PulseStudio/VoxelEngine
PulseStudio/VoxelEngine
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add experimental optimization

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This commit is contained in:
MihailRis 2024-11-05 02:01:24 +03:00
parent 6f9bad0557
commit 6dfbd5f401
1 changed files with 18 additions and 15 deletions
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33
src/graphics/render/WorldRenderer.cpp
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@ -106,16 +106,6 @@ bool WorldRenderer::drawChunk(
if (mesh == nullptr) {
return false;
}
if (culling) {
glm::vec3 min(chunk->x * CHUNK_W, chunk->bottom, chunk->z * CHUNK_D);
glm::vec3 max(
chunk->x * CHUNK_W + CHUNK_W,
chunk->top,
chunk->z * CHUNK_D + CHUNK_D
);
if (!frustumCulling->isBoxVisible(min, max)) return false;
}
glm::vec3 coord(chunk->x * CHUNK_W + 0.5f, 0.5f, chunk->z * CHUNK_D + 0.5f);
glm::mat4 model = glm::translate(glm::mat4(1.0f), coord);
shader->uniformMatrix("u_model", model);
@ -134,9 +124,25 @@ void WorldRenderer::drawChunks(
// [warning] this whole method is not thread-safe for chunks
bool culling = engine->getSettings().graphics.frustumCulling.get();
if (culling) {
frustumCulling->update(camera.getProjView());
}
std::vector<size_t> indices;
for (size_t i = 0; i < chunks->getVolume(); i++) {
if (chunks->getChunks()[i] == nullptr) continue;
auto chunk = chunks->getChunks()[i];
if (chunk == nullptr) continue;
if (culling) {
glm::vec3 min(chunk->x * CHUNK_W, chunk->bottom, chunk->z * CHUNK_D);
glm::vec3 max(
chunk->x * CHUNK_W + CHUNK_W,
chunk->top,
chunk->z * CHUNK_D + CHUNK_D
);
if (!frustumCulling->isBoxVisible(min, max)) continue;
}
indices.emplace_back(i);
}
float px = camera.position.x / static_cast<float>(CHUNK_W) - 0.5f;
@ -151,10 +157,7 @@ void WorldRenderer::drawChunks(
auto bdz = (b->z - pz);
return (adx * adx + adz * adz > bdx * bdx + bdz * bdz);
});
bool culling = engine->getSettings().graphics.frustumCulling.get();
if (culling) {
frustumCulling->update(camera.getProjView());
}
chunks->visible = 0;
for (size_t i = 0; i < indices.size(); i++) {
chunks->visible += drawChunk(indices[i], camera, shader, culling);