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[Fix, Test] (GLImpl, DirectGLES, DirectVulkan): accept GL_RENDERBUFFER endpoints in glCopyImageSubData

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swung0x48
2026-08-20 10:11:38 -04:00
parent baeb2fa1bc
commit 52718ecf84
9 changed files with 483 additions and 177 deletions
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MobileGL/MG_Backend/BackendObject.h
+16 -2
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@@ -14,6 +14,7 @@ namespace MobileGL {
namespace MG_State::GLState {
class FramebufferObject;
class ITextureObject;
class RenderbufferObject;
}
enum class BackendType {
@@ -24,6 +25,19 @@ namespace MobileGL {
};
namespace MG_Backend {
// One endpoint of a glCopyImageSubData. GL 4.6 core 18.3.2 accepts GL_RENDERBUFFER
// alongside the ten whole-image texture targets, and a renderbuffer name lives in a
// namespace of its own - so an endpoint is a sum type, not an ITextureObject. At most
// one of the two pointers is set; neither is set when the name named nothing, which is
// the INVALID_VALUE the frontend validator reports.
struct CopyImageEndpoint {
SharedPtr<MG_State::GLState::ITextureObject> Texture;
SharedPtr<MG_State::GLState::RenderbufferObject> Renderbuffer;
Bool IsRenderbuffer() const { return Renderbuffer != nullptr; }
Bool Exists() const { return Texture != nullptr || Renderbuffer != nullptr; }
};
enum class FormatCapability : Uint64 {
Creatable = 1ull << 0,
@@ -160,9 +174,9 @@ 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,
void (*CopyImageSubData)(const CopyImageEndpoint& src,
GLenum srcTarget, GLint srcLevel, GLint srcX, GLint srcY, GLint srcZ,
const SharedPtr<MG_State::GLState::ITextureObject>& dstTexture,
const CopyImageEndpoint& dst,
GLenum dstTarget, GLint dstLevel, GLint dstX, GLint dstY, GLint dstZ,
GLsizei srcWidth, GLsizei srcHeight, GLsizei srcDepth);
void (*GenerateMipmap)(GLenum target);