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| author | marha <marha@users.sourceforge.net> | 2010-12-28 16:10:20 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2010-12-28 16:10:20 +0000 |
| commit | 807c6931fe683fd844ceec1b023232181e6aae03 (patch) | |
| tree | 1a131ed95fe2200d0ad33da8f7755a7ed2364adc /mesalib/src/mesa/state_tracker/st_program.h | |
| parent | 973099dda7e49e5abe29819a7124b3b1e7bd8b92 (diff) | |
| download | vcxsrv-807c6931fe683fd844ceec1b023232181e6aae03.tar.gz vcxsrv-807c6931fe683fd844ceec1b023232181e6aae03.tar.bz2 vcxsrv-807c6931fe683fd844ceec1b023232181e6aae03.zip | |
xserver and mesa git update 28-12-2010
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_program.h')
| -rw-r--r-- | mesalib/src/mesa/state_tracker/st_program.h | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_program.h b/mesalib/src/mesa/state_tracker/st_program.h new file mode 100644 index 000000000..a240d4ef4 --- /dev/null +++ b/mesalib/src/mesa/state_tracker/st_program.h @@ -0,0 +1,300 @@ +/**************************************************************************
+ *
+ * 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
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