From acce4824ec284b2a9bfdc847d7d79b8064912db9 Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Mon, 14 Dec 2009 06:39:08 +0100 Subject: r300g: clamp vertex indices to [min,max] everywhere --- src/gallium/drivers/r300/r300_render.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'src/gallium/drivers/r300/r300_render.c') diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c index 35b335df6a..4b210f72db 100644 --- a/src/gallium/drivers/r300/r300_render.c +++ b/src/gallium/drivers/r300/r300_render.c @@ -82,8 +82,9 @@ static void r300_emit_draw_arrays(struct r300_context *r300, { CS_LOCALS(r300); - BEGIN_CS(4); - OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, count); + BEGIN_CS(6); + OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX, 0); + OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, count - 1); OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2, 0); OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (count << 16) | r300_translate_primitive(mode)); @@ -108,7 +109,8 @@ static void r300_emit_draw_elements(struct r300_context *r300, assert((start * indexSize) % 4 == 0); assert(offset_dwords == 0); - BEGIN_CS(10); + BEGIN_CS(12); + OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX, minIndex); OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, maxIndex); OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, 0); if (indexSize == 4) { -- cgit v1.2.3