Implemented basic game dll interaction

res/shaders/Skybox.slang

@@ -0,0 +1,52 @@
+import Common;
+
+struct VertexShaderInput
+{
+    float3 position;
+};
+
+struct VertexShaderOutput
+{
+    float4 clipPos : SV_Position;
+    float3 texCoords;
+};
+
+[[vk::push_constant]]
+ConstantBuffer<float4x4> transformMatrix;
+
+[shader("vertex")]
+VertexStageOutput vertexMain(
+    VertexShaderInput input)
+{
+    VertexStageOutput output;
+    vec4 worldPos = 512 * vec4(input.position, 1.0f);
+    clip(dot(worldPos, clipPlane));
+    output.clipPos = gViewParams.projectionMatrix * gViewParams.viewMatrix * worldPos;
+    output.texCoords = position;
+    return output;
+}
+
+[[vk::push_constant]]
+ConstantBuffer<float3> fogColor;
+
+[[vk::push_constant]]
+ConstantBuffer<float> blendFactor;
+
+Texture3D cubeMap;
+Texture3D cubeMap2;
+SamplerState sampler;
+
+const float lowerLimit = 0.0;
+const float upperLimit = 0.1;
+
+float4 fragMain(
+    VertexShaderOutput output)
+{
+    float4 texture1 = cubeMap.Sample(sampler, output.texCoords);
+    float4 texture2 = cubeMap2.Sample(sampler, output.texCoords);
+    float4 finalColor = mix(texture1, texture2, blendFactor);
+
+    float factor = (input.texCoords.y - lowerLimit) / (upperLimit - lowerLimit);
+    factor = clamp(factor, 0.0, 1.0);
+    return = mix(vec4(fogColor, 1), finalColor, factor);
+}