diff options
Diffstat (limited to 'src/mesa/drivers')
| -rw-r--r-- | src/mesa/drivers/common/meta_generate_mipmap.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/mesa/drivers/common/meta_generate_mipmap.c b/src/mesa/drivers/common/meta_generate_mipmap.c index d12806c3d3d..4b1718df92e 100644 --- a/src/mesa/drivers/common/meta_generate_mipmap.c +++ b/src/mesa/drivers/common/meta_generate_mipmap.c @@ -43,6 +43,7 @@ #include "main/varray.h" #include "main/viewport.h" #include "drivers/common/meta.h" +#include "program/prog_instruction.h" /** @@ -168,6 +169,8 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target, GLenum faceTarget; GLuint dstLevel; GLuint samplerSave; + GLint swizzle[4]; + GLboolean swizzleSaved = GL_FALSE; if (fallback_required(ctx, target, texObj)) { _mesa_generate_mipmap(ctx, target, texObj); @@ -231,6 +234,13 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target, _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, GL_FALSE); + if (texObj->_Swizzle != SWIZZLE_NOOP) { + static const GLint swizzleNoop[4] = { GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA }; + memcpy(swizzle, texObj->Swizzle, sizeof(swizzle)); + swizzleSaved = GL_TRUE; + _mesa_TexParameteriv(target, GL_TEXTURE_SWIZZLE_RGBA, swizzleNoop); + } + /* Silence valgrind warnings about reading uninitialized stack. */ memset(verts, 0, sizeof(verts)); @@ -347,4 +357,6 @@ _mesa_meta_GenerateMipmap(struct gl_context *ctx, GLenum target, _mesa_TexParameteri(target, GL_TEXTURE_MAX_LEVEL, maxLevelSave); if (genMipmapSave) _mesa_TexParameteri(target, GL_GENERATE_MIPMAP, genMipmapSave); + if (swizzleSaved) + _mesa_TexParameteriv(target, GL_TEXTURE_SWIZZLE_RGBA, swizzle); } |