bool DirectxEngine::UpdateShader(const MeshData& mesh,
const IScene& scene,
bool alphaBlend,
float timer)
{
const int index = mesh.ShaderID();
if (index != NO_INDEX)
{
auto& shader = m_data->shaders[index];
if(index != m_data->selectedShader)
{
SetSelectedShader(index);
SendLights(scene.Lights());
shader->UpdateConstantMatrix("viewProjection", m_data->viewProjection);
shader->UpdateConstantFloat("cameraPosition", &m_data->cameraPosition.x, 3);
shader->UpdateConstantFloat("depthNear", &scene.Post().DepthNear(), 1);
shader->UpdateConstantFloat("depthFar", &scene.Post().DepthFar(), 1);
if (index == WATER_SHADER)
{
shader->UpdateConstantFloat("timer", &timer, 1);
}
}
SendTextures(mesh.TextureIDs());
SetRenderState(mesh.BackfaceCull(), m_data->isWireframe);
EnableAlphaBlending(alphaBlend, false);
return true;
}
return false;
}
void DirectxEngine::Render(const IScene& scene, float timer)
{
RenderSceneMap(scene, timer);
RenderPreEffects(scene.Post());
RenderBlur(scene.Post());
RenderPostProcessing(scene.Post());
m_data->swapchain->Present(0, 0);
}
bool DirectxEngine::UpdateShader(const Emitter& emitter, const IScene& scene)
{
const int index = emitter.ShaderID();
if (index != NO_INDEX)
{
auto& shader = m_data->shaders[index];
if (index != m_data->selectedShader)
{
SetSelectedShader(index);
shader->UpdateConstantFloat("depthNear", &scene.Post().DepthNear(), 1);
shader->UpdateConstantFloat("depthFar", &scene.Post().DepthFar(), 1);
}
shader->UpdateConstantFloat("tint", &emitter.Tint().r, 4);
SetRenderState(false, m_data->isWireframe);
EnableAlphaBlending(true, false);
return true;
}
return false;
}