diff options
Diffstat (limited to 'src/mesa/drivers/dri')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_texture.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_texture.c b/src/mesa/drivers/dri/radeon/radeon_texture.c index 5808633b7b..21529f62fa 100644 --- a/src/mesa/drivers/dri/radeon/radeon_texture.c +++ b/src/mesa/drivers/dri/radeon/radeon_texture.c @@ -276,6 +276,8 @@ static const struct gl_texture_format *radeonChoose8888TexFormat(radeonContextPt (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8) || (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && !littleEndian)) { return &_mesa_texformat_rgba8888_rev; + } else if (IS_R200_CLASS(rmesa->radeonScreen)) { + return _dri_texformat_argb8888; } else if (srcFormat == GL_BGRA && ((srcType == GL_UNSIGNED_BYTE && !littleEndian) || srcType == GL_UNSIGNED_INT_8_8_8_8)) { return &_mesa_texformat_argb8888_rev; @@ -376,8 +378,12 @@ const struct gl_texture_format *radeonChooseTextureFormat(GLcontext * ctx, case GL_ALPHA12: case GL_ALPHA16: case GL_COMPRESSED_ALPHA: - return _dri_texformat_a8; - + /* r200: can't use a8 format since interpreting hw I8 as a8 would result + in wrong rgb values (same as alpha value instead of 0). */ + if (IS_R200_CLASS(rmesa->radeonScreen)) + return _dri_texformat_al88; + else + return _dri_texformat_a8; case 1: case GL_LUMINANCE: case GL_LUMINANCE4: |