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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* 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 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 TUNGSTEN GRAPHICS AND/OR ITS 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.
*
**************************************************************************/
#include "pipe/p_util.h"
#include "cell_context.h"
#include "cell_state.h"
#include "cell_state_emit.h"
#include "cell_batch.h"
#include "cell_texture.h"
static void
emit_state_cmd(struct cell_context *cell, uint cmd,
const void *state, uint state_size)
{
uint64_t *dst = (uint64_t *)
cell_batch_alloc(cell, ROUNDUP8(sizeof(uint64_t) + state_size));
*dst = cmd;
memcpy(dst + 1, state, state_size);
}
void
cell_emit_state(struct cell_context *cell)
{
if (cell->dirty & CELL_NEW_FRAMEBUFFER) {
struct pipe_surface *cbuf = cell->framebuffer.cbufs[0];
struct pipe_surface *zbuf = cell->framebuffer.zsbuf;
struct cell_command_framebuffer *fb
= cell_batch_alloc(cell, sizeof(*fb));
fb->opcode = CELL_CMD_STATE_FRAMEBUFFER;
fb->color_start = cell->cbuf_map[0];
fb->color_format = cbuf->format;
fb->depth_start = cell->zsbuf_map;
fb->depth_format = zbuf ? zbuf->format : PIPE_FORMAT_NONE;
fb->width = cell->framebuffer.cbufs[0]->width;
fb->height = cell->framebuffer.cbufs[0]->height;
}
if (cell->dirty & CELL_NEW_BLEND) {
emit_state_cmd(cell, CELL_CMD_STATE_BLEND,
cell->blend,
sizeof(struct pipe_blend_state));
}
if (cell->dirty & CELL_NEW_DEPTH_STENCIL) {
emit_state_cmd(cell, CELL_CMD_STATE_DEPTH_STENCIL,
cell->depth_stencil,
sizeof(struct pipe_depth_stencil_alpha_state));
}
if (cell->dirty & CELL_NEW_SAMPLER) {
emit_state_cmd(cell, CELL_CMD_STATE_SAMPLER,
cell->sampler[0], sizeof(struct pipe_sampler_state));
}
if (cell->dirty & CELL_NEW_TEXTURE) {
struct cell_command_texture texture;
if (cell->texture[0]) {
texture.start = cell->texture[0]->tiled_data;
texture.width = cell->texture[0]->base.width[0];
texture.height = cell->texture[0]->base.height[0];
}
else {
texture.start = NULL;
texture.width = 0;
texture.height = 0;
}
emit_state_cmd(cell, CELL_CMD_STATE_TEXTURE,
&texture, sizeof(struct cell_command_texture));
}
if (cell->dirty & CELL_NEW_VERTEX_INFO) {
emit_state_cmd(cell, CELL_CMD_STATE_VERTEX_INFO,
&cell->vertex_info, sizeof(struct vertex_info));
}
}
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