diff options
| -rw-r--r-- | src/gallium/drivers/svga/svga_draw_arrays.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/svga_draw_arrays.c b/src/gallium/drivers/svga/svga_draw_arrays.c index e4d776443c5..caf4b17de16 100644 --- a/src/gallium/drivers/svga/svga_draw_arrays.c +++ b/src/gallium/drivers/svga/svga_draw_arrays.c @@ -218,6 +218,20 @@ svga_hwtnl_draw_arrays(struct svga_hwtnl *hwtnl, * the hardware wants. */ api_pv = hwtnl->hw_pv; + + if (hwtnl->api_fillmode == PIPE_POLYGON_MODE_FILL) { + /* Do some simple primitive conversions to avoid index buffer + * generation below. Note that polygons and quads are not directly + * supported by the svga device. Also note, we can only do this + * for flat/constant-colored rendering because of provoking vertex. + */ + if (prim == PIPE_PRIM_POLYGON) { + prim = PIPE_PRIM_TRIANGLE_FAN; + } + else if (prim == PIPE_PRIM_QUADS && count == 4) { + prim = PIPE_PRIM_TRIANGLE_FAN; + } + } } if (hwtnl->api_fillmode != PIPE_POLYGON_MODE_FILL && |