From 18d0f9a7a38674367eca25e87f67ddf423d8c4f7 Mon Sep 17 00:00:00 2001 From: Michal Krol Date: Thu, 17 Sep 2009 16:05:08 +0100 Subject: [PATCH] llvmpipe: Respect input interpolators for the shader. Cherry-picked from fb2c7b6743ba6e89f24843890fb7fcd6a09c3dbb --- .../drivers/llvmpipe/lp_state_derived.c | 21 +++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/llvmpipe/lp_state_derived.c b/src/gallium/drivers/llvmpipe/lp_state_derived.c index e87976b9f36..30fb41ea65d 100644 --- a/src/gallium/drivers/llvmpipe/lp_state_derived.c +++ b/src/gallium/drivers/llvmpipe/lp_state_derived.c @@ -93,6 +93,23 @@ llvmpipe_get_vertex_info(struct llvmpipe_context *llvmpipe) vinfo->num_attribs = 0; for (i = 0; i < lpfs->info.num_inputs; i++) { int src; + enum interp_mode interp; + + switch (lpfs->info.input_interpolate[i]) { + case TGSI_INTERPOLATE_CONSTANT: + interp = INTERP_CONSTANT; + break; + case TGSI_INTERPOLATE_LINEAR: + interp = INTERP_LINEAR; + break; + case TGSI_INTERPOLATE_PERSPECTIVE: + interp = INTERP_PERSPECTIVE; + break; + default: + assert(0); + interp = INTERP_LINEAR; + } + switch (lpfs->info.input_semantic_name[i]) { case TGSI_SEMANTIC_POSITION: src = draw_find_vs_output(llvmpipe->draw, @@ -108,7 +125,7 @@ llvmpipe_get_vertex_info(struct llvmpipe_context *llvmpipe) case TGSI_SEMANTIC_FOG: src = draw_find_vs_output(llvmpipe->draw, TGSI_SEMANTIC_FOG, 0); - draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_PERSPECTIVE, src); + draw_emit_vertex_attr(vinfo, EMIT_4F, interp, src); break; case TGSI_SEMANTIC_GENERIC: @@ -116,7 +133,7 @@ llvmpipe_get_vertex_info(struct llvmpipe_context *llvmpipe) /* this includes texcoords and varying vars */ src = draw_find_vs_output(llvmpipe->draw, TGSI_SEMANTIC_GENERIC, lpfs->info.input_semantic_index[i]); - draw_emit_vertex_attr(vinfo, EMIT_4F, INTERP_PERSPECTIVE, src); + draw_emit_vertex_attr(vinfo, EMIT_4F, interp, src); break; default: -- 2.30.2