From d322dc1469587d4dc9274c803561f6074c21ed42 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Mon, 28 Jun 2004 22:01:12 +0000
Subject: glBegin/EndQueryARB didn't work inside display lists

---
 src/mesa/main/dlist.c | 65 +++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 63 insertions(+), 2 deletions(-)

(limited to 'src/mesa/main/dlist.c')

diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index 01d1f94572..ea1a6ae121 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -65,6 +65,7 @@
 #include "dlist.h"
 #include "macros.h"
 #include "matrix.h"
+#include "occlude.h"
 #include "pixel.h"
 #include "points.h"
 #include "polygon.h"
@@ -309,7 +310,9 @@ typedef enum {
         /* GL_ARB_vertex/fragment_program */
         OPCODE_PROGRAM_STRING_ARB,
         OPCODE_PROGRAM_ENV_PARAMETER_ARB,
-
+        /* GL_ARB_occlusion_query */
+        OPCODE_BEGIN_QUERY_ARB,
+        OPCODE_END_QUERY_ARB,
 
 	/* Vertex attributes -- fallback for when optimized display
 	 * list build isn't active.
@@ -773,6 +776,10 @@ _mesa_init_lists( void )
 #if FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program
       InstSize[OPCODE_PROGRAM_STRING_ARB] = 5;
       InstSize[OPCODE_PROGRAM_ENV_PARAMETER_ARB] = 7;
+#endif
+#if FEATURE_ARB_occlusion_query
+      InstSize[OPCODE_BEGIN_QUERY_ARB] = 3;
+      InstSize[OPCODE_END_QUERY_ARB] = 2;
 #endif
       InstSize[OPCODE_ATTR_1F] = 3;
       InstSize[OPCODE_ATTR_2F] = 4;
@@ -4638,6 +4645,42 @@ save_ProgramEnvParameter4dvARB(GLenum target, GLuint index,
 #endif /* FEATURE_ARB_vertex_program || FEATURE_ARB_fragment_program */
 
 
+#ifdef FEATURE_ARB_occlusion_query
+
+static void GLAPIENTRY
+save_BeginQueryARB(GLenum target, GLuint id)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   Node *n;
+   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+   n = ALLOC_INSTRUCTION( ctx, OPCODE_BEGIN_QUERY_ARB, 2 );
+   if (n) {
+      n[1].e = target;
+      n[2].ui = id;
+   }
+   if (ctx->ExecuteFlag) {
+      (*ctx->Exec->BeginQueryARB)( target, id );
+   }
+}
+
+
+static void GLAPIENTRY
+save_EndQueryARB(GLenum target)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   Node *n;
+   ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+   n = ALLOC_INSTRUCTION( ctx, OPCODE_END_QUERY_ARB, 1 );
+   if (n) {
+      n[1].e = target;
+   }
+   if (ctx->ExecuteFlag) {
+      (*ctx->Exec->EndQueryARB)( target );
+   }
+}
+
+#endif /* FEATURE_ARB_occlusion_query */
+
 
 
 static void save_Attr1f( GLenum attr, GLfloat x )
@@ -5991,7 +6034,14 @@ execute_list( GLcontext *ctx, GLuint list )
                                                    n[4].f, n[5].f, n[6].f);
             break;
 #endif
-
+#if FEATURE_ARB_occlusion_query
+         case OPCODE_BEGIN_QUERY_ARB:
+            ctx->Exec->BeginQueryARB(n[1].e, n[2].ui);
+            break;
+         case OPCODE_END_QUERY_ARB:
+            ctx->Exec->EndQueryARB(n[1].e);
+            break;
+#endif
 	 case OPCODE_ATTR_1F:
 	    (*ctx->Exec->VertexAttrib1fNV)(n[1].e, n[2].f);
 	    break;
@@ -7574,6 +7624,17 @@ _mesa_init_dlist_table( struct _glapi_table *table, GLuint tableSize )
    table->UnmapBufferARB = _mesa_UnmapBufferARB;
 #endif
 
+#if FEATURE_ARB_occlusion_query
+   table->BeginQueryARB = save_BeginQueryARB;
+   table->EndQueryARB = save_EndQueryARB;
+   table->GenQueriesARB = _mesa_GenQueriesARB;
+   table->DeleteQueriesARB = _mesa_DeleteQueriesARB;
+   table->IsQueryARB = _mesa_IsQueryARB;
+   table->GetQueryivARB = _mesa_GetQueryivARB;
+   table->GetQueryObjectivARB = _mesa_GetQueryObjectivARB;
+   table->GetQueryObjectuivARB = _mesa_GetQueryObjectuivARB;
+#endif
+
    /* 299. GL_EXT_blend_equation_separate */
    table->BlendEquationSeparateEXT = save_BlendEquationSeparateEXT;
 }
-- 
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