oper->type = slang_oper_none;
oper->children = NULL;
oper->num_children = 0;
- oper->literal = (float) 0;
+ oper->literal[0] = 0.0;
oper->a_id = SLANG_ATOM_NULL;
- oper->locals =
- (slang_variable_scope *)
- slang_alloc_malloc(sizeof(slang_variable_scope));
+ oper->locals = _slang_variable_scope_new(NULL);
if (oper->locals == NULL)
return GL_FALSE;
_slang_variable_scope_ctr(oper->locals);
+ oper->fun = NULL;
+ oper->var = NULL;
return GL_TRUE;
}
slang_alloc_free(oper->children);
slang_variable_scope_destruct(oper->locals);
slang_alloc_free(oper->locals);
+ oper->children = NULL;
+ oper->num_children = 0;
+ oper->locals = NULL;
}
/**
return GL_FALSE;
}
}
- z.literal = y->literal;
+ z.literal[0] = y->literal[0];
+ z.literal[1] = y->literal[1];
+ z.literal[2] = y->literal[2];
+ z.literal[3] = y->literal[3];
z.a_id = y->a_id;
- if (!slang_variable_scope_copy(z.locals, y->locals)) {
- slang_operation_destruct(&z);
- return GL_FALSE;
+ if (y->locals) {
+ if (!slang_variable_scope_copy(z.locals, y->locals)) {
+ slang_operation_destruct(&z);
+ return GL_FALSE;
+ }
}
+#if 0
+ z.var = y->var;
+ z.fun = y->fun;
+#endif
slang_operation_destruct(x);
*x = z;
return GL_TRUE;
slang_operation *
slang_operation_new(GLuint count)
{
- return (slang_operation *) _mesa_calloc(count * sizeof(slang_operation));
+ slang_operation *ops
+ = (slang_operation *) _mesa_malloc(count * sizeof(slang_operation));
+ assert(count > 0);
+ if (ops) {
+ GLuint i;
+ for (i = 0; i < count; i++)
+ slang_operation_construct(ops + i);
+ }
+ return ops;
+}
+
+
+/**
+ * Delete operation and all children
+ */
+void
+slang_operation_delete(slang_operation *oper)
+{
+ slang_operation_destruct(oper);
+ _mesa_free(oper);
}
+
+
+slang_operation *
+slang_operation_grow(GLuint *numChildren, slang_operation **children)
+{
+ slang_operation *ops;
+
+ ops = (slang_operation *)
+ slang_alloc_realloc(*children,
+ *numChildren * sizeof(slang_operation),
+ (*numChildren + 1) * sizeof(slang_operation));
+ if (ops) {
+ slang_operation *newOp = ops + *numChildren;
+ if (!slang_operation_construct(newOp)) {
+ _mesa_free(ops);
+ *children = NULL;
+ return NULL;
+ }
+ *children = ops;
+ (*numChildren)++;
+ return newOp;
+ }
+ return NULL;
+}
+
+/**
+ * Insert a new slang_operation into an array.
+ * \param numChildren pointer to current number of children (in/out)
+ * \param children address of array (in/out)
+ * \param pos position to insert
+ * \return pointer to the new operation
+ */
+slang_operation *
+slang_operation_insert(GLuint *numChildren, slang_operation **children,
+ GLuint pos)
+{
+ slang_operation *ops;
+
+ assert(pos <= *numChildren);
+
+ ops = (slang_operation *)
+ _mesa_malloc((*numChildren + 1) * sizeof(slang_operation));
+ if (ops) {
+ slang_operation *newOp;
+ newOp = ops + pos;
+ if (pos > 0)
+ _mesa_memcpy(ops, *children, pos * sizeof(slang_operation));
+ if (pos < *numChildren)
+ _mesa_memcpy(newOp + 1, (*children) + pos,
+ (*numChildren - pos) * sizeof(slang_operation));
+
+ if (!slang_operation_construct(newOp)) {
+ _mesa_free(ops);
+ *numChildren = 0;
+ *children = NULL;
+ return NULL;
+ }
+ *children = ops;
+ (*numChildren)++;
+ return newOp;
+ }
+ return NULL;
+}
+