1 files changed, 103 insertions, 0 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_state_emit.c b/src/gallium/drivers/cell/ppu/cell_state_emit.c
new file mode 100644
index 0000000000..5d2a786449
--- /dev/null
+++ b/src/gallium/drivers/cell/ppu/cell_state_emit.c
@@ -0,0 +1,103 @@
+/**************************************************************************
+ * 
+ * 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));
+   }
+}