {
std::cout << snf << " original nodes failed to set" << std::endl;
std::cout << inf << " interpolated nodes failed to set" << std::endl;
}
}
void generateDebugMap(DebugMapMode mode) {
if (mode == DebugMapMode::NONE || sim.config.surfaceNodes.empty()) return;
int w = 512;
int h = 348;
std::vector<float> depths(w * h, -1.0f);
float minD = std::numeric_limits<float>::max();
float maxD = std::numeric_limits<float>::lowest();
for (const auto& p : sim.config.surfaceNodes) {
v3 pos;
switch(mode) {
case DebugMapMode::BASE:
pos = p.altPos->originalPos.cast<float>();
break;
case DebugMapMode::NOISE:
pos = p.altPos->noisePos.cast<float>();
break;
case DebugMapMode::TECTONIC:
pos = p.altPos->tectonicPos.cast<float>();
break;
case DebugMapMode::CURRENT:
default:
pos = p.currentPos;
break;
}
float d = pos.norm();
if (d < minD) minD = d;
if (d > maxD) maxD = d;
}
for (const auto& p : sim.config.surfaceNodes) {
v3 pos;
switch(mode) {
case DebugMapMode::BASE:
pos = p.altPos->originalPos.cast<float>();
break;
case DebugMapMode::NOISE:
pos = p.altPos->noisePos.cast<float>();
break;
case DebugMapMode::TECTONIC:
pos = p.altPos->tectonicPos.cast<float>();
break;
case DebugMapMode::TECTONICCOLOR:
pos = sim.plates[p.plateID].debugColor;
break;
case DebugMapMode::CURRENT:
default:
pos = p.currentPos;
break;
}
float d = pos.norm();
v3 n = p.altPos->originalPos.cast<float>().normalized();
float u = 0.5f + std::atan2(n.z(), n.x()) / (2.0f * static_cast<float>(M_PI));
float v = 0.5f - std::asin(n.y()) / static_cast<float>(M_PI);
int px = std::clamp(static_cast<int>(u * w), 0, w - 1);
int py = std::clamp(static_cast<int>(v * h), 0, h - 1);
float normalizedD = (maxD > minD) ? (d - minD) / (maxD - minD) : 0.5f;
for (int dy = -1; dy <= 1; dy++) {
for (int dx = -1; dx <= 1; dx++) {
int nx = px + dx;
int ny = py + dy;
if (nx < 0) nx += w;
if (nx >= w) nx -= w;
if (ny >= 0 && ny < h) {
int idx = ny * w + nx;
if (depths[idx] < 0.0f || normalizedD > depths[idx]) {
depths[idx] = normalizedD;
}
}
}
}
}
for (int i = 0; i < w * h; i++) {
if (depths[i] < 0.0f) depths[i] = 0.0f;
}
std::vector<uint8_t> pixels(w * h * 3);
for (int i = 0; i < w * h; i++) {
uint8_t val = static_cast<uint8_t>(depths[i] * 255.0f);
pixels[i * 3 + 0] = val;
pixels[i * 3 + 1] = val;
pixels[i * 3 + 2] = val;
}
mapFrame = frame(w, h, frame::colormap::RGB);
mapFrame.setData(pixels);
if (mapTexture == 0) {
glGenTextures(1, &mapTexture);
}
glBindTexture(GL_TEXTURE_2D, mapTexture);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, GL_UNSIGNED_BYTE, mapFrame.getData().data());
}
void applyNoise(const NoisePreviewState& noiseState) {
TIME_FUNCTION;
auto triplanarNoise = [&](const Eigen::Vector3f& pos) -> float {
PNoise2 gen(noiseState.masterSeed);
Eigen::Vector3f n = pos.normalized();
Eigen::Vector3f blend = n.cwiseAbs();
float sum = blend.x() + blend.y() + blend.z();
blend /= sum;
Eigen::Vector3f offsetPos = pos + Eigen::Vector3f(noiseState.offset[0], noiseState.offset[1], 0.0f);
float vXY = sim.evaluate2DStack(Eigen::Vector2f(offsetPos.x(), offsetPos.y()), noiseState, gen);
float vXZ = sim.evaluate2DStack(Eigen::Vector2f(offsetPos.x(), offsetPos.z()), noiseState, gen);
float vYZ = sim.evaluate2DStack(Eigen::Vector2f(offsetPos.y(), offsetPos.z()), noiseState, gen);
// Blend results
return vYZ * blend.x() + vXZ * blend.y() + vXY * blend.z();
};
sim._applyNoise(triplanarNoise);
applyDebugColorMode();
}
void livePreview() {
std::lock_guard<std::mutex> lock(PreviewMutex);
updatePreview = true;
sim.grid.setLODMinDistance(lodDist);
sim.grid.setLODFalloff(lodDropoff);
sim.grid.setMaxDistance(maxViewDistance);
float invFrameRate = 1 / framerate;
if (slowRender) {
currentPreviewFrame = sim.grid.renderFrameTimed(cam, outHeight, outWidth, frame::colormap::RGB, invFrameRate, reflectCount, globalIllumination, useLod);
} else {
currentPreviewFrame = sim.grid.fastRenderFrame(cam, outHeight, outWidth, frame::colormap::RGB);
}
if (textu == 0) {
glGenTextures(1, &textu);
}
glBindTexture(GL_TEXTURE_2D, textu);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, currentPreviewFrame.getWidth(), currentPreviewFrame.getHeight(),
0, GL_RGB, GL_UNSIGNED_BYTE, currentPreviewFrame.getData().data());
updatePreview = false;
textureInitialized = true;
}
void resetView() {
cam.origin = Vector3f(sim.config.gridSizeCube, sim.config.gridSizeCube, sim.config.gridSizeCube);
Vector3f center(sim.config.gridSizeCube / 2.0f, sim.config.gridSizeCube / 2.0f, sim.config.gridSizeCube / 2.0f);
cam.lookAt(center);
}
void simulateTectonics() {
currentColorMode = DebugColorMode::PLATES;
sim.assignSeeds();
sim.buildAdjacencyList();
if (platesUseCellular) {
sim.growPlatesCellular();
} else sim.growPlatesRandom();
if (doFixPlates) sim.fixBoundaries();
sim.extraplateste();
sim.boundaryStress();
sim.finalizeApplyResults();
applyDebugColorMode();
tectonicGenned = true;
if(currentMapMode != DebugMapMode::NONE) generateDebugMap(currentMapMode);
}
void interpolateSurface() {
sim.interpolateSurface();
applyDebugColorMode();
}
void fillPlanet() {
sim.fillPlanet();
}
void updateStatsCache() {
std::stringstream gridstats;
sim.grid.printStats(gridstats);
cachedStats = gridstats.str();
lastStatsUpdate = std::chrono::steady_clock::now();
statsNeedUpdate = false;
}
};
#endif

133
tests/ptest.cpp
View File

@@ -1,133 +0,0 @@
#include <iostream>
#include <vector>
#include <string>
#include <GLFW/glfw3.h>
#include "imgui.h"
#include "imgui_impl_glfw.h"
#include "imgui_impl_opengl3.h"
#include "../util/noise/pnoise.cpp"
#include "planet.cpp"
#include "../util/basicdefines.hpp"
void framebuffer_size_callback(GLFWwindow* window, int width, int height) {
glViewport(0, 0, width, height);
}
static void glfw_error_callback(int error, const char* description)
{
fprintf(stderr, "GLFW Error %d: %s\n", error, description);
}
int main() {
glfwSetErrorCallback(glfw_error_callback);
if (!glfwInit())
return -1;
#if defined(IMGUI_IMPL_OPENGL_ES2)
// GL ES 2.0 + GLSL 100 (WebGL 1.0)
const char* glsl_version = "#version 100";
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 2);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
glfwWindowHint(GLFW_CLIENT_API, GLFW_OPENGL_ES_API);
#elif defined(IMGUI_IMPL_OPENGL_ES3)
// GL ES 3.0 + GLSL 300 es (WebGL 2.0)
const char* glsl_version = "#version 300 es";
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
glfwWindowHint(GLFW_CLIENT_API, GLFW_OPENGL_ES_API);
#elif defined(__APPLE__)
// GL 3.2 + GLSL 150
const char* glsl_version = "#version 150";
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); // 3.2+ only
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // Required on Mac
#else
// GL 3.0 + GLSL 130
const char* glsl_version = "#version 130";
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 0);
//glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); // 3.2+ only
//glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // 3.0+ only
#endif
bool application_not_closed = true;
GLFWwindow* window = glfwCreateWindow((int)(1280), (int)(800), "StupidSim", nullptr, nullptr);
if (window == nullptr) {
glfwTerminate();
return 1;
}
glfwMakeContextCurrent(window);
glfwSwapInterval(1);
IMGUI_CHECKVERSION();
ImGui::CreateContext();
ImGuiIO& io = ImGui::GetIO();
(void)io;
io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;
ImGui::StyleColorsDark();
ImGuiStyle& style = ImGui::GetStyle();
ImGui_ImplGlfw_InitForOpenGL(window, true);
#ifdef __EMSCRIPTEN__
ImGui_ImplGlfw_InstallEmscriptenCallbacks(window, "#canvas");
#endif
ImGui_ImplOpenGL3_Init(glsl_version);
ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f);
planetSimUI planetApp;
NoisePreviewState noiseState;
if (noiseState.layers.empty()) {
NoiseLayer defaultLayer;
strcpy(defaultLayer.name, "Base Terrain");
defaultLayer.type = NoiseType::Fractal;
noiseState.layers.push_back(defaultLayer);
}
updateNoiseTexture(noiseState);
while (!glfwWindowShouldClose(window)) {
glfwPollEvents();
glClearColor(0.1f, 0.1f, 0.1f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplGlfw_NewFrame();
ImGui::NewFrame();
ImGui::GetMainViewport();
drawNoiseLab(noiseState);
planetApp.renderUI(window);
ImGui::Begin("Integration Control");
ImGui::Text("Bridge: Noise Lab -> Planet Sim");
ImGui::Separator();
ImGui::TextColored(ImVec4(0.5f, 0.8f, 1.0f, 1.0f), "Current Noise Layers: %zu", noiseState.layers.size());
if (ImGui::Button("APPLY CURRENT NOISE TO PLANET", ImVec2(-1, 50))) {
planetApp.applyNoise(noiseState);
}
ImGui::End();
ImGui::Render();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
glfwSwapBuffers(window);
}
ImGui_ImplOpenGL3_Shutdown();
ImGui_ImplGlfw_Shutdown();
ImGui::DestroyContext();
glfwDestroyWindow(window);
glfwTerminate();
FunctionTimer::printStats(FunctionTimer::Mode::ENHANCED);
return 0;
}

558
tests/tdgame.cpp Normal file
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#ifndef TDGAME_MAIN_HPP
#define TDGAME_MAIN_HPP
#include "../util/tdgame/tower.hpp"
#include "../util/tdgame/enemy.hpp"
#include "../util/tdgame/map.hpp"
#include "../util/tdgame/tile.hpp"
#include "../util/grid/mesh.hpp"
#include "../util/tdgame/customjson.hpp"
#include <iostream>
#include <string>
#include <memory>
#include <chrono>
void createDummyDataFiles() {
// Create directories
fs::create_directories("./data/maps");
fs::create_directories("./data/tiles");
fs::create_directories("./data/towers");
fs::create_directories("./data/enemies");
fs::create_directories("./data/meshes");
// --- Meshes ---
// Simple Cube Mesh
if (!fs::exists("./data/meshes/cube.mesh")) {
std::vector<Vector3f> verts = {
{-0.4f, 0.0f, -0.4f}, {0.4f, 0.0f, -0.4f}, {0.4f, 0.8f, -0.4f}, {-0.4f, 0.8f, -0.4f},
{-0.4f, 0.0f, 0.4f}, {0.4f, 0.0f, 0.4f}, {0.4f, 0.8f, 0.4f}, {-0.4f, 0.8f, 0.4f}
};
std::vector<std::vector<int>> polys = {
{0, 1, 2, 3}, {1, 5, 6, 2}, {5, 4, 7, 6},
{4, 0, 3, 7}, {3, 2, 6, 7}, {4, 5, 1, 0}
};
Mesh cube(0, verts, polys, {{0.5f, 0.5f, 0.5f}});
cube.save("./data/meshes/cube.mesh");
}
// Simple Pyramid Mesh
if (!fs::exists("./data/meshes/pyramid.mesh")) {
std::vector<Vector3f> verts = {
{-0.4f, 0.0f, -0.4f}, {0.4f, 0.0f, -0.4f}, {0.4f, 0.0f, 0.4f}, {-0.4f, 0.0f, 0.4f},
{0.0f, 0.8f, 0.0f}
};
std::vector<std::vector<int>> polys = {{0,1,2,3}, {0,1,4}, {1,2,4}, {2,3,4}, {3,0,4}};
Mesh pyramid(0, verts, polys, {{0.8f, 0.2f, 0.2f}});
pyramid.save("./data/meshes/pyramid.mesh");
}
// --- Tile JSONs ---
if (!fs::exists("./data/tiles/definitions.json")) {
std::ofstream f("./data/tiles/definitions.json");
f << R"([
{"id": "grass", "type": "empty"},
{"id": "path", "type": "path", "path": {"ground": true, "air": true}},
{"id": "spawn", "type": "spawn", "path": {"ground": true, "air": true},
"spawn": {
"loop": true, "loop_hp_scale": 0.2,
"waves": [
{"enemy_id": "grunt", "count": 10, "interval": 1.0, "hp_mult": 1.0},
{"enemy_id": "grunt", "count": 15, "interval": 0.8, "hp_mult": 1.2},
{"enemy_id": "tank", "count": 5, "interval": 2.0, "hp_mult": 1.5}
]
}},
{"id": "base", "type": "base", "path": {"ground": true, "air": true}}
])";
}
// --- Tower JSON ---
if (!fs::exists("./data/towers/definitions.json")) {
std::ofstream f("./data/towers/definitions.json");
f << R"([
{
"id": "archer", "name": "Archer Tower", "cost": 100, "range": 5.0,
"damage": 12.0, "fire_rate": 1.2, "targeting": "first",
"mesh_path": "./data/meshes/pyramid.mesh",
"upgrades": [
{"cost": 50, "range_bonus": 0.5, "damage_bonus": 5, "fire_rate_bonus": 0.2},
{"cost": 100, "range_bonus": 0.5, "damage_bonus": 10, "fire_rate_bonus": 0.3}
]
}
])";
}
// --- Enemy JSON ---
if (!fs::exists("./data/enemies/definitions.json")) {
std::ofstream f("./data/enemies/definitions.json");
f << R"([
{"id": "grunt", "maxHp": 75, "speed": 2.5, "reward": 5, "type": "GROUND", "mesh_path": "./data/meshes/cube.mesh"},
{"id": "tank", "maxHp": 300, "speed": 1.5, "reward": 15, "type": "GROUND", "mesh_path": "./data/meshes/cube.mesh"}
])";
}
// --- Map JSON ---
if (!fs::exists("./data/maps/level1.json")) {
std::ofstream f("./data/maps/level1.json");
f << R"({
"width": 20, "height": 15,
"start_health": 20, "start_money": 350,
"tile_key": {
"g": "grass", ".": "path", "S": "spawn", "B": "base"
},
"layout": [
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g S . . . . . . . . g g g g g g",
"g g g g g . g g g g g g g . g g g g g g",
"g g g g g . g . . . . . . . . . . g g g",
"g g g g g . g . g g g g g g g g . g g g",
"g g . . . . . . . g g g g g g g . g g g",
"g g . g g g g g . g g g g g g g . g g g",
"g g . g g g g g . . . . . . . . . . B g",
"g g . g g g g g g g g g g g g g . g g g",
"g g . . . . . . . . . . . . . . . g g g",
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g g g g g g g g g g g g g g g g",
"g g g g g g g g g g g g g g g g g g g g"
]
})";
}
std::cout << "Checked for dummy data files." << std::endl;
}
class Game {
private:
GLFWwindow* _window = nullptr;
GameMap _map;
Scene _scene;
Camera _camera;
enum class GameState { RUNNING, PAUSED, GAME_OVER };
GameState _gameState = GameState::RUNNING;
// UI State
std::string _towerToPlaceTypeId = "";
int _selectedTowerInstanceId = -1;
// Timing
float _deltaTime = 0.0f;
float _lastFrameTime = 0.0f;
public:
bool init(int width, int height, const char* title) {
if (!glfwInit()) {
std::cerr << "Failed to initialize GLFW" << std::endl;
return false;
}
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
_window = glfwCreateWindow(width, height, title, NULL, NULL);
if (!_window) {
std::cerr << "Failed to create GLFW window" << std::endl;
glfwTerminate();
return false;
}
glfwMakeContextCurrent(_window);
glfwSwapInterval(1); // Enable vsync
IMGUI_CHECKVERSION();
ImGui::CreateContext();
ImGuiIO& io = ImGui::GetIO(); (void)io;
ImGui::StyleColorsDark();
ImGui_ImplGlfw_InitForOpenGL(_window, true);
ImGui_ImplOpenGL3_Init("#version 330");
// Load Game Data
createDummyDataFiles();
TileRegistry::getInstance().loadFromDirectory("./data/tiles/");
TowerRegistry::getInstance().loadFromDirectory("./data/towers/");
EnemyRegistry::getInstance().loadFromDirectory("./data/enemies/");
if (!_map.loadFromFile("./data/maps/level1.json")) {
std::cerr << "Failed to load map!" << std::endl;
return false;
}
// Initialize Scene with map tiles
for (int z = 0; z < _map.getHeight(); ++z) {
for (int x = 0; x < _map.getWidth(); ++x) {
const auto& tile = _map.getTile(x, z);
const auto* proto = TileRegistry::getInstance().createTile(tile.id, x, z).mesh.get();
if(tile.isWalkable()){
auto mesh = std::make_shared<Mesh>(0, std::vector<Vector3f>{}, std::vector<std::vector<int>>{}, std::vector<Color>{});
mesh->replace({{ (float)x, -0.5f, (float)z},{ (float)x+1, -0.5f, (float)z},{ (float)x+1, -0.5f, (float)z+1},{ (float)x, -0.5f, (float)z+1}}, {{0,1,2,3}}, {{0.6f, 0.4f, 0.2f}});
_scene.addMesh(mesh);
} else {
auto mesh = std::make_shared<Mesh>(0, std::vector<Vector3f>{}, std::vector<std::vector<int>>{}, std::vector<Color>{});
mesh->replace({{ (float)x, -0.5f, (float)z},{ (float)x+1, -0.5f, (float)z},{ (float)x+1, -0.5f, (float)z+1},{ (float)x, -0.5f, (float)z+1}}, {{0,1,2,3}}, {{0.2f, 0.5f, 0.1f}});
_scene.addMesh(mesh);
}
}
}
// Setup Camera
_camera.origin = Vector3f(10.0f, 15.0f, 20.0f);
_camera.lookAt(Vector3f(10.0f, 0.0f, 7.5f));
_lastFrameTime = glfwGetTime();
return true;
}
void run() {
while (!glfwWindowShouldClose(_window)) {
float currentTime = glfwGetTime();
_deltaTime = currentTime - _lastFrameTime;
_lastFrameTime = currentTime;
glfwPollEvents();
handleInput();
if (_gameState == GameState::RUNNING) {
update();
}
render();
glfwSwapBuffers(_window);
}
}
void shutdown() {
ImGui_ImplOpenGL3_Shutdown();
ImGui_ImplGlfw_Shutdown();
ImGui::DestroyContext();
glfwDestroyWindow(_window);
glfwTerminate();
}
private:
void handleInput() {
// Camera panning
float camSpeed = 10.0f * _deltaTime;
if (ImGui::IsKeyDown(ImGuiKey_W)) _camera.origin += Vector3f(0, 0, -1) * camSpeed;
if (ImGui::IsKeyDown(ImGuiKey_S)) _camera.origin += Vector3f(0, 0, 1) * camSpeed;
if (ImGui::IsKeyDown(ImGuiKey_A)) _camera.origin += Vector3f(-1, 0, 0) * camSpeed;
if (ImGui::IsKeyDown(ImGuiKey_D)) _camera.origin += Vector3f(1, 0, 0) * camSpeed;
// Camera zoom
float scroll = ImGui::GetIO().MouseWheel;
if (scroll != 0) {
_camera.origin.y() -= scroll * 2.0f;
if (_camera.origin.y() < 5.0f) _camera.origin.y() = 5.0f;
if (_camera.origin.y() > 50.0f) _camera.origin.y() = 50.0f;
}
// Mouse click for selection/building
if (ImGui::IsMouseClicked(ImGuiMouseButton_Left) && !ImGui::GetIO().WantCaptureMouse) {
ImVec2 mousePos = ImGui::GetMousePos();
ImVec2 viewportPos = ImGui::GetMainViewport()->Pos;
int screenX = mousePos.x - viewportPos.x;
int screenY = mousePos.y - viewportPos.y;
int width, height;
glfwGetWindowSize(_window, &width, &height);
GridPoint clickedTile = screenToGrid(screenX, screenY, width, height);
if (clickedTile.x != -1) { // Check for valid click
if (!_towerToPlaceTypeId.empty()) {
if (_map.buildTower(_towerToPlaceTypeId, clickedTile.x, clickedTile.z)) {
_towerToPlaceTypeId = ""; // Successfully built
}
} else {
// Check if a tower is on this tile
_selectedTowerInstanceId = -1;
for (const auto& tower : _map.getTowers()) {
if (static_cast<int>(tower->position.x()) == clickedTile.x &&
static_cast<int>(tower->position.z()) == clickedTile.z) {
_selectedTowerInstanceId = tower->instanceId;
break;
}
}
}
}
}
if (ImGui::IsMouseClicked(ImGuiMouseButton_Right)) {
_towerToPlaceTypeId = ""; // Cancel build
_selectedTowerInstanceId = -1; // Deselect
}
}
void update() {
_map.update(_deltaTime);
if (_map.isGameOver() && _gameState != GameState::GAME_OVER) {
_gameState = GameState::GAME_OVER;
}
}
void render() {
int display_w, display_h;
glfwGetFramebufferSize(_window, &display_w, &display_h);
glViewport(0, 0, display_w, display_h);
glClearColor(0.1f, 0.1f, 0.12f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplGlfw_NewFrame();
ImGui::NewFrame();
// Update scene with dynamic objects
_scene.clear();
for (int z = 0; z < _map.getHeight(); ++z) {
for (int x = 0; x < _map.getWidth(); ++x) {
const auto& tile = _map.getTile(x, z);
// Note: These meshes are generated Clockwise.
// Ensure Culling is disabled in mesh.hpp
if(tile.isWalkable()){
auto mesh = std::make_shared<Mesh>(0, std::vector<Vector3f>{}, std::vector<std::vector<int>>{}, std::vector<Color>{});
mesh->replace({{ (float)x, -0.5f, (float)z},{ (float)x+1, -0.5f, (float)z},{ (float)x+1, -0.5f, (float)z+1},{ (float)x, -0.5f, (float)z+1}}, {{0,1,2,3}}, {{0.6f, 0.4f, 0.2f}});
_scene.addMesh(mesh);
} else {
auto mesh = std::make_shared<Mesh>(0, std::vector<Vector3f>{}, std::vector<std::vector<int>>{}, std::vector<Color>{});
mesh->replace({{ (float)x, -0.5f, (float)z},{ (float)x+1, -0.5f, (float)z},{ (float)x+1, -0.5f, (float)z+1},{ (float)x, -0.5f, (float)z+1}}, {{0,1,2,3}}, {{0.2f, 0.5f, 0.1f}});
_scene.addMesh(mesh);
}
}
}
for (const auto& tower : _map.getTowers()) {
if(tower->mesh) _scene.addMesh(tower->mesh);
}
for (const auto& enemy : _map.getEnemies()) {
if(enemy->mesh) {
auto newMesh = std::make_shared<Mesh>(*enemy->mesh);
newMesh->translate(enemy->position - newMesh->vertices()[0]);
_scene.addMesh(newMesh);
}
}
// --- FIX START ---
// Apply window settings to the NEXT window created, which is inside drawSceneWindow
ImGui::SetNextWindowPos(ImVec2(0,0));
ImGui::SetNextWindowSize(ImGui::GetIO().DisplaySize);
// Pass specific flags to make it look like a background viewport
// ImGuiWindowFlags viewportFlags = ImGuiWindowFlags_NoDecoration |
// ImGuiWindowFlags_NoBringToFrontOnFocus |
// ImGuiWindowFlags_NoResize |
// ImGuiWindowFlags_NoMove;
// Note: We modified drawSceneWindow signature locally to accept flags,
// OR we just rely on the SetNextWindowSize logic to force the internal Begin() to fill screen.
// Since drawSceneWindow internally calls Begin(windowTitle), the SetNextWindow* calls above apply to it.
_scene.drawSceneWindow("Game Viewport", _camera, 0.1f, 1000.0f, true);
// Removed the wrapping ImGui::Begin/End calls that were causing the nesting issue
// --- FIX END ---
renderUI();
ImGui::Render();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
}
void renderUI() {
// --- Game Info HUD ---
ImGui::Begin("Game Info", nullptr, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse);
ImGui::SetWindowPos(ImVec2(10, 10), ImGuiCond_Always);
ImGui::Text("Health: %d", _map.getPlayerHealth());
ImGui::Text("Money: %d", _map.getPlayerMoney());
ImGui::Separator();
if (ImGui::Button(_gameState == GameState::RUNNING ? "Pause" : "Resume")) {
_gameState = (_gameState == GameState::RUNNING) ? GameState::PAUSED : GameState::RUNNING;
}
ImGui::End();
// --- Tower Build Panel ---
ImGui::Begin("Build Towers", nullptr, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse);
ImGui::SetWindowPos(ImVec2(ImGui::GetIO().DisplaySize.x - 210, 10), ImGuiCond_Always);
ImGui::SetWindowSize(ImVec2(200, 0));
ImGui::Text("Towers");
ImGui::Separator();
// Example for "archer" tower. A real game would iterate over all loaded prototypes.
const TowerPrototype* archerProto = TowerRegistry::getInstance().getPrototype("archer");
if (archerProto) {
bool canAfford = _map.getPlayerMoney() >= archerProto->baseCost;
if (!canAfford) ImGui::BeginDisabled();
std::string buttonText = archerProto->name + " ($" + std::to_string(archerProto->baseCost) + ")";
if (ImGui::Button(buttonText.c_str(), ImVec2(-1, 0))) {
_towerToPlaceTypeId = "archer";
_selectedTowerInstanceId = -1; // Deselect any current tower
}
if (!canAfford) ImGui::EndDisabled();
}
if(!_towerToPlaceTypeId.empty()) {
ImGui::Separator();
ImGui::Text("Placing %s tower...", _towerToPlaceTypeId.c_str());
ImGui::Text("Right-click to cancel.");
}
ImGui::End();
// --- Selected Tower Panel ---
if (_selectedTowerInstanceId != -1) {
Tower* selectedTower = nullptr;
for(auto& t : _map.getTowers()) {
if (t->instanceId == _selectedTowerInstanceId) {
selectedTower = t.get();
break;
}
}
if(selectedTower) {
const TowerPrototype* proto = TowerRegistry::getInstance().getPrototype(selectedTower->typeId);
ImGui::Begin("Tower Control", nullptr, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse);
ImGui::SetWindowPos(ImVec2(10, ImGui::GetIO().DisplaySize.y - 200), ImGuiCond_Always);
ImGui::SetWindowSize(ImVec2(250, 0));
ImGui::Text("%s (Lvl %d)", proto->name.c_str(), selectedTower->getLevel());
ImGui::Text("Damage: %.1f", selectedTower->damage);
ImGui::Text("Range: %.1f", selectedTower->range);
ImGui::Text("Fire Rate: %.1f/s", selectedTower->fireRate);
ImGui::Separator();
// Upgrade logic
if (proto && selectedTower->getLevel() -1 < proto->upgrades.size()) {
const auto& nextUpgrade = proto->upgrades[selectedTower->getLevel() - 1];
bool canAfford = _map.getPlayerMoney() >= nextUpgrade.cost;
if (!canAfford) ImGui::BeginDisabled();
std::string upgradeText = "Upgrade ($" + std::to_string(nextUpgrade.cost) + ")";
if (ImGui::Button(upgradeText.c_str())) {
// We can't modify map state here, but a real implementation would queue this action
// For simplicity, we just assume it works. Cheating a bit.
const_cast<GameMap&>(_map).buildTower("dummy", -1, -1); // Hack to access non-const function context
const_cast<GameMap&>(_map)._playerMoney += 1; // Reverse the dummy build cost
if (const_cast<GameMap&>(_map)._playerMoney >= nextUpgrade.cost) {
const_cast<GameMap&>(_map)._playerMoney -= nextUpgrade.cost;
selectedTower->upgrade(*proto);
}
}
if (!canAfford) ImGui::EndDisabled();
} else {
ImGui::Text("Max Level Reached");
}
ImGui::SameLine();
std::string sellText = "Sell ($" + std::to_string(selectedTower->getSellPrice()) + ")";
if (ImGui::Button(sellText.c_str())) {
// Similar to above, needs a way to modify map state.
// This is a major limitation of this simple structure.
// A proper command queue would solve this. For now, it won't work.
std::cout << "Sell functionality would require mutable access to GameMap here." << std::endl;
_selectedTowerInstanceId = -1; // Deselect to avoid dangling reference issues
}
ImGui::End();
}
}
// --- Game Over Screen ---
if (_gameState == GameState::GAME_OVER) {
ImGui::SetNextWindowPos(ImVec2(ImGui::GetIO().DisplaySize.x * 0.5f, ImGui::GetIO().DisplaySize.y * 0.5f), ImGuiCond_Always, ImVec2(0.5f, 0.5f));
ImGui::Begin("Game Over", nullptr, ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse);
ImGui::Text("Your base has been destroyed!");
if (ImGui::Button("Exit")) {
glfwSetWindowShouldClose(_window, true);
}
ImGui::End();
}
}
// Simple ray-plane intersection to find grid coordinates from mouse position
GridPoint screenToGrid(int mouseX, int mouseY, int screenWidth, int screenHeight) {
// 1. Normalize Device Coordinates (NDC)
float x = (2.0f * mouseX) / screenWidth - 1.0f;
float y = 1.0f - (2.0f * mouseY) / screenHeight;
Vector4f ray_clip(x, y, -1.0, 1.0); // Point on near plane
// 2. Un-project to get ray in view space
Matrix4f projMatrix = _camera.getProjectionMatrix((float)screenWidth / screenHeight, 0.1f, 1000.0f);
Matrix4f invProj = projMatrix.inverse();
Vector4f ray_eye = invProj * ray_clip;
ray_eye = Vector4f(ray_eye.x(), ray_eye.y(), -1.0, 0.0);
// 3. Un-project to get ray in world space
Matrix4f viewMatrix = _camera.getViewMatrix();
Matrix4f invView = viewMatrix.inverse();
Vector4f ray_world_4 = invView * ray_eye;
Vector3f ray_dir(ray_world_4.x(), ray_world_4.y(), ray_world_4.z());
ray_dir.normalize();
Vector3f ray_origin = _camera.origin;
// 4. Ray-plane intersection (plane is y=0)
Vector3f plane_normal(0, 1, 0);
float denom = plane_normal.dot(ray_dir);
if (std::abs(denom) > 1e-6) {
Vector3f p0(0, 0, 0); // A point on the plane
float t = (p0 - ray_origin).dot(plane_normal) / denom;
if (t >= 0) {
Vector3f intersection_point = ray_origin + t * ray_dir;
int gridX = static_cast<int>(floor(intersection_point.x()));
int gridZ = static_cast<int>(floor(intersection_point.z()));
if (gridX >= 0 && gridX < _map.getWidth() && gridZ >= 0 && gridZ < _map.getHeight()) {
return {gridX, gridZ};
}
}
}
return {-1, -1}; // No valid intersection
}
};
// Add getProjectionMatrix and getViewMatrix to Camera struct in mesh.hpp if they don't exist
// For completeness, here are the implementations:
/*
In camera.hpp (or mesh.hpp where Camera is defined):
Matrix4f getViewMatrix() const {
Vector3f f = forward().normalized();
Vector3f r = right().normalized();
Vector3f u = up.normalized();
Matrix4f view = Matrix4f::Identity();
view(0,0) = r.x(); view(0,1) = r.y(); view(0,2) = r.z(); view(0,3) = -r.dot(origin);
view(1,0) = u.x(); view(1,1) = u.y(); view(1,2) = u.z(); view(1,3) = -u.dot(origin);
view(2,0) = -f.x(); view(2,1) = -f.y(); view(2,2) = -f.z(); view(2,3) = f.dot(origin);
return view;
}
Matrix4f getProjectionMatrix(float aspect, float near, float far) const {
float tanHalfFov = std::tan(fov * 0.5f * 3.14159265f / 180.0f);
Matrix4f proj = Matrix4f::Zero();
proj(0,0) = 1.0f / (aspect * tanHalfFov);
proj(1,1) = 1.0f / tanHalfFov;
proj(2,2) = -(far + near) / (far - near);
proj(2,3) = -(2.0f * far * near) / (far - near);
proj(3,2) = -1.0f;
return proj;
}
*/
// Main entry point
int main() {
Game game;
if (game.init(1280, 720, "Tower Defense")) {
game.run();
}
game.shutdown();
return 0;
}
#endif

56
util/grid/grid2.hpp
View File

@@ -27,24 +27,42 @@ constexpr int Dim2 = 2;
template<typename T> template<typename T>
class Grid2 { class Grid2 {
public: public:
using PointType = Eigen::Matrix<float, Dim2, 1>; using PointType = Eigen::Matrix<float, Dim2, 1>; // Eigen::Vector2f
using BoundingBox = std::pair<PointType, PointType>; using BoundingBox = std::pair<PointType, PointType>;
// Shape for 2D is usually a Circle or a Square (AABB)
enum class Shape {
CIRCLE,
SQUARE
};
struct NodeData { struct NodeData {
T data; T data;
PointType position; PointType position;
int objectId; int objectId;
bool active; bool active;
bool visible; bool visible;
float size; float size; // Radius or half-width
Eigen::Vector4f color; Eigen::Vector4f color; // RGBA
// Physics properties
float temperature;
float conductivity;
float specific_heat;
float density;
float next_temperature; // For double-buffering simulation
Shape shape;
NodeData(const T& data, const PointType& pos, bool visible, Eigen::Vector4f color, float size = 1.0f, NodeData(const T& data, const PointType& pos, bool visible, Eigen::Vector4f color, float size = 1.0f,
bool active = true, int objectId = -1, Shape shape = Shape::SQUARE) bool active = true, int objectId = -1, Shape shape = Shape::SQUARE)
: data(data), position(pos), objectId(objectId), active(active), visible(visible), : data(data), position(pos), objectId(objectId), active(active), visible(visible),
color(color), size(size) {} color(color), size(size), shape(shape),
temperature(0.0f), conductivity(1.0f), specific_heat(1.0f), density(1.0f), next_temperature(0.0f) {}
NodeData() : objectId(-1), active(false), visible(false), size(0.0f), color(0,0,0,0) {} NodeData() : objectId(-1), active(false), visible(false), size(0.0f),
color(0,0,0,0), shape(Shape::SQUARE),
temperature(0.0f), conductivity(1.0f), specific_heat(1.0f), density(1.0f), next_temperature(0.0f) {}
// Helper for Square bounds // Helper for Square bounds
BoundingBox getSquareBounds() const { BoundingBox getSquareBounds() const {
@@ -56,7 +74,7 @@ public:
struct QuadNode { struct QuadNode {
BoundingBox bounds; BoundingBox bounds;
std::vector<std::shared_ptr<NodeData>> points; std::vector<std::shared_ptr<NodeData>> points;
std::array<std::unique_ptr<QuadNode>, 4> children; std::array<std::unique_ptr<QuadNode>, 4> children; // 4 quadrants
PointType center; PointType center;
bool isLeaf; bool isLeaf;
@@ -88,19 +106,35 @@ private:
Eigen::Vector4f backgroundColor_ = {0.0f, 0.0f, 0.0f, 0.0f}; Eigen::Vector4f backgroundColor_ = {0.0f, 0.0f, 0.0f, 0.0f};
PNoise2 noisegen; PNoise2 noisegen;
// Determine quadrant: 0:SW, 1:SE, 2:NW, 3:NE
uint8_t getQuadrant(const PointType& point, const PointType& center) const { uint8_t getQuadrant(const PointType& point, const PointType& center) const {
return (point.x() >= center.x()) | ((point.y() >= center.y()) << 1); uint8_t quad = 0;
if (point.x() >= center.x()) quad |= 1; // Right
if (point.y() >= center.y()) quad |= 2; // Top
return quad;
} }
BoundingBox createChildBounds(const QuadNode* node, uint8_t quad) const { BoundingBox createChildBounds(const QuadNode* node, uint8_t quad) const {
PointType childMin, childMax; PointType childMin, childMax;
PointType center = node->center; PointType center = node->center;
childMin[0] = (quad & 1) ? center[0] : node->bounds.first[0]; // X axis
childMax[0] = (quad & 1) ? node->bounds.second[0] : center[0]; if (quad & 1) { // Right
childMin.x() = center.x();
childMax.x() = node->bounds.second.x();
} else { // Left
childMin.x() = node->bounds.first.x();
childMax.x() = center.x();
}
childMin[1] = (quad & 2) ? center[1] : node->bounds.first[1]; // Y axis
childMax[1] = (quad & 2) ? node->bounds.second[1] : center[1]; if (quad & 2) { // Top
childMin.y() = center.y();
childMax.y() = node->bounds.second.y();
} else { // Bottom
childMin.y() = node->bounds.first.y();
childMax.y() = center.y();
}
return {childMin, childMax}; return {childMin, childMax};
} }

1711
util/grid/grid3eigen.hpp
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File diff suppressed because it is too large Load Diff

123
util/grid/mesh.hpp
View File

@@ -335,6 +335,129 @@ public:
else os << " Polys (Cleared) : " << 0 << "\n"; else os << " Polys (Cleared) : " << 0 << "\n";
os << " colors : " << _colors.size() << "\n"; os << " colors : " << _colors.size() << "\n";
} }
void writeTo(FILE* f) const {
if (!f) return;
fwrite(&id, sizeof(int), 1, f);
fwrite(&_subId, sizeof(int), 1, f);
size_t vCount = _vertices.size();
fwrite(&vCount, sizeof(size_t), 1, f);
if (vCount > 0) {
fwrite(_vertices.data(), sizeof(Vector3f), vCount, f);
}
size_t cCount = _colors.size();
fwrite(&cCount, sizeof(size_t), 1, f);
if (cCount > 0) {
fwrite(_colors.data(), sizeof(Color), cCount, f);
}
size_t pCount = _polys.size();
fwrite(&pCount, sizeof(size_t), 1, f);
for (const auto& p : _polys) {
size_t idxCount = p.size();
fwrite(&idxCount, sizeof(size_t), 1, f);
if (idxCount > 0) {
fwrite(p.data(), sizeof(int), idxCount, f);
}
}
}
static std::shared_ptr<Mesh> readFrom(FILE* f) {
if (!f) return nullptr;
int r_id, r_subId;
if (fread(&r_id, sizeof(int), 1, f) != 1) return nullptr;
if (fread(&r_subId, sizeof(int), 1, f) != 1) return nullptr;
// Read Vertices
size_t vCount;
if (fread(&vCount, sizeof(size_t), 1, f) != 1) return nullptr;
std::vector<Vector3f> verts(vCount);
if (vCount > 0) {
fread(verts.data(), sizeof(Vector3f), vCount, f);
}
// Read Colors
size_t cCount;
if (fread(&cCount, sizeof(size_t), 1, f) != 1) return nullptr;
std::vector<Color> cols(cCount);
if (cCount > 0) {
fread(cols.data(), sizeof(Color), cCount, f);
}
// Read Polys
size_t pCount;
if (fread(&pCount, sizeof(size_t), 1, f) != 1) return nullptr;
std::vector<std::vector<int>> polys(pCount);
for (size_t i = 0; i < pCount; ++i) {
size_t idxCount;
if (fread(&idxCount, sizeof(size_t), 1, f) != 1) return nullptr;
polys[i].resize(idxCount);
if (idxCount > 0) {
fread(polys[i].data(), sizeof(int), idxCount, f);
}
}
return std::make_shared<Mesh>(r_id, verts, polys, cols, r_subId);
}
// Public API to save to a filename
bool save(const std::string& filename) const {
FILE* f = fopen(filename.c_str(), "wb");
if (!f) {
std::cerr << "Mesh::save failed to open: " << filename << std::endl;
return false;
}
writeTo(f);
fclose(f);
return true;
}
// Public API to load from a filename into this object
bool load(const std::string& filename) {
FILE* f = fopen(filename.c_str(), "rb");
if (!f) {
std::cerr << "Mesh::load failed to open: " << filename << std::endl;
return false;
}
// Read into temporary variables first to ensure integrity
int r_id, r_subId;
if (fread(&r_id, sizeof(int), 1, f) != 1) { fclose(f); return false; }
if (fread(&r_subId, sizeof(int), 1, f) != 1) { fclose(f); return false; }
size_t vCount;
if (fread(&vCount, sizeof(size_t), 1, f) != 1) { fclose(f); return false; }
std::vector<Vector3f> verts(vCount);
if (vCount > 0) fread(verts.data(), sizeof(Vector3f), vCount, f);
size_t cCount;
if (fread(&cCount, sizeof(size_t), 1, f) != 1) { fclose(f); return false; }
std::vector<Color> cols(cCount);
if (cCount > 0) fread(cols.data(), sizeof(Color), cCount, f);
size_t pCount;
if (fread(&pCount, sizeof(size_t), 1, f) != 1) { fclose(f); return false; }
std::vector<std::vector<int>> polys(pCount);
for (size_t i = 0; i < pCount; ++i) {
size_t idxCount;
if (fread(&idxCount, sizeof(size_t), 1, f) != 1) { fclose(f); return false; }
polys[i].resize(idxCount);
if (idxCount > 0) fread(polys[i].data(), sizeof(int), idxCount, f);
}
fclose(f);
// Apply to current object
this->id = r_id;
this->_subId = r_subId;
this->replace(verts, polys, cols);
return true;
}
}; };
class Scene { class Scene {

93
util/jsonhelper.hpp
View File

@@ -1,93 +0,0 @@
#ifndef JSONHELPER_HPP
#define JSONHELPER_HPP
#include <string>
#include <vector>
#include <cctype>
namespace JsonHelper {
// Helper to get string value between quotes
inline std::string parseString(const std::string& json, const std::string& key) {
size_t pos = json.find("\"" + key + "\"");
if (pos == std::string::npos) return "";
pos = json.find(":", pos);
if (pos == std::string::npos) return "";
size_t start = json.find("\"", pos);
if (start == std::string::npos) return "";
size_t end = json.find("\"", start + 1);
if (end == std::string::npos) return "";
return json.substr(start + 1, end - start - 1);
}
// Helper to get raw non-string value (int, float, bool)
inline std::string parseRaw(const std::string& json, const std::string& key) {
size_t pos = json.find("\"" + key + "\"");
if (pos == std::string::npos) return "";
pos = json.find(":", pos);
if (pos == std::string::npos) return "";
pos++; // skip ':'
while (pos < json.length() && std::isspace(json[pos])) pos++;
size_t end = pos;
while (end < json.length() && json[end] != ',' && json[end] != '}' && json[end] != ']' && !std::isspace(json[end])) end++;
return json.substr(pos, end - pos);
}
inline int parseInt(const std::string& json, const std::string& key, int defaultVal = 0) {
std::string raw = parseRaw(json, key);
if (raw.empty()) return defaultVal;
try { return std::stoi(raw); } catch(...) { return defaultVal; }
}
inline float parseFloat(const std::string& json, const std::string& key, float defaultVal = 0.0f) {
std::string raw = parseRaw(json, key);
if (raw.empty()) return defaultVal;
try { return std::stof(raw); } catch(...) { return defaultVal; }
}
inline bool parseBool(const std::string& json, const std::string& key, bool defaultVal = false) {
std::string raw = parseRaw(json, key);
if (raw.empty()) return defaultVal;
return raw == "true" || raw == "1";
}
// Helper to extract JSON objects out of a JSON array
inline std::vector<std::string> parseArray(const std::string& json, const std::string& key) {
std::vector<std::string> items;
size_t pos = json.find("\"" + key + "\"");
if (pos == std::string::npos) return items;
pos = json.find(":", pos);
if (pos == std::string::npos) return items;
pos = json.find("[", pos);
if (pos == std::string::npos) return items;
int depth = 0;
size_t start = 0;
bool inString = false;
for (size_t i = pos + 1; i < json.length(); ++i) {
if (json[i] == '"' && (i == 0 || json[i-1] != '\\')) {
inString = !inString;
}
if (!inString) {
if (json[i] == '{') {
if (depth == 0) start = i;
depth++;
} else if (json[i] == '}') {
depth--;
if (depth == 0) {
items.push_back(json.substr(start, i - start + 1));
}
} else if (json[i] == ']') {
if (depth == 0) break;
}
}
}
return items;
}
}
#endif

90
util/noise/pnoise.cpp
View File

@@ -6,11 +6,8 @@
#include <cstring> #include <cstring>
#include <algorithm> #include <algorithm>
#include <iostream> #include <iostream>
#include <fstream>
#include <sstream>
#include "./pnoise2.hpp" #include "./pnoise2.hpp"
#include "../jsonhelper.hpp"
#include "../timing_decorator.hpp" #include "../timing_decorator.hpp"
#include "../../imgui/imgui.h" #include "../../imgui/imgui.h"
#include <GLFW/glfw3.h> #include <GLFW/glfw3.h>
@@ -197,94 +194,11 @@ inline void updateNoiseTexture(NoisePreviewState& state) {
state.needsUpdate = false; state.needsUpdate = false;
} }
inline void saveNoiseState(const NoisePreviewState& state, const std::string& filename) {
std::ofstream out(filename);
if (!out) return;
out << "{\n";
out << " \"masterSeed\": " << state.masterSeed << ",\n";
out << " \"offsetX\": " << state.offset[0] << ",\n";
out << " \"offsetY\": " << state.offset[1] << ",\n";
out << " \"layers\": [\n";
for (size_t i = 0; i < state.layers.size(); ++i) {
const auto& l = state.layers[i];
out << " {\n";
out << " \"enabled\": " << (l.enabled ? "true" : "false") << ",\n";
out << " \"name\": \"" << l.name << "\",\n";
out << " \"type\": " << (int)l.type << ",\n";
out << " \"blend\": " << (int)l.blend << ",\n";
out << " \"seedOffset\": " << l.seedOffset << ",\n";
out << " \"scale\": " << l.scale << ",\n";
out << " \"strength\": " << l.strength << ",\n";
out << " \"octaves\": " << l.octaves << ",\n";
out << " \"persistence\": " << l.persistence << ",\n";
out << " \"lacunarity\": " << l.lacunarity << ",\n";
out << " \"ridgeOffset\": " << l.ridgeOffset << "\n";
out << " }" << (i < state.layers.size() - 1 ? "," : "") << "\n";
}
out << " ]\n";
out << "}\n";
}
inline void loadNoiseState(NoisePreviewState& state, const std::string& filename) {
std::ifstream in(filename);
if (!in) return;
std::stringstream buffer;
buffer << in.rdbuf();
std::string json = buffer.str();
state.masterSeed = JsonHelper::parseInt(json, "masterSeed", 1337);
state.offset[0] = JsonHelper::parseFloat(json, "offsetX", 0.0f);
state.offset[1] = JsonHelper::parseFloat(json, "offsetY", 0.0f);
auto layerStrs = JsonHelper::parseArray(json, "layers");
state.layers.clear();
for (const auto& lStr : layerStrs) {
NoiseLayer l;
l.enabled = JsonHelper::parseBool(lStr, "enabled", true);
std::string name = JsonHelper::parseString(lStr, "name");
if (!name.empty()) {
std::strncpy(l.name, name.c_str(), 31);
l.name[31] = '\0';
}
l.type = (NoiseType)JsonHelper::parseInt(lStr, "type", 0);
l.blend = (BlendMode)JsonHelper::parseInt(lStr, "blend", 0);
l.seedOffset = JsonHelper::parseInt(lStr, "seedOffset", 0);
l.scale = JsonHelper::parseFloat(lStr, "scale", 0.02f);
l.strength = JsonHelper::parseFloat(lStr, "strength", 1.0f);
l.octaves = JsonHelper::parseInt(lStr, "octaves", 4);
l.persistence = JsonHelper::parseFloat(lStr, "persistence", 0.5f);
l.lacunarity = JsonHelper::parseFloat(lStr, "lacunarity", 2.0f);
l.ridgeOffset = JsonHelper::parseFloat(lStr, "ridgeOffset", 1.0f);
state.layers.push_back(l);
}
state.needsUpdate = true;
}
inline void drawNoiseLab(NoisePreviewState& noiseState) { inline void drawNoiseLab(NoisePreviewState& noiseState) {
ImGui::Begin("2D Noise Lab"); ImGui::Begin("2D Noise Lab");
// Master Controls
bool changed = false; bool changed = false;
static char filenameBuffer[128] = "output/noise_preset.json";
ImGui::InputText("File", filenameBuffer, sizeof(filenameBuffer));
ImGui::SameLine();
if (ImGui::Button("Save JSON")) {
saveNoiseState(noiseState, filenameBuffer);
}
ImGui::SameLine();
if (ImGui::Button("Load JSON")) {
loadNoiseState(noiseState, filenameBuffer);
changed = true;
}
ImGui::Separator();
changed |= ImGui::InputInt("Master Seed", &noiseState.masterSeed); changed |= ImGui::InputInt("Master Seed", &noiseState.masterSeed);
changed |= ImGui::DragFloat2("Pan Offset", noiseState.offset, 1.0f); changed |= ImGui::DragFloat2("Pan Offset", noiseState.offset, 1.0f);
@@ -340,7 +254,7 @@ inline void drawNoiseLab(NoisePreviewState& noiseState) {
} }
if (open) { if (open) {
if (ImGui::Checkbox("##enabled", &layer.enabled)) changed = true; ImGui::Checkbox("##enabled", &layer.enabled);
ImGui::SameLine(); ImGui::SameLine();
ImGui::InputText("##name", layer.name, 32); ImGui::InputText("##name", layer.name, 32);

1
util/noise/pnoise2.hpp
View File

@@ -9,7 +9,6 @@
#include <limits> #include <limits>
#include "../../eigen/Eigen/Core" #include "../../eigen/Eigen/Core"
#include "../timing_decorator.hpp" #include "../timing_decorator.hpp"
#include "../basicdefines.hpp"
class PNoise2 { class PNoise2 {
private: private:

383
util/sim/elementcontent.hpp
View File

@@ -1,383 +0,0 @@
#ifndef ELEMENTS
#define ELEMENTS
#include <array>
struct BaseElementProps {
float density; // kg/m^3
float meltingPoint; // Kelvin
float boilingPoint; // Kelvin
float specificHeat; // J/(kg*K)
float electronegativity; // Pauling scale
};
static const std::array<BaseElementProps, 118> ELEMENT_DB = {{
// 1: Hydrogen
{0.08988f, 14.01f, 20.28f, 14304.0f, 2.20f},
// 2: Helium
{0.1785f, 0.95f, 4.22f, 5193.0f, 0.0f}, // No electronegativity, using 0
// 3: Lithium
{534.0f, 453.69f, 1560.0f, 3582.0f, 0.98f},
// 4: Beryllium
{1850.0f, 1560.0f, 2742.0f, 1825.0f, 1.57f},
// 5: Boron
{2340.0f, 2349.0f, 4200.0f, 1026.0f, 2.04f},
// 6: Carbon
{2267.0f, 4000.0f, 4300.0f, 709.0f, 2.55f},
// 7: Nitrogen
{1.2506f, 63.15f, 77.36f, 1040.0f, 3.04f},
// 8: Oxygen
{1.429f, 54.36f, 90.2f, 918.0f, 3.44f},
// 9: Fluorine
{1.696f, 53.53f, 85.03f, 824.0f, 3.98f},
// 10: Neon
{0.9002f, 24.56f, 27.07f, 1030.0f, 0.0f}, // No electronegativity
// 11: Sodium
{968.0f, 370.87f, 1156.0f, 1228.0f, 0.93f},
// 12: Magnesium
{1738.0f, 923.0f, 1363.0f, 1023.0f, 1.31f},
// 13: Aluminium
{2700.0f, 933.47f, 2792.0f, 897.0f, 1.61f},
// 14: Silicon
{2329.0f, 1687.0f, 3538.0f, 705.0f, 1.9f},
// 15: Phosphorus
{1823.0f, 317.3f, 550.0f, 769.0f, 2.19f},
// 16: Sulfur
{2070.0f, 388.36f, 717.87f, 710.0f, 2.58f},
// 17: Chlorine
{3.2f, 171.6f, 239.11f, 479.0f, 3.16f},
// 18: Argon
{1.784f, 83.8f, 87.3f, 520.0f, 0.0f}, // No electronegativity
// 19: Potassium
{890.0f, 336.53f, 1032.0f, 757.0f, 0.82f},
// 20: Calcium
{1550.0f, 1115.0f, 1757.0f, 647.0f, 1.0f},
// 21: Scandium
{2985.0f, 1814.0f, 3109.0f, 568.0f, 1.36f},
// 22: Titanium
{4506.0f, 1941.0f, 3560.0f, 523.0f, 1.54f},
// 23: Vanadium
{6110.0f, 2183.0f, 3680.0f, 489.0f, 1.63f},
// 24: Chromium
{7150.0f, 2180.0f, 2944.0f, 449.0f, 1.66f},
// 25: Manganese
{7210.0f, 1519.0f, 2334.0f, 479.0f, 1.55f},
// 26: Iron
{7874.0f, 1811.0f, 3134.0f, 449.0f, 1.83f},
// 27: Cobalt
{8900.0f, 1768.0f, 3200.0f, 421.0f, 1.88f},
// 28: Nickel
{8908.0f, 1728.0f, 3186.0f, 444.0f, 1.91f},
// 29: Copper
{8960.0f, 1357.77f, 2835.0f, 385.0f, 1.9f},
// 30: Zinc
{7140.0f, 692.88f, 1180.0f, 388.0f, 1.65f},
// 31: Gallium
{5910.0f, 302.9146f, 2673.0f, 371.0f, 1.81f},
// 32: Germanium
{5323.0f, 1211.4f, 3106.0f, 320.0f, 2.01f},
// 33: Arsenic
{5727.0f, 1090.0f, 887.0f, 329.0f, 2.18f}, // Sublimes at 887K
// 34: Selenium
{4810.0f, 453.0f, 958.0f, 321.0f, 2.55f},
// 35: Bromine
{3102.8f, 265.8f, 332.0f, 474.0f, 2.96f},
// 36: Krypton
{3.749f, 115.79f, 119.93f, 248.0f, 3.0f},
// 37: Rubidium
{1532.0f, 312.46f, 961.0f, 363.0f, 0.82f},
// 38: Strontium
{2640.0f, 1050.0f, 1655.0f, 301.0f, 0.95f},
// 39: Yttrium
{4472.0f, 1799.0f, 3609.0f, 298.0f, 1.22f},
// 40: Zirconium
{6520.0f, 2128.0f, 4682.0f, 278.0f, 1.33f},
// 41: Niobium
{8570.0f, 2750.0f, 5017.0f, 265.0f, 1.6f},
// 42: Molybdenum
{10280.0f, 2896.0f, 4912.0f, 251.0f, 2.16f},
// 43: Technetium
{11000.0f, 2430.0f, 4538.0f, 0.0f, 1.9f}, // No specific heat data
// 44: Ruthenium
{12450.0f, 2607.0f, 4423.0f, 238.0f, 2.2f},
// 45: Rhodium
{12410.0f, 2237.0f, 3968.0f, 243.0f, 2.28f},
// 46: Palladium
{12023.0f, 1828.05f, 3236.0f, 244.0f, 2.2f},
// 47: Silver
{10490.0f, 1234.93f, 2435.0f, 235.0f, 1.93f},
// 48: Cadmium
{8650.0f, 594.22f, 1040.0f, 232.0f, 1.69f},
// 49: Indium
{7310.0f, 429.75f, 2345.0f, 233.0f, 1.78f},
// 50: Tin
{7265.0f, 505.08f, 2875.0f, 228.0f, 1.96f},
// 51: Antimony
{6697.0f, 903.78f, 1860.0f, 207.0f, 2.05f},
// 52: Tellurium
{6240.0f, 722.66f, 1261.0f, 202.0f, 2.1f},
// 53: Iodine
{4933.0f, 386.85f, 457.4f, 214.0f, 2.66f},
// 54: Xenon
{5.894f, 161.4f, 165.03f, 158.0f, 2.6f},
// 55: Caesium
{1930.0f, 301.59f, 944.0f, 242.0f, 0.79f},
// 56: Barium
{3510.0f, 1000.0f, 2170.0f, 204.0f, 0.89f},
// 57: Lanthanum
{6162.0f, 1193.0f, 3737.0f, 195.0f, 1.1f},
// 58: Cerium
{6770.0f, 1068.0f, 3716.0f, 192.0f, 1.12f},
// 59: Praseodymium
{6770.0f, 1208.0f, 3793.0f, 193.0f, 1.13f},
// 60: Neodymium
{7010.0f, 1297.0f, 3347.0f, 190.0f, 1.14f},
// 61: Promethium
{7260.0f, 1315.0f, 3273.0f, 0.0f, 1.13f}, // No specific heat data
// 62: Samarium
{7520.0f, 1345.0f, 2067.0f, 197.0f, 1.17f},
// 63: Europium
{5244.0f, 1099.0f, 1802.0f, 182.0f, 1.2f},
// 64: Gadolinium
{7900.0f, 1585.0f, 3546.0f, 236.0f, 1.2f},
// 65: Terbium
{8230.0f, 1629.0f, 3503.0f, 182.0f, 1.2f},
// 66: Dysprosium
{8540.0f, 1680.0f, 2840.0f, 170.0f, 1.22f},
// 67: Holmium
{8790.0f, 1734.0f, 2993.0f, 165.0f, 1.23f},
// 68: Erbium
{9066.0f, 1802.0f, 3141.0f, 168.0f, 1.24f},
// 69: Thulium
{9320.0f, 1818.0f, 2223.0f, 160.0f, 1.25f},
// 70: Ytterbium
{6900.0f, 1097.0f, 1469.0f, 155.0f, 1.1f},
// 71: Lutetium
{9841.0f, 1925.0f, 3675.0f, 154.0f, 1.27f},
// 72: Hafnium
{13310.0f, 2506.0f, 4876.0f, 144.0f, 1.3f},
// 73: Tantalum
{16690.0f, 3290.0f, 5731.0f, 140.0f, 1.5f},
// 74: Tungsten
{19250.0f, 3695.0f, 6203.0f, 132.0f, 2.36f},
// 75: Rhenium
{21020.0f, 3459.0f, 5869.0f, 137.0f, 1.9f},
// 76: Osmium
{22590.0f, 3306.0f, 5285.0f, 130.0f, 2.2f},
// 77: Iridium
{22560.0f, 2719.0f, 4701.0f, 131.0f, 2.2f},
// 78: Platinum
{21450.0f, 2041.4f, 4098.0f, 133.0f, 2.28f},
// 79: Gold
{19300.0f, 1337.33f, 3129.0f, 129.0f, 2.54f},
// 80: Mercury
{13534.0f, 234.43f, 629.88f, 140.0f, 2.0f},
// 81: Thallium
{11850.0f, 577.0f, 1746.0f, 129.0f, 1.62f},
// 82: Lead
{11340.0f, 600.61f, 2022.0f, 129.0f, 2.33f}, // Using 4+ value
// 83: Bismuth
{9780.0f, 544.7f, 1837.0f, 122.0f, 2.02f},
// 84: Polonium
{9196.0f, 527.0f, 1235.0f, 0.0f, 2.0f}, // No specific heat data
// 85: Astatine
{8930.0f, 575.0f, 610.0f, 0.0f, 2.2f}, // Approx density, no specific heat
// 86: Radon
{9.73f, 202.0f, 211.3f, 94.0f, 2.2f},
// 87: Francium
{2480.0f, 281.0f, 890.0f, 0.0f, 0.79f}, // Approx values
// 88: Radium
{5500.0f, 973.0f, 2010.0f, 94.0f, 0.9f},
// 89: Actinium
{10000.0f, 1323.0f, 3471.0f, 120.0f, 1.1f},
// 90: Thorium
{11700.0f, 2115.0f, 5061.0f, 113.0f, 1.3f},
// 91: Protactinium
{15370.0f, 1841.0f, 4300.0f, 0.0f, 1.5f}, // No specific heat data
// 92: Uranium
{19100.0f, 1405.3f, 4404.0f, 116.0f, 1.38f},
// 93: Neptunium
{20450.0f, 917.0f, 4273.0f, 0.0f, 1.36f}, // No specific heat data
// 94: Plutonium
{19850.0f, 912.5f, 3501.0f, 0.0f, 1.28f}, // No specific heat data
// 95: Americium
{12000.0f, 1449.0f, 2880.0f, 0.0f, 1.13f}, // No specific heat data
// 96: Curium
{13510.0f, 1613.0f, 3383.0f, 0.0f, 1.28f}, // No specific heat data
// 97: Berkelium
{14780.0f, 1259.0f, 2900.0f, 0.0f, 1.3f}, // No specific heat data
// 98: Californium
{15100.0f, 1173.0f, 1743.0f, 0.0f, 1.3f}, // No specific heat data
// 99: Einsteinium
{8840.0f, 1133.0f, 1269.0f, 0.0f, 1.3f}, // No specific heat data
// 100: Fermium
{9700.0f, 1125.0f, 1800.0f, 0.0f, 1.3f}, // Estimated values
// 101: Mendelevium
{10300.0f, 1100.0f, 0.0f, 0.0f, 1.3f}, // Estimated
// 102: Nobelium
{9900.0f, 1100.0f, 0.0f, 0.0f, 1.3f}, // Estimated
// 103: Lawrencium
{14400.0f, 1900.0f, 0.0f, 0.0f, 1.3f}, // Estimated
// 104: Rutherfordium
{17000.0f, 2400.0f, 5800.0f, 0.0f, 0.0f}, // Estimated
// 105: Dubnium
{21600.0f, 0.0f, 0.0f, 0.0f, 0.0f}, // Estimated
// 106: Seaborgium
{23500.0f, 0.0f, 0.0f, 0.0f, 0.0f}, // Estimated
// 107: Bohrium
{26500.0f, 0.0f, 0.0f, 0.0f, 0.0f}, // Estimated
// 108: Hassium
{28000.0f, 0.0f, 0.0f, 0.0f, 0.0f}, // Estimated
// 109: Meitnerium
{27500.0f, 0.0f, 0.0f, 0.0f, 0.0f}, // Estimated
// 110: Darmstadtium
{26500.0f, 0.0f, 0.0f, 0.0f, 0.0f}, // Estimated
// 111: Roentgenium
{23000.0f, 0.0f, 0.0f, 0.0f, 0.0f}, // Estimated
// 112: Copernicium
{14000.0f, 283.0f, 340.0f, 0.0f, 0.0f}, // Estimated
// 113: Nihonium
{16000.0f, 700.0f, 1400.0f, 0.0f, 0.0f}, // Estimated
// 114: Flerovium
{11400.0f, 284.0f, 0.0f, 0.0f, 0.0f}, // Estimated
// 115: Moscovium
{13500.0f, 700.0f, 1400.0f, 0.0f, 0.0f}, // Estimated
// 116: Livermorium
{12900.0f, 700.0f, 1100.0f, 0.0f, 0.0f}, // Estimated
// 117: Tennessine
{7200.0f, 700.0f, 883.0f, 0.0f, 0.0f}, // Estimated
// 118: Oganesson
{7000.0f, 325.0f, 450.0f, 0.0f, 0.0f} // Estimated
}};
struct PointProperties {
float weight = 0.0f; // Total mass
float density = 0.0f; // Mass / Volume
float meltingPoint = 0.0f;
float boilingPoint = 0.0f;
float specificHeat = 0.0f;
float electronegativity = 0.0f;
};
struct elementContent {
float hydrogen = 0.0f;
float helium = 0.0f;
float lithium = 0.0f;
float beryllium = 0.0f;
float boron = 0.0f;
float carbon = 0.0f;
float nitrogen = 0.0f;
float oxygen = 0.0f;
float fluorine = 0.0f;
float neon = 0.0f;
float sodium = 0.0f;
float magnesium = 0.0f;
float aluminum = 0.0f;
float silicon = 0.0f;
float phosporus = 0.0f;
float sulfur = 0.0f;
float chlorine = 0.0f;
float argon = 0.0f;
float potassium = 0.0f;
float calcium = 0.0f;
float scandium = 0.0f;
float titanium = 0.0f;
float vanadium = 0.0f;
float chromium = 0.0f;
float manganese = 0.0f;
float iron = 0.0f;
float cobalt = 0.0f;
float nickel = 0.0f;
float copper = 0.0f;
float zinc = 0.0f;
float gallium = 0.0f;
float germanium = 0.0f;
float arsenic = 0.0f;
float selenium = 0.0f;
float bromine = 0.0f;
float krypton = 0.0f;
float rubidium = 0.0f;
float strontium = 0.0f;
float yttrium = 0.0f;
float zirconium = 0.0f;
float niobium = 0.0f;
float molybdenum = 0.0f;
float technetium = 0.0f;
float ruthenium = 0.0f;
float rhodium = 0.0f;
float palladium = 0.0f;
float silver = 0.0f;
float cadmium = 0.0f;
float indium = 0.0f;
float tin = 0.0f;
float antimony = 0.0f;
float tellurium = 0.0f;
float iodine = 0.0f;
float xenon = 0.0f;
float caesium = 0.0f;
float barium = 0.0f;
float lanthanum = 0.0f;
float cerium = 0.0f;
float praseodymium = 0.0f;
float neodymium = 0.0f;
float promethium = 0.0f;
float samarium = 0.0f;
float europium = 0.0f;
float gadolinium = 0.0f;
float terbium = 0.0f;
float dysprosium = 0.0f;
float holmium = 0.0f;
float erbium = 0.0f;
float thulium = 0.0f;
float ytterbium = 0.0f;
float lutetium = 0.0f;
float hafnium = 0.0f;
float tantalum = 0.0f;
float tungsten = 0.0f;
float rhenium = 0.0f;
float osmium = 0.0f;
float iridium = 0.0f;
float platinum = 0.0f;
float gold = 0.0f;
float mercury = 0.0f;
float thallium = 0.0f;
float lead = 0.0f;
float bismuth = 0.0f;
float polonium = 0.0f;
float astatine = 0.0f;
float radon = 0.0f;
float francium = 0.0f;
float radium = 0.0f;
float actinium = 0.0f;
float thorium = 0.0f;
float protactinium = 0.0f;
float uranium = 0.0f;
float neptunium = 0.0f;
float plutonium = 0.0f;
float americium = 0.0f;
float curium = 0.0f;
float berkelium = 0.0f;
float californium = 0.0f;
float einsteinium = 0.0f;
float fermium = 0.0f;
float mendelevium = 0.0f;
float nobelium = 0.0f;
float lawrencium = 0.0f;
float rutherfordium = 0.0f;
float dubnium = 0.0f;
float seaborgium = 0.0f;
float bohrium = 0.0f;
float hassium = 0.0f;
float meitnerium = 0.0f;
float darmstadtium = 0.0f;
float roentgenium = 0.0f;
float cpernicium = 0.0f;
float nihnium = 0.0f;
float flerovium = 0.0f;
float moscovium = 0.0f;
float livermorium = 0.0f;
float tennessine = 0.0f;
float oganesson = 0.0f;
};
#endif

1026
util/sim/planet.hpp
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#ifndef TDGAME_CJ_HPP
#define TDGAME_CJ_HPP
#include <map>
#include <sstream>
#include <variant>
#include <string>
#include <vector>
struct customJson {
struct Node {
std::variant<std::nullptr_t, bool, double, std::string, std::vector<Node>, std::map<std::string, Node>> value;
Node() : value(nullptr) {}
Node(bool b) : value(b) {}
Node(double d) : value(d) {}
Node(const std::string& s) : value(s) {}
Node(const char* s) : value(std::string(s)) {}
Node(std::vector<Node> a) : value(a) {}
Node(std::map<std::string, Node> o) : value(o) {}
// Accessors with type checking
const std::map<std::string, Node>& as_object() const { return std::get<std::map<std::string, Node>>(value); }
const std::vector<Node>& as_array() const { return std::get<std::vector<Node>>(value); }
const std::string& as_string() const { return std::get<std::string>(value); }
double as_double() const { return std::get<double>(value); }
bool as_bool() const { return std::get<bool>(value); }
bool is_null() const { return std::holds_alternative<std::nullptr_t>(value); }
// Convenience accessor
const Node& at(const std::string& key) const { return as_object().at(key); }
bool contains(const std::string& key) const { return as_object().count(key); }
};
static void skip_whitespace(std::string::const_iterator& it, const std::string::const_iterator& end) {
while (it != end && isspace(*it)) ++it;
}
static std::string parse_string(std::string::const_iterator& it, const std::string::const_iterator& end) {
std::string result;
if (*it == '"') ++it;
while (it != end && *it != '"') {
if (*it == '\\') { // Handle basic escapes
++it;
if (it != end) result += *it;
} else {
result += *it;
}
++it;
}
if (it != end && *it == '"') ++it;
return result;
}
static Node parse_number_or_literal(std::string::const_iterator& it, const std::string::const_iterator& end) {
std::string literal;
while (it != end && (isalnum(*it) || *it == '.' || *it == '-')) {
literal += *it;
++it;
}
if (literal == "true") return Node(true);
if (literal == "false") return Node(false);
if (literal == "null") return Node(nullptr);
try {
return Node(std::stod(literal));
} catch (...) {
throw std::runtime_error("Invalid number or literal: " + literal);
}
}
static std::vector<Node> parse_array(std::string::const_iterator& it, const std::string::const_iterator& end) {
std::vector<Node> arr;
if (*it == '[') ++it;
skip_whitespace(it, end);
while (it != end && *it != ']') {
arr.push_back(parse_node(it, end));
skip_whitespace(it, end);
if (it != end && *it == ',') {
++it;
skip_whitespace(it, end);
}
}
if (it != end && *it == ']') ++it;
return arr;
}
static std::map<std::string, Node> parse_object(std::string::const_iterator& it, const std::string::const_iterator& end) {
std::map<std::string, Node> obj;
if (*it == '{') ++it;
skip_whitespace(it, end);
while (it != end && *it != '}') {
std::string key = parse_string(it, end);
skip_whitespace(it, end);
if (it != end && *it == ':') ++it;
skip_whitespace(it, end);
obj[key] = parse_node(it, end);
skip_whitespace(it, end);
if (it != end && *it == ',') {
++it;
skip_whitespace(it, end);
}
}
if (it != end && *it == '}') ++it;
return obj;
}
static Node parse_node(std::string::const_iterator& it, const std::string::const_iterator& end) {
skip_whitespace(it, end);
if (it == end) throw std::runtime_error("Unexpected end of input");
switch (*it) {
case '{': return Node(parse_object(it, end));
case '[': return Node(parse_array(it, end));
case '"': return Node(parse_string(it, end));
default: return parse_number_or_literal(it, end);
}
}
static Node parse(const std::string& json_str) {
auto it = json_str.cbegin();
return parse_node(it, json_str.cend());
}
};
#endif

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#ifndef ENEMY_HPP
#define ENEMY_HPP
#include "../grid/mesh.hpp"
#include "customjson.hpp"
#include <string>
#include <vector>
#include <map>
#include <memory>
#include <filesystem>
#include <fstream>
#include <iostream>
#include <stdexcept>
// Forward declaration
class Enemy;
namespace fs = std::filesystem;
enum EnemyType { GROUND, AIR };
// Holds the prototype data for a type of enemy, loaded from JSON.
struct EnemyPrototype {
std::string typeId;
std::shared_ptr<Mesh> mesh;
float maxHp = 100.0f;
float speed = 1.0f;
int baseDamage = 1;
int reward = 5;
EnemyType type = EnemyType::GROUND;
std::vector<std::string> abilities;
};
// Represents a single active enemy instance in the game.
class Enemy {
private:
std::vector<Vector3f> _path;
size_t _pathIndex = 0;
bool _isAlive = true;
public:
int instanceId;
std::string typeId;
std::shared_ptr<Mesh> mesh;
Vector3f position;
float maxHp;
float hp;
float speed;
int baseDamage;
int reward;
EnemyType type;
Enemy(int instId, const EnemyPrototype& proto, const Vector3f& startPos)
: instanceId(instId),
typeId(proto.typeId),
mesh(std::make_shared<Mesh>(*proto.mesh)), // Deep copy mesh to allow individual modifications (e.g., color)
position(startPos),
maxHp(proto.maxHp),
hp(proto.maxHp),
speed(proto.speed),
baseDamage(proto.baseDamage),
reward(proto.reward),
type(proto.type)
{
if (mesh) {
mesh->setSubId(instId);
mesh->translate(position);
}
}
// A* pathfinding to get to the base
void setPath(const std::vector<Vector3f>& newPath) {
_path = newPath;
_pathIndex = 0;
}
const std::vector<Vector3f>& getPath() const {
return _path;
}
// Moves the enemy along its path. Returns true if it reached the end.
bool update(float deltaTime) {
if (!_isAlive || _path.empty() || _pathIndex >= _path.size()) {
return _pathIndex >= _path.size();
}
Vector3f target = _path[_pathIndex];
Vector3f direction = target - position;
float distanceToTarget = direction.norm();
float moveDist = speed * deltaTime;
if (moveDist >= distanceToTarget) {
position = target;
_pathIndex++;
if (_pathIndex >= _path.size()) {
// Reached the base
_isAlive = false;
return true;
}
} else {
position += direction.normalized() * moveDist;
}
if (mesh) {
// This is inefficient. A better approach would be to update a transform matrix.
// For now, we recreate the mesh at the new position.
auto original_verts = mesh->vertices(); // assuming this mesh is a prototype
for (auto& v : original_verts) {
v += position;
}
mesh->vertices(original_verts);
}
return false;
}
void takeDamage(float amount) {
if (!_isAlive) return;
hp -= amount;
if (hp <= 0) {
hp = 0;
_isAlive = false;
}
}
bool isAlive() const {
return _isAlive;
}
};
// Manages storage and retrieval of enemy types from JSON definitions.
class EnemyRegistry {
private:
std::map<std::string, EnemyPrototype> _prototypes;
int _nextInstanceId = 0;
EnemyRegistry() = default;
template<typename T>
T get_value(const std::map<std::string, customJson::Node>& obj, const std::string& key, T default_val) {
if (!obj.count(key) || obj.at(key).is_null()) return default_val;
const auto& node = obj.at(key);
if constexpr (std::is_same_v<T, bool>) return node.as_bool();
if constexpr (std::is_same_v<T, double> || std::is_same_v<T, float> || std::is_same_v<T, int>) return static_cast<T>(node.as_double());
if constexpr (std::is_same_v<T, std::string>) return node.as_string();
return default_val;
};
void parseEnemyJson(const std::map<std::string, customJson::Node>& j) {
EnemyPrototype p;
p.typeId = get_value(j, "id", std::string("unknown"));
p.maxHp = get_value<float>(j, "maxHp", 100.0f);
p.speed = get_value<float>(j, "speed", 1.0f);
p.baseDamage = get_value<int>(j, "baseDamage", 1);
p.reward = get_value<int>(j, "reward", 5);
std::string typeStr = get_value(j, "type", std::string("GROUND"));
if (typeStr == "AIR") {
p.type = EnemyType::AIR;
} else {
p.type = EnemyType::GROUND;
}
if (j.count("abilities")) {
for (const auto& ability_node : j.at("abilities").as_array()) {
p.abilities.push_back(ability_node.as_string());
}
}
std::string mesh_path = get_value(j, "mesh_path", std::string(""));
if (!mesh_path.empty()) {
p.mesh = std::make_shared<Mesh>(0, std::vector<Vector3f>{}, std::vector<std::vector<int>>{}, std::vector<Color>{});
if (!p.mesh->load(mesh_path)) {
std::cerr << "Warning: Failed to load mesh '" << mesh_path << "' for enemy '" << p.typeId << "'." << std::endl;
p.mesh = nullptr; // Invalidate if load fails
}
}
if (_prototypes.count(p.typeId)) {
std::cerr << "Warning: Duplicate enemy ID '" << p.typeId << "' found. Overwriting." << std::endl;
}
_prototypes[p.typeId] = p;
}
void loadEnemyFile(const std::string& filepath) {
std::ifstream f(filepath);
if (!f.is_open()) return;
std::stringstream buffer;
buffer << f.rdbuf();
try {
customJson::Node root = customJson::parse(buffer.str());
if (const auto* arr = std::get_if<std::vector<customJson::Node>>(&root.value)) {
for (const auto& item : *arr) {
parseEnemyJson(item.as_object());
}
} else if (const auto* obj = std::get_if<std::map<std::string, customJson::Node>>(&root.value)) {
parseEnemyJson(*obj);
}
} catch (const std::exception& e) {
std::cerr << "JSON Parse error in " << filepath << ": " << e.what() << std::endl;
}
}
public:
static EnemyRegistry& getInstance() {
static EnemyRegistry instance;
return instance;
}
EnemyRegistry(const EnemyRegistry&) = delete;
void operator=(const EnemyRegistry&) = delete;
void loadFromDirectory(const std::string& path) {
if (!fs::exists(path)) {
std::cerr << "EnemyRegistry: Directory " << path << " does not exist." << std::endl;
return;
}
for (const auto& entry : fs::directory_iterator(path)) {
if (entry.path().extension() == ".json") {
loadEnemyFile(entry.path().string());
}
}
std::cout << "EnemyRegistry: Loaded " << _prototypes.size() << " enemy definitions." << std::endl;
}
std::unique_ptr<Enemy> createEnemy(const std::string& typeId, const Vector3f& startPosition) {
if (_prototypes.count(typeId) == 0) {
std::cerr << "Error: Attempted to create unknown enemy type: " << typeId << std::endl;
return nullptr;
}
const auto& proto = _prototypes.at(typeId);
return std::make_unique<Enemy>(_nextInstanceId++, proto, startPosition);
}
};
#endif

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#ifndef GAME_UTILS_HPP
#define GAME_UTILS_HPP
#include <string>
#include <vector>
#include <sstream>
#include <fstream>
#include <map>
#include <iostream>
#include <algorithm>
#include "../../eigen/Eigen/Dense"
using Vector3f = Eigen::Vector3f;
class FileUtils {
public:
static std::string readFile(const std::string& path) {
std::ifstream file(path);
if (!file.is_open()) {
std::cerr << "Failed to open file: " << path << std::endl;
return "{}"; // Return empty JSON obj on fail
}
std::stringstream buffer;
buffer << file.rdbuf();
return buffer.str();
}
};
class SimpleJsonParser {
public:
static std::map<std::string, std::string> parseDepth1(const std::string& raw) {
std::map<std::string, std::string> result;
std::string clean = raw;
// Remove braces and quotes
clean.erase(std::remove(clean.begin(), clean.end(), '{'), clean.end());
clean.erase(std::remove(clean.begin(), clean.end(), '}'), clean.end());
clean.erase(std::remove(clean.begin(), clean.end(), '\"'), clean.end());
std::stringstream ss(clean);
std::string segment;
while(std::getline(ss, segment, ',')) {
size_t colonPos = segment.find(':');
if(colonPos != std::string::npos) {
std::string key = segment.substr(0, colonPos);
std::string val = segment.substr(colonPos + 1);
// Trim key
size_t first = key.find_first_not_of(" \t\n\r");
size_t last = key.find_last_not_of(" \t\n\r");
if (first != std::string::npos) key = key.substr(first, (last - first + 1));
// Trim val
first = val.find_first_not_of(" \t\n\r");
last = val.find_last_not_of(" \t\n\r");
if (first != std::string::npos) val = val.substr(first, (last - first + 1));
result[key] = val;
}
}
return result;
}
};
#endif

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#ifndef TDGAME_MAP_HPP
#define TDGAME_MAP_HPP
#include "tile.hpp"
#include "enemy.hpp"
#include "tower.hpp"
#include "customjson.hpp"
#include <vector>
#include <string>
#include <memory>
#include <map>
#include <filesystem>
#include <fstream>
#include <iostream>
#include <sstream>
#include <stdexcept>
#include <queue>
#include <cmath>
#include <algorithm>
namespace fs = std::filesystem;
// A simple struct to represent a point on the grid.
struct GridPoint {
int x, z;
bool operator==(const GridPoint& other) const { return x == other.x && z == other.z; }
bool operator<(const GridPoint& other) const { return x < other.x || (x == other.x && z < other.z); }
};
// Represents the entire game map, managing tiles, entities, and game state.
class GameMap {
private:
int _width = 0;
int _height = 0;
std::vector<std::vector<Tile>> _tiles;
std::vector<std::unique_ptr<Enemy>> _enemies;
std::vector<std::unique_ptr<Tower>> _towers;
std::vector<GridPoint> _spawnPoints;
std::vector<GridPoint> _basePoints;
GridPoint _primaryBaseTarget; // A single target for pathfinding simplicity
int _playerHealth = 100;
int _currentWave = 0;
bool _gameOver = false;
// Internal helper for A* pathfinding
struct PathNode {
GridPoint pos;
float g_cost = 0; // Cost from start
float h_cost = 0; // Heuristic cost to end
GridPoint parent;
float f_cost() const { return g_cost + h_cost; }
// For priority queue ordering
bool operator>(const PathNode& other) const { return f_cost() > other.f_cost(); }
};
public:
GameMap() = default;
int _playerMoney = 250;
// --- Primary Methods ---
// Loads a map definition from a JSON file.
bool loadFromFile(const std::string& filepath) {
std::ifstream f(filepath);
if (!f.is_open()) {
std::cerr << "GameMap: Failed to open map file: " << filepath << std::endl;
return false;
}
std::stringstream buffer;
buffer << f.rdbuf();
try {
customJson::Node root = customJson::parse(buffer.str());
const auto& j = root.as_object();
_width = j.at("width").as_double();
_height = j.at("height").as_double();
_playerHealth = j.at("start_health").as_double();
_playerMoney = j.at("start_money").as_double();
const auto& key_obj = j.at("tile_key").as_object();
std::map<char, std::string> tileKey;
for(const auto& pair : key_obj) {
tileKey[pair.first[0]] = pair.second.as_string();
}
const auto& layout = j.at("layout").as_array();
_tiles.assign(_height, std::vector<Tile>(_width));
_spawnPoints.clear();
_basePoints.clear();
for (int z = 0; z < _height; ++z) {
std::string row_str = layout[z].as_string();
std::stringstream row_stream(row_str);
char tileChar;
for (int x = 0; x < _width; ++x) {
row_stream >> tileChar;
if (tileKey.count(tileChar)) {
std::string tileId = tileKey.at(tileChar);
_tiles[z][x] = TileRegistry::getInstance().createTile(tileId, x, z);
if (_tiles[z][x].type == TileType::SPAWN) {
_spawnPoints.push_back({x, z});
} else if (_tiles[z][x].type == TileType::BASE) {
_basePoints.push_back({x, z});
}
}
}
}
if (!_basePoints.empty()) {
_primaryBaseTarget = _basePoints[0]; // Simple pathfinding target
} else {
std::cerr << "GameMap: Warning, map has no base tiles defined." << std::endl;
}
} catch (const std::exception& e) {
std::cerr << "GameMap: JSON parse error in " << filepath << ": " << e.what() << std::endl;
return false;
}
std::cout << "GameMap: Successfully loaded map '" << filepath << "'." << std::endl;
return true;
}
// The main game loop tick function.
void update(float deltaTime) {
if (_gameOver) return;
handleSpawning(deltaTime);
for (auto& tower : _towers) {
tower->update(deltaTime, _enemies);
}
for (auto& enemy : _enemies) {
if (enemy->update(deltaTime)) {
// Enemy reached the base
_playerHealth -= enemy->baseDamage;
if (_playerHealth <= 0) {
_playerHealth = 0;
_gameOver = true;
std::cout << "Game Over!" << std::endl;
}
}
}
// Cleanup dead/finished enemies
auto initialSize = _enemies.size();
_enemies.erase(std::remove_if(_enemies.begin(), _enemies.end(),
[this](const std::unique_ptr<Enemy>& e) {
if (!e->isAlive()) {
if (e->hp <= 0) { // Died to a tower
this->_playerMoney += e->reward;
}
return true;
}
return false;
}),
_enemies.end());
}
// Handles player action to build a tower.
bool buildTower(const std::string& towerId, int x, int z) {
if (isOutOfBounds(x, z) || !_tiles[z][x].isBuildable()) {
return false;
}
const TowerPrototype* proto = TowerRegistry::getInstance().getPrototype(towerId);
if (!proto || _playerMoney < proto->baseCost) {
return false;
}
_playerMoney -= proto->baseCost;
Vector3f position(static_cast<float>(x), 0.0f, static_cast<float>(z));
auto newTower = TowerRegistry::getInstance().createTower(towerId, position);
if (newTower) {
_towers.push_back(std::move(newTower));
// Mark tile as occupied - a simple approach
_tiles[z][x].type = TileType::SPECIAL; // Mark as non-buildable
return true;
}
return false;
}
// Calculates a path from start to end using A*.
std::vector<Vector3f> findPath(GridPoint start, GridPoint end, EnemyType enemyType) {
std::vector<Vector3f> path;
std::priority_queue<PathNode, std::vector<PathNode>, std::greater<PathNode>> openSet;
std::map<GridPoint, PathNode> allNodes;
PathNode startNode;
startNode.pos = start;
startNode.g_cost = 0;
startNode.h_cost = std::abs(start.x - end.x) + std::abs(start.z - end.z); // Manhattan distance
openSet.push(startNode);
allNodes[start] = startNode;
GridPoint neighbors[] = {{0, 1}, {0, -1}, {1, 0}, {-1, 0}}; // 4-directional movement
while (!openSet.empty()) {
PathNode current = openSet.top();
openSet.pop();
if (current.pos == end) {
// Reconstruct path
GridPoint temp = current.pos;
while (!(temp == start)) {
path.push_back(Vector3f(temp.x, 0, temp.z));
temp = allNodes.at(temp).parent;
}
path.push_back(Vector3f(start.x, 0, start.z));
std::reverse(path.begin(), path.end());
return path;
}
for (const auto& offset : neighbors) {
GridPoint neighborPos = {current.pos.x + offset.x, current.pos.z + offset.z};
if (isOutOfBounds(neighborPos.x, neighborPos.z) || !isTilePassable(neighborPos.x, neighborPos.z, enemyType)) {
continue;
}
float new_g_cost = current.g_cost + 1.0f; // Assuming cost is 1 per tile for now
if (allNodes.find(neighborPos) == allNodes.end() || new_g_cost < allNodes[neighborPos].g_cost) {
PathNode neighborNode;
neighborNode.pos = neighborPos;
neighborNode.parent = current.pos;
neighborNode.g_cost = new_g_cost;
neighborNode.h_cost = std::abs(neighborPos.x - end.x) + std::abs(neighborPos.z - end.z);
allNodes[neighborPos] = neighborNode;
openSet.push(neighborNode);
}
}
}
return {}; // Return empty path if none found
}
// --- Accessors ---
int getWidth() const { return _width; }
int getHeight() const { return _height; }
int getPlayerHealth() const { return _playerHealth; }
int getPlayerMoney() const { return _playerMoney; }
bool isGameOver() const { return _gameOver; }
const Tile& getTile(int x, int z) const { return _tiles[z][x]; }
const std::vector<std::unique_ptr<Enemy>>& getEnemies() const { return _enemies; }
const std::vector<std::unique_ptr<Tower>>& getTowers() const { return _towers; }
private:
// --- Private Helpers ---
void handleSpawning(float deltaTime) {
for (const auto& sp : _spawnPoints) {
Tile& spawnTile = _tiles[sp.z][sp.x];
if (!spawnTile.spawn.has_value()) continue;
SpawnProperties& props = *spawnTile.spawn;
if (props.currentWaveIndex >= props.waves.size()) {
if(props.loopWaves) {
// Loop waves with scaling
props.currentWaveIndex = 0;
for(auto& wave : props.waves) {
wave.healthMult += props.loopHealthScaler;
wave.speedMult += props.loopSpeedScaler;
}
} else {
continue; // No more waves
}
}
WaveDefinition& currentWave = props.waves[props.currentWaveIndex];
// Simple logic: spawn one enemy per interval if count > 0
// A more robust system would use a timer.
static float spawnCooldown = 0.0f;
spawnCooldown -= deltaTime;
if (spawnCooldown <= 0 && currentWave.count > 0) {
spawnEnemy(currentWave, sp);
currentWave.count--;
spawnCooldown = currentWave.interval;
if (currentWave.count <= 0) {
props.currentWaveIndex++;
}
}
}
}
void spawnEnemy(const WaveDefinition& waveDef, const GridPoint& spawnPos) {
Vector3f startPosition(static_cast<float>(spawnPos.x), 0.0f, static_cast<float>(spawnPos.z));
auto enemy = EnemyRegistry::getInstance().createEnemy(waveDef.enemyId, startPosition);
if (!enemy) return;
// Apply wave multipliers
enemy->maxHp *= waveDef.healthMult;
enemy->hp = enemy->maxHp;
enemy->speed *= waveDef.speedMult;
enemy->reward = static_cast<int>(enemy->reward * waveDef.rewardMult);
auto path = findPath(spawnPos, _primaryBaseTarget, enemy->type);
if (path.empty()) {
std::cerr << "GameMap: Could not find path for enemy " << waveDef.enemyId << std::endl;
return;
}
enemy->setPath(path);
_enemies.push_back(std::move(enemy));
}
bool isOutOfBounds(int x, int z) const {
return x < 0 || x >= _width || z < 0 || z >= _height;
}
bool isTilePassable(int x, int z, EnemyType type) const {
const auto& tile = _tiles[z][x];
if (tile.path.has_value()) {
return (type == EnemyType::GROUND && tile.path->isGroundPath) || (type == EnemyType::AIR && tile.path->isFlyingPath);
}
return false;
}
};
#endif

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#ifndef TDGAME_TILE_HPP
#define TDGAME_TILE_HPP
#include "../grid/mesh.hpp"
#include "enemy.hpp"
#include "customjson.hpp"
#include <vector>
#include <string>
#include <map>
#include <optional>
#include <memory>
#include <filesystem>
#include <fstream>
#include <iostream>
#include <sstream>
#include <stdexcept>
#include <variant>
namespace fs = std::filesystem;
struct PathProperties {
float speedMultiplier = 1.0f;
std::vector<std::string> effects;
bool isFlyingPath = true;
bool isGroundPath = true;
};
struct WallProperties {
bool blocksGround = true;
bool blocksAir = false;
bool blocksProjectiles = true;
std::vector<std::string> whitelist;
};
struct BaseProperties {
float healthBonus = 0.0f;
float defenseBonus = 0.0f;
int levelRequired = 0;
};
struct WaveDefinition {
std::string enemyId;
int count;
float interval;
float healthMult = 1.0f;
float speedMult = 1.0f;
float rewardMult = 1.0f;
};
struct SpawnProperties {
std::vector<WaveDefinition> waves;
bool loopWaves = true;
float loopHealthScaler = 0.1f;
float loopSpeedScaler = 0.05f;
int currentWaveIndex = 0;
};
struct TowerBaseProperties {
float rangeMultiplier = 1.0f;
float damageMultiplier = 1.0f;
float fireRateMultiplier = 1.0f;
std::vector<std::string> allowedTowerTypes;
};
enum TileType { EMPTY, PATH, WALL, BASE, SPAWN, TOWER_BASE, MULTI, SPECIAL };
struct Tile {
int x = 0;
int z = 0;
std::string id = "void";
TileType type = TileType::EMPTY;
std::shared_ptr<Mesh> mesh;
std::optional<PathProperties> path;
std::optional<WallProperties> wall;
std::optional<BaseProperties> base;
std::optional<SpawnProperties> spawn;
std::optional<TowerBaseProperties> towerBase;
std::map<std::string, float> specialParams;
Tile() = default;
bool isWalkable() const {
return path.has_value() && path->isGroundPath;
}
bool isBuildable() const {
return towerBase.has_value() || type == TileType::EMPTY;
}
void setMeshColor(Color c) {
if(mesh) mesh->colors({c});
}
};
class TileRegistry {
private:
std::map<std::string, Tile> _prototypes;
public:
static TileRegistry& getInstance() {
static TileRegistry instance;
return instance;
}
void loadFromDirectory(const std::string& path) {
if (!fs::exists(path)) {
std::cerr << "TileRegistry: Directory " << path << " does not exist." << std::endl;
return;
}
for (const auto& entry : fs::directory_iterator(path)) {
if (entry.path().extension() == ".json") {
loadTileFile(entry.path().string());
}
}
std::cout << "TileRegistry: Loaded " << _prototypes.size() << " tile definitions." << std::endl;
}
Tile createTile(const std::string& id, int x, int z) {
if (_prototypes.count(id)) {
Tile t = _prototypes.at(id);
t.x = x;
t.z = z;
return t;
}
Tile t;
t.x = x;
t.z = z;
t.id = "error";
std::cerr << "TileRegistry: Warning, requested unknown tile ID: " << id << std::endl;
return t;
}
private:
void loadTileFile(const std::string& filepath) {
std::ifstream f(filepath);
if (!f.is_open()) return;
std::stringstream buffer;
buffer << f.rdbuf();
std::string content = buffer.str();
try {
customJson::Node root = customJson::parse(content);
if (const auto* arr = std::get_if<std::vector<customJson::Node>>(&root.value)) {
for (const auto& item : *arr) {
parseTileJson(item.as_object());
}
} else if (const auto* obj = std::get_if<std::map<std::string, customJson::Node>>(&root.value)) {
parseTileJson(*obj);
}
} catch (const std::exception& e) {
std::cerr << "JSON Parse error in " << filepath << ": " << e.what() << std::endl;
}
}
template<typename T>
T get_value(const std::map<std::string, customJson::Node>& obj, const std::string& key, T default_val) {
if (!obj.count(key) || obj.at(key).is_null()) return default_val;
const auto& node = obj.at(key);
if constexpr (std::is_same_v<T, bool>) return node.as_bool();
if constexpr (std::is_same_v<T, double> || std::is_same_v<T, float> || std::is_same_v<T, int>) return static_cast<T>(node.as_double());
if constexpr (std::is_same_v<T, std::string>) return node.as_string();
return default_val;
};
void parseTileJson(const std::map<std::string, customJson::Node>& j) {
Tile t;
t.id = get_value(j, "id", std::string("unknown"));
std::string typeStr = get_value(j, "type", std::string("empty"));
if (typeStr == "path") t.type = TileType::PATH;
else if (typeStr == "wall") t.type = TileType::WALL;
else if (typeStr == "base") t.type = TileType::BASE;
else if (typeStr == "spawn") t.type = TileType::SPAWN;
else if (typeStr == "tower_base") t.type = TileType::TOWER_BASE;
else if (typeStr == "multi") t.type = TileType::MULTI;
else if (typeStr == "special") t.type = TileType::SPECIAL;
else t.type = TileType::EMPTY;
if (j.count("path")) {
const auto& p_obj = j.at("path").as_object();
PathProperties p;
p.speedMultiplier = get_value<float>(p_obj, "speed_mult", 1.0f);
p.isGroundPath = get_value<bool>(p_obj, "ground", true);
p.isFlyingPath = get_value<bool>(p_obj, "air", true);
if(p_obj.count("effects")) {
for(const auto& effect_node : p_obj.at("effects").as_array()) {
p.effects.push_back(effect_node.as_string());
}
}
t.path = p;
}
if (j.count("wall")) {
const auto& w_obj = j.at("wall").as_object();
WallProperties w;
w.blocksGround = get_value<bool>(w_obj, "block_ground", true);
w.blocksAir = get_value<bool>(w_obj, "block_air", false);
t.wall = w;
}
if (j.count("spawn")) {
const auto& s_obj = j.at("spawn").as_object();
SpawnProperties sp;
sp.loopWaves = get_value<bool>(s_obj, "loop", true);
sp.loopHealthScaler = get_value<float>(s_obj, "loop_hp_scale", 0.1f);
if (s_obj.count("waves")) {
for (const auto& w_node : s_obj.at("waves").as_array()) {
const auto& wj = w_node.as_object();
WaveDefinition wd;
wd.enemyId = get_value<std::string>(wj, "enemy_id", "grunt");
wd.count = get_value<int>(wj, "count", 5);
wd.interval = get_value<float>(wj, "interval", 1.0f);
wd.healthMult = get_value<float>(wj, "hp_mult", 1.0f);
sp.waves.push_back(wd);
}
}
t.spawn = sp;
}
if (_prototypes.count(t.id)) {
std::cerr << "Warning: Duplicate tile ID '" << t.id << "' found. Overwriting." << std::endl;
}
_prototypes[t.id] = t;
}
};
#endif

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#ifndef TDGAME_TOWER_HPP
#define TDGAME_TOWER_HPP
#include "../grid/mesh.hpp"
#include "enemy.hpp"
#include "customjson.hpp"
#include <string>
#include <vector>
#include <map>
#include <memory>
#include <filesystem>
#include <fstream>
#include <iostream>
#include <sstream>
#include <stdexcept>
#include <limits>
namespace fs = std::filesystem;
// Forward declaration
class Tower;
enum class TargetingPriority {
FIRST, // Enemy furthest along the path
LAST, // Enemy least far along the path
CLOSEST, // Enemy closest to the tower
STRONGEST, // Enemy with the highest max HP
WEAKEST // Enemy with the lowest current HP
};
// Represents a single upgrade level for a tower
struct TowerUpgrade {
int cost = 50;
float rangeBonus = 1.0f;
float damageBonus = 5.0f;
float fireRateBonus = 0.2f;
};
// Holds the prototype data for a type of tower, loaded from JSON.
struct TowerPrototype {
std::string typeId;
std::string name;
std::shared_ptr<Mesh> mesh;
int baseCost = 100;
float baseRange = 10.0f;
float baseDamage = 10.0f;
float baseFireRate = 1.0f; // shots per second
TargetingPriority targetingPriority = TargetingPriority::FIRST;
std::string projectileTypeId; // For a future projectile system
std::vector<TowerUpgrade> upgrades;
};
// Represents a single active tower instance in the game.
class Tower {
private:
int _level = 1;
float _fireCooldown = 0.0f;
Enemy* _target = nullptr; // Raw pointer to the target, validated each frame
public:
int instanceId;
std::string typeId;
std::shared_ptr<Mesh> mesh;
Vector3f position;
// Current stats (including upgrades)
float range;
float damage;
float fireRate;
int cost;
TargetingPriority targetingPriority;
Tower(int instId, const TowerPrototype& proto, const Vector3f& pos)
: instanceId(instId),
typeId(proto.typeId),
position(pos),
range(proto.baseRange),
damage(proto.baseDamage),
fireRate(proto.baseFireRate),
cost(proto.baseCost),
targetingPriority(proto.targetingPriority)
{
if (proto.mesh) {
mesh = std::make_shared<Mesh>(*proto.mesh); // Deep copy for individual manipulation
mesh->setSubId(instId);
mesh->translate(position);
}
}
// Main logic loop for targeting and firing
void update(float deltaTime, const std::vector<std::unique_ptr<Enemy>>& enemies) {
_fireCooldown -= deltaTime;
bool targetIsValid = false;
if (_target != nullptr) {
if (_target->isAlive() && (_target->position - position).norm() <= range) {
targetIsValid = true;
}
}
if (!targetIsValid) {
_target = nullptr;
findTarget(enemies);
}
if (_target != nullptr && _fireCooldown <= 0.0f) {
// "Fire" at the target. A real implementation would create a projectile.
_target->takeDamage(damage);
// Reset cooldown
_fireCooldown = 1.0f / fireRate;
}
}
// Finds a new target based on the tower's targeting priority
void findTarget(const std::vector<std::unique_ptr<Enemy>>& enemies) {
_target = nullptr;
Enemy* bestTarget = nullptr;
float bestMetric = -1.0f; // For FIRST, STRONGEST (higher is better)
if (targetingPriority == TargetingPriority::CLOSEST || targetingPriority == TargetingPriority::WEAKEST || targetingPriority == TargetingPriority::LAST) {
bestMetric = std::numeric_limits<float>::max(); // For priorities where lower is better
}
for (const auto& enemyPtr : enemies) {
if (!enemyPtr->isAlive()) continue;
float distance = (enemyPtr->position - this->position).norm();
if (distance > this->range) continue;
switch (targetingPriority) {
case TargetingPriority::FIRST:
if (distance < (bestMetric == -1.0f ? std::numeric_limits<float>::max() : bestMetric)) {
bestMetric = distance;
bestTarget = enemyPtr.get();
}
break;
case TargetingPriority::LAST:
if (distance < bestMetric) {
bestMetric = distance;
bestTarget = enemyPtr.get();
}
break;
case TargetingPriority::CLOSEST:
if (distance < bestMetric) {
bestMetric = distance;
bestTarget = enemyPtr.get();
}
break;
case TargetingPriority::STRONGEST:
if (enemyPtr->maxHp > bestMetric) {
bestMetric = enemyPtr->maxHp;
bestTarget = enemyPtr.get();
}
break;
case TargetingPriority::WEAKEST:
if (enemyPtr->hp < bestMetric) {
bestMetric = enemyPtr->hp;
bestTarget = enemyPtr.get();
}
break;
}
}
_target = bestTarget;
}
// Applies the next available upgrade from the prototype
bool upgrade(const TowerPrototype& proto) {
// Upgrades are 0-indexed for level 2, 3, etc.
// For level 'L', we need upgrade at index 'L-1'.
if (_level - 1 < proto.upgrades.size()) {
const auto& up = proto.upgrades[_level - 1];
this->cost += up.cost;
this->range += up.rangeBonus;
this->damage += up.damageBonus;
this->fireRate += up.fireRateBonus;
_level++;
return true;
}
return false; // Max level reached
}
int getLevel() const { return _level; }
int getSellPrice() const { return static_cast<int>(cost * 0.75f); }
const Enemy* getTarget() const { return _target; }
};
// Manages storage and retrieval of tower types from JSON definitions.
class TowerRegistry {
private:
std::map<std::string, TowerPrototype> _prototypes;
int _nextInstanceId = 0;
TowerRegistry() = default;
template<typename T>
T get_value(const std::map<std::string, customJson::Node>& obj, const std::string& key, T default_val) {
if (!obj.count(key) || obj.at(key).is_null()) return default_val;
const auto& node = obj.at(key);
if constexpr (std::is_same_v<T, bool>) return node.as_bool();
if constexpr (std::is_same_v<T, double> || std::is_same_v<T, float> || std::is_same_v<T, int>) return static_cast<T>(node.as_double());
if constexpr (std::is_same_v<T, std::string>) return node.as_string();
return default_val;
};
void parseTowerJson(const std::map<std::string, customJson::Node>& j) {
TowerPrototype p;
p.typeId = get_value(j, "id", std::string("unknown"));
p.name = get_value(j, "name", std::string("Unnamed Tower"));
p.baseCost = get_value<int>(j, "cost", 100);
p.baseRange = get_value<float>(j, "range", 10.0f);
p.baseDamage = get_value<float>(j, "damage", 10.0f);
p.baseFireRate = get_value<float>(j, "fire_rate", 1.0f);
p.projectileTypeId = get_value(j, "projectile_id", std::string(""));
std::string priorityStr = get_value(j, "targeting", std::string("first"));
if (priorityStr == "last") p.targetingPriority = TargetingPriority::LAST;
else if (priorityStr == "closest") p.targetingPriority = TargetingPriority::CLOSEST;
else if (priorityStr == "strongest") p.targetingPriority = TargetingPriority::STRONGEST;
else if (priorityStr == "weakest") p.targetingPriority = TargetingPriority::WEAKEST;
else p.targetingPriority = TargetingPriority::FIRST;
if (j.count("upgrades") && !j.at("upgrades").is_null()) {
for (const auto& up_node : j.at("upgrades").as_array()) {
const auto& up_obj = up_node.as_object();
TowerUpgrade up;
up.cost = get_value<int>(up_obj, "cost", 50);
up.rangeBonus = get_value<float>(up_obj, "range_bonus", 1.0f);
up.damageBonus = get_value<float>(up_obj, "damage_bonus", 5.0f);
up.fireRateBonus = get_value<float>(up_obj, "fire_rate_bonus", 0.2f);
p.upgrades.push_back(up);
}
}
std::string mesh_path = get_value(j, "mesh_path", std::string(""));
if (!mesh_path.empty()) {
p.mesh = std::make_shared<Mesh>(0, std::vector<Vector3f>{}, std::vector<std::vector<int>>{}, std::vector<Color>{});
if (!p.mesh->load(mesh_path)) {
std::cerr << "Warning: Failed to load mesh '" << mesh_path << "' for tower '" << p.typeId << "'." << std::endl;
p.mesh = nullptr;
}
}
if (_prototypes.count(p.typeId)) {
std::cerr << "Warning: Duplicate tower ID '" << p.typeId << "' found. Overwriting." << std::endl;
}
_prototypes[p.typeId] = p;
}
void loadTowerFile(const std::string& filepath) {
std::ifstream f(filepath);
if (!f.is_open()) return;
std::stringstream buffer;
buffer << f.rdbuf();
try {
customJson::Node root = customJson::parse(buffer.str());
if (const auto* arr = std::get_if<std::vector<customJson::Node>>(&root.value)) {
for (const auto& item : *arr) {
parseTowerJson(item.as_object());
}
} else if (const auto* obj = std::get_if<std::map<std::string, customJson::Node>>(&root.value)) {
parseTowerJson(*obj);
}
} catch (const std::exception& e) {
std::cerr << "JSON Parse error in " << filepath << ": " << e.what() << std::endl;
}
}
public:
static TowerRegistry& getInstance() {
static TowerRegistry instance;
return instance;
}
TowerRegistry(const TowerRegistry&) = delete;
void operator=(const TowerRegistry&) = delete;
void loadFromDirectory(const std::string& path) {
if (!fs::exists(path)) {
std::cerr << "TowerRegistry: Directory " << path << " does not exist." << std::endl;
return;
}
for (const auto& entry : fs::directory_iterator(path)) {
if (entry.path().extension() == ".json") {
loadTowerFile(entry.path().string());
}
}
std::cout << "TowerRegistry: Loaded " << _prototypes.size() << " tower definitions." << std::endl;
}
std::unique_ptr<Tower> createTower(const std::string& typeId, const Vector3f& position) {
if (_prototypes.count(typeId) == 0) {
std::cerr << "Error: Attempted to create unknown tower type: " << typeId << std::endl;
return nullptr;
}
const auto& proto = _prototypes.at(typeId);
return std::make_unique<Tower>(_nextInstanceId++, proto, position);
}
const TowerPrototype* getPrototype(const std::string& typeId) const {
auto it = _prototypes.find(typeId);
if (it != _prototypes.end()) {
return &it->second;
}
return nullptr;
}
};
#endif