From: Keith Whitwell Date: Mon, 5 Oct 2009 14:46:47 +0000 (+0100) Subject: util: add lost code to util_make_fragment_tex_shader_writemask() X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6a085184ebf251f145181796e317ffa179a38bae;p=mesa.git util: add lost code to util_make_fragment_tex_shader_writemask() This got ported to ureg at some point, but lost the code that distinguishes it from regular util_make_fragment_tex_shader(). --- diff --git a/src/gallium/auxiliary/util/u_simple_shaders.c b/src/gallium/auxiliary/util/u_simple_shaders.c index 0d706f9449d..1c8b157d91f 100644 --- a/src/gallium/auxiliary/util/u_simple_shaders.c +++ b/src/gallium/auxiliary/util/u_simple_shaders.c @@ -108,7 +108,15 @@ util_make_fragment_tex_shader_writemask(struct pipe_context *pipe, TGSI_SEMANTIC_COLOR, 0 ); - ureg_TEX( ureg, out, TGSI_TEXTURE_2D, tex, sampler ); + if (writemask != TGSI_WRITEMASK_XYZW) { + struct ureg_src imm = ureg_imm4f( ureg, 0, 0, 0, 1 ); + + ureg_MOV( ureg, out, imm ); + } + + ureg_TEX( ureg, + ureg_writemask(out, writemask), + TGSI_TEXTURE_2D, tex, sampler ); ureg_END( ureg ); return ureg_create_shader_and_destroy( ureg, pipe );