/**************************************************************************
*
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2003 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* 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
+ * IN NO EVENT SHALL VMWARE 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>
+ * Keith Whitwell <keithw@vmware.com>
*/
#include "program/program.h"
#include "pipe/p_state.h"
#include "st_context.h"
+#include "st_glsl_to_tgsi.h"
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ST_DOUBLE_ATTRIB_PLACEHOLDER 0xffffffff
+
+/** 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? */
+
+ /** for ARB_color_buffer_float */
+ GLuint clamp_color:1;
+
+ /** for ARB_sample_shading */
+ GLuint persample_shading:1;
+};
+
+
+/**
+ * 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 */
+ uint bitmap_sampler;
+
+ /** For glDrawPixels variants */
+ unsigned drawpix_sampler;
+ unsigned pixelmap_sampler;
+
+ /** next in linked list */
+ struct st_fp_variant *next;
+};
/**
struct st_fragment_program
{
struct gl_fragment_program Base;
- GLuint serialNo;
-
struct pipe_shader_state tgsi;
- void *driver_shader;
+ struct glsl_to_tgsi_visitor* glsl_to_tgsi;
- /** Program prefixed with glBitmap prologue */
- struct st_fragment_program *bitmap_program;
- uint bitmap_sampler;
+ struct st_fp_variant *variants;
};
-struct st_vp_varient_key
+/** Vertex program variant key */
+struct st_vp_variant_key
{
+ struct st_context *st; /**< variants are per-context */
boolean passthrough_edgeflags;
+
+ /** for ARB_color_buffer_float */
+ boolean clamp_color;
};
* This represents a vertex program, especially translated to match
* the inputs of a particular fragment shader.
*/
-struct st_vp_varient
+struct st_vp_variant
{
/* Parameters which generated this translated version of a vertex
* shader:
*/
- struct st_vp_varient_key key;
+ struct st_vp_variant_key key;
/**
* TGSI tokens (to later generate a 'draw' module shader for
struct draw_vertex_shader *draw_shader;
/** Next in linked list */
- struct st_vp_varient *next;
+ struct st_vp_variant *next;
- /** similar to that in st_vertex_program, but with information about edgeflags too */
+ /** similar to that in st_vertex_program, but with edgeflags info too */
GLuint num_inputs;
};
struct st_vertex_program
{
struct gl_vertex_program Base; /**< The Mesa vertex program */
- GLuint serialNo, lastSerialNo;
+ struct pipe_shader_state tgsi;
+ 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;
+ /** Maps VARYING_SLOT_x to slot */
+ GLuint result_to_output[VARYING_SLOT_MAX];
- /** List of translated varients of this vertex program.
+ /** List of translated variants of this vertex program.
*/
- struct st_vp_varient *varients;
+ struct st_vp_variant *variants;
+};
+
+
+
+/** Key shared by all shaders except VP, FP */
+struct st_basic_variant_key
+{
+ struct st_context *st; /**< variants are per-context */
+};
+
+
+/**
+ * Geometry program variant.
+ */
+struct st_basic_variant
+{
+ /* Parameters which generated this variant. */
+ struct st_basic_variant_key key;
+
+ void *driver_shader;
+
+ struct st_basic_variant *next;
};
+
/**
* Derived from Mesa gl_geometry_program:
*/
struct st_geometry_program
{
struct gl_geometry_program Base; /**< The Mesa geometry program */
- GLuint serialNo;
+ struct pipe_shader_state tgsi;
+ struct glsl_to_tgsi_visitor* glsl_to_tgsi;
- /** map GP input back to VP output */
- GLuint input_map[PIPE_MAX_SHADER_INPUTS];
+ struct st_basic_variant *variants;
+};
- /** 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;
+/**
+ * Derived from Mesa gl_tess_ctrl_program:
+ */
+struct st_tessctrl_program
+{
+ struct gl_tess_ctrl_program Base; /**< The Mesa tess ctrl program */
+ struct pipe_shader_state tgsi;
+ struct glsl_to_tgsi_visitor* glsl_to_tgsi;
- GLuint input_to_slot[GEOM_ATTRIB_MAX]; /**< Maps GEOM_ATTRIB_x to slot */
- GLuint num_input_slots;
+ struct st_basic_variant *variants;
+};
- ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];
- ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
+/**
+ * Derived from Mesa gl_tess_eval_program:
+ */
+struct st_tesseval_program
+{
+ struct gl_tess_eval_program Base; /**< The Mesa tess eval program */
struct pipe_shader_state tgsi;
- void *driver_shader;
+ struct glsl_to_tgsi_visitor* glsl_to_tgsi;
+
+ struct st_basic_variant *variants;
};
-static INLINE struct st_fragment_program *
+
+
+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 *
+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 *vp )
+static inline struct st_geometry_program *
+st_geometry_program( struct gl_geometry_program *gp )
+{
+ return (struct st_geometry_program *)gp;
+}
+
+static inline struct st_tessctrl_program *
+st_tessctrl_program( struct gl_tess_ctrl_program *tcp )
+{
+ return (struct st_tessctrl_program *)tcp;
+}
+
+static inline struct st_tesseval_program *
+st_tesseval_program( struct gl_tess_eval_program *tep )
{
- return (struct st_geometry_program *)vp;
+ return (struct st_tesseval_program *)tep;
}
-static INLINE void
+static inline void
st_reference_vertprog(struct st_context *st,
struct st_vertex_program **ptr,
struct st_vertex_program *prog)
(struct gl_program *) prog);
}
-static INLINE void
+static inline void
st_reference_geomprog(struct st_context *st,
struct st_geometry_program **ptr,
struct st_geometry_program *prog)
(struct gl_program *) prog);
}
-static INLINE void
+static inline void
st_reference_fragprog(struct st_context *st,
struct st_fragment_program **ptr,
struct st_fragment_program *prog)
(struct gl_program *) prog);
}
+static inline void
+st_reference_tesscprog(struct st_context *st,
+ struct st_tessctrl_program **ptr,
+ struct st_tessctrl_program *prog)
+{
+ _mesa_reference_program(st->ctx,
+ (struct gl_program **) ptr,
+ (struct gl_program *) prog);
+}
+
+static inline void
+st_reference_tesseprog(struct st_context *st,
+ struct st_tesseval_program **ptr,
+ struct st_tesseval_program *prog)
+{
+ _mesa_reference_program(st->ctx,
+ (struct gl_program **) ptr,
+ (struct gl_program *) prog);
+}
+
+/**
+ * This defines mapping from Mesa VARYING_SLOTs to TGSI GENERIC slots.
+ */
+static inline unsigned
+st_get_generic_varying_index(struct st_context *st, GLuint attr)
+{
+ if (attr >= VARYING_SLOT_VAR0) {
+ if (st->needs_texcoord_semantic)
+ return attr - VARYING_SLOT_VAR0;
+ else
+ return 9 + (attr - VARYING_SLOT_VAR0);
+ }
+ if (attr == VARYING_SLOT_PNTC) {
+ assert(!st->needs_texcoord_semantic);
+ return 8;
+ }
+ if (attr >= VARYING_SLOT_TEX0 && attr <= VARYING_SLOT_TEX7) {
+ assert(!st->needs_texcoord_semantic);
+ return attr - VARYING_SLOT_TEX0;
+ }
+
+ assert(0);
+ return 0;
+}
+
+
+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_basic_variant *
+st_get_basic_variant(struct st_context *st,
+ struct pipe_shader_state *tgsi,
+ struct st_basic_variant **variants);
extern void
-st_translate_fragment_program(struct st_context *st,
- struct st_fragment_program *fp);
+st_release_vp_variants( struct st_context *st,
+ struct st_vertex_program *stvp );
extern void
-st_translate_geometry_program(struct st_context *st,
- struct st_geometry_program *stgp);
+st_release_fp_variants( struct st_context *st,
+ struct st_fragment_program *stfp );
-/* Called after program string change, discard all previous
- * compilation results.
- */
extern void
-st_prepare_vertex_program(struct st_context *st,
- struct st_vertex_program *stvp);
+st_release_basic_variants(struct st_context *st, GLenum target,
+ struct st_basic_variant **variants,
+ struct pipe_shader_state *tgsi);
-extern struct st_vp_varient *
+extern void
+st_destroy_program_variants(struct st_context *st);
+
+extern bool
st_translate_vertex_program(struct st_context *st,
- struct st_vertex_program *stvp,
- const struct st_vp_varient_key *key);
+ struct st_vertex_program *stvp);
-void
-st_vp_release_varients( struct st_context *st,
- struct st_vertex_program *stvp );
+extern bool
+st_translate_fragment_program(struct st_context *st,
+ struct st_fragment_program *stfp);
+
+extern bool
+st_translate_geometry_program(struct st_context *st,
+ struct st_geometry_program *stgp);
+
+extern bool
+st_translate_tessctrl_program(struct st_context *st,
+ struct st_tessctrl_program *sttcp);
+
+extern bool
+st_translate_tesseval_program(struct st_context *st,
+ struct st_tesseval_program *sttep);
+
+extern void
+st_print_current_vertex_program(void);
extern void
-st_print_shaders(GLcontext *ctx);
+st_precompile_shader_variant(struct st_context *st,
+ struct gl_program *prog);
+#ifdef __cplusplus
+}
+#endif
#endif
projects / mesa.git / blobdiff