Hash :
e489dac0
Author :
Date :
2024-02-02T13:52:47
Allow BGRA -> RGBA for glCopyTex[Sub]Image The opposite RGBA->BGRA was already allowed for handling platform- specific default framebuffers. This allows the copying a IOSurface- backed framebuffers to RGBA textures. Bug: chromium:1523778 Change-Id: I124a4acc8c8fcdd1d3aae861d756d17022c4b4cc Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5254778 Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
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{
"From ES 3.0.1 spec, table 3.15":
[
[ "GL_ALPHA", "GL_RGBA" ],
[ "GL_LUMINANCE", "GL_RED" ],
[ "GL_LUMINANCE", "GL_RG" ],
[ "GL_LUMINANCE", "GL_RGB" ],
[ "GL_LUMINANCE", "GL_RGBA" ],
[ "GL_LUMINANCE_ALPHA", "GL_RGBA" ],
[ "GL_RED", "GL_RED" ],
[ "GL_RED", "GL_RG" ],
[ "GL_RED", "GL_RGB" ],
[ "GL_RED", "GL_RGBA" ],
[ "GL_RG", "GL_RG" ],
[ "GL_RG", "GL_RGB" ],
[ "GL_RG", "GL_RGBA" ],
[ "GL_RGB", "GL_RGB" ],
[ "GL_RGB", "GL_RGBA" ],
[ "GL_RGBA", "GL_RGBA" ]
],
"Necessary for ANGLE back-buffers":
[
[ "GL_ALPHA", "GL_BGRA_EXT" ],
[ "GL_LUMINANCE", "GL_BGRA_EXT" ],
[ "GL_LUMINANCE_ALPHA", "GL_BGRA_EXT" ],
[ "GL_RED", "GL_BGRA_EXT" ],
[ "GL_RG", "GL_BGRA_EXT" ],
[ "GL_RGB", "GL_BGRA_EXT" ],
[ "GL_RGBA", "GL_BGRA_EXT" ],
[ "GL_BGRA_EXT", "GL_BGRA_EXT" ],
[ "GL_BGRA_EXT", "GL_RGBA" ],
[ "GL_RED_INTEGER", "GL_RED_INTEGER" ],
[ "GL_RED_INTEGER", "GL_RG_INTEGER" ],
[ "GL_RED_INTEGER", "GL_RGB_INTEGER" ],
[ "GL_RED_INTEGER", "GL_RGBA_INTEGER" ],
[ "GL_RG_INTEGER", "GL_RG_INTEGER" ],
[ "GL_RG_INTEGER", "GL_RGB_INTEGER" ],
[ "GL_RG_INTEGER", "GL_RGBA_INTEGER" ],
[ "GL_RGB_INTEGER", "GL_RGB_INTEGER" ],
[ "GL_RGB_INTEGER", "GL_RGBA_INTEGER" ],
[ "GL_RGBA_INTEGER", "GL_RGBA_INTEGER" ]
]
}