diff options
| author | Eric Anholt <eric@anholt.net> | 2009-10-01 14:00:28 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-10-01 14:31:04 -0700 |
| commit | f9f31b25740887373806cb489e5480dc9b261805 (patch) | |
| tree | 5415768a81673d0417e7a7698b9b70b931e936f4 /src/mesa/drivers/dri/i915/i915_fragprog.c | |
| parent | 7d4b7460b0e565d0574c00d1d40c426cfebc290d (diff) | |
i915: Add support for varying inputs.
Diffstat (limited to 'src/mesa/drivers/dri/i915/i915_fragprog.c')
| -rw-r--r-- | src/mesa/drivers/dri/i915/i915_fragprog.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_fragprog.c b/src/mesa/drivers/dri/i915/i915_fragprog.c index 929a6eb835..66db7e1645 100644 --- a/src/mesa/drivers/dri/i915/i915_fragprog.c +++ b/src/mesa/drivers/dri/i915/i915_fragprog.c @@ -122,6 +122,19 @@ src_vector(struct i915_fragment_program *p, src = i915_emit_decl(p, REG_TYPE_T, T_TEX0 + (source->Index - FRAG_ATTRIB_TEX0), D0_CHANNEL_ALL); + break; + + case FRAG_ATTRIB_VAR0: + case FRAG_ATTRIB_VAR0 + 1: + case FRAG_ATTRIB_VAR0 + 2: + case FRAG_ATTRIB_VAR0 + 3: + case FRAG_ATTRIB_VAR0 + 4: + case FRAG_ATTRIB_VAR0 + 5: + case FRAG_ATTRIB_VAR0 + 6: + case FRAG_ATTRIB_VAR0 + 7: + src = i915_emit_decl(p, REG_TYPE_T, + T_TEX0 + (source->Index - FRAG_ATTRIB_VAR0), + D0_CHANNEL_ALL); break; default: @@ -909,7 +922,7 @@ check_wpos(struct i915_fragment_program *p) p->wpos_tex = -1; for (i = 0; i < p->ctx->Const.MaxTextureCoordUnits; i++) { - if (inputs & FRAG_BIT_TEX(i)) + if (inputs & (FRAG_BIT_TEX(i) | FRAG_BIT_VAR(i))) continue; else if (inputs & FRAG_BIT_WPOS) { p->wpos_tex = i; @@ -1140,6 +1153,14 @@ i915ValidateFragmentProgram(struct i915_context *i915) EMIT_ATTR(_TNL_ATTRIB_TEX0 + i, EMIT_SZ(sz), 0, sz * 4); } + else if (inputsRead & FRAG_BIT_VAR(i)) { + int sz = VB->AttribPtr[_TNL_ATTRIB_GENERIC0 + i]->size; + + s2 &= ~S2_TEXCOORD_FMT(i, S2_TEXCOORD_FMT0_MASK); + s2 |= S2_TEXCOORD_FMT(i, SZ_TO_HW(sz)); + + EMIT_ATTR(_TNL_ATTRIB_GENERIC0 + i, EMIT_SZ(sz), 0, sz * 4); + } else if (i == p->wpos_tex) { /* If WPOS is required, duplicate the XYZ position data in an |