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add normals and enable lighting

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This commit is contained in:
Josh Holtrop 2012-03-06 23:31:33 -05:00
parent 65e011b55c
commit aee1265ebd
1 changed files with 10 additions and 0 deletions
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10
opengl.cpp
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@ -11,6 +11,10 @@ int main()
// Set color and depth clear value
glClearDepth(1.f);
glClearColor(0.f, 0.f, 0.f, 0.f);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glEnable(GL_COLOR_MATERIAL);
glColor3f(1.f, 1.f, 1.f);
// Enable Z-buffer read and write
glEnable(GL_DEPTH_TEST);
@ -55,31 +59,37 @@ int main()
glBegin(GL_QUADS);
glNormal3f(0, 0, -1);
glVertex3f(-50.f, -50.f, -50.f);
glVertex3f(-50.f, 50.f, -50.f);
glVertex3f( 50.f, 50.f, -50.f);
glVertex3f( 50.f, -50.f, -50.f);
glNormal3f(0, 0, 1);
glVertex3f(-50.f, -50.f, 50.f);
glVertex3f(-50.f, 50.f, 50.f);
glVertex3f( 50.f, 50.f, 50.f);
glVertex3f( 50.f, -50.f, 50.f);
glNormal3f(-1, 0, 0);
glVertex3f(-50.f, -50.f, -50.f);
glVertex3f(-50.f, 50.f, -50.f);
glVertex3f(-50.f, 50.f, 50.f);
glVertex3f(-50.f, -50.f, 50.f);
glNormal3f(1, 0, 0);
glVertex3f(50.f, -50.f, -50.f);
glVertex3f(50.f, 50.f, -50.f);
glVertex3f(50.f, 50.f, 50.f);
glVertex3f(50.f, -50.f, 50.f);
glNormal3f(0, -1, 0);
glVertex3f(-50.f, -50.f, 50.f);
glVertex3f(-50.f, -50.f, -50.f);
glVertex3f( 50.f, -50.f, -50.f);
glVertex3f( 50.f, -50.f, 50.f);
glNormal3f(0, 1, 0);
glVertex3f(-50.f, 50.f, 50.f);
glVertex3f(-50.f, 50.f, -50.f);
glVertex3f( 50.f, 50.f, -50.f);