diff options
| author | Xiang, Haihao <haihao.xiang@intel.com> | 2008-10-13 13:04:04 +0800 |
|---|---|---|
| committer | Alan Hourihane <alanh@tungstengraphics.com> | 2008-10-15 11:17:45 +0100 |
| commit | b3cb405252ebb009119e5d464aa6e7cd4d845705 (patch) | |
| tree | 96a6955bc9e5447c237dd67d5f7a67a170d42df8 /src | |
| parent | 90e4e4117e2e7dbbe4093b3ad8494f072940fbbe (diff) | |
i915: Texture instructions use r/t/oC/oD register as texture coordinate.
Fix http://bugs.freedesktop.org/show_bug.cgi?id=16287.
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i915/i915_program.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_program.c b/src/mesa/drivers/dri/i915/i915_program.c index 350da5e169..e87700f8e0 100644 --- a/src/mesa/drivers/dri/i915/i915_program.c +++ b/src/mesa/drivers/dri/i915/i915_program.c @@ -245,6 +245,19 @@ GLuint i915_emit_texld( struct i915_fragment_program *p, */ assert(GET_UREG_TYPE(coord) != REG_TYPE_U); + if ((GET_UREG_TYPE(coord) != REG_TYPE_R) && + (GET_UREG_TYPE(coord) != REG_TYPE_OC) && + (GET_UREG_TYPE(coord) != REG_TYPE_OD) && + (GET_UREG_TYPE(coord) != REG_TYPE_T)) { + GLuint tmpCoord = get_free_rreg(p, live_regs); + + if (tmpCoord == UREG_BAD) + return 0; + + i915_emit_arith(p, A0_MOV, tmpCoord, A0_DEST_CHANNEL_ALL, 0, coord, 0, 0); + coord = tmpCoord; + } + /* Output register being oC or oD defines a phase boundary */ if (GET_UREG_TYPE(dest) == REG_TYPE_OC || GET_UREG_TYPE(dest) == REG_TYPE_OD) |