progs: Port fp programs to GLEW.

progs/fp/SConscript

@@ -11,7 +11,20 @@ env.Prepend(CPPPATH = [
 
 env.Prepend(LIBS = ['$GLUT_LIB'])
 
-env.Program(
-        target = 'fp-tri',
-        source = ['fp-tri.c'],
+progs = [
+    'fp-tri',
+    'tri-depth',
+    'tri-depth2',
+    'tri-depthwrite',
+    'tri-depthwrite2',
+    'tri-inv',
+    'tri-param',
+    'tri-tex',
+    'point-position',
+]
+
+for prog in progs:
+    env.Program(
+        target = prog,
+        source = [prog + '.c'],
     )

progs/fp/fp-tri.c

@@ -89,7 +89,7 @@ static void Init( void )
    }
    fprintf(stderr, "%.*s\n", sz, buf);
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }

progs/fp/point-position.c

@@ -2,9 +2,8 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
-#include "GL/gl.h"
 
 
 
@@ -17,7 +16,7 @@ static void Init( void )
       ;
    GLuint modulateProg;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -109,6 +108,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);

progs/fp/tri-depth.c

@@ -2,9 +2,8 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
-#include "GL/gl.h"
 
 
 
@@ -19,7 +18,7 @@ static void Init( void )
       ;
    GLuint modulateProg;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -89,8 +88,6 @@ int main(int argc, char **argv)
 
     glutInit(&argc, argv);
 
-
-
     glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
 
     type = GLUT_RGB;
@@ -101,6 +98,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);

progs/fp/tri-depth2.c

@@ -2,9 +2,8 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
-#include "GL/gl.h"
 
 
 
@@ -21,7 +20,7 @@ static void Init( void )
       ;
    GLuint modulateProg;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -106,6 +105,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);

progs/fp/tri-depthwrite.c

@@ -2,7 +2,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -16,7 +16,7 @@ static void Init(void)
       ;
    GLuint modulateProg;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -97,6 +97,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);

progs/fp/tri-depthwrite2.c

@@ -2,7 +2,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -16,7 +16,7 @@ static void Init(void)
       ;
    GLuint modulateProg;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -97,6 +97,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);

progs/fp/tri-inv.c

@@ -2,7 +2,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 
@@ -17,7 +17,7 @@ static void Init( void )
       ;
    GLuint modulateProg;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -99,6 +99,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);

progs/fp/tri-param.c

@@ -2,9 +2,9 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
-#include "GL/gl.h"
+
 
 static void Init( void )
 {
@@ -15,7 +15,7 @@ static void Init( void )
       ;
    GLuint modulateProg;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -104,6 +104,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);

progs/fp/tri-tex.c

@@ -3,7 +3,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
 #include <GL/glut.h>
 
 #include "readtex.c"
@@ -23,7 +23,7 @@ static void Init( void )
    GLuint modulateProg;
    GLuint Texture;
 
-   if (!glutExtensionSupported("GL_ARB_fragment_program")) {
+   if (!GLEW_ARB_fragment_program) {
       printf("Error: GL_ARB_fragment_program not supported!\n");
       exit(1);
    }
@@ -120,6 +120,8 @@ int main(int argc, char **argv)
 	exit(1);
     }
 
+    glewInit();
+
     Init();
 
     glutReshapeFunc(Reshape);