split render pipelines

This commit is contained in:
MihailRis
2025-05-09 15:31:04 +03:00
parent fc46b7c434
commit c1608fe8e2
13 changed files with 176 additions and 191 deletions
+2 -40
View File
@@ -42,22 +42,8 @@ Framebuffer::Framebuffer(uint width, uint height, bool alpha)
// Setup color attachment (texture)
texture = create_texture(width, height, format);
glGenTextures(1, &positions);
glBindTexture(GL_TEXTURE_2D, positions);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA16F, width, height, 0, GL_RGBA, GL_FLOAT, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, GL_TEXTURE_2D, positions, 0);
glGenTextures(1, &normals);
glBindTexture(GL_TEXTURE_2D, normals);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA16F, width, height, 0, GL_RGBA, GL_FLOAT, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, GL_TEXTURE_2D, normals, 0);
unsigned int attachments[3] = { GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1, GL_COLOR_ATTACHMENT2 };
glDrawBuffers(3, attachments);
unsigned int attachments[1] = { GL_COLOR_ATTACHMENT0 };
glDrawBuffers(1, attachments);
// Setup depth attachment
glGenRenderbuffers(1, &depth);
@@ -74,7 +60,6 @@ Framebuffer::Framebuffer(uint width, uint height, bool alpha)
Framebuffer::~Framebuffer() {
glDeleteFramebuffers(1, &fbo);
glDeleteTextures(1, &normals);
glDeleteTextures(1, &depth);
}
@@ -86,19 +71,6 @@ void Framebuffer::unbind() {
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}
void Framebuffer::bindBuffers() {
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, texture->getId());
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, positions);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, normals);
glActiveTexture(GL_TEXTURE0);
}
void Framebuffer::resize(uint width, uint height) {
if (this->width == width && this->height == height) {
return;
@@ -112,16 +84,6 @@ void Framebuffer::resize(uint width, uint height) {
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT24, width, height);
glBindRenderbuffer(GL_RENDERBUFFER, 0);
glBindTexture(GL_TEXTURE_2D, positions);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB16F, width, height, 0, GL_RGB, GL_FLOAT, NULL);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, GL_TEXTURE_2D, positions, 0);
glBindTexture(GL_TEXTURE_2D, normals);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB16F, width, height, 0, GL_RGB, GL_FLOAT, NULL);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, GL_TEXTURE_2D, normals, 0);
glBindTexture(GL_TEXTURE_2D, 0);
texture = create_texture(width, height, format);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}