private void calculateCameraPosition(float horizontalDistance, float verticalDistance) {
float theta = player.getRotY() + angleAroundPlayer;
float offsetX = (float) (horizontalDistance * Math.sin(Math.toRadians(theta)));
float offsetZ = (float) (horizontalDistance * Math.cos(Math.toRadians(theta)));
position.x = player.getPosition().x - offsetX;
position.z = player.getPosition().z - offsetZ;
position.y = player.getPosition().y + 1 + verticalDistance;
yaw = 180.0f - theta;
}
private void prepareInstance(Entity entity) {
Matrix4f transformationMatrix =
Maths.createTransformationMatrix(
entity.getPosition(),
entity.getRotX(),
entity.getRotY(),
entity.getRotZ(),
entity.getScale());
shader.loadTransformationMatrix(transformationMatrix);
shader.loadOffset(entity.getTextureXOffset(), entity.getTextureYOffset());
}