diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_render.c')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_render.c | 58 |
1 files changed, 46 insertions, 12 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_render.c b/src/mesa/drivers/dri/r300/r300_render.c index 26953cd9d1..8e6b4967ef 100644 --- a/src/mesa/drivers/dri/r300/r300_render.c +++ b/src/mesa/drivers/dri/r300/r300_render.c @@ -64,6 +64,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. #include "swrast/swrast.h" #include "swrast_setup/swrast_setup.h" #include "vbo/vbo.h" +#include "vbo/vbo_split.h" #include "tnl/tnl.h" #include "tnl/t_vp_build.h" #include "radeon_reg.h" @@ -172,21 +173,24 @@ int r300NumVerts(r300ContextPtr rmesa, int num_verts, int prim) return num_verts - verts_off; } -static void r300FireEB(r300ContextPtr rmesa, int vertex_count, int type) +static void r300FireEB(r300ContextPtr rmesa, int vertex_count, int type, int offset) { BATCH_LOCALS(&rmesa->radeon); int size; - r300_emit_scissor(rmesa->radeon.glCtx); - + /* offset is in indices */ BEGIN_BATCH(10); OUT_BATCH_PACKET3(R300_PACKET3_3D_DRAW_INDX_2, 0); if (rmesa->ind_buf.is_32bit) { + /* convert to bytes */ + offset *= 4; size = vertex_count; OUT_BATCH(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (vertex_count << 16) | type | R300_VAP_VF_CNTL__INDEX_SIZE_32bit); } else { + /* convert to bytes */ + offset *= 2; size = (vertex_count + 1) >> 1; OUT_BATCH(R300_VAP_VF_CNTL__PRIM_WALK_INDICES | (vertex_count << 16) | type); @@ -196,13 +200,13 @@ static void r300FireEB(r300ContextPtr rmesa, int vertex_count, int type) OUT_BATCH_PACKET3(R300_PACKET3_INDX_BUFFER, 2); OUT_BATCH(R300_INDX_BUFFER_ONE_REG_WR | (0 << R300_INDX_BUFFER_SKIP_SHIFT) | (R300_VAP_PORT_IDX0 >> 2)); - OUT_BATCH_RELOC(0, rmesa->ind_buf.bo, rmesa->ind_buf.bo_offset, RADEON_GEM_DOMAIN_GTT, 0, 0); + OUT_BATCH_RELOC(0, rmesa->ind_buf.bo, rmesa->ind_buf.bo_offset + offset, RADEON_GEM_DOMAIN_GTT, 0, 0); OUT_BATCH(size); } else { OUT_BATCH_PACKET3(R300_PACKET3_INDX_BUFFER, 2); OUT_BATCH(R300_INDX_BUFFER_ONE_REG_WR | (0 << R300_INDX_BUFFER_SKIP_SHIFT) | (R300_VAP_PORT_IDX0 >> 2)); - OUT_BATCH(rmesa->ind_buf.bo_offset); + OUT_BATCH(rmesa->ind_buf.bo_offset + offset); OUT_BATCH(size); radeon_cs_write_reloc(rmesa->radeon.cmdbuf.cs, rmesa->ind_buf.bo, RADEON_GEM_DOMAIN_GTT, 0, 0); @@ -318,7 +322,7 @@ static void r300FireAOS(r300ContextPtr rmesa, int vertex_count, int type) { BATCH_LOCALS(&rmesa->radeon); - r300_emit_scissor(rmesa->radeon.glCtx); + r300_emit_scissor(rmesa->radeon.glCtx); BEGIN_BATCH(3); OUT_BATCH_PACKET3(R300_PACKET3_3D_DRAW_VBUF_2, 0); OUT_BATCH(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (vertex_count << 16) | type); @@ -337,11 +341,6 @@ void r300RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim) if (type < 0 || num_verts <= 0) return; - if (num_verts > 65535) { - WARN_ONCE("Can't handle more then 65535 vertices at once\n"); - return; - } - /* Make space for at least 128 dwords. * This is supposed to ensure that we can get all rendering * commands into a single command buffer. @@ -349,6 +348,15 @@ void r300RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim) rcommonEnsureCmdBufSpace(&rmesa->radeon, 128, __FUNCTION__); if (rmesa->ind_buf.bo) { + GLuint first, incr, offset = 0; + + if (!split_prim_inplace(prim & PRIM_MODE_MASK, &first, &incr) && + num_verts > 65500) { + WARN_ONCE("Fixme: can't handle spliting prim %d\n", prim); + return; + } + + r300EmitAOS(rmesa, rmesa->radeon.tcl.aos_count, 0); if (rmesa->radeon.radeonScreen->kernel_mm) { BEGIN_BATCH_NO_AUTOSTATE(2); @@ -356,8 +364,34 @@ void r300RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim) OUT_BATCH(rmesa->radeon.tcl.aos[0].count); END_BATCH(); } - r300FireEB(rmesa, num_verts, type); + + r300_emit_scissor(rmesa->radeon.glCtx); + while (num_verts > 0) { + int nr; + int align; + + nr = MIN2(num_verts, 65535); + nr -= (nr - first) % incr; + + /* get alignment for IB correct */ + if (nr != num_verts) { + do { + align = nr * (rmesa->ind_buf.is_32bit ? 4 : 2); + if (align % 4) + nr -= incr; + } while(align % 4); + } + r300FireEB(rmesa, nr, type, offset); + + num_verts -= nr; + offset += nr; + } + } else { + if (num_verts > 65535) { + WARN_ONCE("Fixme: can't handle more then 65535 vertices"); + return; + } r300EmitAOS(rmesa, rmesa->radeon.tcl.aos_count, start); r300FireAOS(rmesa, num_verts, type); } |