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[Feat] (MG_Util/Texture): use fallback formats when GL_EXT_texture_norm16 is not supported

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This commit is contained in:
swung0x48
2026-01-10 13:23:02 +08:00
parent db2806a12a
commit 26ab093679
4 changed files with 42 additions and 8 deletions
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MobileGL/MG_Backend/DirectGLES/Utils.cpp
+7 -2
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@@ -72,8 +72,13 @@ namespace MobileGL::MG_Backend::DirectGLES {
#ifdef TRACY_ENABLE
ZoneScopedC(TRACY_ZONECOLOR_BACKEND);
#endif
MG_Util::TextureFormatProcessor::NormalizePixelFormat(
MG_Util::ConvertTextureInternalFormatToGLEnum(internalFormat), outInternalFormat,
using namespace MobileGL::MG_Util::TextureFormatProcessor;
auto options =
(MG_External::GLES::g_glesCaps.hasNorm16Texture) ? PixelFormatNormalizeOptionBit::None : PixelFormatNormalizeOptionBit::NoNorm16;
NormalizePixelFormat(
MG_Util::ConvertTextureInternalFormatToGLEnum(internalFormat),
options,
outInternalFormat,
outFormat, outType);
}
} // namespace TextureImpl
MobileGL/MG_Impl/GLImpl/Texture/GL_Texture.cpp
+1 -1
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@@ -1220,7 +1220,7 @@ namespace MobileGL {
void CopyTexImage2D_State(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width,
GLsizei height, GLint border) {
GLenum outInternalFormat, format, type;
MG_Util::TextureFormatProcessor::NormalizePixelFormat(internalformat, &outInternalFormat, &format, &type);
MG_Util::TextureFormatProcessor::NormalizePixelFormat(internalformat, 0, &outInternalFormat, &format, &type);
const auto pixelUnpackBufferObject =
MG_State::pGLContext->GetBufferBindingSlot(BufferTarget::PixelUnpack).GetBoundObject();
TexImage2D_State(target, level, outInternalFormat, width, height, border, format, type, nullptr);
MobileGL/MG_Util/Texture/TextureFormatProcessor.cpp
+29 -4
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@@ -9,7 +9,7 @@
#include "MG_Util/Converters/GLToStr/GLEnumConverter.h"
namespace MobileGL::MG_Util::TextureFormatProcessor {
void NormalizePixelFormat(GLenum internalFormat, GLenum* outInternalFormat, GLenum* outFormat, GLenum* outType) {
void NormalizePixelFormat(GLenum internalFormat, Flags<PixelFormatNormalizeOptionBit> options, GLenum* outInternalFormat, GLenum* outFormat, GLenum* outType) {
#ifdef TRACY_ENABLE
ZoneScopedC(TRACY_ZONECOLOR_BACKEND);
#endif
@@ -19,6 +19,26 @@ namespace MobileGL::MG_Util::TextureFormatProcessor {
case GL_DEPTH_COMPONENT32:
*outInternalFormat = GL_DEPTH_COMPONENT;
break;
case GL_RGBA16:
if (options & PixelFormatNormalizeOptionBit::NoNorm16) {
*outInternalFormat = GL_RGBA32F;
break;
}
case GL_RGB16:
if (options & PixelFormatNormalizeOptionBit::NoNorm16) {
*outInternalFormat = GL_RGB32F;
break;
}
case GL_RG16:
if (options & PixelFormatNormalizeOptionBit::NoNorm16) {
*outInternalFormat = GL_RG32F;
break;
}
case GL_R16:
if (options & PixelFormatNormalizeOptionBit::NoNorm16) {
*outInternalFormat = GL_R32F;
break;
}
default:
*outInternalFormat = internalFormat;
break;
@@ -188,9 +208,14 @@ namespace MobileGL::MG_Util::TextureFormatProcessor {
case GL_RGB16:
case GL_RG16:
case GL_R16:
*outType = GL_UNSIGNED_SHORT;
break;
if (options & PixelFormatNormalizeOptionBit::NoNorm16) {
// converted to GL_RGBA32F
*outType = GL_FLOAT;
break;
} else {
*outType = GL_UNSIGNED_SHORT;
break;
}
case GL_RGBA8:
case GL_RGB8:
case GL_RG8:
MobileGL/MG_Util/Texture/TextureFormatProcessor.h
+5 -1
View File
@@ -9,5 +9,9 @@
#include <Includes.h>
namespace MobileGL::MG_Util::TextureFormatProcessor {
void NormalizePixelFormat(GLenum internalFormat, GLenum* outInternalFormat, GLenum* outFormat, GLenum* outType);
enum class PixelFormatNormalizeOptionBit : Uint {
NoNorm16 = 1 << 0,
None = 0,
};
void NormalizePixelFormat(GLenum internalFormat, Flags<PixelFormatNormalizeOptionBit> options, GLenum* outInternalFormat, GLenum* outFormat, GLenum* outType);
} // namespace MobileGL::MG_Util::TextureFormatProcessor