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progs/tests: add x/y rotation to cylwrap.c

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This commit is contained in:
Brian Paul
2010-02-05 10:21:15 -07:00
committed by Michal Krol
parent dd98a979b6
commit 22a3a817aa
1 changed files with 47 additions and 16 deletions
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63
progs/tests/cylwrap.c
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@@ -10,6 +10,7 @@
static int Win;
static int WinWidth = 600, WinHeight = 400;
static GLfloat Xrot = 0, Yrot = 0;
static GLboolean CylWrap = GL_TRUE;
@@ -83,21 +84,27 @@ Draw(void)
glClear(GL_COLOR_BUFFER_BIT);
glPushMatrix();
glTranslatef(0, +1.2, 0);
DrawSample(GL_FALSE);
glRotatef(Xrot, 1, 0, 0);
glRotatef(Yrot, 0, 1, 0);
glPushMatrix();
glTranslatef(0, +1.2, 0);
DrawSample(GL_FALSE);
glPopMatrix();
/* set Mesa back-door state for testing cylindrical wrap mode */
if (CylWrap)
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_PRIORITY, 0.125);
glPushMatrix();
glTranslatef(0, -1.2, 0);
DrawSample(GL_TRUE);
glPopMatrix();
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_PRIORITY, 1.0);
glPopMatrix();
/* set Mesa back-door state for testing cylindrical wrap mode */
if (CylWrap)
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_PRIORITY, 0.125);
glPushMatrix();
glTranslatef(0, -1.2, 0);
DrawSample(GL_TRUE);
glPopMatrix();
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_PRIORITY, 1.0);
glutSwapBuffers();
}
@@ -110,17 +117,16 @@ 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);
glFrustum(-1.0, 1.0, -1.0, 1.0, 3.0, 25.0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0.0, 0.0, -15.0);
glTranslatef(0.0, 0.0, -10.0);
}
static void
Key(unsigned char key, int x, int y)
{
const GLfloat step = 3.0;
(void) x;
(void) y;
switch (key) {
@@ -141,6 +147,30 @@ Key(unsigned char key, int x, int y)
}
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
MakeSineWaveTexture(void)
{
@@ -196,6 +226,7 @@ main(int argc, char *argv[])
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
Win = glutCreateWindow(argv[0]);
glutReshapeFunc(Reshape);
glutSpecialFunc(SpecialKey);
glutKeyboardFunc(Key);
glutDisplayFunc(Draw);
Init();