}
+struct gl_program_parameter_list *
+_mesa_new_parameter_list_sized(unsigned size)
+{
+ struct gl_program_parameter_list *p = _mesa_new_parameter_list();
+
+ if ((p != NULL) && (size != 0)) {
+ p->Size = size;
+
+ /* alloc arrays */
+ p->Parameters = (struct gl_program_parameter *)
+ _mesa_calloc(size * sizeof(struct gl_program_parameter));
+
+ p->ParameterValues = (GLfloat (*)[4])
+ _mesa_align_malloc(size * 4 *sizeof(GLfloat), 16);
+
+
+ if ((p->Parameters == NULL) || (p->ParameterValues == NULL)) {
+ _mesa_free(p->Parameters);
+ _mesa_align_free(p->ParameterValues);
+ _mesa_free(p);
+ p = NULL;
+ }
+ }
+
+ return p;
+}
+
+
/**
* Free a parameter list and all its parameters
*/
* \param type type of parameter, such as
* \param name the parameter name, will be duplicated/copied!
* \param size number of elements in 'values' vector (1..4, or more)
+ * \param datatype GL_FLOAT, GL_FLOAT_VECx, GL_INT, GL_INT_VECx or GL_NONE.
* \param values initial parameter value, up to 4 GLfloats, or NULL
* \param state state indexes, or NULL
* \return index of new parameter in the list, or -1 if error (out of mem)
const char *name, const GLfloat values[4],
GLuint size)
{
-#if 0 /* disable this for now -- we need to save the name! */
+ /* first check if this is a duplicate constant */
GLint pos;
- GLuint swizzle;
- ASSERT(size == 4); /* XXX future feature */
- /* check if we already have this constant */
- if (_mesa_lookup_parameter_constant(paramList, values, 4, &pos, &swizzle)) {
- return pos;
+ for (pos = 0; pos < paramList->NumParameters; pos++) {
+ const GLfloat *pvals = paramList->ParameterValues[pos];
+ if (pvals[0] == values[0] &&
+ pvals[1] == values[1] &&
+ pvals[2] == values[2] &&
+ pvals[3] == values[3] &&
+ _mesa_strcmp(paramList->Parameters[pos].Name, name) == 0) {
+ /* Same name and value is already in the param list - reuse it */
+ return pos;
+ }
}
-#endif
+ /* not found, add new parameter */
return _mesa_add_parameter(paramList, PROGRAM_CONSTANT, name,
size, GL_NONE, values, NULL, 0x0);
}
else {
GLuint i;
const GLint size = 1; /* a sampler is basically a texture unit number */
- GLfloat value;
+ GLfloat value[4];
GLint numSamplers = 0;
for (i = 0; i < paramList->NumParameters; i++) {
if (paramList->Parameters[i].Type == PROGRAM_SAMPLER)
numSamplers++;
}
- value = (GLfloat) numSamplers;
+ value[0] = (GLfloat) numSamplers;
+ value[1] = value[2] = value[3] = 0.0F;
(void) _mesa_add_parameter(paramList, PROGRAM_SAMPLER, name,
- size, datatype, &value, NULL, 0x0);
+ size, datatype, value, NULL, 0x0);
return numSamplers;
}
}
_mesa_lookup_parameter_value(const struct gl_program_parameter_list *paramList,
GLsizei nameLen, const char *name)
{
- GLuint i = _mesa_lookup_parameter_index(paramList, nameLen, name);
+ GLint i = _mesa_lookup_parameter_index(paramList, nameLen, name);
if (i < 0)
return NULL;
else