mesa: support for GL_ARB_instanced_arrays

[mesa.git] / src / mesa / main / dlist.c

diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index 0c3c9fca36b338c7d09f865d7036dc25c5c17ad6..b28e36ac0963188cb11489614659c3cceccf25cd 100644 (file)
--- 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,
@@ -4784,9 +4787,9 @@ save_ExecuteProgramNV(GLenum target, GLuint id, const GLfloat *params)
 
 static void GLAPIENTRY
 save_ProgramParameters4dvNV(GLenum target, GLuint index,
-                            GLuint num, const GLdouble *params)
+                            GLsizei num, const GLdouble *params)
 {
-   GLuint i;
+   GLint i;
    for (i = 0; i < num; i++) {
       save_ProgramEnvParameter4dvARB(target, index + i, params + 4 * i);
    }
@@ -4795,9 +4798,9 @@ save_ProgramParameters4dvNV(GLenum target, GLuint index,
 
 static void GLAPIENTRY
 save_ProgramParameters4fvNV(GLenum target, GLuint index,
-                            GLuint num, const GLfloat *params)
+                            GLsizei num, const GLfloat *params)
 {
-   GLuint i;
+   GLint i;
    for (i = 0; i < num; i++) {
       save_ProgramEnvParameter4fvARB(target, index + i, params + 4 * i);
    }
@@ -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;
 }