@Override
public void draw(final Renderer r) {
initialize(r);
updateTranslations();
final double camWaterDist = waterPlane.pseudoDistance(cam.getLocation());
aboveWater = camWaterDist >= 0;
if (isSupported()) {
waterShader.setUniform("tangent", tangent);
waterShader.setUniform("binormal", binormal);
waterShader.setUniform("useFadeToFogColor", useFadeToFogColor);
waterShader.setUniform("waterColor", waterColorStart);
waterShader.setUniform("waterColorEnd", waterColorEnd);
waterShader.setUniform("normalTranslation", (float) normalTranslation);
waterShader.setUniform("refractionTranslation", (float) refractionTranslation);
waterShader.setUniform("abovewater", aboveWater);
if (useProjectedShader) {
waterShader.setUniform("cameraPos", cam.getLocation());
waterShader.setUniform("waterHeight", (float) waterPlane.getConstant());
waterShader.setUniform("amplitude", (float) waterMaxAmplitude);
waterShader.setUniform("heightFalloffStart", (float) heightFalloffStart);
waterShader.setUniform("heightFalloffSpeed", (float) heightFalloffSpeed);
}
final double heightTotal = clipBias + waterMaxAmplitude - waterPlane.getConstant();
final Vector4 clipPlane = Vector4.fetchTempInstance();
if (useReflection) {
clipPlane.set(
waterPlane.getNormal().getX(),
waterPlane.getNormal().getY(),
waterPlane.getNormal().getZ(),
heightTotal);
renderReflection(clipPlane);
}
if (useRefraction && aboveWater) {
clipPlane.set(
-waterPlane.getNormal().getX(),
-waterPlane.getNormal().getY(),
-waterPlane.getNormal().getZ(),
-waterPlane.getConstant());
renderRefraction(clipPlane);
}
}
if (fallbackTextureState != null) {
fallbackTextureStateMatrix.setM31(normalTranslation);
fallbackTexture.setTextureMatrix(fallbackTextureStateMatrix);
}
super.draw(r);
}
