void Light::enterScene(Scene* scene) {
VisualComponent::enterScene(scene);
light = createLight();
setEnabled(isEnabled());
setDiffuseColour(getDiffuseColour());
setSpecularColour(getSpecularColour());
setAttenuation(getAttenuation());
getSceneNode()->attachObject(light);
}
bool PlatformDemoState::update(float dt)
{
playerController->applyInput(playerInput);
m_scene.update(dt);
m_meshRenderer.update();
//update lighting
auto& shader = m_shaderResource.get(PlatformShaderId::SpecularSmooth2D);
//shader.setUniform("u_ambientColour", sf::Glsl::Vec4(m_scene.getAmbientColour()));
auto lights = m_scene.getVisibleLights(m_scene.getVisibleArea());
auto i = 0u;
for (; i < lights.size() && i < xy::Shader::NormalMapped::MaxPointLights; ++i)
{
auto light = lights[i];
if (light)
{
const std::string idx = std::to_string(i);
auto pos = light->getWorldPosition();
shader.setUniform("u_pointLightPositions[" + std::to_string(i) + "]", pos);
shader.setUniform("u_pointLights[" + idx + "].intensity", light->getIntensity());
shader.setUniform("u_pointLights[" + idx + "].diffuseColour", sf::Glsl::Vec4(light->getDiffuseColour()));
shader.setUniform("u_pointLights[" + idx + "].specularColour", sf::Glsl::Vec4(light->getSpecularColour()));
shader.setUniform("u_pointLights[" + idx + "].inverseRange", light->getInverseRange());
}
}
//switch off inactive lights
for (; i < xy::Shader::NormalMapped::MaxPointLights; ++i)
{
shader.setUniform("u_pointLights[" + std::to_string(i) + "].intensity", 0.f);
}
//update skylight
const auto& skyLight = m_scene.getSkyLight();
shader.setUniform("u_directionalLight.diffuseColour", sf::Glsl::Vec4(skyLight.getDiffuseColour()));
shader.setUniform("u_directionalLight.specularColour", sf::Glsl::Vec4(skyLight.getSpecularColour()));
shader.setUniform("u_directionalLight.intensity", skyLight.getIntensity());
shader.setUniform("u_directionaLightDirection", skyLight.getDirection());
return true;
}
