mesa pixman git update 5 aug 2011

1 files changed, 327 insertions, 300 deletions

diff --git a/mesalib/src/mesa/state_tracker/st_program.h b/mesalib/src/mesa/state_tracker/st_program.h
index a240d4ef4..67723de6d 100644
--- a/mesalib/src/mesa/state_tracker/st_program.h
+++ b/mesalib/src/mesa/state_tracker/st_program.h
@@ -1,300 +1,327 @@
-/**************************************************************************

- * 

- * Copyright 2003 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.

- * 

- **************************************************************************/

-

- /*

-  * Authors:

-  *   Keith Whitwell <keith@tungstengraphics.com>

-  */

-    

-

-#ifndef ST_PROGRAM_H

-#define ST_PROGRAM_H

-

-#include "main/mtypes.h"

-#include "program/program.h"

-#include "pipe/p_state.h"

-#include "st_context.h"

-

-

-/** Fragment program variant key */

-struct st_fp_variant_key

-{

-   struct st_context *st;         /**< variants are per-context */

-

-   /** for glBitmap */

-   GLuint bitmap:1;               /**< glBitmap variant? */

-

-   /** for glDrawPixels */

-   GLuint drawpixels:1;           /**< glDrawPixels variant */

-   GLuint scaleAndBias:1;         /**< glDrawPixels w/ scale and/or bias? */

-   GLuint pixelMaps:1;            /**< glDrawPixels w/ pixel lookup map? */

-   GLuint drawpixels_z:1;         /**< glDrawPixels(GL_DEPTH) */

-   GLuint drawpixels_stencil:1;   /**< glDrawPixels(GL_STENCIL) */

-};

-

-

-/**

- * Variant of a fragment program.

- */

-struct st_fp_variant

-{

-   /** Parameters which generated this version of fragment program */

-   struct st_fp_variant_key key;

-

-   /** Driver's compiled shader */

-   void *driver_shader;

-

-   /** For glBitmap variants */

-   struct gl_program_parameter_list *parameters;

-   uint bitmap_sampler;

-

-   /** next in linked list */

-   struct st_fp_variant *next;

-};

-

-

-/**

- * Derived from Mesa gl_fragment_program:

- */

-struct st_fragment_program

-{

-   struct gl_fragment_program Base;

-

-   struct pipe_shader_state tgsi;

-

-   struct st_fp_variant *variants;

-};

-

-

-

-/** Vertex program variant key */

-struct st_vp_variant_key

-{

-   struct st_context *st;          /**< variants are per-context */

-   boolean passthrough_edgeflags;

-};

-

-

-/**

- * This represents a vertex program, especially translated to match

- * the inputs of a particular fragment shader.

- */

-struct st_vp_variant

-{

-   /* Parameters which generated this translated version of a vertex

-    * shader:

-    */

-   struct st_vp_variant_key key;

-

-   /**

-    * TGSI tokens (to later generate a 'draw' module shader for

-    * selection/feedback/rasterpos)

-    */

-   struct pipe_shader_state tgsi;

-

-   /** Driver's compiled shader */

-   void *driver_shader;

-

-   /** For using our private draw module (glRasterPos) */

-   struct draw_vertex_shader *draw_shader;

-

-   /** Next in linked list */

-   struct st_vp_variant *next;  

-

-   /** similar to that in st_vertex_program, but with edgeflags info too */

-   GLuint num_inputs;

-};

-

-

-/**

- * Derived from Mesa gl_fragment_program:

- */

-struct st_vertex_program

-{

-   struct gl_vertex_program Base;  /**< The Mesa vertex program */

-

-   /** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */

-   GLuint input_to_index[VERT_ATTRIB_MAX];

-   /** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */

-   GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];

-   GLuint num_inputs;

-

-   /** Maps VERT_RESULT_x to slot */

-   GLuint result_to_output[VERT_RESULT_MAX];

-   ubyte output_semantic_name[VERT_RESULT_MAX];

-   ubyte output_semantic_index[VERT_RESULT_MAX];

-   GLuint num_outputs;

-

-   /** List of translated variants of this vertex program.

-    */

-   struct st_vp_variant *variants;

-};

-

-

-

-/** Geometry program variant key */

-struct st_gp_variant_key

-{

-   struct st_context *st;          /**< variants are per-context */

-   /* no other fields yet */

-};

-

-

-/**

- * Geometry program variant.

- */

-struct st_gp_variant

-{

-   /* Parameters which generated this translated version of a vertex */

-   struct st_gp_variant_key key;

-

-   void *driver_shader;

-

-   struct st_gp_variant *next;

-};

-

-

-/**

- * Derived from Mesa gl_geometry_program:

- */

-struct st_geometry_program

-{

-   struct gl_geometry_program Base;  /**< The Mesa geometry program */

-

-   /** map GP input back to VP output */

-   GLuint input_map[PIPE_MAX_SHADER_INPUTS];

-

-   /** maps a Mesa GEOM_ATTRIB_x to a packed TGSI input index */

-   GLuint input_to_index[GEOM_ATTRIB_MAX];

-   /** maps a TGSI input index back to a Mesa GEOM_ATTRIB_x */

-   GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];

-

-   GLuint num_inputs;

-

-   GLuint input_to_slot[GEOM_ATTRIB_MAX];  /**< Maps GEOM_ATTRIB_x to slot */

-   GLuint num_input_slots;

-

-   ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];

-   ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];

-

-   struct pipe_shader_state tgsi;

-

-   struct st_gp_variant *variants;

-};

-

-

-

-static INLINE struct st_fragment_program *

-st_fragment_program( struct gl_fragment_program *fp )

-{

-   return (struct st_fragment_program *)fp;

-}

-

-

-static INLINE struct st_vertex_program *

-st_vertex_program( struct gl_vertex_program *vp )

-{

-   return (struct st_vertex_program *)vp;

-}

-

-static INLINE struct st_geometry_program *

-st_geometry_program( struct gl_geometry_program *gp )

-{

-   return (struct st_geometry_program *)gp;

-}

-

-static INLINE void

-st_reference_vertprog(struct st_context *st,

-                      struct st_vertex_program **ptr,

-                      struct st_vertex_program *prog)

-{

-   _mesa_reference_program(st->ctx,

-                           (struct gl_program **) ptr,

-                           (struct gl_program *) prog);

-}

-

-static INLINE void

-st_reference_geomprog(struct st_context *st,

-                      struct st_geometry_program **ptr,

-                      struct st_geometry_program *prog)

-{

-   _mesa_reference_program(st->ctx,

-                           (struct gl_program **) ptr,

-                           (struct gl_program *) prog);

-}

-

-static INLINE void

-st_reference_fragprog(struct st_context *st,

-                      struct st_fragment_program **ptr,

-                      struct st_fragment_program *prog)

-{

-   _mesa_reference_program(st->ctx,

-                           (struct gl_program **) ptr,

-                           (struct gl_program *) prog);

-}

-

-

-extern struct st_vp_variant *

-st_get_vp_variant(struct st_context *st,

-                  struct st_vertex_program *stvp,

-                  const struct st_vp_variant_key *key);

-

-

-extern struct st_fp_variant *

-st_get_fp_variant(struct st_context *st,

-                  struct st_fragment_program *stfp,

-                  const struct st_fp_variant_key *key);

-

-

-extern struct st_gp_variant *

-st_get_gp_variant(struct st_context *st,

-                  struct st_geometry_program *stgp,

-                  const struct st_gp_variant_key *key);

-

-

-

-extern void

-st_release_vp_variants( struct st_context *st,

-                        struct st_vertex_program *stvp );

-

-extern void

-st_release_fp_variants( struct st_context *st,

-                        struct st_fragment_program *stfp );

-

-extern void

-st_release_gp_variants(struct st_context *st,

-                       struct st_geometry_program *stgp);

-

-

-extern void

-st_print_shaders(struct gl_context *ctx);

-

-extern void

-st_destroy_program_variants(struct st_context *st);

-

-

-#endif

+/**************************************************************************
+ * 
+ * Copyright 2003 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.
+ * 
+ **************************************************************************/
+
+ /*
+  * Authors:
+  *   Keith Whitwell <keith@tungstengraphics.com>
+  */
+    
+
+#ifndef ST_PROGRAM_H
+#define ST_PROGRAM_H
+
+#include "main/mtypes.h"
+#include "program/program.h"
+#include "pipe/p_state.h"
+#include "st_context.h"
+#include "st_glsl_to_tgsi.h"
+
+
+/** Fragment program variant key */
+struct st_fp_variant_key
+{
+   struct st_context *st;         /**< variants are per-context */
+
+   /** for glBitmap */
+   GLuint bitmap:1;               /**< glBitmap variant? */
+
+   /** for glDrawPixels */
+   GLuint drawpixels:1;           /**< glDrawPixels variant */
+   GLuint scaleAndBias:1;         /**< glDrawPixels w/ scale and/or bias? */
+   GLuint pixelMaps:1;            /**< glDrawPixels w/ pixel lookup map? */
+   GLuint drawpixels_z:1;         /**< glDrawPixels(GL_DEPTH) */
+   GLuint drawpixels_stencil:1;   /**< glDrawPixels(GL_STENCIL) */
+};
+
+
+/**
+ * Variant of a fragment program.
+ */
+struct st_fp_variant
+{
+   /** Parameters which generated this version of fragment program */
+   struct st_fp_variant_key key;
+
+   /** Driver's compiled shader */
+   void *driver_shader;
+
+   /** For glBitmap variants */
+   struct gl_program_parameter_list *parameters;
+   uint bitmap_sampler;
+
+   /** next in linked list */
+   struct st_fp_variant *next;
+};
+
+
+/**
+ * Derived from Mesa gl_fragment_program:
+ */
+struct st_fragment_program
+{
+   struct gl_fragment_program Base;
+   struct glsl_to_tgsi_visitor* glsl_to_tgsi;
+   
+   /** maps a Mesa FRAG_ATTRIB_x to a packed TGSI input index */
+   GLuint input_to_index[FRAG_ATTRIB_MAX];
+   /** maps a TGSI input index back to a Mesa FRAG_ATTRIB_x */
+   GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];
+   ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];
+   ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
+   GLuint num_inputs;
+   GLuint interp_mode[PIPE_MAX_SHADER_INPUTS];  /* XXX size? */
+
+   /** Maps FRAG_RESULT_x to slot */
+   GLuint result_to_output[FRAG_RESULT_MAX];
+   ubyte output_semantic_name[FRAG_RESULT_MAX];
+   ubyte output_semantic_index[FRAG_RESULT_MAX];
+   GLuint num_outputs;
+
+   struct pipe_shader_state tgsi;
+
+   struct st_fp_variant *variants;
+};
+
+
+
+/** Vertex program variant key */
+struct st_vp_variant_key
+{
+   struct st_context *st;          /**< variants are per-context */
+   boolean passthrough_edgeflags;
+};
+
+
+/**
+ * This represents a vertex program, especially translated to match
+ * the inputs of a particular fragment shader.
+ */
+struct st_vp_variant
+{
+   /* Parameters which generated this translated version of a vertex
+    * shader:
+    */
+   struct st_vp_variant_key key;
+
+   /**
+    * TGSI tokens (to later generate a 'draw' module shader for
+    * selection/feedback/rasterpos)
+    */
+   struct pipe_shader_state tgsi;
+
+   /** Driver's compiled shader */
+   void *driver_shader;
+
+   /** For using our private draw module (glRasterPos) */
+   struct draw_vertex_shader *draw_shader;
+
+   /** Next in linked list */
+   struct st_vp_variant *next;  
+
+   /** similar to that in st_vertex_program, but with edgeflags info too */
+   GLuint num_inputs;
+};
+
+
+/**
+ * Derived from Mesa gl_fragment_program:
+ */
+struct st_vertex_program
+{
+   struct gl_vertex_program Base;  /**< The Mesa vertex program */
+   struct glsl_to_tgsi_visitor* glsl_to_tgsi;
+
+   /** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */
+   GLuint input_to_index[VERT_ATTRIB_MAX];
+   /** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */
+   GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];
+   GLuint num_inputs;
+
+   /** Maps VERT_RESULT_x to slot */
+   GLuint result_to_output[VERT_RESULT_MAX];
+   ubyte output_semantic_name[VERT_RESULT_MAX];
+   ubyte output_semantic_index[VERT_RESULT_MAX];
+   GLuint num_outputs;
+
+   /** List of translated variants of this vertex program.
+    */
+   struct st_vp_variant *variants;
+};
+
+
+
+/** Geometry program variant key */
+struct st_gp_variant_key
+{
+   struct st_context *st;          /**< variants are per-context */
+   /* no other fields yet */
+};
+
+
+/**
+ * Geometry program variant.
+ */
+struct st_gp_variant
+{
+   /* Parameters which generated this translated version of a vertex */
+   struct st_gp_variant_key key;
+
+   void *driver_shader;
+
+   struct st_gp_variant *next;
+};
+
+
+/**
+ * Derived from Mesa gl_geometry_program:
+ */
+struct st_geometry_program
+{
+   struct gl_geometry_program Base;  /**< The Mesa geometry program */
+   struct glsl_to_tgsi_visitor* glsl_to_tgsi;
+
+   /** map GP input back to VP output */
+   GLuint input_map[PIPE_MAX_SHADER_INPUTS];
+
+   /** maps a Mesa GEOM_ATTRIB_x to a packed TGSI input index */
+   GLuint input_to_index[GEOM_ATTRIB_MAX];
+   /** maps a TGSI input index back to a Mesa GEOM_ATTRIB_x */
+   GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];
+
+   GLuint num_inputs;
+
+   GLuint input_to_slot[GEOM_ATTRIB_MAX];  /**< Maps GEOM_ATTRIB_x to slot */
+   GLuint num_input_slots;
+
+   ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];
+   ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
+
+   struct pipe_shader_state tgsi;
+
+   struct st_gp_variant *variants;
+};
+
+
+
+static INLINE struct st_fragment_program *
+st_fragment_program( struct gl_fragment_program *fp )
+{
+   return (struct st_fragment_program *)fp;
+}
+
+
+static INLINE struct st_vertex_program *
+st_vertex_program( struct gl_vertex_program *vp )
+{
+   return (struct st_vertex_program *)vp;
+}
+
+static INLINE struct st_geometry_program *
+st_geometry_program( struct gl_geometry_program *gp )
+{
+   return (struct st_geometry_program *)gp;
+}
+
+static INLINE void
+st_reference_vertprog(struct st_context *st,
+                      struct st_vertex_program **ptr,
+                      struct st_vertex_program *prog)
+{
+   _mesa_reference_program(st->ctx,
+                           (struct gl_program **) ptr,
+                           (struct gl_program *) prog);
+}
+
+static INLINE void
+st_reference_geomprog(struct st_context *st,
+                      struct st_geometry_program **ptr,
+                      struct st_geometry_program *prog)
+{
+   _mesa_reference_program(st->ctx,
+                           (struct gl_program **) ptr,
+                           (struct gl_program *) prog);
+}
+
+static INLINE void
+st_reference_fragprog(struct st_context *st,
+                      struct st_fragment_program **ptr,
+                      struct st_fragment_program *prog)
+{
+   _mesa_reference_program(st->ctx,
+                           (struct gl_program **) ptr,
+                           (struct gl_program *) prog);
+}
+
+
+extern struct st_vp_variant *
+st_get_vp_variant(struct st_context *st,
+                  struct st_vertex_program *stvp,
+                  const struct st_vp_variant_key *key);
+
+
+extern struct st_fp_variant *
+st_get_fp_variant(struct st_context *st,
+                  struct st_fragment_program *stfp,
+                  const struct st_fp_variant_key *key);
+
+
+extern struct st_gp_variant *
+st_get_gp_variant(struct st_context *st,
+                  struct st_geometry_program *stgp,
+                  const struct st_gp_variant_key *key);
+
+
+extern void
+st_prepare_vertex_program(struct gl_context *ctx,
+                          struct st_vertex_program *stvp);
+
+extern GLboolean
+st_prepare_fragment_program(struct gl_context *ctx,
+                            struct st_fragment_program *stfp);
+
+
+extern void
+st_release_vp_variants( struct st_context *st,
+                        struct st_vertex_program *stvp );
+
+extern void
+st_release_fp_variants( struct st_context *st,
+                        struct st_fragment_program *stfp );
+
+extern void
+st_release_gp_variants(struct st_context *st,
+                       struct st_geometry_program *stgp);
+
+
+extern void
+st_print_shaders(struct gl_context *ctx);
+
+extern void
+st_destroy_program_variants(struct st_context *st);
+
+
+#endif