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[Fix]: fix iterationT

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- implement glCopyImageSubData frontend export and backend dispatch

- add DirectGLES depth-only CopyImageSubData via framebuffer depth blit

- add DirectGLES R32F CopyImageSubData fallback for GLES drivers rejecting native copy

- allocate DirectGLES generated mipmap storage for depth-only and R11FG11FB10F manual generation

- generate DirectGLES depth-only mipmaps with explicit depth blits

- generate DirectGLES R11FG11FB10F mipmaps with explicit color blits

- add DirectVulkan CopyImageSubData with explicit image copy and layout transitions

- use native Vulkan blit for depth-only mipmap generation

- remove unused Vulkan depth mipmap shader fallback path
This commit is contained in:
swung0x48
2026-06-19 08:14:57 +08:00
parent 2bf75537d8
commit 50eda634e0
13 changed files with 754 additions and 485 deletions
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MobileGL/MG_Backend/DirectVulkan/DirectVulkan.cpp
+11
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@@ -592,6 +592,17 @@ namespace MobileGL::MG_Backend::DirectVulkan {
MOBILEGL_ASSERT(MG_State::pGLContext, "DirectVulkan::CopyTexSubImage2D called with null GL context");
pVulkanRenderer->CopyTexSubImage2D(target, level, xoffset, yoffset, x, y, width, height);
}
void CopyImageSubData(const SharedPtr<MG_State::GLState::ITextureObject>& srcTexture,
GLenum srcTarget, GLint srcLevel, GLint srcX, GLint srcY, GLint srcZ,
const SharedPtr<MG_State::GLState::ITextureObject>& dstTexture,
GLenum dstTarget, GLint dstLevel, GLint dstX, GLint dstY, GLint dstZ,
GLsizei srcWidth, GLsizei srcHeight, GLsizei srcDepth) {
MOBILEGL_ASSERT(pVulkanRenderer, "DirectVulkan::CopyImageSubData called with null VulkanRenderer");
MOBILEGL_ASSERT(MG_State::pGLContext, "DirectVulkan::CopyImageSubData called with null GL context");
pVulkanRenderer->CopyImageSubData(srcTexture, srcTarget, srcLevel, srcX, srcY, srcZ,
dstTexture, dstTarget, dstLevel, dstX, dstY, dstZ,
srcWidth, srcHeight, srcDepth);
}
void GenerateMipmap(GLenum target) {
MOBILEGL_ASSERT(pVulkanRenderer, "DirectVulkan::GenerateMipmap called with null VulkanRenderer");
MOBILEGL_ASSERT(MG_State::pGLContext, "DirectVulkan::GenerateMipmap called with null GL context");