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svga: Fix vPos usage

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This commit is contained in:
Jakob Bornecrantz
2011-04-06 12:13:33 +01:00
committed by Brian Paul
parent 166e9421c8
commit 3b32e51cb1
1 changed files with 7 additions and 1 deletions
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src/gallium/drivers/svga/svga_tgsi_decl_sm30.c
+7 -1
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@@ -123,6 +123,12 @@ static boolean ps30_input( struct svga_shader_emitter *emit,
if (semantic.Name == TGSI_SEMANTIC_POSITION) {
emit->ps_true_pos = src_register( SVGA3DREG_MISCTYPE,
SVGA3DMISCREG_POSITION );
emit->ps_true_pos.base.swizzle = TRANSLATE_SWIZZLE( TGSI_SWIZZLE_X,
TGSI_SWIZZLE_Y,
TGSI_SWIZZLE_Y,
TGSI_SWIZZLE_Y );
emit->ps_temp_pos = dst_register( SVGA3DREG_TEMP,
emit->nr_hw_temp );
emit->ps_depth_pos = src_register( SVGA3DREG_INPUT, emit->ps30_input_count++ );
@@ -132,7 +138,7 @@ static boolean ps30_input( struct svga_shader_emitter *emit,
emit->nr_hw_temp++;
reg = writemask( dst(emit->ps_true_pos),
TGSI_WRITEMASK_XYZW );
TGSI_WRITEMASK_XY );
emit->ps_reads_pos = TRUE;
if (!emit_decl( emit, dst(emit->ps_depth_pos),