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Fix OpenGL sampler and copy semantics

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This commit is contained in:
ssdfasd
2026-03-26 02:14:21 +08:00
parent c47e871c5a
commit 1ef3048da1
6 changed files with 215 additions and 6 deletions
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16
engine/src/RHI/OpenGL/OpenGLCommandList.cpp
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@@ -6,6 +6,7 @@
#include "XCEngine/RHI/OpenGL/OpenGLRenderPass.h"
#include "XCEngine/RHI/OpenGL/OpenGLDescriptorSet.h"
#include "XCEngine/RHI/OpenGL/OpenGLEnums.h"
#include <algorithm>
#include <glad/glad.h>
namespace XCEngine {
@@ -830,10 +831,17 @@ void OpenGLCommandList::CopyResource(RHIResourceView* dst, RHIResourceView* src)
GLuint dstTex = dstView->GetTexture();
GLuint srcTex = srcView->GetTexture();
if (dstTex && srcTex) {
glCopyImageSubData(srcTex, GL_TEXTURE_2D, 0, 0, 0, 0,
dstTex, GL_TEXTURE_2D, 0, 0, 0, 0,
256, 256, 1);
const OpenGLTexture* dstTexture = dstView->GetTextureResource();
const OpenGLTexture* srcTexture = srcView->GetTextureResource();
if (dstTex && srcTex && dstTexture != nullptr && srcTexture != nullptr) {
const GLuint srcTarget = ToOpenGL(srcTexture->GetOpenGLType());
const GLuint dstTarget = ToOpenGL(dstTexture->GetOpenGLType());
const GLsizei copyWidth = static_cast<GLsizei>(std::min(srcTexture->GetWidth(), dstTexture->GetWidth()));
const GLsizei copyHeight = static_cast<GLsizei>(std::min(srcTexture->GetHeight(), dstTexture->GetHeight()));
const GLsizei copyDepth = static_cast<GLsizei>(std::max<uint32_t>(1u, std::min(srcTexture->GetDepth(), dstTexture->GetDepth())));
glCopyImageSubData(srcTex, srcTarget, 0, 0, 0, 0,
dstTex, dstTarget, 0, 0, 0, 0,
copyWidth, copyHeight, copyDepth);
}
}