python: New state tracker which exposes the pipe driver to python scripts.

Still under development. Just barely works.

src/gallium/state_trackers/python/st_device.h

@@ -0,0 +1,83 @@
+/**************************************************************************
+ * 
+ * Copyright 2008 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.
+ * 
+ **************************************************************************/
+
+
+#ifndef ST_DEVICE_H_
+#define ST_DEVICE_H_
+
+
+#include "pipe/p_state.h"
+
+struct cso_context;
+struct pipe_screen;
+struct pipe_context;
+struct st_winsys; 
+
+
+struct st_context {
+   struct st_device *st_dev;
+   
+   struct pipe_context *pipe;
+   
+   struct cso_context *cso;
+   
+   struct pipe_shader_state vert_shader;
+   struct pipe_shader_state frag_shader;
+
+   void *vs;
+   void *fs;
+
+   struct pipe_texture *sampler_textures[PIPE_MAX_SAMPLERS];
+   struct pipe_vertex_buffer vertex_buffers[PIPE_MAX_ATTRIBS];
+   struct pipe_vertex_element vertex_elements[PIPE_MAX_ATTRIBS];
+};
+
+
+struct st_device {
+   const struct st_winsys *st_ws; 
+   
+   struct pipe_screen *screen;
+   
+   /* FIXME: we also need to refcount for textures and surfaces... */
+   unsigned refcount;
+};
+
+
+struct st_context *
+st_context_create(struct st_device *st_dev);
+
+void
+st_context_destroy(struct st_context *st_ctx);
+
+struct st_device *
+st_device_create(boolean hardware);
+
+void
+st_device_destroy(struct st_device *st_dev);
+
+
+#endif /* ST_DEVICE_H_ */