public SkyboxRenderer(GraphicsDevice device, Framebuffer target, Image <Rgba32> positiveXImage, Image <Rgba32> negativeXImage,
Image <Rgba32> positiveYImage, Image <Rgba32> negativeYImage,
Image <Rgba32> positiveZImage, Image <Rgba32> negativeZImage)
{
_skyboxTexture = new ImageSharpCubemapTexture(positiveXImage, negativeXImage, positiveYImage, negativeYImage, positiveZImage, negativeZImage);
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 },
target.OutputDescription);
_pipeline = factory.CreateGraphicsPipeline(ref pd);
ProjectionMatrixBuffer = factory.CreateBuffer(new BufferDescription(64, BufferUsage.UniformBuffer));
ViewMatrixBuffer = factory.CreateBuffer(new BufferDescription(64, BufferUsage.UniformBuffer));
_resourceSet = factory.CreateResourceSet(new ResourceSetDescription(
_layout,
ProjectionMatrixBuffer,
ViewMatrixBuffer,
textureView,
device.Aniso4xSampler));
}
public override void CreateDeviceObjects(GraphicsDevice gd, CommandList cl, SceneContext sc)
{
ResourceFactory factory = gd.ResourceFactory;
_vb = factory.CreateBuffer(new BufferDescription(s_vertices.SizeInBytes(), BufferUsage.VertexBuffer));
cl.UpdateBuffer(_vb, 0, s_vertices);
_ib = factory.CreateBuffer(new BufferDescription(s_indices.SizeInBytes(), BufferUsage.IndexBuffer));
cl.UpdateBuffer(_ib, 0, s_indices);
ImageSharpCubemapTexture imageSharpCubemapTexture = new ImageSharpCubemapTexture(_right, _left, _top, _bottom, _back, _front, false);
Texture textureCube = imageSharpCubemapTexture.CreateDeviceTexture(gd, factory);
TextureView textureView = factory.CreateTextureView(new TextureViewDescription(textureCube));
VertexLayoutDescription[] vertexLayouts = new VertexLayoutDescription[]
{
new VertexLayoutDescription(
new VertexElementDescription("Position", VertexElementSemantic.TextureCoordinate, VertexElementFormat.Float3))
};
(Shader vs, Shader fs) = StaticResourceCache.GetShaders(gd, gd.ResourceFactory, "Skybox");
_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,
gd.IsDepthRangeZeroToOne ? DepthStencilStateDescription.DepthOnlyGreaterEqual : DepthStencilStateDescription.DepthOnlyLessEqual,
new RasterizerStateDescription(FaceCullMode.None, PolygonFillMode.Solid, FrontFace.Clockwise, true, true),
PrimitiveTopology.TriangleList,
new ShaderSetDescription(vertexLayouts, new[] { vs, fs }, ShaderHelper.GetSpecializations(gd)),
new ResourceLayout[] { _layout },
sc.MainSceneFramebuffer.OutputDescription);
_pipeline = factory.CreateGraphicsPipeline(ref pd);
pd.Outputs = sc.ReflectionFramebuffer.OutputDescription;
_reflectionPipeline = factory.CreateGraphicsPipeline(ref pd);
_resourceSet = factory.CreateResourceSet(new ResourceSetDescription(
_layout,
sc.ProjectionMatrixBuffer,
sc.ViewMatrixBuffer,
textureView,
gd.PointSampler));
_disposeCollector.Add(_vb, _ib, textureCube, textureView, _layout, _pipeline, _reflectionPipeline, _resourceSet, vs, fs);
}
public void CreateDeviceObjects(GraphicsDevice gd, OutputDescription outputs)
{
ResourceFactory factory = gd.ResourceFactory;
_vb = factory.CreateBuffer(new BufferDescription((uint)(s_vertices.Length * 12), BufferUsage.VertexBuffer));
gd.UpdateBuffer(_vb, 0, s_vertices);
_ib = factory.CreateBuffer(new BufferDescription((uint)(s_indices.Length * 2), BufferUsage.IndexBuffer));
gd.UpdateBuffer(_ib, 0, s_indices);
ImageSharpCubemapTexture imageSharpCubemapTexture = new ImageSharpCubemapTexture(_front, _back, _top, _bottom, _right, _left, true);
Texture textureCube = imageSharpCubemapTexture.CreateDeviceTexture(gd, factory);
TextureView textureView = factory.CreateTextureView(new TextureViewDescription(textureCube));
VertexLayoutDescription[] vertexLayouts = new VertexLayoutDescription[]
{
new VertexLayoutDescription(
new VertexElementDescription("Position", VertexElementSemantic.TextureCoordinate, VertexElementFormat.Float3))
};
Shader[] shaders = factory.CreateFromSpirv(
new ShaderDescription(ShaderStages.Vertex, Encoding.ASCII.GetBytes(VertexShader), "main"),
new ShaderDescription(ShaderStages.Fragment, Encoding.ASCII.GetBytes(FragmentShader), "main"));
_disposables.Add(shaders[0]);
_disposables.Add(shaders[1]);
_layout = factory.CreateResourceLayout(new ResourceLayoutDescription(
new ResourceLayoutElementDescription("UBO", ResourceKind.UniformBuffer, ShaderStages.Vertex),
new ResourceLayoutElementDescription("CubeTexture", ResourceKind.TextureReadOnly, ShaderStages.Fragment),
new ResourceLayoutElementDescription("CubeSampler", ResourceKind.Sampler, ShaderStages.Fragment)));
GraphicsPipelineDescription pd = new GraphicsPipelineDescription(
BlendStateDescription.SingleAlphaBlend,
DepthStencilStateDescription.DepthOnlyLessEqual,
new RasterizerStateDescription(FaceCullMode.None, PolygonFillMode.Solid, FrontFace.Clockwise, true, true),
PrimitiveTopology.TriangleList,
new ShaderSetDescription(vertexLayouts, shaders),
new ResourceLayout[] { _layout },
outputs);
_pipeline = factory.CreateGraphicsPipeline(ref pd);
_ubo = factory.CreateBuffer(new BufferDescription(64 * 3, BufferUsage.UniformBuffer | BufferUsage.Dynamic));
_resourceSet = factory.CreateResourceSet(new ResourceSetDescription(
_layout,
_ubo,
textureView,
gd.PointSampler));
}
public override void CreateDeviceObjects(GraphicsDevice gd, CommandList cl, SceneContext sc)
{
ResourceFactory factory = gd.ResourceFactory;
_vb = factory.CreateBuffer(new BufferDescription(s_vertices.SizeInBytes(), BufferUsage.VertexBuffer));
cl.UpdateBuffer(_vb, 0, s_vertices);
_ib = factory.CreateBuffer(new BufferDescription(s_indices.SizeInBytes(), BufferUsage.IndexBuffer));
cl.UpdateBuffer(_ib, 0, s_indices);
ImageSharpCubemapTexture cubemap = PreloadTexture(sc);
Texture textureCube = cubemap.CreateDeviceTexture(gd, factory);
TextureLoaded?.Invoke(sc, cubemap);
_pendingCubemap = null;
VertexLayoutDescription[] vertexLayouts = new VertexLayoutDescription[]
{
new VertexLayoutDescription(
new VertexElementDescription("Position", VertexElementSemantic.TextureCoordinate, VertexElementFormat.Float3))
};
(Shader vs, Shader fs, SpecializationConstant[] specs) = StaticResourceCache.GetShaders(gd, gd.ResourceFactory, "Skybox");
_layout = factory.CreateResourceLayout(new ResourceLayoutDescription(
new ResourceLayoutElementDescription("CameraInfo", ResourceKind.UniformBuffer, ShaderStages.Vertex),
new ResourceLayoutElementDescription("CubeTexture", ResourceKind.TextureReadOnly, ShaderStages.Fragment),
new ResourceLayoutElementDescription("CubeSampler", ResourceKind.Sampler, ShaderStages.Fragment)));
GraphicsPipelineDescription pd = new GraphicsPipelineDescription(
BlendStateDescription.SingleAlphaBlend,
gd.IsDepthRangeZeroToOne ? DepthStencilStateDescription.DepthOnlyGreaterEqual : DepthStencilStateDescription.DepthOnlyLessEqual,
new RasterizerStateDescription(FaceCullMode.None, PolygonFillMode.Solid, FrontFace.Clockwise, true, true),
PrimitiveTopology.TriangleList,
new ShaderSetDescription(vertexLayouts, new[] { vs, fs }, specs),
new ResourceLayout[] { _layout },
sc.MainSceneFramebuffer.OutputDescription);
_pipeline = factory.CreateGraphicsPipeline(ref pd);
_resourceSet = factory.CreateResourceSet(new ResourceSetDescription(
_layout,
sc.CameraInfoBuffer,
textureCube,
gd.PointSampler));
_disposeCollector.Add(_vb, _ib, textureCube, _layout, _pipeline, _resourceSet, vs, fs);
}
public Skybox(Image <Rgba32> positiveXImage, Image <Rgba32> negativeXImage,
Image <Rgba32> positiveYImage, Image <Rgba32> negativeYImage,
Image <Rgba32> positiveZImage, Image <Rgba32> negativeZImage)
{
_skyboxTexture = new ImageSharpCubemapTexture(positiveXImage, negativeXImage, positiveYImage, negativeYImage, positiveZImage, negativeZImage);
}