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Fix sRGB texture internal formats in OpenGL ES 3.

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This commit is contained in:
Alex Szpakowski
2022-01-16 10:30:56 -04:00
parent 61feb197e2
commit 65667c0f18
1 changed files with 8 additions and 1 deletions
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src/modules/graphics/opengl/OpenGL.cpp
+8 -1
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@@ -1701,7 +1701,14 @@ OpenGL::TextureFormat OpenGL::convertPixelFormat(PixelFormat pixelformat, bool r
if (!isPixelFormatCompressed(pixelformat))
{
if (GLAD_ES_VERSION_2_0 && !(GLAD_ES_VERSION_3_0 && pixelformat == PIXELFORMAT_LA8)
// glTexImage in OpenGL ES 2 only accepts internal format enums that
// match the external format. GLES3 doesn't have that restriction -
// except for GL_LUMINANCE_ALPHA which doesn't have a sized version in
// ES3. However we always use RG8 for PIXELFORMAT_LA8 on GLES3 so it
// doesn't matter there.
// Also note that GLES2+extension sRGB format enums are different from
// desktop GL and GLES3+ (this is handled above).
if (GLAD_ES_VERSION_2_0 && !GLAD_ES_VERSION_3_0
&& !renderbuffer && !isTexStorageSupported())
{
f.internalformat = f.externalformat;