tom/RT_GPU
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~ | Shader hot reloading

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TheRedShip
2025-02-14 00:10:46 +01:00
parent 4ddacdaadd
commit 583e15685a
9 changed files with 90 additions and 40 deletions
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28
srcs/RT.cpp
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@ -14,35 +14,13 @@
void setupScreenTriangle(GLuint *VAO);
void drawScreenTriangle(GLuint VAO, GLuint output_texture, GLuint program);
std::vector<GLuint> generateTextures(unsigned int textures_count);
std::vector<Buffer *> createDataOnGPU(Scene &scene);
void updateDataOnGPU(Scene &scene, std::vector<Buffer *> buffers);
void shaderDenoise(ShaderProgram &denoising_program, GPUDenoise &denoise, std::vector<GLuint> textures)
{
denoising_program.use();
denoising_program.set_vec2("u_resolution", glm::vec2(WIDTH, HEIGHT));
denoising_program.set_float("u_c_phi", denoise.c_phi);
denoising_program.set_float("u_p_phi", denoise.p_phi);
denoising_program.set_float("u_n_phi", denoise.n_phi);
int output_texture = 0;
int denoising_texture = 2;
for (int pass = 0; pass < denoise.pass ; ++pass)
{
glBindImageTexture(0, textures[output_texture], 0, GL_FALSE, 0, GL_READ_WRITE, GL_RGBA32F);
glBindImageTexture(2, textures[denoising_texture], 0, GL_FALSE, 0, GL_READ_WRITE, GL_RGBA32F);
denoising_program.set_int("u_pass", pass);
denoising_program.dispathCompute((WIDTH + 15) / 16, (HEIGHT + 15) / 16, 1);
std::swap(output_texture, denoising_texture);
}
glBindImageTexture(0, textures[output_texture], 0, GL_FALSE, 0, GL_READ_WRITE, GL_RGBA32F);
}
void shaderDenoise(ShaderProgram &denoising_program, GPUDenoise &denoise, std::vector<GLuint> textures);
int main(int argc, char **argv)
{