draw: respect flatshade_first in flatshade stage
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@ -84,7 +84,24 @@ static INLINE void copy_colors2( struct draw_stage *stage,
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* Flatshade tri. Required for clipping and when unfilled tris are
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* active, otherwise handled by hardware.
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*/
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static void flatshade_tri( struct draw_stage *stage,
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static void flatshade_tri_0( struct draw_stage *stage,
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struct prim_header *header )
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{
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struct prim_header tmp;
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tmp.det = header->det;
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tmp.edgeflags = header->edgeflags;
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tmp.v[0] = header->v[0];
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tmp.v[1] = dup_vert(stage, header->v[1], 0);
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tmp.v[2] = dup_vert(stage, header->v[2], 1);
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copy_colors2(stage, tmp.v[1], tmp.v[2], tmp.v[0]);
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stage->next->tri( stage->next, &tmp );
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}
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static void flatshade_tri_2( struct draw_stage *stage,
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struct prim_header *header )
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{
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struct prim_header tmp;
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@ -101,10 +118,26 @@ static void flatshade_tri( struct draw_stage *stage,
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}
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/**
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* Flatshade line. Required for clipping.
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*/
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static void flatshade_line( struct draw_stage *stage,
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static void flatshade_line_0( struct draw_stage *stage,
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struct prim_header *header )
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{
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struct prim_header tmp;
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tmp.v[0] = header->v[0];
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tmp.v[1] = dup_vert(stage, header->v[1], 0);
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copy_colors(stage, tmp.v[1], tmp.v[0]);
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stage->next->line( stage->next, &tmp );
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}
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static void flatshade_line_1( struct draw_stage *stage,
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struct prim_header *header )
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{
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struct prim_header tmp;
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@ -118,6 +151,8 @@ static void flatshade_line( struct draw_stage *stage,
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}
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/* Flatshade point -- passthrough.
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*/
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static void flatshade_point( struct draw_stage *stage,
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struct prim_header *header )
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{
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@ -140,8 +175,16 @@ static void flatshade_init_state( struct draw_stage *stage )
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}
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}
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stage->line = flatshade_line;
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stage->tri = flatshade_tri;
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/* Choose flatshade routine according to provoking vertex:
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*/
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if (stage->draw->rasterizer->flatshade_first) {
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stage->line = flatshade_line_0;
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stage->tri = flatshade_tri_0;
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}
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else {
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stage->line = flatshade_line_1;
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stage->tri = flatshade_tri_2;
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}
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}
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static void flatshade_first_tri( struct draw_stage *stage,
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