From 084580fa43320b1a0878b572c6804aa5a40b2f9d Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Sat, 8 May 2010 22:20:39 +0200 Subject: [PATCH] r300g: follow pipe_rasterizer_state::point_size_per_vertex --- src/gallium/drivers/r300/r300_state.c | 19 +++++++++++++++---- 1 file 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) | -- 2.30.2