public bool Render(float rotation)
{
Matrix worldMatrix, viewMatrix, projectionMatrix;
float refractionScale;
// First set the refraction scale to modify how much perturbation occurs in the glass.
// Set the refraction scale for the glass shader.
refractionScale = 0.01f;
// Clear the buffers to begin the scene.
D3D.BeginScene(0.0f, 0.0f, 0.0f, 1.0f);
// Get the world, view, and projection matrices from the camera and d3d objects.
worldMatrix = D3D.WorldMatrix;
viewMatrix = Camera.ViewMatrix;
projectionMatrix = D3D.ProjectionMatrix;
// Then render the 3D spinning cube scene as normal.
// Multiply the world matrix by the rotation.
Matrix.RotationY(rotation, out worldMatrix);
// Put the cube model vertex and index buffers on the graphics pipeline to prepare them for drawing.
Model.Render(D3D.DeviceContext);
// Render the cube model using the texture shader.
if (!TextureShader.Render(D3D.DeviceContext, Model.IndexCount, worldMatrix, viewMatrix, projectionMatrix, Model.TextureCollection.Select(item => item.TextureResource).First()))
{
return(false);
}
// Reset the world matrix.
worldMatrix = D3D.WorldMatrix;
// Now render the window model using the glass shader with the color texture, normal map, refraction render to texture, and refraction scale as input.
// Translate to back where the window model will be rendered.
Matrix.Translation(0.0f, 0.0f, -1.5f, out worldMatrix);
// // Put the window model vertex and index buffers on the graphics pipeline to prepare them for drawing.
WindowModel.Render(D3D.DeviceContext);
// Render the window model using the glass shader.
if (!GlassShader.Render(D3D.DeviceContext, WindowModel.IndexCount, worldMatrix, viewMatrix, projectionMatrix, WindowModel.TextureCollection.Select(item => item.TextureResource).First(), WindowModel.TextureCollection.Select(item => item.TextureResource).ToArray()[1], RenderTexture.ShaderResourceView, refractionScale))
{
return(false);
}
// Present the rendered scene to the screen.
D3D.EndScene();
return(true);
}
public static void Main(string[] args)
{
// Create shaders:
Shader solidRed = new UnlitColorShader("red");
Shader solidBlue = new UnlitColorShader("blue");
Shader glass = new GlassShader();
// Create the models:
Model cube = new CubeModel(solidRed);
Model monkey = new Suzanne(glass);
// Draw the two models:
cube.Draw(); // "Rendering Cube with a red color."
monkey.Draw(); // "Rendering Suzanne to look like glass."
// Switch out the shader on suzanne:
monkey.SetShader(solidBlue);
monkey.Draw(); // "Rendering Suzanne with a blue color."
}
public void Shutdown()
{
// Release the camera object.
Camera = null;
// Release the GlassShader object.
GlassShader?.ShutDown();
GlassShader = null;
// Release the texture shader object.
TextureShader?.ShutDown();
TextureShader = null;
// Release the render to texture object.
RenderTexture?.Shutdown();
RenderTexture = null;
// Release the model object.
Model?.Shutdown();
Model = null;
// Release the model object.
WindowModel?.Shutdown();
WindowModel = null;
// Release the Direct3D object.
D3D?.ShutDown();
D3D = null;
}