diff options
Diffstat (limited to 'src/gallium/drivers/nv30/nv30_state_stipple.c')
| -rw-r--r-- | src/gallium/drivers/nv30/nv30_state_stipple.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv30/nv30_state_stipple.c b/src/gallium/drivers/nv30/nv30_state_stipple.c new file mode 100644 index 0000000000..d0c791ac08 --- /dev/null +++ b/src/gallium/drivers/nv30/nv30_state_stipple.c @@ -0,0 +1,40 @@ +#include "nv30_context.h" + +static boolean +nv30_state_stipple_validate(struct nv30_context *nv30) +{ + struct pipe_rasterizer_state *rast = &nv30->rasterizer->pipe; + struct nouveau_grobj *rankine = nv30->screen->rankine; + struct nouveau_stateobj *so; + + if (nv30->state.hw[NV30_STATE_STIPPLE] && + (rast->poly_stipple_enable == 0 && nv30->state.stipple_enabled == 0)) + return FALSE; + + if (rast->poly_stipple_enable) { + unsigned i; + + so = so_new(35, 0); + so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_ENABLE, 1); + so_data (so, 1); + so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_PATTERN(0), 32); + for (i = 0; i < 32; i++) + so_data(so, nv30->stipple[i]); + } else { + so = so_new(2, 0); + so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_ENABLE, 1); + so_data (so, 0); + } + + so_ref(so, &nv30->state.hw[NV30_STATE_STIPPLE]); + so_ref(NULL, &so); + return TRUE; +} + +struct nv30_state_entry nv30_state_stipple = { + .validate = nv30_state_stipple_validate, + .dirty = { + .pipe = NV30_NEW_STIPPLE | NV30_NEW_RAST, + .hw = NV30_STATE_STIPPLE, + } +}; |