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/*
* Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Jerome Glisse
* Corbin Simpson
*/
#include <stdio.h>
#include <errno.h>
#include <pipe/p_screen.h>
#include <util/u_format.h>
#include <util/u_math.h>
#include <util/u_inlines.h>
#include <util/u_memory.h>
#include "r600_screen.h"
#include "r600_context.h"
#include "r600_resource.h"
#include "r600d.h"
struct r600_draw {
struct pipe_context *ctx;
struct radeon_state *draw;
struct radeon_state *vgt;
unsigned mode;
unsigned start;
unsigned count;
unsigned index_size;
struct pipe_resource *index_buffer;
};
static int r600_draw_common(struct r600_draw *draw)
{
struct r600_context *rctx = r600_context(draw->ctx);
struct r600_screen *rscreen = rctx->screen;
struct radeon_state *vs_resource;
struct r600_resource *rbuffer;
unsigned i, j, offset, format, prim;
u32 vgt_dma_index_type, vgt_draw_initiator;
struct pipe_vertex_buffer *vertex_buffer;
int r;
r = r600_context_hw_states(rctx);
if (r)
return r;
switch (draw->index_size) {
case 2:
vgt_draw_initiator = 0;
vgt_dma_index_type = 0;
break;
case 4:
vgt_draw_initiator = 0;
vgt_dma_index_type = 1;
break;
case 0:
vgt_draw_initiator = 2;
vgt_dma_index_type = 0;
break;
default:
fprintf(stderr, "%s %d unsupported index size %d\n", __func__, __LINE__, draw->index_size);
return -EINVAL;
}
r = r600_conv_pipe_prim(draw->mode, &prim);
if (r)
return r;
/* rebuild vertex shader if input format changed */
r = r600_pipe_shader_update(draw->ctx, rctx->vs_shader);
if (r)
return r;
r = r600_pipe_shader_update(draw->ctx, rctx->ps_shader);
if (r)
return r;
r = radeon_draw_set(rctx->draw, rctx->vs_shader->rstate);
if (r)
return r;
r = radeon_draw_set(rctx->draw, rctx->ps_shader->rstate);
if (r)
return r;
for (i = 0 ; i < rctx->vertex_elements->count; i++) {
j = rctx->vertex_elements->elements[i].vertex_buffer_index;
vertex_buffer = &rctx->vertex_buffer[j];
rbuffer = (struct r600_resource*)vertex_buffer->buffer;
offset = rctx->vertex_elements->elements[i].src_offset + vertex_buffer->buffer_offset;
r = r600_conv_pipe_format(rctx->vertex_elements->elements[i].src_format, &format);
if (r)
return r;
vs_resource = radeon_state(rscreen->rw, R600_VS_RESOURCE_TYPE, R600_VS_RESOURCE + i);
if (vs_resource == NULL)
return -ENOMEM;
vs_resource->bo[0] = radeon_bo_incref(rscreen->rw, rbuffer->bo);
vs_resource->nbo = 1;
vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD0] = offset;
vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD1] = rbuffer->bo->size - offset;
vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD2] = S_038008_STRIDE(vertex_buffer->stride) |
S_038008_DATA_FORMAT(format);
vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD3] = 0x00000000;
vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD4] = 0x00000000;
vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD5] = 0x00000000;
vs_resource->states[R600_PS_RESOURCE__RESOURCE0_WORD6] = 0xC0000000;
vs_resource->placement[0] = RADEON_GEM_DOMAIN_GTT;
vs_resource->placement[1] = RADEON_GEM_DOMAIN_GTT;
r = radeon_draw_set_new(rctx->draw, vs_resource);
if (r)
return r;
}
#if 0
/* setup texture sampler & resource */
for (i = 0 ; i < rctx->ps_nsampler; i++) {
r = radeon_draw_set_new(rctx->draw, rctx->ps_sampler[i]->rstate);
if (r)
return r;
}
for (i = 0 ; i < rctx->ps_nsampler_view; i++) {
r = radeon_draw_set_new(rctx->draw, rctx->ps_sampler_view[i]->rstate);
if (r)
return r;
}
#endif
/* FIXME start need to change winsys */
draw->draw = radeon_state(rscreen->rw, R600_DRAW_TYPE, R600_DRAW);
if (draw->draw == NULL)
return -ENOMEM;
draw->draw->states[R600_DRAW__VGT_NUM_INDICES] = draw->count;
draw->draw->states[R600_DRAW__VGT_DRAW_INITIATOR] = vgt_draw_initiator;
if (draw->index_buffer) {
rbuffer = (struct r600_buffer*)draw->index_buffer;
draw->draw->bo[0] = radeon_bo_incref(rscreen->rw, rbuffer->bo);
draw->draw->placement[0] = RADEON_GEM_DOMAIN_GTT;
draw->draw->placement[1] = RADEON_GEM_DOMAIN_GTT;
draw->draw->nbo = 1;
}
r = radeon_draw_set_new(rctx->draw, draw->draw);
if (r)
return r;
draw->vgt = radeon_state(rscreen->rw, R600_VGT_TYPE, R600_VGT);
if (draw->vgt == NULL)
return -ENOMEM;
draw->vgt->states[R600_VGT__VGT_PRIMITIVE_TYPE] = prim;
draw->vgt->states[R600_VGT__VGT_MAX_VTX_INDX] = 0x00FFFFFF;
draw->vgt->states[R600_VGT__VGT_MIN_VTX_INDX] = 0x00000000;
draw->vgt->states[R600_VGT__VGT_INDX_OFFSET] = draw->start;
draw->vgt->states[R600_VGT__VGT_MULTI_PRIM_IB_RESET_INDX] = 0x00000000;
draw->vgt->states[R600_VGT__VGT_DMA_INDEX_TYPE] = vgt_dma_index_type;
draw->vgt->states[R600_VGT__VGT_PRIMITIVEID_EN] = 0x00000000;
draw->vgt->states[R600_VGT__VGT_DMA_NUM_INSTANCES] = 0x00000001;
draw->vgt->states[R600_VGT__VGT_MULTI_PRIM_IB_RESET_EN] = 0x00000000;
draw->vgt->states[R600_VGT__VGT_INSTANCE_STEP_RATE_0] = 0x00000000;
draw->vgt->states[R600_VGT__VGT_INSTANCE_STEP_RATE_1] = 0x00000000;
r = radeon_draw_set_new(rctx->draw, draw->vgt);
if (r)
return r;
/* FIXME */
r = radeon_ctx_set_draw_new(rctx->ctx, rctx->draw);
if (r)
return r;
rctx->draw = radeon_draw_duplicate(rctx->draw);
return 0;
}
void r600_draw_range_elements(struct pipe_context *ctx,
struct pipe_resource *index_buffer,
unsigned index_size, int index_bias, unsigned min_index,
unsigned max_index, unsigned mode,
unsigned start, unsigned count)
{
struct r600_draw draw;
assert(index_bias == 0);
draw.ctx = ctx;
draw.mode = mode;
draw.start = start;
draw.count = count;
draw.index_size = index_size;
draw.index_buffer = index_buffer;
printf("index_size %d min %d max %d start %d count %d\n", index_size, min_index, max_index, start, count);
r600_draw_common(&draw);
}
void r600_draw_elements(struct pipe_context *ctx,
struct pipe_resource *index_buffer,
unsigned index_size, int index_bias, unsigned mode,
unsigned start, unsigned count)
{
struct r600_draw draw;
assert(index_bias == 0);
draw.ctx = ctx;
draw.mode = mode;
draw.start = start;
draw.count = count;
draw.index_size = index_size;
draw.index_buffer = index_buffer;
r600_draw_common(&draw);
}
void r600_draw_arrays(struct pipe_context *ctx, unsigned mode,
unsigned start, unsigned count)
{
struct r600_draw draw;
draw.ctx = ctx;
draw.mode = mode;
draw.start = start;
draw.count = count;
draw.index_size = 0;
draw.index_buffer = NULL;
r600_draw_common(&draw);
}
void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
{
struct r600_context *rctx = r600_context(ctx);
struct r600_draw draw;
assert(info->index_bias == 0);
draw.ctx = ctx;
draw.mode = info->mode;
draw.start = info->start;
draw.count = info->count;
if (info->indexed && rctx->index_buffer.buffer) {
draw.index_size = rctx->index_buffer.index_size;
draw.index_buffer = rctx->index_buffer.buffer;
assert(rctx->index_buffer.offset %
rctx->index_buffer.index_size == 0);
draw.start += rctx->index_buffer.offset /
rctx->index_buffer.index_size;
}
else {
draw.index_size = 0;
draw.index_buffer = NULL;
}
r600_draw_common(&draw);
}
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