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gen7: Add support for base vertex/instance

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This commit is contained in:
Jason Ekstrand 2016-01-26 12:09:33 -08:00
parent 4bf3cadb66
commit 42cd994177
1 changed files with 51 additions and 0 deletions
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51
src/vulkan/gen7_cmd_buffer.c
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@ -519,6 +519,41 @@ cmd_buffer_flush_state(struct anv_cmd_buffer *cmd_buffer)
cmd_buffer->state.dirty = 0;
}
static void
emit_base_vertex_instance_bo(struct anv_cmd_buffer *cmd_buffer,
struct anv_bo *bo, uint32_t offset)
{
uint32_t *p = anv_batch_emitn(&cmd_buffer->batch, 5,
GENX(3DSTATE_VERTEX_BUFFERS));
GENX(VERTEX_BUFFER_STATE_pack)(&cmd_buffer->batch, p + 1,
&(struct GENX(VERTEX_BUFFER_STATE)) {
.VertexBufferIndex = 32, /* Reserved for this */
.VertexBufferMemoryObjectControlState = GENX(MOCS),
.AddressModifyEnable = true,
.BufferPitch = 0,
.BufferStartingAddress = { bo, offset },
.EndAddress = { bo, offset + 8 },
});
}
static void
emit_base_vertex_instance(struct anv_cmd_buffer *cmd_buffer,
uint32_t base_vertex, uint32_t base_instance)
{
struct anv_state id_state =
anv_cmd_buffer_alloc_dynamic_state(cmd_buffer, 8, 4);
((uint32_t *)id_state.map)[0] = base_vertex;
((uint32_t *)id_state.map)[0] = base_instance;
if (!cmd_buffer->device->info.has_llc)
anv_state_clflush(id_state);
emit_base_vertex_instance_bo(cmd_buffer,
&cmd_buffer->device->dynamic_state_block_pool.bo, id_state.offset);
}
void genX(CmdDraw)(
VkCommandBuffer commandBuffer,
uint32_t vertexCount,
@ -531,6 +566,10 @@ void genX(CmdDraw)(
cmd_buffer_flush_state(cmd_buffer);
if (cmd_buffer->state.pipeline->vs_prog_data.uses_basevertex ||
cmd_buffer->state.pipeline->vs_prog_data.uses_baseinstance)
emit_base_vertex_instance(cmd_buffer, firstVertex, firstInstance);
anv_batch_emit(&cmd_buffer->batch, GEN7_3DPRIMITIVE,
.VertexAccessType = SEQUENTIAL,
.PrimitiveTopologyType = pipeline->topology,
@ -554,6 +593,10 @@ void genX(CmdDrawIndexed)(
cmd_buffer_flush_state(cmd_buffer);
if (cmd_buffer->state.pipeline->vs_prog_data.uses_basevertex ||
cmd_buffer->state.pipeline->vs_prog_data.uses_baseinstance)
emit_base_vertex_instance(cmd_buffer, vertexOffset, firstInstance);
anv_batch_emit(&cmd_buffer->batch, GEN7_3DPRIMITIVE,
.VertexAccessType = RANDOM,
.PrimitiveTopologyType = pipeline->topology,
@ -604,6 +647,10 @@ void genX(CmdDrawIndirect)(
cmd_buffer_flush_state(cmd_buffer);
if (cmd_buffer->state.pipeline->vs_prog_data.uses_basevertex ||
cmd_buffer->state.pipeline->vs_prog_data.uses_baseinstance)
emit_base_vertex_instance_bo(cmd_buffer, bo, bo_offset + 8);
gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_VERTEX_COUNT, bo, bo_offset);
gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_INSTANCE_COUNT, bo, bo_offset + 4);
gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_VERTEX, bo, bo_offset + 8);
@ -631,6 +678,10 @@ void genX(CmdDrawIndexedIndirect)(
cmd_buffer_flush_state(cmd_buffer);
if (cmd_buffer->state.pipeline->vs_prog_data.uses_basevertex ||
cmd_buffer->state.pipeline->vs_prog_data.uses_baseinstance)
emit_base_vertex_instance_bo(cmd_buffer, bo, bo_offset + 12);
gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_VERTEX_COUNT, bo, bo_offset);
gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_INSTANCE_COUNT, bo, bo_offset + 4);
gen7_batch_lrm(&cmd_buffer->batch, GEN7_3DPRIM_START_VERTEX, bo, bo_offset + 8);