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/*
* Copyright 2010 Red Hat Inc.
* 2010 Jerome Glisse
*
* 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: Dave Airlie <airlied@redhat.com>
* Jerome Glisse <jglisse@redhat.com>
*/
#include <util/u_memory.h>
#include <util/u_format.h>
#include <pipebuffer/pb_buffer.h>
#include "r600_pipe.h"
/* common state between evergreen and r600 */
void r600_bind_blend_state(struct pipe_context *ctx, void *state)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
struct r600_pipe_blend *blend = (struct r600_pipe_blend *)state;
struct r600_pipe_state *rstate;
if (state == NULL)
return;
rstate = &blend->rstate;
rctx->states[rstate->id] = rstate;
rctx->cb_target_mask = blend->cb_target_mask;
r600_context_pipe_state_set(&rctx->ctx, rstate);
}
void r600_bind_rs_state(struct pipe_context *ctx, void *state)
{
struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
if (state == NULL)
return;
rctx->flatshade = rs->flatshade;
rctx->sprite_coord_enable = rs->sprite_coord_enable;
rctx->rasterizer = rs;
rctx->states[rs->rstate.id] = &rs->rstate;
r600_context_pipe_state_set(&rctx->ctx, &rs->rstate);
}
void r600_delete_rs_state(struct pipe_context *ctx, void *state)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
if (rctx->rasterizer == rs) {
rctx->rasterizer = NULL;
}
if (rctx->states[rs->rstate.id] == &rs->rstate) {
rctx->states[rs->rstate.id] = NULL;
}
free(rs);
}
void r600_sampler_view_destroy(struct pipe_context *ctx,
struct pipe_sampler_view *state)
{
struct r600_pipe_sampler_view *resource = (struct r600_pipe_sampler_view *)state;
pipe_resource_reference(&state->texture, NULL);
FREE(resource);
}
void r600_bind_state(struct pipe_context *ctx, void *state)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
if (state == NULL)
return;
rctx->states[rstate->id] = rstate;
r600_context_pipe_state_set(&rctx->ctx, rstate);
}
void r600_delete_state(struct pipe_context *ctx, void *state)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
if (rctx->states[rstate->id] == rstate) {
rctx->states[rstate->id] = NULL;
}
for (int i = 0; i < rstate->nregs; i++) {
r600_bo_reference(rctx->radeon, &rstate->regs[i].bo, NULL);
}
free(rstate);
}
void r600_delete_vertex_element(struct pipe_context *ctx, void *state)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
FREE(state);
if (rctx->vertex_elements == state)
rctx->vertex_elements = NULL;
}
void r600_set_index_buffer(struct pipe_context *ctx,
const struct pipe_index_buffer *ib)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
if (ib) {
pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer));
} else {
pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer));
}
/* TODO make this more like a state */
}
void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
const struct pipe_vertex_buffer *buffers)
{
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
struct pipe_vertex_buffer *vbo;
unsigned max_index = (unsigned)-1;
for (int i = 0; i < rctx->nvertex_buffer; i++) {
pipe_resource_reference(&rctx->vertex_buffer[i].buffer, NULL);
}
memcpy(rctx->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count);
for (int i = 0; i < count; i++) {
vbo = (struct pipe_vertex_buffer*)&buffers[i];
rctx->vertex_buffer[i].buffer = NULL;
if (r600_buffer_is_user_buffer(buffers[i].buffer))
rctx->any_user_vbs = TRUE;
pipe_resource_reference(&rctx->vertex_buffer[i].buffer, buffers[i].buffer);
if (vbo->max_index == ~0) {
if (!vbo->stride)
vbo->max_index = 1;
else
vbo->max_index = (vbo->buffer->width0 - vbo->buffer_offset) / vbo->stride;
}
max_index = MIN2(vbo->max_index, max_index);
}
rctx->nvertex_buffer = count;
rctx->vb_max_index = max_index;
}
#define FORMAT_REPLACE(what, withwhat) \
case PIPE_FORMAT_##what: *format = PIPE_FORMAT_##withwhat; break
void *r600_create_vertex_elements(struct pipe_context *ctx,
unsigned count,
const struct pipe_vertex_element *elements)
{
struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
int i;
enum pipe_format *format;
assert(count < 32);
if (!v)
return NULL;
v->count = count;
memcpy(v->elements, elements, count * sizeof(struct pipe_vertex_element));
for (i = 0; i < count; i++) {
v->hw_format[i] = v->elements[i].src_format;
format = &v->hw_format[i];
switch (*format) {
FORMAT_REPLACE(R64_FLOAT, R32_FLOAT);
FORMAT_REPLACE(R64G64_FLOAT, R32G32_FLOAT);
FORMAT_REPLACE(R64G64B64_FLOAT, R32G32B32_FLOAT);
FORMAT_REPLACE(R64G64B64A64_FLOAT, R32G32B32A32_FLOAT);
default:;
}
v->incompatible_layout =
v->incompatible_layout ||
v->elements[i].src_format != v->hw_format[i] ||
v->elements[i].src_offset % 4 != 0;
v->hw_format_size[i] =
align(util_format_get_blocksize(v->hw_format[i]), 4);
}
return v;
}
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