protected override void DoInitialize()
{
{
// particleSimulator-fountain.comp is also OK.
var shaderCode = new ShaderCode(File.ReadAllText(@"shaders\ParticleSimulatorRenderer\particleSimulator.comp"), ShaderType.ComputeShader);
this.computeProgram = shaderCode.CreateProgram();
}
{
GLBuffer buffer = this.positionBuffer;
Texture texture = buffer.DumpBufferTexture(OpenGL.GL_RGBA32F, autoDispose: false);
texture.Initialize();
this.positionTexture = texture;
}
{
GLBuffer buffer = this.velocityBuffer;
Texture texture = buffer.DumpBufferTexture(OpenGL.GL_RGBA32F, autoDispose: false);
texture.Initialize();
this.velocityTexture = texture;
}
{
const int length = 64;
UniformBuffer buffer = UniformBuffer.Create(typeof(vec4), length, BufferUsage.DynamicCopy);
buffer.Bind();
OpenGL.BindBufferBase((BindBufferBaseTarget)BufferTarget.UniformBuffer, 0, buffer.BufferId);
buffer.Unbind();
this.attractorBuffer = buffer;
OpenGL.CheckError();
}
}
public override UniformBuffer CreateUniformBuffer(ref BufferDescription description)
{
UniformBuffer ub = Factory.CreateUniformBuffer(ref description);
DisposeCollector.Add(ub);
return(ub);
}
/// <summary>
/// Apply this state to a shader program.
/// </summary>
/// <param name="ctx">
/// A <see cref="GraphicsContext"/> used to share common state between shaders.
/// </param>
/// <param name="shaderProgram">
/// A <see cref="ShaderProgram"/> that specify this uniform state.
/// </param>
/// <param name="uniformScope">
/// A <see cref="String"/> that specify the scope the uniform variable.
/// </param>
private void ApplyState(GraphicsContext ctx, ShaderProgram shaderProgram, string uniformScope)
{
if (shaderProgram == null)
{
throw new ArgumentNullException("shaderProgram");
}
GraphicsResource.CheckCurrentContext(ctx);
if (UniformBlockTag != null && UniformBuffer != null && shaderProgram.IsActiveUniformBlock(UniformBlockTag))
{
// Update uniform buffer
UniformBuffer.Map(ctx, BufferAccess.WriteOnly);
try {
ApplyState(ctx, UniformBuffer, null, UniformState.Values, this);
} finally {
UniformBuffer.Unmap(ctx);
}
// All uniforms at once
shaderProgram.SetUniformBlock(ctx, UniformBlockTag, UniformBuffer);
}
else
{
ApplyState(ctx, shaderProgram, null, UniformState.Values, this);
}
}
protected override void DoInitialize()
{
{
// particleSimulator-fountain.comp is also OK.
var shaderCode = new ShaderCode(File.ReadAllText(@"shaders\ParticleSimulatorRenderer\particleSimulator.comp"), ShaderType.ComputeShader);
this.computeProgram = shaderCode.CreateProgram();
}
{
BufferPtr bufferPtr = this.positionBufferPtr;
Texture texture = bufferPtr.DumpBufferTexture(OpenGL.GL_RGBA32F, autoDispose: false);
texture.Initialize();
this.positionTexture = texture;
}
{
BufferPtr bufferPtr = this.velocityBufferPtr;
Texture texture = bufferPtr.DumpBufferTexture(OpenGL.GL_RGBA32F, autoDispose: false);
texture.Initialize();
this.velocityTexture = texture;
}
{
IndependentBufferPtr bufferPtr = null;
using (var buffer = new UniformBuffer <vec4>(BufferUsage.DynamicCopy, noDataCopyed: true))
{
buffer.Create(elementCount: 64);
bufferPtr = buffer.GetBufferPtr();
}
bufferPtr.Bind();
OpenGL.BindBufferBase((BindBufferBaseTarget)BufferTarget.UniformBuffer, 0, bufferPtr.BufferId);
this.attractorBufferPtr = bufferPtr;
bufferPtr.Unbind();
}
}
/// <summary>
/// Create or update resources defined by this IGraphicsState, based on the associated <see cref="ShaderProgram"/>.
/// </summary>
/// <param name="ctx">
/// A <see cref="GraphicsContext"/> used for allocating resources.
/// </param>
/// <param name="shaderProgram">
/// A <see cref="ShaderProgram"/> that will be used in conjunction with this IGraphicsState.
/// </param>
public override void Create(GraphicsContext ctx, ShaderProgram shaderProgram)
{
// Create IGraphicsResource uniforms (i.e. textures)
Dictionary <string, UniformStateMember> uniformState = UniformState;
foreach (KeyValuePair <string, UniformStateMember> pair in uniformState)
{
if (pair.Value.GetUniformType().GetInterface("IGraphicsResource") == null)
{
continue;
}
IGraphicsResource graphicsResource = pair.Value.GetUniformValue(this) as IGraphicsResource;
if (graphicsResource == null)
{
continue;
}
// Create the IGraphicsResource associated with the uniform state variable
graphicsResource.Create(ctx);
}
// Create uniform buffer, if supported
if (UniformBlockTag != null && shaderProgram != null && shaderProgram.IsActiveUniformBlock(UniformBlockTag) && UniformBuffer == null)
{
_UniformBuffer = shaderProgram.CreateUniformBlock(UniformBlockTag, MapBufferUsageMask.MapWriteBit);
_UniformBuffer.Create(ctx);
}
// Base implementation
base.Create(ctx, shaderProgram);
}
private void CreateLightUniformBuffer(int bufferIndex)
{
// two ints + lights. two ints padded to 16 bytes
var size = 16 + 1024;
lightsBuffer = new UniformBuffer(GL.GenBuffer(), size, BufferUsageHint.DynamicDraw);
lightsBuffer.SetBufferIndex(bufferIndex);
}
public void CreateDeviceResources(GraphicsDevice gd, CommandList cl, OutputDescription outputDescription)
{
_gd = gd;
ResourceFactory factory = gd.ResourceFactory;
_vertexBuffer = factory.CreateVertexBuffer(new BufferDescription(10000, true));
_indexBuffer = factory.CreateIndexBuffer(new IndexBufferDescription(2000, IndexFormat.UInt16, true));
RecreateFontDeviceTexture(gd, cl);
_projMatrixBuffer = factory.CreateUniformBuffer(new BufferDescription(64));
byte[] vertexShaderBytes = LoadEmbeddedShaderCode(gd.ResourceFactory, "imgui-vertex", ShaderStages.Vertex);
byte[] fragmentShaderBytes = LoadEmbeddedShaderCode(gd.ResourceFactory, "imgui-frag", ShaderStages.Fragment);
_vertexShader = factory.CreateShader(new ShaderDescription(ShaderStages.Vertex, vertexShaderBytes));
_fragmentShader = factory.CreateShader(new ShaderDescription(ShaderStages.Fragment, fragmentShaderBytes));
VertexLayoutDescription[] vertexLayouts = new VertexLayoutDescription[]
{
new VertexLayoutDescription(
new VertexElementDescription("in_position", VertexElementSemantic.Position, VertexElementFormat.Float2),
new VertexElementDescription("in_texCoord", VertexElementSemantic.TextureCoordinate, VertexElementFormat.Float2),
new VertexElementDescription("in_color", VertexElementSemantic.Color, VertexElementFormat.Byte4))
};
ShaderStageDescription[] shaderStages = new ShaderStageDescription[]
{
new ShaderStageDescription(ShaderStages.Vertex, _vertexShader, "VS"),
new ShaderStageDescription(ShaderStages.Fragment, _fragmentShader, "FS")
};
_layout = factory.CreateResourceLayout(new ResourceLayoutDescription(
new ResourceLayoutElementDescription("ProjectionMatrixBuffer", ResourceKind.Uniform, ShaderStages.Vertex),
new ResourceLayoutElementDescription("FontTexture", ResourceKind.Texture, ShaderStages.Fragment),
new ResourceLayoutElementDescription("FontSampler", ResourceKind.Sampler, ShaderStages.Fragment)));
PipelineDescription pd = new PipelineDescription(
BlendStateDescription.SingleAlphaBlend,
new DepthStencilStateDescription(false, false, DepthComparisonKind.Always),
new RasterizerStateDescription(FaceCullMode.None, TriangleFillMode.Solid, FrontFace.Clockwise, false, true),
PrimitiveTopology.TriangleList,
new ShaderSetDescription(vertexLayouts, shaderStages),
new ResourceLayout[] { _layout },
outputDescription);
_pipeline = factory.CreatePipeline(ref pd);
_resourceSet = factory.CreateResourceSet(new ResourceSetDescription(_layout,
_projMatrixBuffer,
_fontTextureView,
gd.PointSampler));
}
/// <summary>
/// Renders this camera.
/// </summary>
public void Render()
{
ValidateDispose();
// mark this as the currently rendering camera
current = this;
// set up the camera data buffer fo the render
if (m_dataBuffer == null)
{
m_dataBuffer = new UniformBuffer <CameraData>();
}
m_dataBuffer.Value = new CameraData(ViewMatrix, ProjectionMatrix);
m_dataBuffer.BufferData();
// setup the lighting data buffer for the render
if (m_lightBuffer == null)
{
m_lightBuffer = new UniformBuffer <LightData>();
}
m_lightBuffer.Value = Entity.Scene.GetLightData();
m_lightBuffer.BufferData();
// clear the render target
GL.ClearColor(m_clearColor);
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
// do culling on all renderable components
List <Renderer> toRender = new List <Renderer>();
foreach (Renderer renderer in Entity.Scene.GetRenderables())
{
if (!renderer.IsCulled())
{
toRender.Add(renderer);
}
}
// sort the rendered components to minimize state changes
toRender.Sort();
// rendering all active components
foreach (Renderer renderer in toRender)
{
renderer.Render();
}
current = null;
}
public static void LinkTransformsTo(this IStandardTransformMaterial me, UniformBuffer <Matrix4x4>?projection = null, UniformBuffer <Matrix4x4>?view = null, UniformBuffer <Matrix4x4>?world = null)
{
if (projection != null)
{
me.Projection.Buffer = projection.Buffer;
}
if (view != null)
{
me.View.Buffer = view.Buffer;
}
if (world != null)
{
me.World.Buffer = world.Buffer;
}
}
public Renderer(ShaderLibrary shaderLibrary, int width, int height)
{
State = new State();
Scheduler = new Scheduler();
ShaderLibrary = shaderLibrary;
CameraUniformBuffer = new UniformBuffer <CameraData>(State, 0);
SceneUniformBuffer = new UniformBuffer <SceneData>(State, 1);
MaterialUniformBuffer = new UniformBuffer <MaterialData>(State, 2);
ToneMapUniformBuffer = new UniformBuffer <ToneMapData>(State, 3);
Quad = new Quad(State);
Initialize(width, height);
}
public ChunkBuffer()
{
//Setup all buffer allocators
VertexBuffers = new UniformBuffer(false);
BufferAllocators = new BufferAllocator[Sizes.Length];
unsafe
{
long *buf = (long *)VertexBuffers.Update();
for (int i = 0; i < Sizes.Length; i++)
{
BufferAllocators[i] = new BufferAllocator(Sizes[i], Counts[i], false, PixelInternalFormat.Rgba8ui);
buf[i * 2] = BufferAllocators[i].BufferTex.View.GetTextureHandle().SetResidency(Residency.Resident);
}
VertexBuffers.UpdateDone();
}
}
public void Use()
{
UniformBuffer.Use();
if (!LockBlendState)
{
BlendState.Execute();
}
if (!LockFaceCullState)
{
FaceCullState.Execute();
}
if (!LockDepthState)
{
DepthState.Execute();
}
if (!LockMaskState)
{
MaskState.Execute();
}
if (!LockStencilState)
{
StencilState.Execute();
}
if (RenderStack.Graphics.Configuration.useGl1)
{
GL.Material(
MaterialFace.FrontAndBack,
MaterialParameter.AmbientAndDiffuse,
UniformBuffer.Floats("surface_diffuse_reflectance_color").Value
);
GL.Material(
MaterialFace.FrontAndBack,
MaterialParameter.Specular,
UniformBuffer.Floats("surface_specular_reflectance_color").Value
);
float r = UniformBuffer.Floats("surface_roughness").Value[0];
float shininess = (1 - r) * 128.0f;
GL.Material(
MaterialFace.FrontAndBack,
MaterialParameter.Shininess,
shininess
);
}
}
public RenderDriver(
ProgramLoader pLoader,
StaticImageLoader tLoader,
Resolution resolution)
{
_resolution = resolution;
_enable_debug_views = false;
// Render UBOs
_ubo_game_config = new UniformBuffer(BufferStorageFlags.DynamicStorageBit, 0, new EngineHelper.size[]
{
EngineHelper.size.vec4,
EngineHelper.size.f
});
_ubo_camera = new UniformBuffer(BufferStorageFlags.DynamicStorageBit, 1, new EngineHelper.size[] {
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.vec3,
EngineHelper.size.vec3
});
// Render FX List
_effects = new List <RenderEffect>();
// Render FXs
_fxQuad = createEffect <fx_Quad>(pLoader, "common/");
_fxTest = createEffect <fx_Test>(pLoader, "test/");
_fxCrosshair = createEffect <fx_Crosshair>(pLoader, tLoader, "crosshair/");
_fxSpecial = createEffect <fx_Special>(pLoader, "special/");
_fxFinal = createEffect <fx_Final>(pLoader, "final/");
_fxGBuffer = createEffect <fx_gBuffer>(pLoader, tLoader, "gBuffer/");
_fxVXGI = createEffect <fx_VXGI>(pLoader, "vxgi/");
_fxShadow = createEffect <fx_Shadow>(pLoader, "shadow/");
_fxSkyBox = createEffect <fx_SkyBox>(pLoader, tLoader, "skybox/");
_fxHDR = createEffect <fx_HDR>(pLoader, "hdr/");
_fxLens = createEffect <fx_Lens>(pLoader, tLoader, "lens/");
_fxDepthOfField = createEffect <fx_DepthOfField>(pLoader, tLoader, "dof/");
_fxMotionBlur = createEffect <fx_MotionBlur>(pLoader, "motion_blur/");
_fxAtmosphericScattering = createEffect <fx_AtmosphericScattering>(pLoader, "ats/");
}
internal void Write <T>(string v, T mYBuffer) where T : struct
{
var Value = myIDsToItems[v];
var MVPBuffer = new UniformBuffer <T>(mYBuffer);
WriteDescriptorSet mySet = new WriteDescriptorSet();
mySet.DescriptorType = DescriptorType.UniformBuffer;
mySet.DescriptorCount = Value.DescriptorCount;
mySet.DstBinding = Value.Binding;
mySet.DstSet = myDSet[Value.Binding];
unsafe
{
mySet.BufferInfo = new DescriptorBufferInfo[] { new DescriptorBufferInfo {
Buffer = MVPBuffer, Offset = 0, Range = MVPBuffer.SizeOfBuffer
} };
}
VulkanRenderer.SelectedLogicalDevice.UpdateDescriptorSet(mySet, null);
MVPBuffer.Dispose();
mySet.Dispose();
}
/// <summary>
/// Apply this depth test render state.
/// </summary>
/// <param name="ctx">
/// A <see cref="GraphicsContext"/> which has defined the shader program <paramref name="shaderProgram"/>.
/// </param>
/// <param name="shaderProgram">
/// The <see cref="ShaderProgram"/> which has the state set.
/// </param>
public override void Apply(GraphicsContext ctx, ShaderProgram shaderProgram)
{
if (UniformBlockTag != null && shaderProgram != null && shaderProgram.IsActiveUniformBlock(UniformBlockTag))
{
// Ensure uniform buffer existing
if (UniformBuffer == null)
{
_UniformBuffer = shaderProgram.CreateUniformBlock(UniformBlockTag, MapBufferUsageMask.MapWriteBit);
_UniformBuffer.Create(ctx);
}
// Apply uniforms to uniform buffer
ApplyState(ctx, shaderProgram, String.Empty);
// Set uniform block
shaderProgram.SetUniformBlock(ctx, UniformBlockTag, _UniformBuffer);
}
else
{
// Apply uniforms to program
ApplyState(ctx, shaderProgram, String.Empty);
}
}
/// <summary>
/// Dispose resources allocated by <see cref="Create(GraphicsContext, ShaderProgram)"/>.
/// </summary>
public override void Delete()
{
if (_UniformBuffer != null)
{
_UniformBuffer.Dispose();
_UniformBuffer = null;
}
Dictionary <string, UniformStateMember> uniformState = UniformState;
foreach (KeyValuePair <string, UniformStateMember> pair in uniformState)
{
if (pair.Value.GetUniformType().GetInterface("IGraphicsResource") == null)
{
continue;
}
IGraphicsResource graphicsResource = pair.Value.GetUniformValue(this) as IGraphicsResource;
if (graphicsResource == null)
{
continue;
}
}
}
public LightManager()
{
_light_count = 0;
_lights = new Dictionary <int, Light>();
_lights_enabled = new List <Light>();
_lights_shadowed = new List <Light>();
_lights_shadowed_manifest = new List <Vector4>();
//vec4 info - (light type, id of this type, layer id, --)
_ubo_shadow_manifest = new UniformBuffer(OpenTK.Graphics.OpenGL.BufferStorageFlags.DynamicStorageBit, 3, new EngineHelper.size[] {
EngineHelper.size.vec4
}, 32);
//mat4 view
//mat4 perspective
//mat4 viewray
//vec4 - vec3 light_position / float falloff
//vec4 - vec3 light_color / float intensity
//vec4 - vec3 light_direction
//vec4 - float spot_angle / float spot_blur
_ubo_shadow_spot = new UniformBuffer(OpenTK.Graphics.OpenGL.BufferStorageFlags.DynamicStorageBit, 4, new EngineHelper.size[] {
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.vec4,
EngineHelper.size.vec4,
EngineHelper.size.vec4,
EngineHelper.size.vec4,
}, 32);
//mat4 view[6]
//mat4 perspective
//vec4 - vec3 light_position / float falloff
//vec4 - vec3 light_color / float intensity
_ubo_shadow_point = new UniformBuffer(OpenTK.Graphics.OpenGL.BufferStorageFlags.DynamicStorageBit, 5, new EngineHelper.size[] {
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.vec4,
EngineHelper.size.vec4,
}, 32);
//mat4 view[4]
//mat4 perspective[4]
//vec4 light_position
_ubo_shadow_directional = new UniformBuffer(OpenTK.Graphics.OpenGL.BufferStorageFlags.DynamicStorageBit, 6, new EngineHelper.size[]
{
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.mat4,
EngineHelper.size.vec4,
}, 1);
}
public override void Bind(UniformBuffer uniformBuffer)
{
BufferNameGL3x bufferHandle = ((UniformBufferGL3x)uniformBuffer).Handle;
GL.BindBufferBase(BufferTarget.UniformBuffer, _bindHandle, bufferHandle.Value);
}
private void ReadMaterialData(string relative_path)
{
BinaryReader reader = new BinaryReader(Project.directory_path + "\\" + relative_path);
if (!reader.is_ok)
{
return;
}
MaterialData material_data = new MaterialData();
material_data.Read(reader);
AssetDatabase asset_database = (AssetDatabase)App.Current.Resources["asset_database"];
AssetCacheData pixel_shader_cache = asset_database.Find(material_data.pixel_shader_id, AssetType.kShader);
ShaderData pixelShader = ReadShaderData(pixel_shader_cache.path);
ub = new UniformBuffer(pixelShader, material_data.uniform_buffers[0].data);
inspector_.ClearInspectors();
foreach (var pair in ub.name_map_)
{
ShaderVariable var = ub.data_map_[pair.Value];
InspectorTypes type = InspectorTypes.kNumber;
switch (var.type_)
{
case ShaderVarType.kBool:
type = InspectorTypes.kCheckbox;
break;
case ShaderVarType.kFloat:
case ShaderVarType.kDouble:
type = InspectorTypes.kSlider;
break;
case ShaderVarType.kUint:
case ShaderVarType.kUint8:
case ShaderVarType.kInt:
type = InspectorTypes.kNumber;
break;
case ShaderVarType.kMat3:
type = InspectorTypes.kMatrix3x3;
break;
case ShaderVarType.kMat4:
type = InspectorTypes.kMatrix4x4;
break;
case ShaderVarType.kVec2:
type = InspectorTypes.kVector2;
break;
case ShaderVarType.kVec3:
type = InspectorTypes.kVector3;
break;
case ShaderVarType.kVec4:
type = InspectorTypes.kVector4;
break;
}
inspector_.AddInspector(pair.Key, type,
new VarRef(() => ub.data_map_[pair.Value].data_,
val => {
ub.data_map_[pair.Value].Set(val);
material_data.uniform_buffers[0].data = ub.ConstructDataBuffer();
StoreMaterialData(relative_path, material_data);
}));
}
}
public ViewProjectionProvider(World world, UniformBuffer <Matrix4x4> cameraViewProjection) : base(world)
{
_cameraViewProjection = cameraViewProjection;
}
public virtual void Bind(UniformBuffer uniformBuffer)
{
}
public virtual void Bind(UniformBuffer uniformBuffer)
{
}
public void BindUniformBuffer <T>(string name, UniformBuffer <T> buffer) where T : unmanaged
{
GL.UniformBlockBinding(Id, GL.GetUniformBlockIndex(Id, name), buffer.BindingIndex);
}
public WorldViewer(ITagContainer diContainer)
{
this.diContainer = diContainer;
resourcePool = diContainer.GetTag <IResourcePool>();
Window = diContainer.GetTag <WindowContainer>().NewWindow("World Viewer");
Window.AddTag(this);
Window.InitialBounds = new Rect(float.NaN, float.NaN, 1100.0f, 600.0f);
editor = new TwoColumnEditorTag(Window, diContainer);
var onceAction = new OnceAction();
Window.AddTag(onceAction);
Window.OnContent += onceAction.Invoke;
Window.OnContent += UpdateIntersectionPrimitive;
Window.OnKeyDown += HandleKeyDown;
var menuBar = new MenuBarWindowTag(Window);
menuBar.AddButton("Open", HandleMenuOpen);
var gridRenderer = new DebugGridRenderer(diContainer);
//gridRenderer.Material.LinkTransformsTo(controls.Projection, controls.View, controls.World);
AddDisposable(gridRenderer);
modelMaterialEdit = new ModelMaterialEdit(Window, diContainer);
modelMaterialEdit.OpenEntriesByDefault = false;
diContainer.GetTag <OpenDocumentSet>().AddEditor(this);
openFileModal = new OpenFileModal(diContainer);
openFileModal.Filter = "*.bsp";
openFileModal.IsFilterChangeable = false;
openFileModal.OnOpenedResource += Load;
locationBuffer = new LocationBuffer(diContainer.GetTag <GraphicsDevice>());
AddDisposable(locationBuffer);
camera = new Camera(diContainer.ExtendedWith(locationBuffer));
AddDisposable(camera);
controls = new FlyControlsTag(Window, camera.Location, diContainer);
worldTransform = new UniformBuffer <Matrix4x4>(diContainer.GetTag <GraphicsDevice>().ResourceFactory);
worldTransform.Ref = Matrix4x4.Identity;
AddDisposable(worldTransform);
fbArea = Window.GetTag <FramebufferArea>();
fbArea.OnResize += HandleResize;
fbArea.OnRender += locationBuffer.Update;
fbArea.OnRender += worldTransform.Update;
fbArea.OnRender += camera.Update;
fbArea.OnRender += gridRenderer.Render;
fbArea.OnRender += HandleRender;
editor.AddInfoSection("Statistics", HandleStatisticsContent);
editor.AddInfoSection("Materials", HandleMaterialsContent, false);
editor.AddInfoSection("Sections", HandleSectionsContent, false);
editor.AddInfoSection("ViewFrustum Culling", HandleViewFrustumCulling, false);
editor.AddInfoSection("Collision", HandleCollision, false);
editor.AddInfoSection("Raycast", HandleRaycast, true);
boundsRenderer = new DebugBoxLineRenderer(diContainer);
boundsRenderer.Color = IColor.Red;
boundsRenderer.Material.LinkTransformsTo(camera);
boundsRenderer.Material.LinkTransformsTo(world: worldTransform);
AddDisposable(boundsRenderer);
planeRenderer = new DebugPlaneRenderer(diContainer);
planeRenderer.Material.LinkTransformsTo(camera);
planeRenderer.Material.LinkTransformsTo(world: worldTransform);
AddDisposable(planeRenderer);
frustumRenderer = new DebugHexahedronLineRenderer(diContainer);
frustumRenderer.Material.LinkTransformsTo(camera);
frustumRenderer.Material.LinkTransformsTo(world: worldTransform);
AddDisposable(frustumRenderer);
triangleRenderer = new DebugTriangleLineRenderer(diContainer);
triangleRenderer.Material.LinkTransformsTo(camera);
triangleRenderer.Material.LinkTransformsTo(world: worldTransform);
AddDisposable(triangleRenderer);
rayRenderer = new DebugLineRenderer(diContainer);
rayRenderer.Material.LinkTransformsTo(camera);
rayRenderer.Material.LinkTransformsTo(world: worldTransform);
AddDisposable(rayRenderer);
worldRenderer = new WorldRenderer(diContainer.ExtendedWith(camera, locationBuffer));
AddDisposable(worldRenderer);
}
public override void Bind(UniformBuffer uniformBuffer)
{
BufferNameGL3x bufferHandle = ((UniformBufferGL3x)uniformBuffer).Handle;
GL.BindBufferBase(BufferTarget.UniformBuffer, _bindHandle, bufferHandle.Value);
}
public MaterialManager()
{
// Create UBO for bindless material textures
_ubo_bindless = new UniformBuffer(OpenTK.Graphics.OpenGL.BufferStorageFlags.DynamicStorageBit, 2, EngineHelper.size.i64, 256 * 2);
}
public unsafe override void CreateDeviceObjects(GraphicsDevice gd, CommandList cl, SceneContext sc)
{
ResourceFactory factory = gd.ResourceFactory;
_vb = factory.CreateVertexBuffer(new BufferDescription(s_vertices.SizeInBytes()));
cl.UpdateBuffer(_vb, 0, s_vertices);
_ib = factory.CreateIndexBuffer(new IndexBufferDescription(s_indices.SizeInBytes(), IndexFormat.UInt16));
cl.UpdateBuffer(_ib, 0, s_indices);
_viewMatrixBuffer = factory.CreateUniformBuffer(new BufferDescription((ulong)Unsafe.SizeOf <Matrix4x4>()));
Texture textureCube;
TextureView textureView;
fixed(Rgba32 *frontPin = &_front.DangerousGetPinnableReferenceToPixelBuffer())
fixed(Rgba32 * backPin = &_back.DangerousGetPinnableReferenceToPixelBuffer())
fixed(Rgba32 * leftPin = &_left.DangerousGetPinnableReferenceToPixelBuffer())
fixed(Rgba32 * rightPin = &_right.DangerousGetPinnableReferenceToPixelBuffer())
fixed(Rgba32 * topPin = &_top.DangerousGetPinnableReferenceToPixelBuffer())
fixed(Rgba32 * bottomPin = &_bottom.DangerousGetPinnableReferenceToPixelBuffer())
{
uint width = (uint)_front.Width;
uint height = (uint)_front.Height;
textureCube = factory.CreateTexture(new TextureDescription(
width,
height,
1,
1,
1,
PixelFormat.R8_G8_B8_A8_UNorm,
TextureUsage.Sampled | TextureUsage.Cubemap));
uint faceSize = (uint)(_front.Width * _front.Height * Unsafe.SizeOf <Rgba32>());
cl.UpdateTextureCube(textureCube, (IntPtr)leftPin, faceSize, CubeFace.NegativeX, 0, 0, width, height, 0, 0);
cl.UpdateTextureCube(textureCube, (IntPtr)rightPin, faceSize, CubeFace.PositiveX, 0, 0, width, height, 0, 0);
cl.UpdateTextureCube(textureCube, (IntPtr)bottomPin, faceSize, CubeFace.NegativeY, 0, 0, width, height, 0, 0);
cl.UpdateTextureCube(textureCube, (IntPtr)topPin, faceSize, CubeFace.PositiveY, 0, 0, width, height, 0, 0);
cl.UpdateTextureCube(textureCube, (IntPtr)backPin, faceSize, CubeFace.NegativeZ, 0, 0, width, height, 0, 0);
cl.UpdateTextureCube(textureCube, (IntPtr)frontPin, faceSize, CubeFace.PositiveZ, 0, 0, width, height, 0, 0);
textureView = factory.CreateTextureView(new TextureViewDescription(textureCube));
}
VertexLayoutDescription[] vertexLayouts = new VertexLayoutDescription[]
{
new VertexLayoutDescription(
new VertexElementDescription("Position", VertexElementSemantic.Position, VertexElementFormat.Float3))
};
Shader vs = ShaderHelper.LoadShader(factory, "Skybox", ShaderStages.Vertex);
Shader fs = ShaderHelper.LoadShader(factory, "Skybox", ShaderStages.Fragment);
ShaderStageDescription[] shaderStages = new ShaderStageDescription[]
{
new ShaderStageDescription(ShaderStages.Vertex, vs, "VS"),
new ShaderStageDescription(ShaderStages.Fragment, fs, "VS"),
};
_layout = factory.CreateResourceLayout(new ResourceLayoutDescription(
new ResourceLayoutElementDescription("Projection", ResourceKind.Uniform, ShaderStages.Vertex),
new ResourceLayoutElementDescription("View", ResourceKind.Uniform, ShaderStages.Vertex),
new ResourceLayoutElementDescription("CubeTexture", ResourceKind.Texture, ShaderStages.Fragment),
new ResourceLayoutElementDescription("CubeSampler", ResourceKind.Sampler, ShaderStages.Fragment)));
PipelineDescription pd = new PipelineDescription(
BlendStateDescription.SingleAlphaBlend,
DepthStencilStateDescription.LessEqual,
new RasterizerStateDescription(FaceCullMode.None, TriangleFillMode.Solid, FrontFace.Clockwise, false, true),
PrimitiveTopology.TriangleList,
new ShaderSetDescription(vertexLayouts, shaderStages),
new ResourceLayout[] { _layout },
gd.SwapchainFramebuffer.OutputDescription);
_pipeline = factory.CreatePipeline(ref pd);
_resourceSet = factory.CreateResourceSet(new ResourceSetDescription(
_layout,
sc.ProjectionMatrixBuffer,
_viewMatrixBuffer,
textureView,
gd.PointSampler));
_disposeCollector.Add(_vb, _ib, _viewMatrixBuffer, textureCube, textureView, _layout, _pipeline, _resourceSet, vs, fs);
}
public static void CreateResources()
{
uniform0 = new UniformBuffer <UniformBufferObject>(graphicsDevice, 0);
}
public void SetSharedUniforms(UniformBuffer uniforms)
{
SharedUniforms = uniforms;
Instructions |= CommandInstructions.SetSharedUniforms;
}
public Material()
{
_ubo = new UniformBuffer(64f, 0.2f, 20.0f, 0.5f, 1.0f, new Vector4(1f, 1f, 1f, 1f), new Vector4(1f, 1f, 1f, 1f), new Vector4(1f, 1f, 1f, 1f));
_buffer = new Buffer(BufferTarget.UniformBuffer, BufferUsageHint.DynamicDraw);
_changed = true;
}
public Material(float sh, float ni, float ab, float gm, float gc, Vector4 amb, Vector4 dif, Vector4 spec)
{
_ubo = new UniformBuffer(sh, ni, ab, gm, gc, amb, dif, spec);
_buffer = new Buffer(BufferTarget.UniformBuffer, BufferUsageHint.DynamicDraw);
_changed = true;
}
//Deferred Renderer Rework - New GBuffer -
//32:32:32 WorldPos, (16b:SPARE, 16b:materialIdx)
//8:8:8 Norm, 8:SPARE
//reproject z buffer and recompute chain for culling
public DeferredRenderer(Framebuffer[] fbufs, LightManager man)
{
lMan = man;
InfoBindings = new TextureBinding[fbufs.Length];
InfoBindings2 = new TextureBinding[fbufs.Length];
DepthBindings = new TextureBinding[fbufs.Length];
Framebuffers = new Framebuffer[fbufs.Length];
HiZMap = new TextureView[fbufs.Length][];
views = new ViewData[fbufs.Length];
HiZMapUBO = new UniformBuffer(false);
unsafe
{
int off = 0;
float *fp = (float *)HiZMapUBO.Update();
fp += 4;
for (int i = 0; i < views.Length; i++)
{
views[i] = new ViewData()
{
depthBuf = new Texture()
{
Width = fbufs[i].Width,
Height = fbufs[i].Height,
Depth = 1,
Format = PixelInternalFormat.DepthComponent32f,
GenerateMipmaps = false,
LayerCount = 1,
LevelCount = 1,
Target = TextureTarget.Texture2D
}.Build(),
infoTex = new Texture()
{
Width = fbufs[i].Width,
Height = fbufs[i].Height,
Depth = 1,
Format = PixelInternalFormat.Rgba32f,
GenerateMipmaps = false,
LayerCount = 1,
LevelCount = 1,
Target = TextureTarget.Texture2D
}.Build(),
infoTex2 = new Texture()
{
Width = fbufs[i].Width,
Height = fbufs[i].Height,
Depth = 1,
Format = PixelInternalFormat.Rgba8,
GenerateMipmaps = false,
LayerCount = 1,
LevelCount = 1,
Target = TextureTarget.Texture2D
}.Build(),
hiZ = new Texture()
{
Width = fbufs[i].Width,
Height = fbufs[i].Height,
Depth = 1,
Format = PixelInternalFormat.Rg32f,
GenerateMipmaps = false,
LayerCount = 1,
LevelCount = (int)(MathHelper.Log2((ulong)Math.Max(fbufs[i].Width, fbufs[i].Height)) + 1),
Target = TextureTarget.Texture2D
}.Build(),
gbuffer = new Framebuffer(fbufs[i].Width, fbufs[i].Height),
};
views[i].depthView = new TextureView()
{
BaseLayer = 0,
BaseLevel = 0,
Format = PixelInternalFormat.DepthComponent32f,
LayerCount = 1,
LevelCount = 1,
Target = TextureTarget.Texture2D
}.Build(views[i].depthBuf);
views[i].infoView = new TextureView()
{
BaseLayer = 0,
BaseLevel = 0,
Format = PixelInternalFormat.Rgba32f,
LayerCount = 1,
LevelCount = 1,
Target = TextureTarget.Texture2D
}.Build(views[i].infoTex);
views[i].infoView2 = new TextureView()
{
BaseLayer = 0,
BaseLevel = 0,
Format = PixelInternalFormat.Rgba8,
LayerCount = 1,
LevelCount = 1,
Target = TextureTarget.Texture2D
}.Build(views[i].infoTex2);
views[i].hiZView = new TextureView[views[i].hiZ.LevelCount];
for (int j = 0; j < views[i].hiZView.Length; j++)
{
views[i].hiZView[j] = new TextureView()
{
BaseLayer = 0,
BaseLevel = j,
Format = PixelInternalFormat.Rg32f,
LayerCount = 1,
LevelCount = 1,
Target = TextureTarget.Texture2D,
}.Build(views[i].hiZ);
var f_arr = (float[])views[i].hiZView[j].GetImageHandle().SetResidency(Residency.Resident, AccessMode.ReadWrite);
for (int q = 0; q < f_arr.Length; q++)
{
*(fp++) = f_arr[q];
}
fp += 2;
}
views[i].hiZTex = new TextureView()
{
BaseLayer = 0,
BaseLevel = 0,
Format = PixelInternalFormat.Rg32f,
LayerCount = 1,
LevelCount = views[i].hiZView.Length,
Target = TextureTarget.Texture2D
}.Build(views[i].hiZ);
var sampler = new TextureSampler();
sampler.SetEnableLinearFilter(false, true, false);
sampler.MinReadLevel = 0;
sampler.MaxReadLevel = views[i].hiZView.Length;
sampler.SetTileMode(TileMode.ClampToBorder, TileMode.ClampToBorder);
views[i].hiZBinding = new TextureBinding()
{
View = views[i].hiZTex,
Sampler = sampler
};
var f_arr_ = (float[])views[i].hiZBinding.GetTextureHandle().SetResidency(Residency.Resident);
for (int q = 0; q < f_arr_.Length; q++)
{
*(fp++) = f_arr_[q];
}
fp += 2;
views[i].gbuffer[FramebufferAttachment.DepthAttachment] = views[i].depthView;
views[i].gbuffer[FramebufferAttachment.ColorAttachment0] = views[i].infoView;
views[i].gbuffer[FramebufferAttachment.ColorAttachment1] = views[i].infoView2;
Framebuffers[i] = views[i].gbuffer;
views[i].program = new ShaderProgram(
ShaderSource.Load(ShaderType.VertexShader, "Shaders/RenderToTexture/FrameBufferTriangle/vertex.glsl"),
ShaderSource.Load(ShaderType.FragmentShader, "Shaders/RenderToTexture/FrameBufferTriangle/fragment.glsl")
);
views[i].copy = new ShaderProgram(
ShaderSource.Load(ShaderType.ComputeShader, "Shaders/HiZ/copy.glsl", $"#define MIP_COUNT {views[i].hiZView.Length}")
);
views[i].copyState = new RenderState(null, views[i].copy, null, new UniformBuffer[] { Engine.GlobalParameters, HiZMapUBO }, false, false, DepthFunc.Always, InverseDepth.Far, InverseDepth.Near, BlendFactor.SrcAlpha, BlendFactor.OneMinusSrcAlpha, Vector4.Zero, InverseDepth.ClearDepth, CullFaceMode.Back);
views[i].mipchain = new ShaderProgram(
ShaderSource.Load(ShaderType.ComputeShader, "Shaders/HiZ/mipchain.glsl", $"#define MIP_COUNT {views[i].hiZView.Length}")
);
views[i].mipchainState = new RenderState(null, views[i].mipchain, null, new UniformBuffer[] { Engine.GlobalParameters, HiZMapUBO }, false, false, DepthFunc.Always, InverseDepth.Far, InverseDepth.Near, BlendFactor.SrcAlpha, BlendFactor.OneMinusSrcAlpha, Vector4.Zero, InverseDepth.ClearDepth, CullFaceMode.Back);
views[i].state = new RenderState(fbufs[i], views[i].program, null, new UniformBuffer[] { Engine.GlobalParameters }, false, true, DepthFunc.Always, InverseDepth.Far, InverseDepth.Near, BlendFactor.SrcAlpha, BlendFactor.OneMinusSrcAlpha, Vector4.Zero, InverseDepth.ClearDepth, CullFaceMode.None);
InfoBindings[i] = new TextureBinding()
{
View = views[i].infoView,
Sampler = TextureSampler.Default
};
InfoBindings[i].GetTextureHandle().SetResidency(Residency.Resident);
InfoBindings2[i] = new TextureBinding()
{
View = views[i].infoView2,
Sampler = TextureSampler.Default
};
InfoBindings2[i].GetTextureHandle().SetResidency(Residency.Resident);
DepthBindings[i] = new TextureBinding()
{
View = views[i].depthView,
Sampler = TextureSampler.Default,
};
DepthBindings[i].GetTextureHandle().SetResidency(Residency.Resident);
HiZMap[i] = views[i].hiZView;
views[i].cBuffer = new CommandBuffer();
views[i].cBuffer.SetRenderState(views[i].state);
views[i].cBuffer.Draw(PrimitiveType.Triangles, 0, 3, 1, 0);
}
HiZMapUBO.UpdateDone();
}
}
