diff options
Diffstat (limited to 'src/gallium/drivers/svga/svga_pipe_rasterizer.c')
-rw-r--r-- | src/gallium/drivers/svga/svga_pipe_rasterizer.c | 55 |
1 files changed, 28 insertions, 27 deletions
diff --git a/src/gallium/drivers/svga/svga_pipe_rasterizer.c b/src/gallium/drivers/svga/svga_pipe_rasterizer.c index 5253c45cb20..660eb0757a6 100644 --- a/src/gallium/drivers/svga/svga_pipe_rasterizer.c +++ b/src/gallium/drivers/svga/svga_pipe_rasterizer.c @@ -36,16 +36,17 @@ /* Hardware frontwinding is always set up as SVGA3D_FRONTWINDING_CW. */ static SVGA3dFace svga_translate_cullmode( unsigned mode, - unsigned front_winding ) + unsigned front_ccw ) { + const int hw_front_ccw = 0; /* hardware is always CW */ switch (mode) { - case PIPE_WINDING_NONE: + case PIPE_FACE_NONE: return SVGA3D_FACE_NONE; - case PIPE_WINDING_CCW: - return SVGA3D_FACE_BACK; - case PIPE_WINDING_CW: - return SVGA3D_FACE_FRONT; - case PIPE_WINDING_BOTH: + case PIPE_FACE_FRONT: + return front_ccw == hw_front_ccw ? SVGA3D_FACE_FRONT : SVGA3D_FACE_BACK; + case PIPE_FACE_BACK: + return front_ccw == hw_front_ccw ? SVGA3D_FACE_BACK : SVGA3D_FACE_FRONT; + case PIPE_FACE_FRONT_AND_BACK: return SVGA3D_FACE_FRONT_BACK; default: assert(0); @@ -81,8 +82,8 @@ svga_create_rasterizer_state(struct pipe_context *pipe, /* fill_cw, fill_ccw - draw module or index translation */ rast->shademode = svga_translate_flatshade( templ->flatshade ); - rast->cullmode = svga_translate_cullmode( templ->cull_mode, - templ->front_winding ); + rast->cullmode = svga_translate_cullmode( templ->cull_face, + templ->front_ccw ); rast->scissortestenable = templ->scissor; rast->multisampleantialias = templ->multisample; rast->antialiasedlineenable = templ->line_smooth; @@ -117,31 +118,31 @@ svga_create_rasterizer_state(struct pipe_context *pipe, rast->need_pipeline |= SVGA_PIPELINE_FLAG_POINTS; { - boolean offset_cw = templ->offset_cw; - boolean offset_ccw = templ->offset_ccw; - boolean offset = 0; - int fill_cw = templ->fill_cw; - int fill_ccw = templ->fill_ccw; + int fill_front = templ->fill_front; + int fill_back = templ->fill_back; int fill = PIPE_POLYGON_MODE_FILL; + boolean offset_front = util_get_offset(templ, fill_front); + boolean offset_back = util_get_offset(templ, fill_back); + boolean offset = 0; - switch (templ->cull_mode) { - case PIPE_WINDING_BOTH: + switch (templ->cull_face) { + case PIPE_FACE_FRONT_AND_BACK: offset = 0; fill = PIPE_POLYGON_MODE_FILL; break; - case PIPE_WINDING_CW: - offset = offset_ccw; - fill = fill_ccw; + case PIPE_FACE_FRONT: + offset = offset_front; + fill = fill_front; break; - case PIPE_WINDING_CCW: - offset = offset_cw; - fill = fill_cw; + case PIPE_FACE_BACK: + offset = offset_back; + fill = fill_back; break; - case PIPE_WINDING_NONE: - if (fill_cw != fill_ccw || offset_cw != offset_ccw) + case PIPE_FACE_NONE: + if (fill_front != fill_back || offset_front != offset_back) { /* Always need the draw module to work out different * front/back fill modes: @@ -149,8 +150,8 @@ svga_create_rasterizer_state(struct pipe_context *pipe, rast->need_pipeline |= SVGA_PIPELINE_FLAG_TRIS; } else { - offset = offset_ccw; - fill = fill_ccw; + offset = offset_front; + fill = fill_front; } break; @@ -167,7 +168,7 @@ svga_create_rasterizer_state(struct pipe_context *pipe, (templ->flatshade || templ->light_twoside || offset || - templ->cull_mode != PIPE_WINDING_NONE)) + templ->cull_face != PIPE_FACE_NONE)) { fill = PIPE_POLYGON_MODE_FILL; rast->need_pipeline |= SVGA_PIPELINE_FLAG_TRIS; |