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r300g: set minimum point size to 1.0 for non-sprite non-aa points

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This commit is contained in:
Marek Olšák
2012-01-27 20:45:33 +01:00
parent cb43954308
commit ac3a765589
1 changed files with 5 additions and 4 deletions
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src/gallium/drivers/r300/r300_state.c
+5 -4
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@@ -1017,7 +1017,6 @@ static void* r300_create_rs_state(struct pipe_context* pipe,
const struct pipe_rasterizer_state* state)
{
struct r300_rs_state* rs = CALLOC_STRUCT(r300_rs_state);
float psiz;
uint32_t vap_control_status; /* R300_VAP_CNTL_STATUS: 0x2140 */
uint32_t vap_clip_cntl; /* R300_VAP_CLIP_CNTL: 0x221C */
uint32_t point_size; /* R300_GA_POINT_SIZE: 0x421c */
@@ -1070,14 +1069,16 @@ static void* r300_create_rs_state(struct pipe_context* pipe,
if (state->point_size_per_vertex) {
/* Per-vertex point size.
* Clamp to [0, max FB size] */
psiz = pipe->screen->get_paramf(pipe->screen,
float min_psiz = util_get_min_point_size(state);
float max_psiz = pipe->screen->get_paramf(pipe->screen,
PIPE_CAPF_MAX_POINT_WIDTH);
point_minmax =
pack_float_16_6x(psiz) << R300_GA_POINT_MINMAX_MAX_SHIFT;
(pack_float_16_6x(min_psiz) << R300_GA_POINT_MINMAX_MIN_SHIFT) |
(pack_float_16_6x(max_psiz) << R300_GA_POINT_MINMAX_MAX_SHIFT);
} else {
/* We cannot disable the point-size vertex output,
* so clamp it. */
psiz = state->point_size;
float psiz = state->point_size;
point_minmax =
(pack_float_16_6x(psiz) << R300_GA_POINT_MINMAX_MIN_SHIFT) |
(pack_float_16_6x(psiz) << R300_GA_POINT_MINMAX_MAX_SHIFT);