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[Fix] (MG_Impl/Texture): read PBO if pixels == NULL at TexSubImage2D

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swung0x48
2025-12-30 12:39:19 +08:00
parent e886a93a18
commit 69caca5903
1 changed files with 10 additions and 2 deletions
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MobileGL/MG_Impl/GLImpl/Texture/GL_Texture.cpp
+10 -2
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@@ -52,7 +52,9 @@ namespace MobileGL {
TextureInputFormat textureInputFormat = MG_Util::ConvertGLEnumToTextureInputFormat(format);
TexturePixelDataType texturePixelDataType = MG_Util::ConvertGLEnumToTexturePixelDataType(type);
// TextureInternalFormat textureInternalFormat = MG_Util::ConvertGLEnumToTextureInternalFormat(format);
MGLOG_D("TexSubImage2D_State: (%d, %d), format = %s, pixels = %p", width, height,
MG_Util::ConvertTextureInputFormatToString(textureInputFormat).c_str(),
pixels);
// ===================== Error Checking ==============================
if (!TextureImpl::ValidateTexturePixelDataType(texturePixelDataType)) return;
if (!TextureImpl::ValidateTextureInputFormat(textureInputFormat)) return;
@@ -61,7 +63,6 @@ namespace MobileGL {
if (!TextureImpl::ValidateTextureSizeWithTextureUploadTarget(textureUploadingTarget, width, height)) return;
if (!TextureImpl::ValidateTextureSizeRange(width, height)) return;
if (!TextureImpl::ValidateTextureLevelWithUploadTarget(textureUploadingTarget, level)) return;
if (!pixels) return;
// TODO: GL_INVALID_OPERATION is generated if a non-zero buffer object name is bound to the
// GL_PIXEL_UNPACK_BUFFER target and the buffer object's data store is currently mapped.
@@ -108,6 +109,13 @@ namespace MobileGL {
originalPixels = reinterpret_cast<const char*>(pixelUnpackBufferObject->GetDataReadOnly()->data()) +
reinterpret_cast<SizeT>(pixels);
}
if (!originalPixels) {
MG_State::pGLContext->RecordError(
ErrorCode::InvalidOperation,
MakeShared<GenericErrorInfo>("MG_Impl/GLImpl", __func__, "No data supplied from pixels parameter and no PBO bound."));
return;
}
void* processedPixels = MG_Util::PixelStoreProcessor::ProcessTexturePixelsDataUnpack(
originalPixels, MG_State::pGLContext->GetPixelStoreParameters(true), textureInternalFormat, textureInputFormat, texturePixelDataType, {width, height, 1},