Module: Mesa
Branch: master
Commit: 53cde5e295077e2a51df3a3d0db474cff5c10313
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=53cde5e295077e2a51df3a3d0db474cff5c10313
Author: Rob Clark <robcl...@freedesktop.org>
Date: Mon Mar 21 13:56:04 2016 -0400
freedreno/ir3: handle VARYING_SLOT_PNTC
In the glsl->tgsi path, this already gets translated to VAR8, which
matches up with rasterizer->sprite_coord_enable.
Signed-off-by: Rob Clark <robcl...@freedesktop.org>
---
src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
b/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
index 33b2b7b..fc66d7c 100644
--- a/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
+++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
@@ -2031,6 +2031,18 @@ setup_input(struct ir3_compile *ctx, nir_variable *in)
so->inputs[n].bary = false;
so->frag_coord = true;
instr = create_frag_coord(ctx, i);
+ } else if (slot == VARYING_SLOT_PNTC) {
+ /* see for example
st_get_generic_varying_index().. this is
+ * maybe a bit mesa/st specific. But we need
things to line
+ * up for this in fdN_program:
+ * unsigned texmask = 1 << (slot -
VARYING_SLOT_VAR0);
+ * if (emit->sprite_coord_enable & texmask) {
+ * ...
+ * }
+ */
+ so->inputs[n].slot = VARYING_SLOT_VAR8;
+ so->inputs[n].bary = true;
+ instr = create_frag_input(ctx, false);
} else if (slot == VARYING_SLOT_FACE) {
so->inputs[n].bary = false;
so->frag_face = true;
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