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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/BackendObject.h
+5
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@@ -79,6 +79,11 @@ namespace MobileGL {
GLsizei height, GLint border);
void (*CopyTexSubImage2D)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y,
GLsizei width, GLsizei 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);
void (*GenerateMipmap)(GLenum target);
void (*ReadPixels)(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type,
void* pixels);