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+ | Dragon and bvh

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TheRedShip
2025-01-18 12:30:35 +01:00
parent bb673d4af1
commit 5d3de6158b
20 changed files with 430842 additions and 25476 deletions
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22
srcs/RT.cpp
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@ -27,10 +27,14 @@ int main(int argc, char **argv)
glGetIntegerv(GL_MAX_SHADER_STORAGE_BLOCK_SIZE, &max_gpu_size);
const std::vector<GPUObject> &object_data = scene.getObjectData();
const std::vector<GPUTriangle> &triangle_data = scene.getTriangleData();
const std::vector<GPUMaterial> &material_data = scene.getMaterialData();
std::cout << "Sending " << object_data.size() << " objects for " << \
object_data.size() * sizeof(GPUObject) + material_data.size() * sizeof(GPUMaterial) \
object_data.size() * sizeof(GPUObject) + \
triangle_data.size() * sizeof(GPUTriangle) + \
material_data.size() * sizeof(GPUMaterial) \
<< " / " << max_gpu_size << " bytes" << std::endl;
GLuint objectSSBO;
@ -39,24 +43,29 @@ int main(int argc, char **argv)
glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(GPUObject) * object_data.size(), nullptr, GL_STATIC_DRAW);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, objectSSBO);
GLuint trianglesSSBO;
glGenBuffers(1, &trianglesSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, trianglesSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(GPUTriangle) * triangle_data.size(), nullptr, GL_STATIC_DRAW);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, trianglesSSBO);
GLuint materialSSBO;
glGenBuffers(1, &materialSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, materialSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(GPUMaterial) * material_data.size(), nullptr, GL_STATIC_DRAW);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, materialSSBO);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 3, materialSSBO);
GLuint lightSSBO;
glGenBuffers(1, &lightSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, lightSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, scene.getGPULights().size() * sizeof(int), nullptr, GL_STATIC_DRAW);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 3, lightSSBO);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, lightSSBO);
GLuint bvhSSBO;
glGenBuffers(1, &bvhSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, bvhSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, scene.getBVH().size() * sizeof(GPUBvh), nullptr, GL_STATIC_DRAW);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, bvhSSBO);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 5, bvhSSBO);
GLuint cameraUBO;
@ -85,6 +94,9 @@ int main(int argc, char **argv)
glBindBuffer(GL_SHADER_STORAGE_BUFFER, objectSSBO);
glBufferSubData(GL_SHADER_STORAGE_BUFFER, 0, object_data.size() * sizeof(GPUObject), object_data.data());
glBindBuffer(GL_SHADER_STORAGE_BUFFER, trianglesSSBO);
glBufferSubData(GL_SHADER_STORAGE_BUFFER, 0, triangle_data.size() * sizeof(GPUTriangle), triangle_data.data());
glBindBuffer(GL_SHADER_STORAGE_BUFFER, materialSSBO);
glBufferSubData(GL_SHADER_STORAGE_BUFFER, 0, material_data.size() * sizeof(GPUMaterial), material_data.data());