Merge commit 'origin/master' into gallium-0.2

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

diff --git a/src/mesa/shader/prog_parameter.c b/src/mesa/shader/prog_parameter.c
index bb964274b955f3538eaed44fe3801495625e0fe4..e1729c7bff2fa530e7864ce65f489e8e159f19d2 100644 (file)
--- a/src/mesa/shader/prog_parameter.c
+++ b/src/mesa/shader/prog_parameter.c
@@ -29,9 +29,9 @@
  */
 
 
-#include "glheader.h"
-#include "imports.h"
-#include "macros.h"
+#include "main/glheader.h"
+#include "main/imports.h"
+#include "main/macros.h"
 #include "prog_instruction.h"
 #include "prog_parameter.h"
 #include "prog_statevars.h"
@@ -40,8 +40,7 @@
 struct gl_program_parameter_list *
 _mesa_new_parameter_list(void)
 {
-   return (struct gl_program_parameter_list *)
-      _mesa_calloc(sizeof(struct gl_program_parameter_list));
+   return CALLOC_STRUCT(gl_program_parameter_list);
 }
 
 
@@ -63,7 +62,6 @@ _mesa_free_parameter_list(struct gl_program_parameter_list *paramList)
 }
 
 
-
 /**
  * Add a new parameter to a parameter list.
  * Note that parameter values are usually 4-element GLfloat vectors.
@@ -130,6 +128,7 @@ _mesa_add_parameter(struct gl_program_parameter_list *paramList,
          if (values) {
             COPY_4V(paramList->ParameterValues[oldNum + i], values);
             values += 4;
+            p->Initialized = GL_TRUE;
          }
          else {
             /* silence valgrind */
@@ -261,7 +260,8 @@ _mesa_add_unnamed_constant(struct gl_program_parameter_list *paramList,
  */
 GLint
 _mesa_add_uniform(struct gl_program_parameter_list *paramList,
-                  const char *name, GLuint size, GLenum datatype)
+                  const char *name, GLuint size, GLenum datatype,
+                  const GLfloat *values)
 {
    GLint i = _mesa_lookup_parameter_index(paramList, -1, name);
    ASSERT(datatype != GL_NONE);
@@ -273,36 +273,63 @@ _mesa_add_uniform(struct gl_program_parameter_list *paramList,
    }
    else {
       i = _mesa_add_parameter(paramList, PROGRAM_UNIFORM, name,
-                              size, datatype, NULL, NULL);
+                              size, datatype, values, NULL);
       return i;
    }
 }
 
 
+/**
+ * Mark the named uniform as 'used'.
+ */
+void
+_mesa_use_uniform(struct gl_program_parameter_list *paramList,
+                  const char *name)
+{
+   GLuint i;
+   for (i = 0; i < paramList->NumParameters; i++) {
+      struct gl_program_parameter *p = paramList->Parameters + i;
+      if (p->Type == PROGRAM_UNIFORM && _mesa_strcmp(p->Name, name) == 0) {
+         p->Used = GL_TRUE;
+         /* Note that large uniforms may occupy several slots so we're
+          * not done searching yet.
+          */
+      }
+   }
+}
+
+
 /**
  * Add a sampler to the parameter list.
  * \param name  uniform's name
  * \param datatype  GL_SAMPLER_2D, GL_SAMPLER_2D_RECT_ARB, etc.
  * \param index  the sampler number (as seen in TEX instructions)
+ * \return  sampler index (starting at zero) or -1 if error
  */
 GLint
 _mesa_add_sampler(struct gl_program_parameter_list *paramList,
-                  const char *name, GLenum datatype, GLuint index)
+                  const char *name, GLenum datatype)
 {
    GLint i = _mesa_lookup_parameter_index(paramList, -1, name);
    if (i >= 0 && paramList->Parameters[i].Type == PROGRAM_SAMPLER) {
       ASSERT(paramList->Parameters[i].Size == 1);
       ASSERT(paramList->Parameters[i].DataType == datatype);
-      ASSERT(paramList->ParameterValues[i][0] == index);
       /* already in list */
-      return i;
+      return (GLint) paramList->ParameterValues[i][0];
    }
    else {
-      GLfloat indexf = index;
+      GLuint i;
       const GLint size = 1; /* a sampler is basically a texture unit number */
-      i = _mesa_add_parameter(paramList, PROGRAM_SAMPLER, name,
-                              size, datatype, &indexf, NULL);
-      return i;
+      GLfloat value;
+      GLint numSamplers = 0;
+      for (i = 0; i < paramList->NumParameters; i++) {
+         if (paramList->Parameters[i].Type == PROGRAM_SAMPLER)
+            numSamplers++;
+      }
+      value = (GLfloat) numSamplers;
+      (void) _mesa_add_parameter(paramList, PROGRAM_SAMPLER, name,
+                                 size, datatype, &value, NULL);
+      return numSamplers;
    }
 }
 
@@ -320,7 +347,7 @@ _mesa_add_varying(struct gl_program_parameter_list *paramList,
       return i;
    }
    else {
-      assert(size == 4);
+      /*assert(size == 4);*/
       i = _mesa_add_parameter(paramList, PROGRAM_VARYING, name,
                               size, GL_NONE, NULL, NULL);
       return i;
@@ -335,7 +362,7 @@ _mesa_add_varying(struct gl_program_parameter_list *paramList,
  */
 GLint
 _mesa_add_attribute(struct gl_program_parameter_list *paramList,
-                    const char *name, GLint size, GLint attrib)
+                    const char *name, GLint size, GLenum datatype, GLint attrib)
 {
    GLint i = _mesa_lookup_parameter_index(paramList, -1, name);
    if (i >= 0) {
@@ -351,7 +378,7 @@ _mesa_add_attribute(struct gl_program_parameter_list *paramList,
       if (size < 0)
          size = 4;
       i = _mesa_add_parameter(paramList, PROGRAM_INPUT, name,
-                              size, GL_NONE, NULL, state);
+                              size, datatype, NULL, state);
    }
    return i;
 }
@@ -387,7 +414,7 @@ sizeof_state_reference(const GLint *stateTokens)
  *    PARAM ambient = state.material.front.ambient;
  *
  * \param paramList  the parameter list
- * \param state  an array of 6 (STATE_LENGTH) state tokens
+ * \param stateTokens  an array of 5 (STATE_LENGTH) state tokens
  * \return index of the new parameter.
  */
 GLint
@@ -395,7 +422,7 @@ _mesa_add_state_reference(struct gl_program_parameter_list *paramList,
                           const gl_state_index stateTokens[STATE_LENGTH])
 {
    const GLuint size = 4; /* XXX fix */
-   const char *name;
+   char *name;
    GLint index;
 
    /* Check if the state reference is already in the list */
@@ -422,7 +449,7 @@ _mesa_add_state_reference(struct gl_program_parameter_list *paramList,
    paramList->StateFlags |= _mesa_program_state_flags(stateTokens);
 
    /* free name string here since we duplicated it in add_parameter() */
-   _mesa_free((void *) name);
+   _mesa_free(name);
 
    return index;
 }
@@ -586,23 +613,28 @@ _mesa_clone_parameter_list(const struct gl_program_parameter_list *list)
    /** Not too efficient, but correct */
    for (i = 0; i < list->NumParameters; i++) {
       struct gl_program_parameter *p = list->Parameters + i;
+      struct gl_program_parameter *pCopy;
       GLuint size = MIN2(p->Size, 4);
       GLint j = _mesa_add_parameter(clone, p->Type, p->Name, size, p->DataType,
                                     list->ParameterValues[i], NULL);
       ASSERT(j >= 0);
+      pCopy = clone->Parameters + j;
+      pCopy->Used = p->Used;
       /* copy state indexes */
       if (p->Type == PROGRAM_STATE_VAR) {
          GLint k;
-         struct gl_program_parameter *q = clone->Parameters + j;
          for (k = 0; k < STATE_LENGTH; k++) {
-            q->StateIndexes[k] = p->StateIndexes[k];
+            pCopy->StateIndexes[k] = p->StateIndexes[k];
          }
       }
       else {
          clone->Parameters[j].Size = p->Size;
       }
+      
    }
 
+   clone->StateFlags = list->StateFlags;
+
    return clone;
 }