mesa: Eliminate parameters to dd_function_table::Viewport

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

diff --git a/src/mesa/program/prog_parameter.c b/src/mesa/program/prog_parameter.c
index 852af714b96ab7b0824311b5803cdb5654a705a4..54531d2550d1ee6afaff25128925ac816a42e872 100644 (file)
--- a/src/mesa/program/prog_parameter.c
+++ b/src/mesa/program/prog_parameter.c
@@ -1,6 +1,5 @@
 /*
  * Mesa 3-D graphics library
- * Version:  7.3
  *
  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
  *
@@ -17,9 +16,10 @@
  * 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
  */
 
 /**
@@ -83,8 +83,7 @@ _mesa_free_parameter_list(struct gl_program_parameter_list *paramList)
       free((void *)paramList->Parameters[i].Name);
    }
    free(paramList->Parameters);
-   if (paramList->ParameterValues)
-      _mesa_align_free(paramList->ParameterValues);
+   _mesa_align_free(paramList->ParameterValues);
    free(paramList);
 }
 
@@ -155,7 +154,21 @@ _mesa_add_parameter(struct gl_program_parameter_list *paramList,
          p->Size = size;
          p->DataType = datatype;
          if (values) {
-            COPY_4V(paramList->ParameterValues[oldNum + i], values);
+            if (size >= 4) {
+               COPY_4V(paramList->ParameterValues[oldNum + i], values);
+            }
+            else {
+               /* copy 1, 2 or 3 values */
+               GLuint remaining = size % 4;
+               assert(remaining < 4);
+               for (j = 0; j < remaining; j++) {
+                  paramList->ParameterValues[oldNum + i][j].f = values[j].f;
+               }
+               /* fill in remaining positions with zeros */
+               for (; j < 4; j++) {
+                  paramList->ParameterValues[oldNum + i][j].f = 0.0f;
+               }
+            }
             values += 4;
             p->Initialized = GL_TRUE;
          }
@@ -291,57 +304,6 @@ _mesa_add_unnamed_constant(struct gl_program_parameter_list *paramList,
                                            swizzleOut);
 }
 
-/**
- * Add parameter representing a varying variable.
- */
-GLint
-_mesa_add_varying(struct gl_program_parameter_list *paramList,
-                  const char *name, GLuint size, GLenum datatype)
-{
-   GLint i = _mesa_lookup_parameter_index(paramList, -1, name);
-   if (i >= 0 && paramList->Parameters[i].Type == PROGRAM_VARYING) {
-      /* already in list */
-      return i;
-   }
-   else {
-      /*assert(size == 4);*/
-      i = _mesa_add_parameter(paramList, PROGRAM_VARYING, name,
-                              size, datatype, NULL, NULL);
-      return i;
-   }
-}
-
-
-/**
- * Add parameter representing a vertex program attribute.
- * \param size  size of attribute (in floats), may be -1 if unknown
- * \param attrib  the attribute index, or -1 if unknown
- */
-GLint
-_mesa_add_attribute(struct gl_program_parameter_list *paramList,
-                    const char *name, GLint size, GLenum datatype, GLint attrib)
-{
-   GLint i = _mesa_lookup_parameter_index(paramList, -1, name);
-   if (i >= 0) {
-      /* replace */
-      if (attrib < 0)
-         attrib = i;
-      paramList->Parameters[i].StateIndexes[0] = attrib;
-   }
-   else {
-      /* add */
-      gl_state_index state[STATE_LENGTH];
-      state[0] = (gl_state_index) attrib;
-      if (size < 0)
-         size = 4;
-      i = _mesa_add_parameter(paramList, PROGRAM_INPUT, name,
-                              size, datatype, NULL, state);
-   }
-   return i;
-}
-
-
-
 #if 0 /* not used yet */
 /**
  * Returns the number of 4-component registers needed to store a piece
@@ -618,21 +580,3 @@ _mesa_combine_parameter_lists(const struct gl_program_parameter_list *listA,
    }
    return list;
 }
-
-
-/**
- * Count the number of parameters in the last that match the given type.
- */
-GLuint
-_mesa_num_parameters_of_type(const struct gl_program_parameter_list *list,
-                             gl_register_file type)
-{
-   GLuint i, count = 0;
-   if (list) {
-      for (i = 0; i < list->NumParameters; i++) {
-         if (list->Parameters[i].Type == type)
-            count++;
-      }
-   }
-   return count;
-}