Merge commit 'origin/gallium-0.1'

[mesa.git] / src / mesa / shader / prog_parameter.h

diff --git a/src/mesa/shader/prog_parameter.h b/src/mesa/shader/prog_parameter.h
index c60ef543b756fe38ae4a5bd4a61d557bb3e66b7f..200f2c00458093c619e4267a61148232ec7bedde 100644 (file)
--- a/src/mesa/shader/prog_parameter.h
+++ b/src/mesa/shader/prog_parameter.h
@@ -1,8 +1,8 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.5.2
+ * Version:  7.3
  *
- * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2008  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"),
@@ -31,29 +31,44 @@
 #ifndef PROG_PARAMETER_H
 #define PROG_PARAMETER_H
 
-#include "mtypes.h"
+#include "main/mtypes.h"
+#include "prog_statevars.h"
 
 
 /**
- * Named program parameters 
- * Used for NV_fragment_program "DEFINE"d constants and "DECLARE"d parameters,
- * and ARB_fragment_program global state references.  For the later, Name
- * might be "state.light[0].diffuse", for example.
+ * Program parameter flags
+ */
+/*@{*/
+#define PROG_PARAM_BIT_CENTROID   0x1  /**< for varying vars (GLSL 1.20) */
+#define PROG_PARAM_BIT_INVARIANT  0x2  /**< for varying vars (GLSL 1.20) */
+#define PROG_PARAM_BIT_FLAT       0x4  /**< for varying vars (GLSL 1.30) */
+#define PROG_PARAM_BIT_LINEAR     0x8  /**< for varying vars (GLSL 1.30) */
+/*@}*/
+
+
+
+/**
+ * Program parameter.
+ * Used by shaders/programs for uniforms, constants, varying vars, etc.
  */
 struct gl_program_parameter
 {
    const char *Name;        /**< Null-terminated string */
    enum register_file Type; /**< PROGRAM_NAMED_PARAM, CONSTANT or STATE_VAR */
+   GLenum DataType;         /**< GL_FLOAT, GL_FLOAT_VEC2, etc */
    GLuint Size;             /**< Number of components (1..4) */
+   GLboolean Used;          /**< Helper flag for GLSL uniform tracking */
+   GLboolean Initialized;   /**< Has the ParameterValue[] been set? */
+   GLbitfield Flags;        /**< Bitmask of PROG_PARAM_*_BIT */
    /**
     * A sequence of STATE_* tokens and integers to identify GL state.
     */
-   GLuint StateIndexes[6];
+   gl_state_index StateIndexes[STATE_LENGTH];
 };
 
 
 /**
- * A list of the above program_parameter instances.
+ * List of gl_program_parameter instances.
  */
 struct gl_program_parameter_list
 {
@@ -75,10 +90,22 @@ _mesa_free_parameter_list(struct gl_program_parameter_list *paramList);
 extern struct gl_program_parameter_list *
 _mesa_clone_parameter_list(const struct gl_program_parameter_list *list);
 
+extern struct gl_program_parameter_list *
+_mesa_combine_parameter_lists(const struct gl_program_parameter_list *a,
+                              const struct gl_program_parameter_list *b);
+
+static INLINE GLuint
+_mesa_num_parameters(const struct gl_program_parameter_list *list)
+{
+   return list ? list->NumParameters : 0;
+}
+
 extern GLint
 _mesa_add_parameter(struct gl_program_parameter_list *paramList,
-                    const char *name, const GLfloat values[4], GLuint size,
-                    enum register_file type);
+                    enum register_file type, const char *name,
+                    GLuint size, GLenum datatype, const GLfloat *values,
+                    const gl_state_index state[STATE_LENGTH],
+                    GLbitfield flags);
 
 extern GLint
 _mesa_add_named_parameter(struct gl_program_parameter_list *paramList,
@@ -96,15 +123,28 @@ _mesa_add_unnamed_constant(struct gl_program_parameter_list *paramList,
 
 extern GLint
 _mesa_add_uniform(struct gl_program_parameter_list *paramList,
-                  const char *name, GLuint size);
+                  const char *name, GLuint size, GLenum datatype,
+                  const GLfloat *values);
+
+extern void
+_mesa_use_uniform(struct gl_program_parameter_list *paramList,
+                  const char *name);
+
+extern GLint
+_mesa_add_sampler(struct gl_program_parameter_list *paramList,
+                  const char *name, GLenum datatype);
 
 extern GLint
 _mesa_add_varying(struct gl_program_parameter_list *paramList,
-                  const char *name, GLuint size);
+                  const char *name, GLuint size, GLbitfield flags);
+
+extern GLint
+_mesa_add_attribute(struct gl_program_parameter_list *paramList,
+                    const char *name, GLint size, GLenum datatype, GLint attrib);
 
 extern GLint
 _mesa_add_state_reference(struct gl_program_parameter_list *paramList,
-                          const GLint *stateTokens);
+                          const gl_state_index stateTokens[STATE_LENGTH]);
 
 extern GLfloat *
 _mesa_lookup_parameter_value(const struct gl_program_parameter_list *paramList,
@@ -115,9 +155,17 @@ _mesa_lookup_parameter_index(const struct gl_program_parameter_list *paramList,
                              GLsizei nameLen, const char *name);
 
 extern GLboolean
-_mesa_lookup_parameter_constant(const struct gl_program_parameter_list *paramList,
-                                const GLfloat v[], GLsizei vSize,
+_mesa_lookup_parameter_constant(const struct gl_program_parameter_list *list,
+                                const GLfloat v[], GLuint vSize,
                                 GLint *posOut, GLuint *swizzleOut);
 
+extern GLuint
+_mesa_longest_parameter_name(const struct gl_program_parameter_list *list,
+                             enum register_file type);
+
+extern GLuint
+_mesa_num_parameters_of_type(const struct gl_program_parameter_list *list,
+                             enum register_file type);
+
 
 #endif /* PROG_PARAMETER_H */