From 2e61d136c27b9c740190643668f1e3509ce609dc Mon Sep 17 00:00:00 2001
From: =?utf8?q?Jos=C3=A9=20Fonseca?= <jfonseca@vmware.com>
Date: Sat, 24 Jan 2009 16:39:49 +0000
Subject: [PATCH] progs: Port most of the demos to glew.

A couple of test weren't ported due to glew breakage -- it undefines
GLAPIENTRY.
---
 progs/demos/Makefile         | 8 ++++----
 progs/demos/arbocclude.c     | 3 ++-
 progs/demos/copypix.c        | 4 ++--
 progs/demos/engine.c         | 4 ++--
 progs/demos/fbo_firecube.c   | 3 ++-
 progs/demos/fplight.c        | 3 ++-
 progs/demos/isosurf.c        | 3 ++-
 progs/demos/paltex.c         | 3 ++-
 progs/demos/pointblast.c     | 3 ++-
 progs/demos/shadowtex.c      | 3 ++-
 progs/demos/spriteblast.c    | 3 ++-
 progs/demos/streaming_rect.c | 4 ++--
 12 files changed, 26 insertions(+), 18 deletions(-)

diff --git a/progs/demos/Makefile b/progs/demos/Makefile
index 467dbc5cdf9..e636cbd9ad9 100644
--- a/progs/demos/Makefile
+++ b/progs/demos/Makefile
@@ -5,16 +5,16 @@ include $(TOP)/configs/current
 
 INCDIR = $(TOP)/include
 
-OSMESA_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lOSMesa -lGLU -lGL $(APP_LIB_DEPS)
+OSMESA_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lglew -lOSMesa -lGLU -lGL $(APP_LIB_DEPS)
 
-OSMESA16_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lOSMesa16 -lGLU -lGL $(APP_LIB_DEPS)
+OSMESA16_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lglew -lOSMesa16 -lGLU -lGL $(APP_LIB_DEPS)
 
-OSMESA32_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lOSMesa32 -lGLU -lGL $(APP_LIB_DEPS)
+OSMESA32_LIBS = -L$(TOP)/$(LIB_DIR) -lglut -lglew -lOSMesa32 -lGLU -lGL $(APP_LIB_DEPS)
 
 LIB_DEP = $(TOP)/$(LIB_DIR)/$(GL_LIB_NAME) $(TOP)/$(LIB_DIR)/$(GLU_LIB_NAME) \
 	$(TOP)/$(LIB_DIR)/$(GLUT_LIB_NAME)
 
-LIBS = -L$(TOP)/$(LIB_DIR) -l$(GLUT_LIB) -l$(GLU_LIB) -l$(GL_LIB) \
+LIBS = -L$(TOP)/$(LIB_DIR) -l$(GLUT_LIB) -l$(GLEW_LIB) -l$(GLU_LIB) -l$(GL_LIB) \
 	$(APP_LIB_DEPS)
 
 PROGS = \
diff --git a/progs/demos/arbocclude.c b/progs/demos/arbocclude.c
index 6bf4fd218b9..9188ad5a565 100644
--- a/progs/demos/arbocclude.c
+++ b/progs/demos/arbocclude.c
@@ -29,7 +29,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #define TEST_DISPLAY_LISTS 0
@@ -273,6 +273,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 400, 400 );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
    Win = glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutSpecialFunc( SpecialKey );
diff --git a/progs/demos/copypix.c b/progs/demos/copypix.c
index 15001e851be..51435acfa0f 100644
--- a/progs/demos/copypix.c
+++ b/progs/demos/copypix.c
@@ -6,11 +6,10 @@
  */
 
 
-#define GL_GLEXT_PROTOTYPES
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #include "readtex.h"
@@ -234,6 +233,7 @@ int main( int argc, char *argv[] )
       glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE);
 
    glutCreateWindow(argv[0]);
+   glewInit();
 
    Init(ciMode, filename);
    Usage();
diff --git a/progs/demos/engine.c b/progs/demos/engine.c
index 6040a2f1030..5b9b5baa7b3 100644
--- a/progs/demos/engine.c
+++ b/progs/demos/engine.c
@@ -5,12 +5,11 @@
  * June 2006
  */
 
-#define GL_GLEXT_PROTOTYPES
-
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 #include "readtex.h"
 #include "trackball.h"
@@ -1288,6 +1287,7 @@ main(int argc, char *argv[])
    glutInitWindowSize(WinWidth, WinHeight);
    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
    glutCreateWindow("OpenGL Engine Demo");
+   glewInit();
    glutReshapeFunc(Reshape);
    glutMouseFunc(Mouse);
    glutMotionFunc(Motion);
diff --git a/progs/demos/fbo_firecube.c b/progs/demos/fbo_firecube.c
index f5ee82a2f11..4e42924a09e 100644
--- a/progs/demos/fbo_firecube.c
+++ b/progs/demos/fbo_firecube.c
@@ -29,11 +29,11 @@
  *
  */
 
-#define GL_GLEXT_PROTOTYPES
 #include <math.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 #include "readtex.h"
 
@@ -1037,6 +1037,7 @@ main(int argc, char *argv[])
 
    glutInitWindowSize(WinWidth, WinHeight);
    Win = glutCreateWindow("fbo_firecube");
+   glewInit();
    init(argc, argv);
 
    glutDisplayFunc(draw);
diff --git a/progs/demos/fplight.c b/progs/demos/fplight.c
index fb510cccc8a..c297354103f 100644
--- a/progs/demos/fplight.c
+++ b/progs/demos/fplight.c
@@ -10,7 +10,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <math.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -273,6 +273,7 @@ int main( int argc, char *argv[] )
    glutInitWindowSize( 200, 200 );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
    Win = glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc( Reshape );
    glutKeyboardFunc( Key );
    glutSpecialFunc( SpecialKey );
diff --git a/progs/demos/isosurf.c b/progs/demos/isosurf.c
index 10f94b6ace2..e2ff6bea0b3 100644
--- a/progs/demos/isosurf.c
+++ b/progs/demos/isosurf.c
@@ -33,7 +33,7 @@
 #include <windows.h>
 #undef CLIP_MASK
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include "GL/glut.h"
 
 #include "readtex.h"
@@ -1052,6 +1052,7 @@ int main(int argc, char **argv)
    glutInitDisplayMode(type);
 
    if (glutCreateWindow("Isosurface") <= 0) {
+   glewInit();
       exit(0);
    }
 
diff --git a/progs/demos/paltex.c b/progs/demos/paltex.c
index aa9c0da36b7..d0cbcfb5e9a 100644
--- a/progs/demos/paltex.c
+++ b/progs/demos/paltex.c
@@ -11,7 +11,7 @@
 #ifdef _WIN32
 #include <windows.h>
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -255,6 +255,7 @@ int main( int argc, char *argv[] )
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
 
    glutCreateWindow(argv[0]);
+   glewInit();
 
    Init();
    (void) Init2; /* silence warning */
diff --git a/progs/demos/pointblast.c b/progs/demos/pointblast.c
index dbbe2f35a28..2a91b76ad32 100644
--- a/progs/demos/pointblast.c
+++ b/progs/demos/pointblast.c
@@ -18,7 +18,7 @@
 #ifdef _WIN32
 #include <windows.h>
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 /* Some <math.h> files do not define M_PI... */
@@ -444,6 +444,7 @@ main(int argc, char **argv)
   }
 
   glutCreateWindow("point burst");
+  glewInit();
   glutDisplayFunc(redraw);
   glutMouseFunc(mouse);
   glutMotionFunc(mouseMotion);
diff --git a/progs/demos/shadowtex.c b/progs/demos/shadowtex.c
index 4787f0f29d2..f10a01ec265 100644
--- a/progs/demos/shadowtex.c
+++ b/progs/demos/shadowtex.c
@@ -31,12 +31,12 @@
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-#define GL_GLEXT_PROTOTYPES
 #include <assert.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <math.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 #include "showbuffer.h"
 
@@ -1025,6 +1025,7 @@ main(int argc, char *argv[])
    glutInitWindowSize(WindowWidth, WindowHeight);
    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH | GLUT_STENCIL);
    glutCreateWindow(argv[0]);
+   glewInit();
    glutReshapeFunc(Reshape);
    glutKeyboardFunc(Key);
    glutSpecialFunc(SpecialKey);
diff --git a/progs/demos/spriteblast.c b/progs/demos/spriteblast.c
index 5ad8e4d9a94..f6630c25d07 100644
--- a/progs/demos/spriteblast.c
+++ b/progs/demos/spriteblast.c
@@ -21,7 +21,7 @@
 #ifdef _WIN32
 #include <windows.h>
 #endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 /* Some <math.h> files do not define M_PI... */
@@ -509,6 +509,7 @@ main(int argc, char **argv)
   glutInitWindowPosition(0, 0);
   glutInitWindowSize(600,300);
   glutCreateWindow("sprite blast");
+  glewInit();
   glutReshapeFunc(reshape);
   glutDisplayFunc(redraw);
   glutMouseFunc(mouse);
diff --git a/progs/demos/streaming_rect.c b/progs/demos/streaming_rect.c
index 4c1d8535fd7..4d4656e722b 100644
--- a/progs/demos/streaming_rect.c
+++ b/progs/demos/streaming_rect.c
@@ -6,12 +6,11 @@
  *
  */
 
-#define GL_GLEXT_PROTOTYPES
-
 #include <math.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #include "readtex.h"
@@ -303,6 +302,7 @@ int main( int argc, char *argv[] )
    glutInitWindowPosition( 0, 0 );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );
    glutCreateWindow(argv[0] );
+   glewInit();
 
    Init( argc, argv );
 
-- 
2.30.2