diff options
Diffstat (limited to 'mesalib/src/mesa/main/context.c')
| -rw-r--r-- | mesalib/src/mesa/main/context.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/mesalib/src/mesa/main/context.c b/mesalib/src/mesa/main/context.c index df0452cd1..3bcedecd9 100644 --- a/mesalib/src/mesa/main/context.c +++ b/mesalib/src/mesa/main/context.c @@ -1703,13 +1703,6 @@ _mesa_set_mvp_with_dp4( struct gl_context *ctx, ctx->mvp_with_dp4 = flag; } -static GLboolean -blend_factor_is_dual_src(GLenum factor) -{ - return factor == GL_SRC1_COLOR || factor == GL_SRC1_ALPHA || - factor == GL_ONE_MINUS_SRC1_COLOR || factor == GL_ONE_MINUS_SRC1_ALPHA; -} - /* * ARB_blend_func_extended - ERRORS section * "The error INVALID_OPERATION is generated by Begin or any procedure that @@ -1722,16 +1715,13 @@ static GLboolean _mesa_check_blend_func_error(struct gl_context *ctx) { GLuint i; - for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) { - if (blend_factor_is_dual_src(ctx->Color.Blend[i].SrcRGB) || - blend_factor_is_dual_src(ctx->Color.Blend[i].DstRGB) || - blend_factor_is_dual_src(ctx->Color.Blend[i].SrcA) || - blend_factor_is_dual_src(ctx->Color.Blend[i].DstA)) { - if (i >= ctx->Const.MaxDualSourceDrawBuffers) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "dual source blend on illegal attachment"); - return GL_FALSE; - } + for (i = ctx->Const.MaxDualSourceDrawBuffers; + i < ctx->DrawBuffer->_NumColorDrawBuffers; + i++) { + if (ctx->Color.Blend[i]._UsesDualSrc) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "dual source blend on illegal attachment"); + return GL_FALSE; } } return GL_TRUE; |