public void setViewport(int i, int j, int width, int height) {
SLog.d(did, String.format("Viewport set: %d/%d", width, height));
viewport[0] = i;
viewport[1] = j;
viewport[2] = width;
viewport[3] = height;
}
@Override
public void onSurfaceChanged(GL10 gl, int width, int height) {
gl.glViewport(0, 0, width, height);
camera.setViewport(0, 0, width, height);
camera.changePerspective(gl, Projection.PERSPECTIVE);
SLog.d(did, "Surface created.");
}
public void changePerspective(GL10 gl, Projection p) {
SLog.d(did, "Changing perspective.");
gl.glMatrixMode(GL10.GL_PROJECTION); // select projection
gl.glLoadIdentity(); // reset
float aspect = ((float) viewport[2] / viewport[3]);
switch (p) {
case PERSPECTIVE:
SLog.d(did, "Setting perspective mode width aspect = " + aspect);
gl.glFrustumf(-aspect, aspect, -1f, 1f, near, far);
break;
case ORTHOGRAPHIC:
SLog.d(did, "Setting orthographic mode.");
gl.glOrthof(-1, 1, -1, 1, -1f, 10.0f);
break;
default:
break;
}
hasChanged = true;
}
