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-rw-r--r--src/gallium/state_trackers/nine/nine_shader.c20
1 files changed, 19 insertions, 1 deletions
diff --git a/src/gallium/state_trackers/nine/nine_shader.c b/src/gallium/state_trackers/nine/nine_shader.c
index 0585362619d..5d0fd91361e 100644
--- a/src/gallium/state_trackers/nine/nine_shader.c
+++ b/src/gallium/state_trackers/nine/nine_shader.c
@@ -2217,7 +2217,25 @@ DECL_SPECIAL(TEXREG2RGB)
DECL_SPECIAL(TEXDP3TEX)
{
- STUB(D3DERR_INVALIDCALL);
+ struct ureg_program *ureg = tx->ureg;
+ struct ureg_dst dst = tx_dst_param(tx, &tx->insn.dst[0]);
+ struct ureg_dst tmp;
+ struct ureg_src sample;
+ const int m = tx->insn.dst[0].idx;
+ const int n = tx->insn.src[0].idx;
+ assert(m >= 0 && m > n);
+
+ tx_texcoord_alloc(tx, m);
+
+ tmp = tx_scratch(tx);
+ ureg_DP3(ureg, ureg_writemask(tmp, TGSI_WRITEMASK_X), tx->regs.vT[m], ureg_src(tx->regs.tS[n]));
+ ureg_MOV(ureg, ureg_writemask(tmp, TGSI_WRITEMASK_YZ), ureg_imm1f(ureg, 0.0f));
+
+ sample = ureg_DECL_sampler(ureg, m);
+ tx->info->sampler_mask |= 1 << m;
+ ureg_TEX(ureg, dst, ps1x_sampler_type(tx->info, m), ureg_src(tmp), sample);
+
+ return D3D_OK;
}
DECL_SPECIAL(TEXM3x2DEPTH)