-/*\r
- * Mesa 3-D graphics library\r
- * Version: 6.5\r
- *\r
- * Copyright (C) 2006 Brian Paul All Rights Reserved.\r
- *\r
- * Permission is hereby granted, free of charge, to any person obtaining a\r
- * copy of this software and associated documentation files (the "Software"),\r
- * to deal in the Software without restriction, including without limitation\r
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,\r
- * and/or sell copies of the Software, and to permit persons to whom the\r
- * Software is furnished to do so, subject to the following conditions:\r
- *\r
- * The above copyright notice and this permission notice shall be included\r
- * in all copies or substantial portions of the Software.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS\r
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN\r
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
- */\r
-\r
-#if !defined SLANG_LINK_H\r
-#define SLANG_LINK_H\r
-\r
-#include "slang_compile.h"\r
-\r
-#if defined __cplusplus\r
-extern "C" {\r
-#endif\r
-\r
-enum\r
-{\r
- SLANG_UNIFORM_BINDING_VERTEX,\r
- SLANG_UNIFORM_BINDING_FRAGMENT,\r
- SLANG_UNIFORM_BINDING_MAX\r
-};\r
-\r
-typedef struct\r
-{\r
- slang_export_data_quant *quant;\r
- char *name;\r
- GLuint address[SLANG_UNIFORM_BINDING_MAX];\r
-} slang_uniform_binding;\r
-\r
-typedef struct\r
-{\r
- slang_uniform_binding *table;\r
- GLuint count;\r
-} slang_uniform_bindings;\r
-\r
-typedef struct\r
-{\r
- slang_export_data_quant *quant;\r
- char *name;\r
-} slang_active_uniform;\r
-\r
-typedef struct\r
-{\r
- slang_active_uniform *table;\r
- GLuint count;\r
-} slang_active_uniforms;\r
-\r
-enum\r
-{\r
- SLANG_COMMON_FIXED_MODELVIEWMATRIX,\r
- SLANG_COMMON_FIXED_PROJECTIONMATRIX,\r
- SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIX,\r
- SLANG_COMMON_FIXED_TEXTUREMATRIX,\r
- SLANG_COMMON_FIXED_NORMALMATRIX,\r
- SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSE,\r
- SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSE,\r
- SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSE,\r
- SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSE,\r
- SLANG_COMMON_FIXED_MODELVIEWMATRIXTRANSPOSE,\r
- SLANG_COMMON_FIXED_PROJECTIONMATRIXTRANSPOSE,\r
- SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXTRANSPOSE,\r
- SLANG_COMMON_FIXED_TEXTUREMATRIXTRANSPOSE,\r
- SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSETRANSPOSE,\r
- SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSETRANSPOSE,\r
- SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSETRANSPOSE,\r
- SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSETRANSPOSE,\r
- SLANG_COMMON_FIXED_NORMALSCALE,\r
- SLANG_COMMON_FIXED_DEPTHRANGE,\r
- SLANG_COMMON_FIXED_CLIPPLANE,\r
- SLANG_COMMON_FIXED_POINT,\r
- SLANG_COMMON_FIXED_FRONTMATERIAL,\r
- SLANG_COMMON_FIXED_BACKMATERIAL,\r
- SLANG_COMMON_FIXED_LIGHTSOURCE,\r
- SLANG_COMMON_FIXED_LIGHTMODEL,\r
- SLANG_COMMON_FIXED_FRONTLIGHTMODELPRODUCT,\r
- SLANG_COMMON_FIXED_BACKLIGHTMODELPRODUCT,\r
- SLANG_COMMON_FIXED_FRONTLIGHTPRODUCT,\r
- SLANG_COMMON_FIXED_BACKLIGHTPRODUCT,\r
- SLANG_COMMON_FIXED_TEXTUREENVCOLOR,\r
- SLANG_COMMON_FIXED_EYEPLANES,\r
- SLANG_COMMON_FIXED_EYEPLANET,\r
- SLANG_COMMON_FIXED_EYEPLANER,\r
- SLANG_COMMON_FIXED_EYEPLANEQ,\r
- SLANG_COMMON_FIXED_OBJECTPLANES,\r
- SLANG_COMMON_FIXED_OBJECTPLANET,\r
- SLANG_COMMON_FIXED_OBJECTPLANER,\r
- SLANG_COMMON_FIXED_OBJECTPLANEQ,\r
- SLANG_COMMON_FIXED_FOG,\r
- SLANG_COMMON_FIXED_MAX\r
-};\r
-\r
-enum\r
-{\r
- SLANG_VERTEX_FIXED_POSITION,\r
- SLANG_VERTEX_FIXED_POINTSIZE,\r
- SLANG_VERTEX_FIXED_CLIPVERTEX,\r
- SLANG_VERTEX_FIXED_COLOR,\r
- SLANG_VERTEX_FIXED_SECONDARYCOLOR,\r
- SLANG_VERTEX_FIXED_NORMAL,\r
- SLANG_VERTEX_FIXED_VERTEX,\r
- SLANG_VERTEX_FIXED_MULTITEXCOORD0,\r
- SLANG_VERTEX_FIXED_MULTITEXCOORD1,\r
- SLANG_VERTEX_FIXED_MULTITEXCOORD2,\r
- SLANG_VERTEX_FIXED_MULTITEXCOORD3,\r
- SLANG_VERTEX_FIXED_MULTITEXCOORD4,\r
- SLANG_VERTEX_FIXED_MULTITEXCOORD5,\r
- SLANG_VERTEX_FIXED_MULTITEXCOORD6,\r
- SLANG_VERTEX_FIXED_MULTITEXCOORD7,\r
- SLANG_VERTEX_FIXED_FOGCOORD,\r
- SLANG_VERTEX_FIXED_FRONTCOLOR,\r
- SLANG_VERTEX_FIXED_BACKCOLOR,\r
- SLANG_VERTEX_FIXED_FRONTSECONDARYCOLOR,\r
- SLANG_VERTEX_FIXED_BACKSECONDARYCOLOR,\r
- SLANG_VERTEX_FIXED_TEXCOORD,\r
- SLANG_VERTEX_FIXED_FOGFRAGCOORD,\r
- SLANG_VERTEX_FIXED_MAX\r
-};\r
-\r
-enum\r
-{\r
- SLANG_FRAGMENT_FIXED_FRAGCOORD,\r
- SLANG_FRAGMENT_FIXED_FRONTFACING,\r
- SLANG_FRAGMENT_FIXED_FRAGCOLOR,\r
- SLANG_FRAGMENT_FIXED_FRAGDATA,\r
- SLANG_FRAGMENT_FIXED_FRAGDEPTH,\r
- SLANG_FRAGMENT_FIXED_COLOR,\r
- SLANG_FRAGMENT_FIXED_SECONDARYCOLOR,\r
- SLANG_FRAGMENT_FIXED_TEXCOORD,\r
- SLANG_FRAGMENT_FIXED_FOGFRAGCOORD,\r
- SLANG_FRAGMENT_FIXED_MAX\r
-};\r
-\r
-typedef struct\r
-{\r
- slang_uniform_bindings uniforms;\r
- slang_active_uniforms active_uniforms;\r
- GLuint common_fixed_entries[SLANG_UNIFORM_BINDING_MAX][SLANG_COMMON_FIXED_MAX];\r
- GLuint vertex_fixed_entries[SLANG_VERTEX_FIXED_MAX];\r
- GLuint fragment_fixed_entries[SLANG_FRAGMENT_FIXED_MAX];\r
- GLuint code[SLANG_UNIFORM_BINDING_MAX];\r
- slang_machine *machines[SLANG_UNIFORM_BINDING_MAX];\r
- slang_assembly_file *assemblies[SLANG_UNIFORM_BINDING_MAX];\r
-} slang_program;\r
-\r
-GLvoid slang_program_ctr (slang_program *);\r
-GLvoid slang_program_dtr (slang_program *);\r
-\r
-GLboolean _slang_link (slang_program *, slang_translation_unit **, GLuint);\r
-\r
-#ifdef __cplusplus\r
-}\r
-#endif\r
-\r
-#endif\r
-\r
+/*
+ * Mesa 3-D graphics library
+ * Version: 6.5.2
+ *
+ * Copyright (C) 2006 Brian Paul 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, sublicense,
+ * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL 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.
+ */
+
+#if !defined SLANG_LINK_H
+#define SLANG_LINK_H
+
+#include "slang_compile.h"
+
+#if defined __cplusplus
+extern "C" {
+#endif
+
+enum
+{
+ SLANG_SHADER_VERTEX,
+ SLANG_SHADER_FRAGMENT,
+ SLANG_SHADER_MAX
+};
+
+
+/**
+ * Active variables.
+ *
+ * Active uniforms/attribs can be queried by the application to get a
+ * list of uniforms/attribs actually used by shaders (uniforms) or
+ * vertex shader only (attribs).
+ */
+/*@{*/
+typedef struct
+{
+ slang_export_data_quant *quant;
+ GLchar *name;
+} slang_active_variable;
+
+typedef struct
+{
+ slang_active_variable *table;
+ GLuint count;
+} slang_active_variables;
+/*@}*/
+
+
+/**
+ * Attrib binding override.
+ *
+ * The application can override GL attrib binding by specifying its
+ * preferred index assignment for a given attrib name. Those overrides
+ * are taken into account while linking the program.
+ */
+/*@{*/
+typedef struct
+{
+ GLuint index;
+ GLchar *name;
+} slang_attrib_override;
+
+typedef struct
+{
+ slang_attrib_override *table;
+ GLuint count;
+} slang_attrib_overrides;
+/*@}*/
+
+
+extern GLboolean
+_slang_attrib_overrides_add (slang_attrib_overrides *, GLuint, const GLchar *);
+
+
+/**
+ * Uniform bindings.
+ *
+ * Each slang_uniform_binding holds an array of addresses to actual
+ * memory locations in those shader types that use that
+ * uniform. Uniform bindings are held in an array and accessed by
+ * array index which is seen to the application as a uniform location.
+ *
+ * When the application writes to a particular uniform, it specifies
+ * its location. This location is treated as an array index to
+ * slang_uniform_bindings::table and tested against
+ * slang_uniform_bindings::count limit. The result is a pointer to
+ * slang_uniform_binding. The type of data being written to uniform
+ * is tested against slang_uniform_binding::quant. If the types are
+ * compatible, the array slang_uniform_binding::address is iterated
+ * for each shader type and if the address is valid (i.e. the uniform
+ * is used by this shader type), the new uniform value is written at
+ * that address.
+ */
+/*@{*/
+typedef struct
+{
+ slang_export_data_quant *quant;
+ GLchar *name;
+ GLuint address[SLANG_SHADER_MAX];
+} slang_uniform_binding;
+
+typedef struct
+{
+ slang_uniform_binding *table;
+ GLuint count;
+} slang_uniform_bindings;
+/*@}*/
+
+
+/**
+ * Attrib bindings.
+ *
+ * There is a fixed number of vertex attrib vectors (attrib
+ * slots). The slang_attrib_slot::addr maps vertex attrib index to the
+ * actual memory location of the attrib in vertex shader. One vertex
+ * attrib can span over many attrib slots (this is the case for
+ * matrices). The slang_attrib_binding::first_slot_index holds the
+ * first slot index that the attrib is bound to.
+ */
+/*@{*/
+typedef struct
+{
+ slang_export_data_quant *quant;
+ GLchar *name;
+ GLuint first_slot_index;
+} slang_attrib_binding;
+
+typedef struct
+{
+ GLuint addr; /**< memory location */
+ GLuint fill; /**< 1..4, number of components used */
+} slang_attrib_slot;
+
+typedef struct
+{
+ slang_attrib_binding bindings[MAX_VERTEX_ATTRIBS];
+ GLuint binding_count;
+ slang_attrib_slot slots[MAX_VERTEX_ATTRIBS];
+} slang_attrib_bindings;
+/*@}*/
+
+
+
+/**
+ * Varying bindings.
+ *
+ * There is a fixed number of varying floats (varying slots). The
+ * slang_varying_slot::vert_addr maps varying float index to the
+ * actual memory location of the output variable in vertex shader.
+ * The slang_varying_slot::frag_addr maps varying float index to the
+ * actual memory location of the input variable in fragment shader.
+ */
+/*@{*/
+typedef struct
+{
+ GLuint vert_addr;
+ GLuint frag_addr;
+} slang_varying_slot;
+
+typedef struct
+{
+ slang_export_data_quant *quant;
+ GLchar *name;
+ GLuint first_slot_index;
+} slang_varying_binding;
+
+typedef struct
+{
+ slang_varying_binding bindings[MAX_VARYING * 4];
+ GLuint binding_count;
+ slang_varying_slot slots[MAX_VARYING * 4];
+ GLuint slot_count;
+} slang_varying_bindings;
+/*@}*/
+
+
+/**
+ * Texture usage.
+ *
+ * A slang_texture_usage struct holds indirect information about
+ * texture image unit usage. The slang_texture_usages::table is
+ * derived from active uniform table by extracting only uniforms that
+ * are samplers.
+ *
+ * To collect current texture usage one must iterate the
+ * slang_texture_usages::table and read uniform at address
+ * slang_texture_usage::frag_address to get texture unit index. This
+ * index, coupled with texture access type (target) taken from
+ * slang_texture_usage::quant forms texture usage for that texture
+ * unit.
+ */
+/*@{*/
+typedef struct
+{
+ slang_export_data_quant *quant;
+ GLuint frag_address;
+} slang_texture_usage;
+
+typedef struct
+{
+ slang_texture_usage *table;
+ GLuint count;
+} slang_texture_usages;
+/*@}*/
+
+
+extern GLvoid
+_slang_texture_usages_ctr (slang_texture_usages *);
+
+extern GLvoid
+_slang_texture_usages_dtr (slang_texture_usages *);
+
+enum
+{
+ SLANG_COMMON_FIXED_MODELVIEWMATRIX,
+ SLANG_COMMON_FIXED_PROJECTIONMATRIX,
+ SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIX,
+ SLANG_COMMON_FIXED_TEXTUREMATRIX,
+ SLANG_COMMON_FIXED_NORMALMATRIX,
+ SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSE,
+ SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSE,
+ SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSE,
+ SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSE,
+ SLANG_COMMON_FIXED_MODELVIEWMATRIXTRANSPOSE,
+ SLANG_COMMON_FIXED_PROJECTIONMATRIXTRANSPOSE,
+ SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXTRANSPOSE,
+ SLANG_COMMON_FIXED_TEXTUREMATRIXTRANSPOSE,
+ SLANG_COMMON_FIXED_MODELVIEWMATRIXINVERSETRANSPOSE,
+ SLANG_COMMON_FIXED_PROJECTIONMATRIXINVERSETRANSPOSE,
+ SLANG_COMMON_FIXED_MODELVIEWPROJECTIONMATRIXINVERSETRANSPOSE,
+ SLANG_COMMON_FIXED_TEXTUREMATRIXINVERSETRANSPOSE,
+ SLANG_COMMON_FIXED_NORMALSCALE,
+ SLANG_COMMON_FIXED_DEPTHRANGE,
+ SLANG_COMMON_FIXED_CLIPPLANE,
+ SLANG_COMMON_FIXED_POINT,
+ SLANG_COMMON_FIXED_FRONTMATERIAL,
+ SLANG_COMMON_FIXED_BACKMATERIAL,
+ SLANG_COMMON_FIXED_LIGHTSOURCE,
+ SLANG_COMMON_FIXED_LIGHTMODEL,
+ SLANG_COMMON_FIXED_FRONTLIGHTMODELPRODUCT,
+ SLANG_COMMON_FIXED_BACKLIGHTMODELPRODUCT,
+ SLANG_COMMON_FIXED_FRONTLIGHTPRODUCT,
+ SLANG_COMMON_FIXED_BACKLIGHTPRODUCT,
+ SLANG_COMMON_FIXED_TEXTUREENVCOLOR,
+ SLANG_COMMON_FIXED_EYEPLANES,
+ SLANG_COMMON_FIXED_EYEPLANET,
+ SLANG_COMMON_FIXED_EYEPLANER,
+ SLANG_COMMON_FIXED_EYEPLANEQ,
+ SLANG_COMMON_FIXED_OBJECTPLANES,
+ SLANG_COMMON_FIXED_OBJECTPLANET,
+ SLANG_COMMON_FIXED_OBJECTPLANER,
+ SLANG_COMMON_FIXED_OBJECTPLANEQ,
+ SLANG_COMMON_FIXED_FOG,
+ SLANG_COMMON_FIXED_MAX
+};
+
+enum
+{
+ SLANG_VERTEX_FIXED_POSITION,
+ SLANG_VERTEX_FIXED_POINTSIZE,
+ SLANG_VERTEX_FIXED_CLIPVERTEX,
+ SLANG_VERTEX_FIXED_COLOR,
+ SLANG_VERTEX_FIXED_SECONDARYCOLOR,
+ SLANG_VERTEX_FIXED_NORMAL,
+ SLANG_VERTEX_FIXED_VERTEX,
+ SLANG_VERTEX_FIXED_MULTITEXCOORD0,
+ SLANG_VERTEX_FIXED_MULTITEXCOORD1,
+ SLANG_VERTEX_FIXED_MULTITEXCOORD2,
+ SLANG_VERTEX_FIXED_MULTITEXCOORD3,
+ SLANG_VERTEX_FIXED_MULTITEXCOORD4,
+ SLANG_VERTEX_FIXED_MULTITEXCOORD5,
+ SLANG_VERTEX_FIXED_MULTITEXCOORD6,
+ SLANG_VERTEX_FIXED_MULTITEXCOORD7,
+ SLANG_VERTEX_FIXED_FOGCOORD,
+ SLANG_VERTEX_FIXED_FRONTCOLOR,
+ SLANG_VERTEX_FIXED_BACKCOLOR,
+ SLANG_VERTEX_FIXED_FRONTSECONDARYCOLOR,
+ SLANG_VERTEX_FIXED_BACKSECONDARYCOLOR,
+ SLANG_VERTEX_FIXED_TEXCOORD,
+ SLANG_VERTEX_FIXED_FOGFRAGCOORD,
+ SLANG_VERTEX_FIXED_MAX
+};
+
+enum
+{
+ SLANG_FRAGMENT_FIXED_FRAGCOORD,
+ SLANG_FRAGMENT_FIXED_FRONTFACING,
+ SLANG_FRAGMENT_FIXED_FRAGCOLOR,
+ SLANG_FRAGMENT_FIXED_FRAGDATA,
+ SLANG_FRAGMENT_FIXED_FRAGDEPTH,
+ SLANG_FRAGMENT_FIXED_COLOR,
+ SLANG_FRAGMENT_FIXED_SECONDARYCOLOR,
+ SLANG_FRAGMENT_FIXED_TEXCOORD,
+ SLANG_FRAGMENT_FIXED_FOGFRAGCOORD,
+ SLANG_FRAGMENT_FIXED_MAX
+};
+
+enum
+{
+ SLANG_COMMON_CODE_MAIN,
+ SLANG_COMMON_CODE_MAX
+};
+
+/**
+ * XXX promote this to mtypes.h?
+ */
+typedef struct
+{
+ slang_active_variables active_uniforms;
+ slang_active_variables active_attribs;
+ slang_attrib_overrides attrib_overrides;
+ slang_uniform_bindings uniforms;
+ slang_attrib_bindings attribs;
+ slang_varying_bindings varyings;
+ slang_texture_usages texture_usage;
+ GLuint common_fixed_entries[SLANG_SHADER_MAX][SLANG_COMMON_FIXED_MAX];
+ GLuint vertex_fixed_entries[SLANG_VERTEX_FIXED_MAX];
+ GLuint fragment_fixed_entries[SLANG_FRAGMENT_FIXED_MAX];
+ GLuint code[SLANG_SHADER_MAX][SLANG_COMMON_CODE_MAX];
+ slang_machine *machines[SLANG_SHADER_MAX];
+ slang_assembly_file *assemblies[SLANG_SHADER_MAX];
+} slang_program;
+
+extern GLvoid
+_slang_program_ctr (slang_program *);
+
+extern GLvoid
+_slang_program_dtr (slang_program *);
+
+extern GLvoid
+_slang_program_rst (slang_program *);
+
+extern GLboolean
+_slang_link (slang_program *, slang_code_object **, GLuint);
+
+
+extern void
+_slang_link2(GLcontext *ctx, GLhandleARB h,
+ struct gl_shader_program *shProg);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
projects / mesa.git / blobdiff