public void Initialize(GraphicsDevice device, CommandList commandList, RenderableInitialize initialize)
{
if (_graphicsDevice != null)
{
return;
}
_graphicsDevice = device;
var factory = device.ResourceFactory;
var deviceTexture = _skyboxTexture.CreateDeviceTexture(device, factory);
_skyboxTexture = null;
TextureView textureView = factory.CreateTextureView(new TextureViewDescription(deviceTexture));
_vb = factory.CreateBuffer(new BufferDescription(VertexPosition.SizeInBytes * (uint)s_vertices.Length, BufferUsage.VertexBuffer));
device.UpdateBuffer(_vb, 0, s_vertices);
_ib = factory.CreateBuffer(new BufferDescription(sizeof(ushort) * (uint)s_indices.Length, BufferUsage.IndexBuffer));
device.UpdateBuffer(_ib, 0, s_indices);
VertexLayoutDescription[] vertexLayouts = new VertexLayoutDescription[]
{
new VertexLayoutDescription(
new VertexElementDescription("Position", VertexElementSemantic.TextureCoordinate, VertexElementFormat.Float3))
};
_layout = factory.CreateResourceLayout(new ResourceLayoutDescription(
new ResourceLayoutElementDescription("Projection", ResourceKind.UniformBuffer, ShaderStages.Vertex),
new ResourceLayoutElementDescription("View", ResourceKind.UniformBuffer, ShaderStages.Vertex),
new ResourceLayoutElementDescription("CubeTexture", ResourceKind.TextureReadOnly, ShaderStages.Fragment),
new ResourceLayoutElementDescription("CubeSampler", ResourceKind.Sampler, ShaderStages.Fragment)));
GraphicsPipelineDescription pd = new GraphicsPipelineDescription(
BlendStateDescription.SingleAlphaBlend,
//device.IsDepthRangeZeroToOne ? DepthStencilStateDescription.DepthOnlyGreaterEqual : DepthStencilStateDescription.DepthOnlyLessEqual,
new DepthStencilStateDescription(false, false, ComparisonKind.LessEqual),
new RasterizerStateDescription(FaceCullMode.Back, PolygonFillMode.Solid, FrontFace.Clockwise, true, true),
PrimitiveTopology.TriangleList,
new ShaderSetDescription(
vertexLayouts,
factory.CreateFromSpirv(
new ShaderDescription(ShaderStages.Vertex, Encoding.UTF8.GetBytes(SkyboxShader.VertexCode), "main"),
new ShaderDescription(ShaderStages.Fragment, Encoding.UTF8.GetBytes(SkyboxShader.FragmentCode), "main"))),
new ResourceLayout[] { _layout },
device.SwapchainFramebuffer.OutputDescription);
_pipeline = factory.CreateGraphicsPipeline(ref pd);
_resourceSet = factory.CreateResourceSet(new ResourceSetDescription(
_layout,
initialize.Renderer.ProjectionBuffer,
initialize.Renderer.ViewBuffer,
textureView,
device.Aniso4xSampler));
}
public virtual void Initialize(GraphicsDevice device, CommandList commandList, RenderableInitialize initialize)
{
}
