add D3D11 project

GDP/D3D11/Light.cpp

@@ -0,0 +1,33 @@
+#include "Light.h"
+#include "Utilities.h"
+
+UINT Light::init(ID3D11Device* pD3DDevice, LightBuffer& lightData)
+{
+    D3D11_BUFFER_DESC desc = {};
+    desc.ByteWidth = sizeof(LightBuffer);
+    desc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
+    desc.Usage = D3D11_USAGE_IMMUTABLE; // no light update possible
+    //desc.Usage = D3D11_USAGE_DYNAMIC; // light update possible
+
+    D3D11_SUBRESOURCE_DATA initialData = {};
+    initialData.pSysMem = &lightData;
+
+    HRESULT hr = pD3DDevice->CreateBuffer(&desc, &initialData, &_pLightBuffer);
+    CheckFailed(hr, 70);
+
+    return 0;
+}
+
+void Light::update(FLOAT dt)
+{
+}
+
+void Light::render(ID3D11DeviceContext* pD3DDeviceContext)
+{
+    pD3DDeviceContext->PSSetConstantBuffers(0, 1, &_pLightBuffer);
+}
+
+void Light::deInit()
+{
+    safeRelease(_pLightBuffer);
+}