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- /* idproj.c */
-
-
- /*
- * Setup an identity projection such that glVertex(x,y) maps to
- * window coordinate (x,y).
- */
-
-
-
-
-
- void IdentityProjection( GLint x, GLint y, GLsizei width, GLsizei height )
- {
- glViewport( x, y, width, height );
- glMatrixMode( GL_PROJECTION );
- glLoadIdentity();
- glOrtho( (GLdouble) x, (GLdouble) y,
- (GLdouble) width, (GLdouble) height,
- -1.0, 1.0 );
- glMatrixMode( GL_MODELVIEW );
- glLoadIdentity();
- }
-
-