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authorftrapero <frantracer@gmail.com>2017-06-27 12:08:38 +0200
committerftrapero <frantracer@gmail.com>2017-06-27 12:08:38 +0200
commitb30506dface604c78e445905ce263f166945d67b (patch)
tree1c23f91f36eb445850b654daa9c5e30bb47072e5 /nx-X11/extras/Mesa_6.4.2/progs/util/glutskel.c
parentc032f0e341c981036e9b3245a0e0710ad61599d0 (diff)
parent663631725ee2d633d9ec5821cd48953ffd188d00 (diff)
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Include mesa-6.4.2 project
Diffstat (limited to 'nx-X11/extras/Mesa_6.4.2/progs/util/glutskel.c')
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diff --git a/nx-X11/extras/Mesa_6.4.2/progs/util/glutskel.c b/nx-X11/extras/Mesa_6.4.2/progs/util/glutskel.c
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+/* $Id: glutskel.c,v 1.2 2004/04/22 00:47:28 brianp Exp $ */
+
+/*
+ * A skeleton/template GLUT program
+ *
+ * Written by Brian Paul and in the public domain.
+ */
+
+
+/*
+ * $Log: glutskel.c,v $
+ * Revision 1.2 2004/04/22 00:47:28 brianp
+ * minor clean-ups
+ *
+ * Revision 1.1.1.1 1999/08/19 00:55:42 jtg
+ * Imported sources
+ *
+ * Revision 1.2 1998/11/07 14:20:14 brianp
+ * added simple rotation, animation of cube
+ *
+ * Revision 1.1 1998/11/07 14:14:37 brianp
+ * Initial revision
+ *
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <GL/glut.h>
+
+
+static GLfloat Xrot = 0, Yrot = 0, Zrot = 0;
+static GLboolean Anim = GL_FALSE;
+
+
+static void
+Idle(void)
+{
+ Xrot += 3.0;
+ Yrot += 4.0;
+ Zrot += 2.0;
+ glutPostRedisplay();
+}
+
+
+static void
+Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ glPushMatrix();
+ glRotatef(Xrot, 1, 0, 0);
+ glRotatef(Yrot, 0, 1, 0);
+ glRotatef(Zrot, 0, 0, 1);
+
+ glutSolidCube(2.0);
+
+ glPopMatrix();
+
+ glutSwapBuffers();
+}
+
+
+static void
+Reshape(int width, int height)
+{
+ glViewport(0, 0, width, height);
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
+ glMatrixMode(GL_MODELVIEW);
+ glLoadIdentity();
+ glTranslatef(0.0, 0.0, -15.0);
+}
+
+
+static void
+Key(unsigned char key, int x, int y)
+{
+ const GLfloat step = 3.0;
+ (void) x;
+ (void) y;
+ switch (key) {
+ case 'a':
+ Anim = !Anim;
+ if (Anim)
+ glutIdleFunc(Idle);
+ else
+ glutIdleFunc(NULL);
+ break;
+ case 'z':
+ Zrot -= step;
+ break;
+ case 'Z':
+ Zrot += step;
+ break;
+ case 27:
+ exit(0);
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+SpecialKey(int key, int x, int y)
+{
+ const GLfloat step = 3.0;
+ (void) x;
+ (void) y;
+ switch (key) {
+ case GLUT_KEY_UP:
+ Xrot -= step;
+ break;
+ case GLUT_KEY_DOWN:
+ Xrot += step;
+ break;
+ case GLUT_KEY_LEFT:
+ Yrot -= step;
+ break;
+ case GLUT_KEY_RIGHT:
+ Yrot += step;
+ break;
+ }
+ glutPostRedisplay();
+}
+
+
+static void
+Init(void)
+{
+ /* setup lighting, etc */
+ glEnable(GL_DEPTH_TEST);
+ glEnable(GL_LIGHTING);
+ glEnable(GL_LIGHT0);
+}
+
+
+int
+main(int argc, char *argv[])
+{
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(400, 400);
+ glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
+ glutCreateWindow(argv[0]);
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutSpecialFunc(SpecialKey);
+ glutDisplayFunc(Draw);
+ if (Anim)
+ glutIdleFunc(Idle);
+ Init();
+ glutMainLoop();
+ return 0;
+}