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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 "radeon.h"
#include "r600_screen.h"
#include "r600_context.h"
#include "r600_resource.h"
#include "r600_state_inlines.h"
static int r600_draw_common(struct r600_draw *draw)
{
struct r600_context *rctx = r600_context(draw->ctx);
struct r600_screen *rscreen = rctx->screen;
/* FIXME vs_resource */
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(draw->ctx);
if (r)
return r;
switch (draw->index_size) {
case 2:
vgt_draw_initiator = S_0287F0_SOURCE_SELECT(V_0287F0_DI_SRC_SEL_DMA);
vgt_dma_index_type = 0;
break;
case 4:
vgt_draw_initiator = S_0287F0_SOURCE_SELECT(V_0287F0_DI_SRC_SEL_DMA);
vgt_dma_index_type = 1;
break;
case 0:
vgt_draw_initiator = S_0287F0_SOURCE_SELECT(V_0287F0_DI_SRC_SEL_AUTO_INDEX);
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;
radeon_draw_bind(&rctx->draw, &rctx->vs_shader->rstate[0]);
radeon_draw_bind(&rctx->draw, &rctx->ps_shader->rstate[0]);
for (i = 0 ; i < rctx->vs_nresource; i++) {
radeon_state_fini(&rctx->vs_resource[i]);
}
for (i = 0 ; i < rctx->vertex_elements->count; i++) {
vs_resource = &rctx->vs_resource[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;
format = r600_translate_colorformat(rctx->vertex_elements->elements[i].src_format);
rctx->vtbl->vs_resource(rctx, i, rbuffer, offset, vertex_buffer->stride, format);
radeon_draw_bind(&rctx->draw, vs_resource);
}
rctx->vs_nresource = rctx->vertex_elements->count;
/* FIXME start need to change winsys */
rctx->vtbl->vgt_init(draw, vgt_draw_initiator);
radeon_draw_bind(&rctx->draw, &draw->draw);
rctx->vtbl->vgt_prim(draw, prim, vgt_dma_index_type);
radeon_draw_bind(&rctx->draw, &draw->vgt);
r = radeon_ctx_set_draw(&rctx->ctx, &rctx->draw);
if (r == -EBUSY) {
r600_flush(draw->ctx, 0, NULL);
r = radeon_ctx_set_draw(&rctx->ctx, &rctx->draw);
}
radeon_state_fini(&draw->draw);
return r;
}
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;
int r;
assert(info->index_bias == 0);
memset(&draw, 0, sizeof(draw));
draw.ctx = ctx;
draw.mode = info->mode;
draw.start = info->start;
draw.count = info->count;
if (info->indexed && rctx->index_buffer.buffer) {
draw.min_index = info->min_index;
draw.max_index = info->max_index;
draw.index_size = rctx->index_buffer.index_size;
draw.index_buffer = rctx->index_buffer.buffer;
draw.index_buffer_offset = rctx->index_buffer.offset;
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;
draw.min_index = 0;
draw.max_index = 0xffffff;
draw.index_buffer_offset = 0;
}
r = r600_draw_common(&draw);
if (r)
fprintf(stderr,"draw common failed %d\n", r);
}
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