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pnoise2 is a misnomer, it supports 2d and 3d.

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yggdrasil75
2025-11-22 12:11:33 -05:00
parent 4508c8d7f6
commit c4b6cd6c54
4 changed files with 154 additions and 55 deletions
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17
tests/g2chromatic2.cpp
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@@ -49,6 +49,7 @@ struct AnimationConfig {
int totalFrames = 480;
float fps = 30.0f;
int numSeeds = 8;
int noisemod = 42;
};
Grid2 setup(AnimationConfig config) {
@@ -232,7 +233,7 @@ void mainLogic(const AnimationConfig& config, Shared& state, int gradnoise) {
if (gradnoise == 0) {
grid = setup(config);
} else if (gradnoise == 1) {
grid = grid.noiseGenGrid(0,0,config.height, config.width);
grid = grid.noiseGenGrid(0,0,config.height, config.width, 0.01, 1.0, true, config.noisemod);
}
grid.setDefault(Vec4(0,0,0,0));
{
@@ -241,7 +242,9 @@ void mainLogic(const AnimationConfig& config, Shared& state, int gradnoise) {
state.hasNewFrame = true;
state.currentFrame = 0;
}
std::cout << "generated grid" << std::endl;
Preview(grid);
std::cout << "generated preview" << std::endl;
std::vector<std::tuple<size_t, Vec2, Vec4>> seeds = pickSeeds(grid, config);
std::vector<frame> frames;
@@ -262,7 +265,7 @@ void mainLogic(const AnimationConfig& config, Shared& state, int gradnoise) {
// Print compression info for this frame
if (i % 10 == 0 ) {
frame bgrframe;
//std::cout << "Processing frame " << i + 1 << "/" << config.totalFrames << std::endl;
std::cout << "Processing frame " << i + 1 << "/" << config.totalFrames << std::endl;
bgrframe = grid.getGridAsFrame(frame::colormap::BGR);
frames.push_back(bgrframe);
//bgrframe.decompress();
@@ -375,6 +378,7 @@ int main() {
static int i2 = 1024;
static int i3 = 480;
static int i4 = 8;
static int noisemod = 42;
static float fs = 1.0;
std::future<void> mainlogicthread;
@@ -397,9 +401,10 @@ int main() {
ImGui::SliderFloat("fps", &f, 20.0f, 60.0f);
ImGui::SliderInt("width", &i1, 256, 4096);
ImGui::SliderInt("height", &i2, 256, 4096);
ImGui::SliderInt("framecount", &i3, 10, 5000);
ImGui::SliderInt("numSeeds", &i4, 0, 10);
ImGui::SliderFloat("ScalePreview", &fs, 0.0, 2.0);
ImGui::SliderInt("frame count", &i3, 10, 5000);
ImGui::SliderInt("number of Seeds", &i4, 0, 10);
ImGui::SliderInt("Noise Mod", &noisemod, 0, 1000);
ImGui::SliderFloat("Scale Preview", &fs, 0.0, 2.0);
ImGui::RadioButton("Gradient", &gradnoise, 0);
ImGui::RadioButton("Perlin Noise", &gradnoise, 1);
@@ -408,7 +413,7 @@ int main() {
}
if (ImGui::Button("Generate Animation")) {
config = AnimationConfig(i1, i2, i3, f, i4);
config = AnimationConfig(i1, i2, i3, f, i4, noisemod);
mainlogicthread = std::async(std::launch::async, mainLogic, config, std::ref(state), gradnoise);
}