diff options
author | Richard Li <[email protected]> | 2009-09-23 16:10:20 -0400 |
---|---|---|
committer | Richard Li <[email protected]> | 2009-09-23 16:16:11 -0400 |
commit | 8a2b0f6415654c03cd399e59b0946ab90dc44331 (patch) | |
tree | 1fd4a35ae33977a19baa09298b32592df5c70560 /src/mesa/drivers/dri/r600 | |
parent | fa0816b17cffed1b72f81ad6dd8e87d9800e6d45 (diff) |
r600 : add hw index buffer draw support.
Diffstat (limited to 'src/mesa/drivers/dri/r600')
-rw-r--r-- | src/mesa/drivers/dri/r600/r700_render.c | 73 |
1 files changed, 61 insertions, 12 deletions
diff --git a/src/mesa/drivers/dri/r600/r700_render.c b/src/mesa/drivers/dri/r600/r700_render.c index daa05f653dc..1f7a76e538c 100644 --- a/src/mesa/drivers/dri/r600/r700_render.c +++ b/src/mesa/drivers/dri/r600/r700_render.c @@ -262,6 +262,16 @@ static void r700RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim TNLcontext *tnl = TNL_CONTEXT(ctx); struct vertex_buffer *vb = &tnl->vb; + GLboolean bUseDrawIndex; + if( (NULL != context->ind_buf.bo) && (GL_TRUE != context->ind_buf.bHostIb) ) + { + bUseDrawIndex = GL_TRUE; + } + else + { + bUseDrawIndex = GL_FALSE; + } + type = r700PrimitiveType(prim); num_indices = r700NumVerts(end - start, prim); @@ -272,10 +282,20 @@ static void r700RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim if (type < 0 || num_indices <= 0) return; - total_emit = 3 /* VGT_PRIMITIVE_TYPE */ - + 2 /* VGT_INDEX_TYPE */ - + 2 /* NUM_INSTANCES */ + if(GL_TRUE == bUseDrawIndex) + { + total_emit = 3 /* VGT_PRIMITIVE_TYPE */ + + 2 /* VGT_INDEX_TYPE */ + + 2 /* NUM_INSTANCES */ + + 5+2; /* DRAW_INDEX */ + } + else + { + total_emit = 3 /* VGT_PRIMITIVE_TYPE */ + + 2 /* VGT_INDEX_TYPE */ + + 2 /* NUM_INSTANCES */ + num_indices + 3; /* DRAW_INDEX_IMMD */ + } BEGIN_BATCH_NO_AUTOSTATE(total_emit); // prim @@ -287,6 +307,15 @@ static void r700RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim // index type SETfield(vgt_index_type, DI_INDEX_SIZE_32_BIT, INDEX_TYPE_shift, INDEX_TYPE_mask); + + if(GL_TRUE == bUseDrawIndex) + { + if(GL_TRUE != context->ind_buf.is_32bit) + { + SETfield(vgt_index_type, DI_INDEX_SIZE_16_BIT, INDEX_TYPE_shift, INDEX_TYPE_mask); + } + } + R600_OUT_BATCH(CP_PACKET3(R600_IT_INDEX_TYPE, 0)); R600_OUT_BATCH(vgt_index_type); @@ -296,12 +325,36 @@ static void r700RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim // draw packet vgt_num_indices = num_indices; - SETfield(vgt_draw_initiator, DI_SRC_SEL_IMMEDIATE, SOURCE_SELECT_shift, SOURCE_SELECT_mask); + + if(GL_TRUE == bUseDrawIndex) + { + SETfield(vgt_draw_initiator, DI_SRC_SEL_DMA, SOURCE_SELECT_shift, SOURCE_SELECT_mask); + } + else + { + SETfield(vgt_draw_initiator, DI_SRC_SEL_IMMEDIATE, SOURCE_SELECT_shift, SOURCE_SELECT_mask); + } + SETfield(vgt_draw_initiator, DI_MAJOR_MODE_0, MAJOR_MODE_shift, MAJOR_MODE_mask); - R600_OUT_BATCH(CP_PACKET3(R600_IT_DRAW_INDEX_IMMD, (num_indices + 1))); - R600_OUT_BATCH(vgt_num_indices); - R600_OUT_BATCH(vgt_draw_initiator); + if(GL_TRUE == bUseDrawIndex) + { + R600_OUT_BATCH(CP_PACKET3(R600_IT_DRAW_INDEX, 3)); + R600_OUT_BATCH(context->ind_buf.bo_offset); + R600_OUT_BATCH(0); + R600_OUT_BATCH(vgt_num_indices); + R600_OUT_BATCH(vgt_draw_initiator); + R600_OUT_BATCH_RELOC(context->ind_buf.bo_offset, + context->ind_buf.bo, + context->ind_buf.bo_offset, + RADEON_GEM_DOMAIN_GTT, 0, 0); + } + else + { + R600_OUT_BATCH(CP_PACKET3(R600_IT_DRAW_INDEX_IMMD, (num_indices + 1))); + R600_OUT_BATCH(vgt_num_indices); + R600_OUT_BATCH(vgt_draw_initiator); + } if(NULL == context->ind_buf.bo) { @@ -340,10 +393,6 @@ static void r700RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim } } } - else - { - /* TODO : hw ib draw */ - } } END_BATCH(); @@ -899,7 +948,7 @@ static void r700SetupIndexBuffer(GLcontext *ctx, const struct _mesa_index_buffer return; } - context->ind_buf.bHostIb = GL_TRUE; + context->ind_buf.bHostIb = GL_FALSE; #if MESA_BIG_ENDIAN if (mesa_ind_buf->type == GL_UNSIGNED_INT) |