internal protected AbstractConstantBuffer(LightDevice device, IntPtr buffer)
{
_device = device;
device.AddComponent(this);
_buffer = buffer;
}
private RenderTargetObject(LightDevice device)
{
_device = device;
device.AddComponent(this);
device.ReleaseRenderTargets += ReleaseView;
device.RebuildRenderTargets += RebuildView;
}
internal AbstractShaderResourceBuffer(LightDevice device, IntPtr pBuffer, IntPtr pView)
{
_device = device;
device.AddComponent(this);
_pBuffer = pBuffer;
_pView = pView;
}
public VertexDataProcessorGroup(LightDevice device, Type[] vertexTypes, object[] processors, IntPtr layout)
{
_device = device;
VertexTypes = vertexTypes;
Processors = processors;
_layout = layout;
_offsets = new uint[vertexTypes.Length];
}
//TODO get pipeline object
internal VertexDataProcessor(LightDevice device, IntPtr layout)
{
_device = device;
device.AddComponent(this);
_inputLayout = layout;
_bufferUpdate = new BufferUpdate(device);
}
internal static RenderTargetObject CreateSwapchainTarget(LightDevice device)
{
var ret = new RenderTargetObject(device);
ret._type = RenderTargetObjectType.SwapchainTarget;
ret._isDepthStencil = false;
ret.RebuildView();
return(ret);
}
internal IndexBuffer(LightDevice device, IntPtr ptr, int bitWidth, int size)
{
_device = device;
device.AddComponent(this);
_ptr = ptr;
_bitWidth = bitWidth;
_size = size;
}
internal static RenderTargetObject CreateTextureTarget(LightDevice device, int format)
{
var ret = new RenderTargetObject(device);
ret._type = RenderTargetObjectType.TextureTarget;
ret._isDepthStencil = false;
ret._formatTexture = format;
ret._formatTarget = format;
ret._formatResource = format;
ret._textureObj = new Texture2D(device, IntPtr.Zero, IntPtr.Zero, 0, 0, false);
ret.RebuildView();
return(ret);
}
internal Texture2D(LightDevice device, IntPtr tex, IntPtr view, int w, int h, bool holdPtr = true)
{
_device = device;
device.AddComponent(this);
_holdPointer = holdPtr;
_texture = tex;
_view = view;
Width = w;
Height = h;
}
internal VertexBuffer(LightDevice device, IBufferUpdate update, IntPtr buffer, IntPtr layout,
int stride, int vertexCount, bool isDynamic)
{
_device = device;
device.AddComponent(this);
_update = update;
_buffer = buffer;
_layout = layout;
_stride = (uint)stride;
_vertexCount = vertexCount;
_isDynamic = isDynamic;
}
internal static RenderTargetObject CreateDepthStencilTarget(LightDevice device,
int formatTexture, int formatTarget, int formatResource)
{
var ret = new RenderTargetObject(device);
ret._type = RenderTargetObjectType.TextureTarget;
ret._isDepthStencil = true;
ret._formatTexture = formatTexture;
ret._formatTarget = formatTarget;
ret._formatResource = formatResource;
ret.RebuildView();
return(ret);
}
internal Pipeline(LightDevice device, IntPtr v, IntPtr g, IntPtr p, IntPtr sign, InputTopology topology)
{
_device = device;
device.AddComponent(this);
_device.ResolutionChanged += DeviceBufferResized;
_vertex = v;
_geometry = g;
_pixel = p;
_signatureBlob = sign;
_viewport = new Viewport
{
Width = _device.ScreenWidth,
Height = _device.ScreenHeight,
MaxDepth = 1.0f,
};
_topology = topology;
}
internal unsafe IntPtr CreateBlenderForDevice(LightDevice device)
{
if (!_alpha)
{
return(IntPtr.Zero);
}
BlendDescription d = new BlendDescription();
d.RenderTarget0.BlendEnable = 1; //true
d.RenderTarget0.SrcBlend = 5; //D3D11_BLEND_SRC_ALPHA
d.RenderTarget0.DestBlend = 6; //D3D11_BLEND_INV_SRC_ALPHA
d.RenderTarget0.BlendOp = 1; //D3D11_BLEND_OP_ADD
d.RenderTarget0.SrcBlendAlpha = 2; //D3D11_BLEND_ONE
d.RenderTarget0.DestBlendAlpha = 1; //D3D11_BLEND_ZERO
d.RenderTarget0.BlendOpAlpha = 1; //D3D11_BLEND_OP_ADD
d.RenderTarget0.RenderTargetWriteMask = 15; //D3D11_COLOR_WRITE_ENABLE_ALL
Device.CreateBlendState(device.DevicePtr, new IntPtr(&d), out var ret).Check();
return(ret);
}
public AbstractFontCache(LightDevice device, Font font, PixelFormat format, Color foreground, Color background)
{
_device = device;
device.AddComponent(this);
Font = font;
PixelFormat = format;
BackgroundColor = background;
ForegroundColor = foreground;
_brush = new SolidBrush(foreground);
var height = (int)Math.Ceiling(font.GetHeight());
int bitmapSize;
if (height < 85)
{
bitmapSize = 256;
}
else
{
bitmapSize = Round2Power(height * 3);
}
BufferWidth = bitmapSize;
BufferHeight = bitmapSize;
_gdiBitmap = new Bitmap(BufferWidth, BufferHeight, format);
_gdiBitmapGraphics = Graphics.FromImage(_gdiBitmap);
_gdiBitmapGraphics.TextRenderingHint = TextRenderingHint.AntiAlias;
_formatSingle = new StringFormat();
_formatSingle.SetMeasurableCharacterRanges(new[] { new CharacterRange(0, 1) });
_formatDouble = new StringFormat();
_formatDouble.SetMeasurableCharacterRanges(new[] { new CharacterRange(0, 2) });
_empty = new CachedRegion
{
Bitmap = null,
X = 0,
Y = 0,
Width = 0,
Height = 0,
};
}
public RenderTargetList(params RenderTargetObject[] renderTargetObjects)
{
if (renderTargetObjects.Length < 1)
{
throw new ArgumentException(nameof(renderTargetObjects));
}
LightDevice device = renderTargetObjects[0].Device;
int renderTarget = 0, depthStencil = 0;
if (renderTargetObjects[0].IsDepthStencil)
{
depthStencil += 1;
}
else
{
renderTarget += 1;
}
for (int i = 1; i < renderTargetObjects.Length; ++i)
{
if (renderTargetObjects[i].Device != device)
{
throw new ArgumentException("target not from same device");
}
if (renderTargetObjects[i].IsDepthStencil)
{
depthStencil += 1;
}
else
{
renderTarget += 1;
}
}
if (renderTarget == 0 || depthStencil > 1)
{
throw new ArgumentException("invalid target type");
}
_renderTargets = renderTargetObjects.Where(t => !t.IsDepthStencil).ToArray();
_depthStencil = renderTargetObjects.FirstOrDefault(t => t.IsDepthStencil);
_viewPtr = new IntPtr[_renderTargets.Length];
}
public Sprite(LightDevice device)
{
_device = device;
device.AddComponent(this);
_pipeline = device.CompilePipeline(InputTopology.Triangle,
ShaderSource.FromString(PipelineCode, ShaderType.Vertex | ShaderType.Pixel));
_pipeline.SetBlender(Blender.AlphaBlender);
_vertexProcessor = _pipeline.CreateVertexDataProcessor <Vertex>();
_array = new[] {
new Vertex {
TexCoord = new Vector4(0, 0, 0, 0), Position = new Vector4(0, 0, 0, 0)
},
new Vertex {
TexCoord = new Vector4(1, 0, 0, 0), Position = new Vector4(1, 0, 0, 0)
},
new Vertex {
TexCoord = new Vector4(0, 1, 0, 0), Position = new Vector4(0, 1, 0, 0)
},
new Vertex {
TexCoord = new Vector4(0, 1, 0, 0), Position = new Vector4(0, 1, 0, 0)
},
new Vertex {
TexCoord = new Vector4(1, 0, 0, 0), Position = new Vector4(1, 0, 0, 0)
},
new Vertex {
TexCoord = new Vector4(1, 1, 0, 0), Position = new Vector4(1, 1, 0, 0)
},
};
_buffer = _vertexProcessor.CreateDynamicBuffer(6);
_constant = _pipeline.CreateConstantBuffer <VSConstant>();
_pipeline.SetConstant(ShaderType.Vertex, 0, _constant);
}
public static Texture2D Load(LightDevice device, Stream stream)
{
var header1 = Read <DdsHeader>(stream);
Check(header1.Magic == MagicDDS);
Check(header1.Size == 124);
Check((header1.Flags & 7) == 7); //caps, height, width
Check(header1.PixelFormat.Size == 32);
uint format = 0;
uint pitch = 0;
if ((header1.PixelFormat.Flags & 0x40) == 0x40) //DDPF_RGB
{
Check((header1.PixelFormat.Flags & 1) == 1); //Contains alpha
Check(header1.PixelFormat.ABitMask == 0xFF000000);
Check(header1.PixelFormat.RBitMask == 0x00FF0000);
Check(header1.PixelFormat.GBitMask == 0x0000FF00);
Check(header1.PixelFormat.BBitMask == 0x000000FF);
format = 87; //DXGI_FORMAT_B8G8R8A8_UNORM
//There must be at least one way to calculate pitch (providing RGBBitCount or PitchOrLinearSize)
if ((header1.PixelFormat.Flags & 0x40) == 0x40) //DDPF_RGB
{
pitch = (header1.Width * header1.PixelFormat.RGBBitCount + 7) / 8;
}
else
{
Check((header1.Flags & 8) == 8); //pitch
}
}
else
{
Check((header1.PixelFormat.Flags & 0x4) == 0x4); //DDPF_FOURCC
switch (header1.PixelFormat.FourCC)
{
case MagicDXT1:
format = 71; //DXGI_FORMAT_BC1_UNORM
pitch = (header1.Width + 3) / 4 * 8;
break;
case MagicDXT3:
format = 74; //DXGI_FORMAT_BC2_UNORM
pitch = (header1.Width + 3) / 4 * 16;
break;
case MagicDXT5:
format = 77; //DXGI_FORMAT_BC3_UNORM
pitch = (header1.Width + 3) / 4 * 16;
break;
case MagicDX10:
{
var header2 = Read <HeaderDx10>(stream);
Check(header2.ResourceDimension == 3 /*DDS_DIMENSION_TEXTURE2D*/);
Check(header2.ArraySize == 1);
format = header2.DXGIFormat;
}
break;
default:
Check(false);
break;
}
}
if ((header1.Flags & 8) == 8)
{
pitch = header1.PitchOrLinearSize;
}
var data = new byte[stream.Length - stream.Position];
Check(stream.Read(data, 0, data.Length) == data.Length);
fixed(byte *pData = data)
{
return(device.CreateTexture2D((int)header1.Width, (int)header1.Height, (int)format,
new IntPtr(pData), (int)pitch, false));
}
}
public TextureFontCache(LightDevice device, Font font)
: base(device, font, PixelFormat.Format32bppArgb, Color.Black, Color.Transparent)
{
}
//TODO unused?
internal VertexDataProcessor(LightDevice device)
: this(device, IntPtr.Zero)
{
}
internal ConstantBuffer(LightDevice device, IntPtr buffer)
: base(device, buffer)
{
}
public BufferUpdate(LightDevice device)
{
_device = device;
}
public TextureFontCache(LightDevice device, Font font, Color foreground, Color background)
: base(device, font, PixelFormat.Format32bppArgb, foreground, background)
{
}
public TextureFontCache(LightDevice device, Font font)
: this(device, font, Color.Black, Color.Transparent)
{
}
public unsafe static LightDevice Create(Control ctrl, int initWidth = -1, int initHeight = -1)
{
var ret = new LightDevice();
//initialize size
{
var width = initWidth == -1 ? ctrl.ClientSize.Width : initWidth;
var height = initHeight == -1 ? ctrl.ClientSize.Height : initHeight;
ret._ctrl = ctrl;
ret._form = ctrl.FindForm();
ret._width = width;
ret._height = height;
ret._dpi = GetDpiForWindow(ret._form.Handle);
}
try
{
using (var adapter = new ComScopeGuard())
{
//Find the adapter
adapter.Ptr = GetAdapter();
//create core objects
IntPtr swapChain, device, immediateContext;
{
var d = new SwapChainDescription(ctrl.Handle, ret._width, ret._height);
Native.D3D11CreateDeviceAndSwapChain(
adapter.Ptr, adapter.Ptr == IntPtr.Zero ? 1u : 0u,
IntPtr.Zero, 0, IntPtr.Zero, 0, 7, ref d,
out swapChain, out device, out var featureLevel, out immediateContext).Check();
ret._device = device;
ret._swapchain = swapChain;
ret._context = immediateContext;
}
//get default render target
IntPtr renderView;
{
using (var backBuffer = new ComScopeGuard())
{
SwapChain.GetBuffer(swapChain, 0, Guids.Texture2D, out backBuffer.Ptr).Check();
Device.CreateRenderTargetView(device, backBuffer.Ptr, null, out renderView).Check();
}
ret._defaultRenderView = renderView;
}
//get DXGI.Output
{
var i = Adapter.EnumOutputs(adapter.Ptr, 0, out var output);
//Sometimes this can fail, but it should not affect our other functions.
//TODO Actually we should think of supporting multiple outputs.
if (i != 0x887A0002)
{
i.Check();
}
ret._output = output;
}
ret._defaultRenderTarget = RenderTargetObject.CreateSwapchainTarget(ret);
ret.AddEventHandlers();
}
}
catch (NativeException e)
{
ret.Dispose(true);
throw e;
}
return(ret);
}
public static Matrix4x4 CreatePerspectiveFieldOfView(this LightDevice device, float fov, float nearPlane = 0.1f, float farPlane = 1000f)
{
return(CreatePerspectiveFieldOfView(fov, device.ScreenWidth / (float)device.ScreenHeight, nearPlane, farPlane));
}
internal ShaderResourceBuffer(LightDevice device, IntPtr pBuffer, IntPtr pView)
: base(device, pBuffer, pView)
{
}