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Diffstat (limited to 'src/gallium/drivers/nv30/nv30_state_stipple.c')
-rw-r--r--src/gallium/drivers/nv30/nv30_state_stipple.c39
1 files changed, 39 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..41b42813b4
--- /dev/null
+++ b/src/gallium/drivers/nv30/nv30_state_stipple.c
@@ -0,0 +1,39 @@
+#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]);
+ 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,
+ }
+};