From 59be691638200797583bce39a83f641d30d97492 Mon Sep 17 00:00:00 2001 From: Bryan Cain Date: Mon, 2 Jan 2012 14:49:46 -0600 Subject: st/mesa: add support for gl_ClipDistance --- src/mesa/state_tracker/st_program.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'src/mesa/state_tracker/st_program.c') diff --git a/src/mesa/state_tracker/st_program.c b/src/mesa/state_tracker/st_program.c index d62bfcd4ffc..aceaaf8c552 100644 --- a/src/mesa/state_tracker/st_program.c +++ b/src/mesa/state_tracker/st_program.c @@ -244,6 +244,14 @@ st_prepare_vertex_program(struct gl_context *ctx, stvp->output_semantic_name[slot] = TGSI_SEMANTIC_PSIZE; stvp->output_semantic_index[slot] = 0; break; + case VERT_RESULT_CLIP_DIST0: + stvp->output_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST; + stvp->output_semantic_index[slot] = 0; + break; + case VERT_RESULT_CLIP_DIST1: + stvp->output_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST; + stvp->output_semantic_index[slot] = 1; + break; case VERT_RESULT_EDGE: assert(0); break; @@ -547,6 +555,16 @@ st_translate_fragment_program(struct st_context *st, input_semantic_index[slot] = 0; interpMode[slot] = TGSI_INTERPOLATE_CONSTANT; break; + case FRAG_ATTRIB_CLIP_DIST0: + input_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST; + input_semantic_index[slot] = 0; + interpMode[slot] = TGSI_INTERPOLATE_LINEAR; + break; + case FRAG_ATTRIB_CLIP_DIST1: + input_semantic_name[slot] = TGSI_SEMANTIC_CLIPDIST; + input_semantic_index[slot] = 1; + interpMode[slot] = TGSI_INTERPOLATE_LINEAR; + break; /* In most cases, there is nothing special about these * inputs, so adopt a convention to use the generic * semantic name and the mesa FRAG_ATTRIB_ number as the -- cgit v1.2.3