mesa: support for GL_ARB_instanced_arrays

1 files changed, 27 insertions, 0 deletions

diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index 6c0c556ad8..b28e36ac09 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -421,6 +421,9 @@ typedef enum
    OPCODE_ACTIVE_PROGRAM_EXT,
    OPCODE_USE_SHADER_PROGRAM_EXT,
 
+   /* GL_ARB_instanced_arrays */
+   OPCODE_VERTEX_ATTRIB_DIVISOR,
+
    /* The following three are meta instructions */
    OPCODE_ERROR,                /* raise compiled-in error */
    OPCODE_CONTINUE,
@@ -6927,6 +6930,22 @@ exec_GetTexParameterIuiv(GLenum target, GLenum pname, GLuint *params)
 }
 
 
+/* GL_ARB_instanced_arrays */
+static void
+save_VertexAttribDivisor(GLuint index, GLuint divisor)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   Node *n;
+   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+   n = alloc_instruction(ctx, OPCODE_VERTEX_ATTRIB_DIVISOR, 2);
+   if (n) {
+      n[1].ui = index;
+      n[2].ui = divisor;
+   }
+   if (ctx->ExecuteFlag) {
+      CALL_VertexAttribDivisorARB(ctx->Exec, (index, divisor));
+   }
+}
 
 
 
@@ -8080,6 +8099,11 @@ execute_list(struct gl_context *ctx, GLuint list)
             }
             break;
 
+         case OPCODE_VERTEX_ATTRIB_DIVISOR:
+            /* GL_ARB_instanced_arrays */
+            CALL_VertexAttribDivisorARB(ctx->Exec, (n[1].ui, n[2].ui));
+            break;
+
          case OPCODE_CONTINUE:
             n = (Node *) n[1].next;
             break;
@@ -9749,6 +9773,9 @@ _mesa_create_save_table(void)
    (void) save_Uniform4uiv;
 #endif
 
+   /* GL_ARB_instanced_arrays */
+   SET_VertexAttribDivisorARB(table, save_VertexAttribDivisor);
+
    return table;
 }