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Lines Matching refs:ymax

1011    float xmin, xmax, ymin, ymax;
1013    ymax = zNear * tan( fovy * M_PI / 360.0f );
1014    ymin = -ymax;
1017    xmax = ymax * aspect;
1019    glFrustumf( xmin, xmax, ymin, ymax, zNear, zFar );
1027    GLdouble xmin, xmax, ymin, ymax;
1029    ymax = zNear * tan( fovy * M_PI / 360.0 );
1030    ymin = -ymax;
1033    xmax = ymax * aspect;
1035    glFrustum( xmin, xmax, ymin, ymax, zNear, zFar );