[g3dvl] add skeleton and incomplete idct

1 files changed, 90 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/vl/vl_idct.h b/src/gallium/auxiliary/vl/vl_idct.h
new file mode 100644
index 00000000000..02a3250399f
--- /dev/null
+++ b/src/gallium/auxiliary/vl/vl_idct.h
@@ -0,0 +1,90 @@
+/**************************************************************************
+ *
+ * Copyright 2010 Christian König
+ * 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 vl_idct_h
+#define vl_idct_h
+
+#include <pipe/p_state.h>
+
+struct vl_idct
+{
+   struct pipe_context *pipe;
+
+   struct pipe_viewport_state viewport;
+   struct pipe_resource *vs_const_buf;
+   struct pipe_framebuffer_state fb_state;
+
+   struct pipe_resource *destination;
+
+   void *vertex_elems_state;
+
+   union
+   {
+      void *all[4];
+      struct {
+         void *matrix, *transpose;
+         void *source, *intermediate;
+      } individual;
+   } samplers;
+
+   union
+   {
+      struct pipe_sampler_view *all[4];
+      struct {
+         struct pipe_sampler_view *matrix, *transpose;
+         struct pipe_sampler_view *source, *intermediate;
+      } individual;
+   } sampler_views;
+
+   void *vs;
+   void *transpose_fs, *matrix_fs;
+
+   union
+   {
+      struct pipe_resource *all[4];
+      struct {
+         struct pipe_resource *matrix, *transpose;
+         struct pipe_resource *source, *intermediate;
+      } individual;
+   } textures;
+
+   struct pipe_vertex_buffer quad;
+   struct pipe_vertex_buffer pos;
+
+   struct pipe_transfer *tex_transfer;
+   short *texels;
+};
+
+bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_resource *dst);
+
+void vl_idct_cleanup(struct vl_idct *idct);
+
+void vl_idct_add_block(struct vl_idct *idct, unsigned x, unsigned y, short *block);
+
+void vl_idct_flush(struct vl_idct *idct);
+
+#endif