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-rw-r--r--src/gallium/drivers/r300/r300_state.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 5a65f0ccfbd..1344415861c 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -744,10 +744,21 @@ static void* r300_create_rs_state(struct pipe_context* pipe,
(pack_float_16_6x(state->point_size) << R300_POINTSIZE_X_SHIFT);
/* Point size clamping. */
- psiz = pipe->screen->get_paramf(pipe->screen,
- PIPE_CAP_MAX_POINT_WIDTH);
- rs->point_minmax =
- (pack_float_16_6x(psiz)) << R300_GA_POINT_MINMAX_MAX_SHIFT;
+ if (state->point_size_per_vertex) {
+ /* Per-vertex point size.
+ * Clamp to [0, max FB size] */
+ psiz = pipe->screen->get_paramf(pipe->screen,
+ PIPE_CAP_MAX_POINT_WIDTH);
+ rs->point_minmax =
+ pack_float_16_6x(psiz) << R300_GA_POINT_MINMAX_MAX_SHIFT;
+ } else {
+ /* We cannot disable the point-size vertex output,
+ * so clamp it. */
+ psiz = state->point_size;
+ rs->point_minmax =
+ (pack_float_16_6x(psiz) << R300_GA_POINT_MINMAX_MIN_SHIFT) |
+ (pack_float_16_6x(psiz) << R300_GA_POINT_MINMAX_MAX_SHIFT);
+ }
/* Line control. */
rs->line_control = pack_float_16_6x(state->line_width) |