1 files changed, 190 insertions, 0 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_state_shader.c b/src/gallium/drivers/cell/ppu/cell_state_shader.c
new file mode 100644
index 0000000000..86bcad05e9
--- /dev/null
+++ b/src/gallium/drivers/cell/ppu/cell_state_shader.c
@@ -0,0 +1,190 @@
+/**************************************************************************
+ * 
+ * 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_defines.h"
+#include "util/u_memory.h"
+#include "pipe/p_inlines.h"
+#include "pipe/p_winsys.h"
+#include "draw/draw_context.h"
+#include "tgsi/tgsi_parse.h"
+
+#include "cell_context.h"
+#include "cell_state.h"
+
+
+
+/** cast wrapper */
+static INLINE struct cell_fragment_shader_state *
+cell_fragment_shader_state(void *shader)
+{
+   return (struct cell_fragment_shader_state *) shader;
+}
+
+
+/** cast wrapper */
+static INLINE struct cell_vertex_shader_state *
+cell_vertex_shader_state(void *shader)
+{
+   return (struct cell_vertex_shader_state *) shader;
+}
+
+
+
+static void *
+cell_create_fs_state(struct pipe_context *pipe,
+                     const struct pipe_shader_state *templ)
+{
+   /*struct cell_context *cell = cell_context(pipe);*/
+   struct cell_fragment_shader_state *cfs;
+
+   cfs = CALLOC_STRUCT(cell_fragment_shader_state);
+   if (!cfs)
+      return NULL;
+
+   cfs->shader.tokens = tgsi_dup_tokens(templ->tokens);
+   if (!cfs->shader.tokens) {
+      FREE(cfs);
+      return NULL;
+   }
+
+   tgsi_scan_shader(templ->tokens, &cfs->info);
+
+   return cfs;
+}
+
+
+static void
+cell_bind_fs_state(struct pipe_context *pipe, void *fs)
+{
+   struct cell_context *cell = cell_context(pipe);
+
+   cell->fs = cell_fragment_shader_state(fs);
+
+   cell->dirty |= CELL_NEW_FS;
+}
+
+
+static void
+cell_delete_fs_state(struct pipe_context *pipe, void *fs)
+{
+   struct cell_fragment_shader_state *cfs = cell_fragment_shader_state(fs);
+
+   FREE((void *) cfs->shader.tokens);
+   FREE(cfs);
+}
+
+
+static void *
+cell_create_vs_state(struct pipe_context *pipe,
+                     const struct pipe_shader_state *templ)
+{
+   struct cell_context *cell = cell_context(pipe);
+   struct cell_vertex_shader_state *cvs;
+
+   cvs = CALLOC_STRUCT(cell_vertex_shader_state);
+   if (!cvs)
+      return NULL;
+
+   cvs->shader.tokens = tgsi_dup_tokens(templ->tokens);
+   if (!cvs->shader.tokens) {
+      FREE(cvs);
+      return NULL;
+   }
+
+   tgsi_scan_shader(templ->tokens, &cvs->info);
+
+   cvs->draw_data = draw_create_vertex_shader(cell->draw, &cvs->shader);
+   if (cvs->draw_data == NULL) {
+      FREE( (void *) cvs->shader.tokens );
+      FREE( cvs );
+      return NULL;
+   }
+
+   return cvs;
+}
+
+
+static void
+cell_bind_vs_state(struct pipe_context *pipe, void *vs)
+{
+   struct cell_context *cell = cell_context(pipe);
+
+   cell->vs = cell_vertex_shader_state(vs);
+
+   draw_bind_vertex_shader(cell->draw,
+                           (cell->vs ? cell->vs->draw_data : NULL));
+
+   cell->dirty |= CELL_NEW_VS;
+}
+
+
+static void
+cell_delete_vs_state(struct pipe_context *pipe, void *vs)
+{
+   struct cell_context *cell = cell_context(pipe);
+   struct cell_vertex_shader_state *cvs = cell_vertex_shader_state(vs);
+
+   draw_delete_vertex_shader(cell->draw, cvs->draw_data);
+   FREE( (void *) cvs->shader.tokens );
+   FREE( cvs );
+}
+
+
+static void
+cell_set_constant_buffer(struct pipe_context *pipe,
+                         uint shader, uint index,
+                         const struct pipe_constant_buffer *buf)
+{
+   struct cell_context *cell = cell_context(pipe);
+   struct pipe_winsys *ws = pipe->winsys;
+
+   assert(shader < PIPE_SHADER_TYPES);
+   assert(index == 0);
+
+   /* note: reference counting */
+   pipe_buffer_reference(ws,
+                        &cell->constants[shader].buffer,
+                        buf->buffer);
+   cell->constants[shader].size = buf->size;
+
+   cell->dirty |= CELL_NEW_CONSTANTS;
+}
+
+
+void
+cell_init_shader_functions(struct cell_context *cell)
+{
+   cell->pipe.create_fs_state = cell_create_fs_state;
+   cell->pipe.bind_fs_state   = cell_bind_fs_state;
+   cell->pipe.delete_fs_state = cell_delete_fs_state;
+
+   cell->pipe.create_vs_state = cell_create_vs_state;
+   cell->pipe.bind_vs_state   = cell_bind_vs_state;
+   cell->pipe.delete_vs_state = cell_delete_vs_state;
+
+   cell->pipe.set_constant_buffer = cell_set_constant_buffer;
+}