yggdrasil75/stupidsimcpp
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some speed test changes

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Yggdrasil75
2026-02-23 08:18:07 -05:00
parent 2c993995e8
commit c7eb5739f4
1 changed files with 13 additions and 16 deletions
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27
util/grid/grid3eigen.hpp
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@@ -378,8 +378,7 @@ private:
float dist = (node->center - ray.origin).norm();
float ratio = dist / node->nodeSize;
if (dist > lodMinDistance_ && ratio > invLodf) {
ensureLOD(node);
if (dist > lodMinDistance_ && ratio > invLodf && node->lodData) {
float t;
PointType n;
PointType h;
@@ -467,11 +466,9 @@ private:
Eigen::Vector3f npc = Eigen::Vector3f::Zero();
PointType nextDir;
PointType bias = normal * 0.002f;
bool didHit = false;
if (roll < diffuseProb) {
nextDir = randomInHemisphere(normal, rngState);
float cosTheta = std::max(0.0f, normal.dot(nextDir));
Eigen::Vector3f incoming = traceRay(hitPoint + bias, nextDir, bounces + 1, rngState, maxBounces, globalIllumination, useLod);
npc = obj->color.cwiseProduct(incoming);
} else if (roll < diffuseProb + refl) {
@@ -521,10 +518,8 @@ private:
node->isLeaf = true;
}
void printStatsRecursive(const OctreeNode* node, size_t depth,
size_t& totalNodes, size_t& leafNodes, size_t& actualPoints,
size_t& maxTreeDepth, size_t& maxPointsInLeaf, size_t& minPointsInLeaf,
size_t& lodGeneratedNodes) const {
void printStatsRecursive(const OctreeNode* node, size_t depth, size_t& totalNodes, size_t& leafNodes, size_t& actualPoints,
size_t& maxTreeDepth, size_t& maxPointsInLeaf, size_t& minPointsInLeaf, size_t& lodGeneratedNodes) const {
if (!node) return;
totalNodes++;
@@ -800,9 +795,9 @@ private:
};
std::pair<PointType, PointType> vertexInterpolate(float isolevel, const PointType& p1, const PointType& p2, float val1, float val2, const PointType& c1, const PointType& c2) {
if (std::abs(isolevel - val1) < 1e-5) return {p1, c1};
if (std::abs(isolevel - val2) < 1e-5) return {p2, c2};
if (std::abs(val1 - val2) < 1e-5) return {p1, c1};
if (std::abs(isolevel - val1) < EPSILON) return {p1, c1};
if (std::abs(isolevel - val2) < EPSILON) return {p2, c2};
if (std::abs(val1 - val2) < EPSILON) return {p1, c1};
float mu = (isolevel - val1) / (val2 - val1);
PointType pos = p1 + mu * (p2 - p1);
PointType color = c1 + mu * (c2 - c1);
@@ -1182,6 +1177,7 @@ public:
frame renderFrame(const Camera& cam, int height, int width, frame::colormap colorformat = frame::colormap::RGB, int samplesPerPixel = 2,
int maxBounces = 4, bool globalIllumination = false, bool useLod = true) {
generateLODs();
PointType origin = cam.origin;
PointType dir = cam.direction.normalized();
PointType up = cam.up.normalized();
@@ -1244,6 +1240,8 @@ public:
}
frame fastRenderFrame(const Camera& cam, int height, int width, frame::colormap colorformat = frame::colormap::RGB) {
//TIME_FUNCTION;
generateLODs();
PointType origin = cam.origin;
PointType dir = cam.direction.normalized();
PointType up = cam.up.normalized();
@@ -1259,12 +1257,12 @@ public:
const float tanfovy = tanHalfFov;
const float tanfovx = tanHalfFov * aspect;
const PointType globalLightDir = PointType(-3000.0f, 0.0f, 0.0f).normalized();
const PointType globalLightDir = (-cam.direction * 0.2f).normalized();
const float fogStart = 1000.0f;
const float fogEnd = 4000.0f;
const float minVisibility = 0.2f;
#pragma omp parallel for schedule(dynamic) collapse(2)
#pragma omp parallel for schedule(dynamic, 128) collapse(2)
for (int y = 0; y < height; ++y) {
for (int x = 0; x < width; ++x) {
int pidx = (y * width + x);
@@ -1338,9 +1336,8 @@ public:
if (neighbor == nullptr || !neighbor->active || neighbor->objectId != node->objectId) {
isExposed = true;
break;
}
if (isExposed) break;
}
if (isExposed) {