ssdfasd
712e975610
Use centralized OpenGLEnums.h for enum conversion: - Remove local ToGL* functions from OpenGLCommandList - Replace with ToOpenGL() and ToOpenGLClearBuffer() from OpenGLEnums - Simplify OpenGLTexture, OpenGLBuffer, OpenGLSampler, etc.
119 lines
3.5 KiB
C++
119 lines
3.5 KiB
C++
#include "XCEngine/RHI/OpenGL/OpenGLDepthStencilView.h"
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#include "XCEngine/RHI/OpenGL/OpenGLEnums.h"
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#include <glad/glad.h>
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namespace XCEngine {
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namespace RHI {
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OpenGLDepthStencilView::OpenGLDepthStencilView()
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: m_texture(0)
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, m_framebuffer(0)
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, m_mipLevel(0)
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, m_width(0)
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, m_height(0)
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, m_type(DepthStencilType::Texture2D)
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, m_format(DepthStencilFormat::D24_UNORM_S8_UINT) {
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}
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OpenGLDepthStencilView::~OpenGLDepthStencilView() {
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Shutdown();
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}
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bool OpenGLDepthStencilView::Initialize(unsigned int texture, const OpenGLDepthStencilViewDesc& desc) {
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m_texture = texture;
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m_mipLevel = desc.mipLevel;
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m_type = desc.type;
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glGenFramebuffers(1, &m_framebuffer);
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glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
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switch (desc.type) {
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case DepthStencilType::Texture2D:
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glFramebufferTexture2D(GL_FRAMEBUFFER, ToOpenGLDepthAttachment(), GL_TEXTURE_2D, texture, desc.mipLevel);
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break;
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case DepthStencilType::Texture2DArray:
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glFramebufferTextureLayer(GL_FRAMEBUFFER, ToOpenGLDepthAttachment(), texture, desc.mipLevel, desc.baseArraySlice);
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break;
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case DepthStencilType::TextureCube:
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glFramebufferTexture2D(GL_FRAMEBUFFER, ToOpenGLDepthAttachment(), GL_TEXTURE_CUBE_MAP_POSITIVE_X + desc.baseArraySlice, texture, desc.mipLevel);
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break;
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}
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if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) {
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glBindFramebuffer(GL_FRAMEBUFFER, 0);
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return false;
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}
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glBindFramebuffer(GL_FRAMEBUFFER, 0);
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return true;
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}
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bool OpenGLDepthStencilView::Initialize(unsigned int texture, int mipLevel) {
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OpenGLDepthStencilViewDesc desc;
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desc.mipLevel = mipLevel;
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return Initialize(texture, desc);
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}
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bool OpenGLDepthStencilView::InitializeCubemap(unsigned int cubemap, int face, int mipLevel) {
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m_texture = cubemap;
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m_mipLevel = mipLevel;
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m_type = DepthStencilType::TextureCube;
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glGenFramebuffers(1, &m_framebuffer);
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glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
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glFramebufferTexture2D(GL_FRAMEBUFFER, ToOpenGLDepthAttachment(), GL_TEXTURE_CUBE_MAP_POSITIVE_X + face, cubemap, mipLevel);
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if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) {
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glBindFramebuffer(GL_FRAMEBUFFER, 0);
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return false;
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}
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glBindFramebuffer(GL_FRAMEBUFFER, 0);
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return true;
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}
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void OpenGLDepthStencilView::Shutdown() {
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if (m_framebuffer) {
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glDeleteFramebuffers(1, &m_framebuffer);
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m_framebuffer = 0;
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}
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}
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void OpenGLDepthStencilView::Bind() {
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glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
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}
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void OpenGLDepthStencilView::Unbind() {
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glBindFramebuffer(GL_FRAMEBUFFER, 0);
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}
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void OpenGLDepthStencilView::ClearDepth(float depth) {
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glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
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glClearDepth(depth);
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glClear(GL_DEPTH_BUFFER_BIT);
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}
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void OpenGLDepthStencilView::ClearStencil(uint8_t stencil) {
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glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
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glClearStencil(stencil);
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glClear(GL_STENCIL_BUFFER_BIT);
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}
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void OpenGLDepthStencilView::ClearDepthStencil(float depth, uint8_t stencil) {
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glBindFramebuffer(GL_FRAMEBUFFER, m_framebuffer);
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glClearDepth(depth);
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glClearStencil(stencil);
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glClear(GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
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}
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void OpenGLDepthStencilView::BindFramebuffer(unsigned int framebuffer) {
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glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
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}
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void OpenGLDepthStencilView::UnbindFramebuffer() {
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glBindFramebuffer(GL_FRAMEBUFFER, 0);
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}
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} // namespace RHI
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} // namespace XCEngine
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