From beb358809e30d8769f6d8e75b8edb9d564bd8fa4 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Fri, 4 Jan 2013 20:07:06 +0100 Subject: [PATCH] r300g/swtcl: use memcpy to emit indices --- src/gallium/drivers/r300/r300_render.c | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c index d79d2a06329..683fc03d523 100644 --- a/src/gallium/drivers/r300/r300_render.c +++ b/src/gallium/drivers/r300/r300_render.c @@ -978,6 +978,9 @@ static void r300_render_draw_arrays(struct vbuf_render* render, CS_LOCALS(r300); (void) i; (void) ptr; + assert(start == 0); + assert(count < (1 << 16)); + DBG(r300, DBG_DRAW, "r300: render_draw_arrays (count: %d)\n", count); if (!r300_prepare_for_rendering(r300, @@ -1002,7 +1005,7 @@ static void r300_render_draw_elements(struct vbuf_render* render, { struct r300_render* r300render = r300_render(render); struct r300_context* r300 = r300render->r300; - int i; + struct radeon_winsys_cs *cs = r300->cs; unsigned end_cs_dwords; unsigned max_index = (r300->vbo->size - r300->draw_vbo_offset) / (r300render->r300->vertex_info.size * 4) - 1; @@ -1025,25 +1028,23 @@ static void r300_render_draw_elements(struct vbuf_render* render, end_cs_dwords = r300_get_num_cs_end_dwords(r300); while (count) { - free_dwords = RADEON_MAX_CMDBUF_DWORDS - r300->cs->cdw; + free_dwords = + RADEON_MAX_CMDBUF_DWORDS - r300->cs->cdw - end_cs_dwords - 6; - short_count = MIN2(count, (free_dwords - end_cs_dwords - 6) * 2); + short_count = MIN2(count, free_dwords * 2); - BEGIN_CS(6 + (short_count+1)/2); + BEGIN_CS(6); OUT_CS_REG(R300_GA_COLOR_CONTROL, r300_provoking_vertex_fixes(r300, r300render->prim)); OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX, max_index); OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2, (short_count+1)/2); OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (short_count << 16) | r300render->hwprim); - for (i = 0; i < short_count-1; i += 2) { - OUT_CS(indices[i+1] << 16 | indices[i]); - } - if (short_count % 2) { - OUT_CS(indices[short_count-1]); - } END_CS; + memcpy(cs->buf+cs->cdw, indices, short_count * 2); + cs->cdw += (short_count + 1) / 2; + /* OK now subtract the emitted indices and see if we need to emit * another draw packet. */ indices += short_count; -- 2.30.2