public RenderTargetBinding(RenderTarget2D renderTarget)
{
if (renderTarget == null)
throw new ArgumentNullException("renderTarget");
this._renderTarget = (Texture) renderTarget;
this._cubeMapFace = CubeMapFace.PositiveX;
}
public RenderTargetBinding(RenderTargetCube renderTarget, CubeMapFace cubeMapFace)
{
if (renderTarget == null)
throw new ArgumentNullException("renderTarget");
if (cubeMapFace < CubeMapFace.PositiveX || cubeMapFace > CubeMapFace.NegativeZ)
throw new ArgumentOutOfRangeException("cubeMapFace");
this._renderTarget = (Texture) renderTarget;
this._cubeMapFace = cubeMapFace;
}
public RenderTargetBinding(RenderTargetCube renderTarget, CubeMapFace cubeMapFace)
{
if (renderTarget == null)
throw new ArgumentNullException("renderTarget");
if (cubeMapFace < CubeMapFace.PositiveX || cubeMapFace > CubeMapFace.NegativeZ)
throw new ArgumentOutOfRangeException("cubeMapFace");
_renderTarget = renderTarget;
_arraySlice = (int)cubeMapFace;
}
public RenderTargetBinding(RenderTarget2D renderTarget)
{
if (renderTarget == null)
{
throw new ArgumentNullException("renderTarget");
}
this.renderTarget = renderTarget;
cubeMapFace = CubeMapFace.PositiveX;
}
/// <summary>
/// Converts a value from <see cref="CubeMapFace"/> to its associated GL_TEXTURE_CUBE_MAP_... enum value
/// </summary>
public static int GetGlCubeFaceEnum( CubeMapFace face )
{
switch ( face )
{
case CubeMapFace.NegativeX : return Gl.GL_TEXTURE_CUBE_MAP_NEGATIVE_X;
case CubeMapFace.PositiveX : return Gl.GL_TEXTURE_CUBE_MAP_POSITIVE_X;
case CubeMapFace.NegativeY : return Gl.GL_TEXTURE_CUBE_MAP_NEGATIVE_Y;
case CubeMapFace.PositiveY : return Gl.GL_TEXTURE_CUBE_MAP_POSITIVE_Y;
case CubeMapFace.NegativeZ : return Gl.GL_TEXTURE_CUBE_MAP_NEGATIVE_Z;
case CubeMapFace.PositiveZ : return Gl.GL_TEXTURE_CUBE_MAP_POSITIVE_Z;
}
throw new NotImplementedException( "Unsupported cube face enum value " + face );
}
/// <summary>
/// Returns a view matrix for rendering to a face of a cubemap.
/// </summary>
public static Matrix GetCubeMapViewMatrix(CubeMapFace face)
{
Vector3 vEyePt = new Vector3(0.0f, 0.0f, 0.0f);
Vector3 vLookDir = new Vector3();
Vector3 vUpDir = new Vector3();
switch (face)
{
case CubeMapFace.PositiveX:
vLookDir = new Vector3(1.0f, 0.0f, 0.0f);
vUpDir = new Vector3(0.0f, 1.0f, 0.0f);
break;
case CubeMapFace.NegativeX:
vLookDir = new Vector3(-1.0f, 0.0f, 0.0f);
vUpDir = new Vector3(0.0f, 1.0f, 0.0f);
break;
case CubeMapFace.PositiveY:
vLookDir = new Vector3(0.0f, 1.0f, 0.0f);
vUpDir = new Vector3(0.0f, 0.0f, -1.0f);
break;
case CubeMapFace.NegativeY:
vLookDir = new Vector3(0.0f, -1.0f, 0.0f);
vUpDir = new Vector3(0.0f, 0.0f, 1.0f);
break;
case CubeMapFace.PositiveZ:
vLookDir = new Vector3(0.0f, 0.0f, 1.0f);
vUpDir = new Vector3(0.0f, 1.0f, 0.0f);
break;
case CubeMapFace.NegativeZ:
vLookDir = new Vector3(0.0f, 0.0f, -1.0f);
vUpDir = new Vector3(0.0f, 1.0f, 0.0f);
break;
}
// Set the view transform for this cubemap surface
Matrix matView = Matrix.LookAtLH(vEyePt, vLookDir, vUpDir);
return(matView);
}
public void SetDataPointerEXT(
CubeMapFace cubeMapFace,
int level,
Rectangle?rect,
IntPtr data,
int dataLength
)
{
if (data == IntPtr.Zero)
{
throw new ArgumentNullException("data");
}
int xOffset, yOffset, width, height;
if (rect.HasValue)
{
xOffset = rect.Value.X;
yOffset = rect.Value.Y;
width = rect.Value.Width;
height = rect.Value.Height;
}
else
{
xOffset = 0;
yOffset = 0;
width = Math.Max(1, Size >> level);
height = Math.Max(1, Size >> level);
}
FNA3D.FNA3D_SetTextureDataCube(
GraphicsDevice.GLDevice,
texture,
xOffset,
yOffset,
width,
height,
cubeMapFace,
level,
data,
dataLength
);
}
public ImageData GetImageData(CubeMapFace cubeMapFace, int mipmapIndex)
{
if (!this.IsValid || mipmapIndex < 0)
{
return((ImageData)null);
}
int faceCount = this.FaceCount;
for (int index = 0; index < faceCount; ++index)
{
this.Bind();
IL.ActiveFace(index);
if ((CubeMapFace)IL.ilGetInteger(3581U) == cubeMapFace)
{
return(ImageData.Load(new Subimage(this.m_id, 0, index, 0, mipmapIndex)));
}
}
return((ImageData)null);
}
private void PlatformSetData <T>(CubeMapFace face, int level, IntPtr dataPtr, int xOffset, int yOffset, int width, int height)
{
Threading.BlockOnUIThread(() =>
{
GL.BindTexture(TextureTarget.TextureCubeMap, this.glTexture);
GraphicsExtensions.CheckGLError();
TextureTarget target = GetGLCubeFace(face);
if (glFormat == (PixelFormat)All.CompressedTextureFormats)
{
throw new NotImplementedException();
}
else
{
GL.TexSubImage2D(target, level, xOffset, yOffset, width, height, glFormat, glType, dataPtr);
GraphicsExtensions.CheckGLError();
}
});
}
private Matrix GetViewMatrixForSide(CubeMapFace face)
{
Vector3 pos = teapotPos, look = new Vector3(1.0f, 0.0f, 0.0f), up = new Vector3(0.0f, 1.0f, 0.0f);
switch (face)
{
case CubeMapFace.PositiveX:
look = new Vector3(1.0f, 0.0f, 0.0f);
up = new Vector3(0.0f, 1.0f, 0.0f);
break;
case CubeMapFace.NegativeX:
look = new Vector3(-1.0f, 0.0f, 0.0f);
up = new Vector3(0.0f, 1.0f, 0.0f);
break;
case CubeMapFace.PositiveY:
look = new Vector3(0.0f, 1.0f, 0.0f);
up = new Vector3(0.0f, 0.0f, -1.0f);
break;
case CubeMapFace.NegativeY:
look = new Vector3(0.0f, -1.0f, 0.0f);
up = new Vector3(0.0f, 0.0f, 1.0f);
break;
case CubeMapFace.PositiveZ:
look = new Vector3(0.0f, 0.0f, 1.0f);
up = new Vector3(0.0f, 1.0f, 0.0f);
break;
case CubeMapFace.NegativeZ:
look = new Vector3(1.0f, 0.0f, -1.0f);
up = new Vector3(0.0f, 1.0f, 0.0f);
break;
default:
break;
}
return(Matrix.LookAtLH(pos, look, up));
}
private void PlatformSetData <T>(CubeMapFace face, int level, Rectangle rect, T[] data, int startIndex, int elementCount)
{
var subarr = new Uint8Array(data.As <ArrayBuffer>(), startIndex.As <uint>(), elementCount.As <uint>());
gl.bindTexture(gl.TEXTURE_CUBE_MAP, this.glTexture);
GraphicsExtensions.CheckGLError();
var target = GetGLCubeFace(face);
if (glFormat == gl.COMPRESSED_TEXTURE_FORMATS)
{
gl.compressedTexSubImage2D(target, level, rect.X, rect.Y, rect.Width, rect.Height, glInternalFormat, subarr);
GraphicsExtensions.CheckGLError();
}
else
{
gl.texSubImage2D(target, level, rect.X, rect.Y, rect.Width, rect.Height, glFormat, glType, subarr.As <ArrayBufferView>());
GraphicsExtensions.CheckGLError();
}
}
private void PlatformSetData <T>(CubeMapFace face, int level, IntPtr dataPtr, int xOffset, int yOffset, int width, int height)
{
var box = new DataBox(dataPtr, GetPitch(width), 0);
int subresourceIndex = (int)face * _levelCount + level;
var region = new ResourceRegion
{
Top = yOffset,
Front = 0,
Back = 1,
Bottom = yOffset + height,
Left = xOffset,
Right = xOffset + width
};
var d3dContext = GraphicsDevice._d3dContext;
lock (d3dContext)
d3dContext.UpdateSubresource(box, GetTexture(), subresourceIndex, region);
}
public void UpdateAmbient(int index)
{
CubeMapFace face = (CubeMapFace)index;
Surface cubeSurface = m_ambientRT.GetCubeMapSurface(face, 0);
MyRender.GraphicsDevice.SetRenderTarget(0, cubeSurface);
BlendState.Opaque.Apply();
MyEffectAmbientPrecalculation precalc = MyRender.GetEffect(MyEffects.AmbientMapPrecalculation) as MyEffectAmbientPrecalculation;
precalc.SetEnvironmentMap(this.m_environmentRT);
precalc.SetFaceMatrix((Matrix)CreateViewMatrix(face, Vector3D.Zero));
precalc.SetRandomTexture(MyRender.GetRandomTexture());
precalc.SetIterationCount(14);
precalc.SetMainVectorWeight(1.0f);
precalc.SetBacklightColorAndIntensity(new Vector3(MyRender.Sun.BackColor.X, MyRender.Sun.BackColor.Y, MyRender.Sun.BackColor.Z), MyRender.Sun.BackIntensity);
MyRender.GetFullscreenQuad().Draw(precalc);
MyRender.SetRenderTarget(null, null);
cubeSurface.Dispose();
}
public void Bind(GraphicsDevice device, TextureCube cube, ushort face, ushort miplevel, bool update)
{
this.device = device;
this.cube = cube;
this.face = (CubeMapFace)face;
mipLevel = miplevel;
width = cube.Size / (int)Utility.Pow(2, mipLevel);
height = cube.Size / (int)Utility.Pow(2, mipLevel);
depth = 1;
format = XnaHelper.Convert(cube.Format);
// Default
rowPitch = Width;
slicePitch = Height * Width;
sizeInBytes = PixelUtil.GetMemorySize(Width, Height, Depth, Format);
if (((int)usage & (int)TextureUsage.RenderTarget) != 0)
{
CreateRenderTextures(update);
}
}
public void UpdateFace(Vector3D position, int faceIndex)
{
//SetRenderSetup();
CubeMapFace face = (CubeMapFace)faceIndex;
// New setup
m_setup.CameraPosition = position;
m_setup.AspectRatio = 1.0f;
m_setup.Viewport = new Viewport(0, 0, (int)m_environmentRT.GetLevelDescription(0).Width, (int)m_environmentRT.GetLevelDescription(0).Width);
m_setup.ViewMatrix = CreateViewMatrix(face, position);
m_setup.Fov = MathHelper.PiOver2;
m_setup.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(m_setup.Fov.Value, m_setup.AspectRatio.Value, NearClip, m_setup.LodTransitionBackgroundEnd.Value);
m_setup.DepthToAlpha = true;
MyRender.GetRenderProfiler().StartProfilingBlock("Draw environmental maps");
MyRender.PushRenderSetupAndApply(m_setup, ref m_backup);
MyRender.Draw3D(false);
MyRender.GetRenderProfiler().EndProfilingBlock();
Surface cubeSurface = m_environmentRT.GetCubeMapSurface(face, 0);
MyRender.GraphicsDevice.SetRenderTarget(0, cubeSurface);
var screenEffect = MyRender.GetEffect(MyEffects.Screenshot) as MyEffectScreenshot;
screenEffect.SetTechnique(MyEffectScreenshot.ScreenshotTechniqueEnum.Default);
screenEffect.SetSourceTexture(m_fullSizeRT);
screenEffect.SetScale(new Vector2(m_environmentRT.GetLevelDescription(0).Width / (float)m_fullSizeRT.GetLevelDescription(0).Width, m_environmentRT.GetLevelDescription(0).Height / (float)m_fullSizeRT.GetLevelDescription(0).Height));
MyRender.GetFullscreenQuad().Draw(screenEffect);
screenEffect.SetScale(new Vector2(1, 1));
//Texture.ToFile(m_fullSizeRT, "C:\\fullSizeRT.dds", ImageFileFormat.Dds);
cubeSurface.Dispose();
MyRender.PopRenderSetupAndRevert(m_backup);
}
MatrixD CreateViewMatrix(CubeMapFace cubeMapFace, Vector3D position)
{
MatrixD viewMatrix = MatrixD.Identity;
Vector3D pos = position;
switch (cubeMapFace)
{
// Face index 0
case CubeMapFace.PositiveX:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Left, -Vector3.Up);
break;
// Face index 1
case CubeMapFace.NegativeX:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Right, -Vector3.Up);
break;
// Face index 2
case CubeMapFace.PositiveY:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Down, Vector3.Backward);
break;
// Face index 3
case CubeMapFace.NegativeY:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Up, Vector3.Forward);
break;
// Face index 4
case CubeMapFace.PositiveZ:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Forward, -Vector3.Up);
break;
// Face index 5
case CubeMapFace.NegativeZ:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Backward, -Vector3.Up);
break;
}
return(viewMatrix);
}
private void RenderToIrradianceCubeMapFace(CubeMapFace face)
{
var cubeMapFace = irradianceMap.GetCubeMapSurface(face, 0);
D3DDevice.Instance.Device.SetRenderTarget(0, cubeMapFace);
TGCMatrix lookAt = LookAtFromCubeMapFace(face, TGCVector3.Empty);
D3DDevice.Instance.Device.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
D3DDevice.Instance.Device.Transform.View = lookAt;
D3DDevice.Instance.Device.BeginScene();
unitCube.Render();
D3DDevice.Instance.Device.EndScene();
if (save)
{
SurfaceLoader.Save(ShadersDir + "irradiancemap_" + face.ToString() + ".bmp", ImageFileFormat.Bmp, cubeMapFace);
}
}
public void DrawShadows()
{
Game1.graphicsDevice.BlendState = BlendState.Opaque;
Game1.graphicsDevice.DepthStencilState = DepthStencilState.Default;
Transfer.LightPosition = Position.get();
Transfer.LightDistance = Scale.get() / 2;
for (int i = 0; i < 6; i++)
{
CubeMapFace CurrentFace = (CubeMapFace)(i);
Game1.graphicsDevice.SetRenderTarget(ShadowCube.Value, CurrentFace);
Game1.graphicsDevice.Clear(Color.White);
foreach (GameObject g in ParentScene.GetList(GameObjectTag._3DShadow))
{
g.Draw3D(ShadowCameras[i], GameObjectTag._3DShadow);
}
}
Game1.graphicsDevice.SetRenderTarget(null);
}
public Slice2dArgs( OpsParsedStatement statement)
{
OpsParsedArgument nameArg = statement.FindArgument("dst");
if( nameArg == null )
{
nameArg = statement.FindArgument("");
if( nameArg == null )
throw OpsException.ArgRequired("dst");
}
Dst = nameArg.Value;
OpsParsedArgument volumeArg = statement.FindArgument("Volume");
if( volumeArg != null )
Volume = int.Parse( volumeArg.Value );
OpsParsedArgument faceArg = statement.FindArgument("Face");
if( faceArg != null )
{
if(0==string.Compare( faceArg.Value, "+x", true))
Face = CubeMapFace.PositiveX;
else if(0==string.Compare( faceArg.Value, "+y", true))
Face = CubeMapFace.PositiveY;
else if(0==string.Compare( faceArg.Value, "+z", true))
Face = CubeMapFace.PositiveZ;
else if(0==string.Compare( faceArg.Value, "-x", true))
Face = CubeMapFace.NegativeX;
else if(0==string.Compare( faceArg.Value, "-y", true))
Face = CubeMapFace.NegativeY;
else if(0==string.Compare( faceArg.Value, "-z", true))
Face = CubeMapFace.NegativeZ;
else
throw new OpsException("Face Argument was not recognized. must be '[+-][xyz]'");
}
OpsParsedArgument mipsArg = statement.FindArgument("mipmap");
if( mipsArg != null )
Mips = int.Parse( mipsArg.Value );
}
/// <summary>
/// Gets a copy of cube texture data specifying a cubemap face.
/// </summary>
/// <typeparam name="T">Generic type for data array element.</typeparam>
/// <param name="cubeMapFace">The cube map face.</param>
/// <param name="data">The data.</param>
public void GetData <T>(
CubeMapFace cubeMapFace,
T[] data
) where T : struct
{
// 4 bytes per pixel
if (data.Length < Size * Size * 4)
{
throw new ArgumentException("data");
}
TextureTarget target = GetGLCubeFace(cubeMapFace);
OpenGLDevice.Instance.BindTexture(texture);
GL.GetTexImage <T>(
target,
0,
PixelFormat.Bgra,
PixelType.UnsignedByte,
data
);
}
public void SetData <T>(CubeMapFace face, int level, Rectangle?rect, T[] data, int startIndex, int elementCount) where T : struct
{
if (data == null)
{
throw new ArgumentNullException("data");
}
int num = Marshal.SizeOf(typeof(T));
GCHandle gcHandle = GCHandle.Alloc((object)data, GCHandleType.Pinned);
IntPtr pixels = (IntPtr)(gcHandle.AddrOfPinnedObject().ToInt64() + (long)(startIndex * num));
int xoffset;
int yoffset;
int width;
int height;
if (rect.HasValue)
{
xoffset = rect.Value.X;
yoffset = rect.Value.Y;
width = rect.Value.Width;
height = rect.Value.Height;
}
else
{
xoffset = 0;
yoffset = 0;
width = Math.Max(1, this.size >> level);
height = Math.Max(1, this.size >> level);
}
GL.BindTexture(TextureTarget.TextureCubeMap, this.glTexture);
TextureTarget glCubeFace = this.GetGLCubeFace(face);
if (this.glFormat == (PixelFormat)34467)
{
throw new NotImplementedException();
}
GL.TexSubImage2D(glCubeFace, level, xoffset, yoffset, width, height, this.glFormat, this.glType, pixels);
gcHandle.Free();
}
MatrixD CreateViewMatrix(CubeMapFace cubeMapFace, Vector3D position)
{
MatrixD viewMatrix = MatrixD.Identity;
Vector3D pos = position;
switch (cubeMapFace)
{
// Face index 0
case CubeMapFace.PositiveX:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Left, -Vector3.Up);
break;
// Face index 1
case CubeMapFace.NegativeX:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Right, -Vector3.Up);
break;
// Face index 2
case CubeMapFace.PositiveY:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Down, Vector3.Backward);
break;
// Face index 3
case CubeMapFace.NegativeY:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Up, Vector3.Forward);
break;
// Face index 4
case CubeMapFace.PositiveZ:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Forward, -Vector3.Up);
break;
// Face index 5
case CubeMapFace.NegativeZ:
viewMatrix = MatrixD.CreateLookAt(pos, pos + Vector3.Backward, -Vector3.Up);
break;
}
return viewMatrix;
}
public ImageData GetImageData(CubeMapFace cubeMapFace, int mipmapIndex)
{
if (!IsValid || mipmapIndex < 0)
{
return(null);
}
int faceCount = FaceCount;
for (int i = 0; i < faceCount; i++)
{
Bind();
IL.ActiveFace(i);
CubeMapFace face = (CubeMapFace)IL.ilGetInteger(ILDefines.IL_IMAGE_CUBEFLAGS);
if (face == cubeMapFace)
{
return(ImageData.Load(new Subimage(m_id, 0, i, 0, mipmapIndex)));
}
}
return(null);
}
private void RenderToCubeMapFace(CubeMapFace face, TGCVector3 position)
{
var cubeMapFace = cubeMap.GetCubeMapSurface(face, 0);
D3DDevice.Instance.Device.SetRenderTarget(0, cubeMapFace);
D3DDevice.Instance.Device.DepthStencilSurface = depthStencils[(int)face];
TGCMatrix lookAt = LookAtFromCubeMapFace(face, position);
D3DDevice.Instance.Device.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
D3DDevice.Instance.Device.Transform.View = lookAt;
D3DDevice.Instance.Device.BeginScene();
RenderBaseScene();
D3DDevice.Instance.Device.EndScene();
if (save)
{
SurfaceLoader.Save(ShadersDir + "cubemap_" + face.ToString() + ".bmp", ImageFileFormat.Bmp, cubeMapFace);
}
}
public void GetData <T>(
CubeMapFace cubeMapFace,
int level,
Rectangle?rect,
T[] data,
int startIndex,
int elementCount
) where T : struct
{
if (data == null || data.Length == 0)
{
throw new ArgumentException("data cannot be null");
}
if (data.Length < startIndex + elementCount)
{
throw new ArgumentException(
"The data passed has a length of " + data.Length.ToString() +
" but " + elementCount.ToString() + " pixels have been requested."
);
}
GCHandle handle = GCHandle.Alloc(data, GCHandleType.Pinned);
GraphicsDevice.GLDevice.GetTextureDataCube(
texture,
Format,
Size,
cubeMapFace,
level,
rect,
handle.AddrOfPinnedObject(),
startIndex,
elementCount,
Marshal.SizeOf(typeof(T))
);
handle.Free();
}
/// <summary>
/// Converts a (u,v) point to an (x,y,z) coordinate, depending on the value of face
/// </summary>
public static void ToXyz( CubeMapFace face, float u, float v, out float x, out float y, out float z )
{
switch ( face )
{
default:
case CubeMapFace.NegativeX:
x = -1;
y = v;
z = u;
break;
case CubeMapFace.PositiveX:
x = 1;
y = v;
z = -u;
break;
case CubeMapFace.NegativeY:
x = -u;
y = -1;
z = -v;
break;
case CubeMapFace.PositiveY:
x = -u;
y = 1;
z = v;
break;
case CubeMapFace.NegativeZ:
x = -u;
y = v;
z = -1;
break;
case CubeMapFace.PositiveZ:
x = u;
y = v;
z = 1;
break;
}
}
/// <summary>
/// Sets the camera orientation based on the cubemap face.
/// </summary>
private void SetCubemapCameraForOrientation(CubeMapFace face)
{
switch (face)
{
default:
case CubeMapFace.PositiveX:
CubeMapCamera.FrontDirection = -Vector3.UnitX;
CubeMapCamera.UpDirection = Vector3.Down;
break;
case CubeMapFace.NegativeX:
CubeMapCamera.FrontDirection = Vector3.UnitX;
CubeMapCamera.UpDirection = Vector3.Down;
break;
case CubeMapFace.PositiveY:
CubeMapCamera.FrontDirection = Vector3.Down;
CubeMapCamera.UpDirection = Vector3.UnitZ;
break;
case CubeMapFace.NegativeY:
CubeMapCamera.FrontDirection = Vector3.Up;
CubeMapCamera.UpDirection = -Vector3.UnitZ;
break;
case CubeMapFace.PositiveZ:
CubeMapCamera.FrontDirection = -Vector3.UnitZ;
CubeMapCamera.UpDirection = Vector3.Down;
break;
case CubeMapFace.NegativeZ:
CubeMapCamera.FrontDirection = Vector3.UnitZ;
CubeMapCamera.UpDirection = Vector3.Down;
break;
}
}
public void SetData <T>(CubeMapFace face, int level, Rectangle?rect, T[] data, int start, int count) where T : struct
{
int x, y, w, h;
if (rect.HasValue)
{
x = rect.Value.X;
y = rect.Value.Y;
w = rect.Value.Width;
h = rect.Value.Height;
}
else
{
x = 0;
y = 0;
w = Math.Max(1, Size >> level);
h = Math.Max(1, Size >> level);
}
GL.BindTexture(GL.GL_TEXTURE_CUBE_MAP, ID);
var handle = GCHandle.Alloc(data, GCHandleType.Pinned);
GL.TexSubImage2D(face.ToGL(), level, x, y, w, h, glFormat, glType, handle.AddrOfPinnedObject());
handle.Free();
}
private unsafe void PlatformSetData <T>(
CubeMapFace face, int level, Rectangle rect, ReadOnlySpan <T> data)
where T : unmanaged
{
var subresourceIndex = CalculateSubresourceIndex(face, level);
int pitch = GetPitch(rect.Width);
var region = new ResourceRegion
{
Top = rect.Top,
Front = 0,
Back = 1,
Bottom = rect.Bottom,
Left = rect.Left,
Right = rect.Right
};
var d3dContext = GraphicsDevice._d3dContext;
lock (d3dContext)
{
var texture = GetTexture();
ref var mutableData = ref MemoryMarshal.GetReference(data);
d3dContext.UpdateSubresource(ref mutableData, texture, subresourceIndex, pitch, 0, region);
}
private double GetGLCubeFace(CubeMapFace face)
{
switch (face)
{
case CubeMapFace.PositiveX:
return(gl.TEXTURE_CUBE_MAP_POSITIVE_X);
case CubeMapFace.NegativeX:
return(gl.TEXTURE_CUBE_MAP_NEGATIVE_X);
case CubeMapFace.PositiveY:
return(gl.TEXTURE_CUBE_MAP_POSITIVE_Y);
case CubeMapFace.NegativeY:
return(gl.TEXTURE_CUBE_MAP_NEGATIVE_Y);
case CubeMapFace.PositiveZ:
return(gl.TEXTURE_CUBE_MAP_POSITIVE_Z);
case CubeMapFace.NegativeZ:
return(gl.TEXTURE_CUBE_MAP_NEGATIVE_Z);
}
throw new ArgumentException();
}
public static extern void bgfx_update_texture_cube(ushort handle, CubeMapFace side, byte mip, ushort x, ushort y, ushort width, ushort height, MemoryBlock.DataPtr* memory, ushort pitch);
public void Render(RenderTargetCube activeRT, CubeMapFace activeFace)
{
targetToRenderToCube = activeRT;
faceToRenderOn = activeFace;
this.Render();
}
/// <summary>
/// Creates a face for the marble texture cube map
/// </summary>
public unsafe Bitmap CreateMarbleTextureFace( CubeMapFace face, int width, int height )
{
if ( !ReadyToUse )
{
throw new InvalidOperationException( "Planet terrain model has not yet been set up - can't generate marble cube map" );
}
Bitmap bmp = new Bitmap( width, height, PixelFormat.Format24bppRgb );
BitmapData bmpData = bmp.LockBits( new Rectangle( 0, 0, width, height ), ImageLockMode.WriteOnly, bmp.PixelFormat );
byte* pixels = ( byte* )bmpData.Scan0;
m_Gen.GenerateTerrainPropertyCubeMapFace( face, width, height, bmpData.Stride, pixels );
bmp.UnlockBits( bmpData );
return bmp;
}
//Write texture data to stream if the texture is a 2d texture the face is ignored.
private static void WriteTexture(BinaryWriter writer, CubeMapFace face, Texture texture, int mipLevel, int depth, int width, int height, bool isCompressed, FourCC fourCC, int rgbBitCount)
{
int size = MipMapSizeInBytes(mipLevel, width, height, isCompressed, fourCC, rgbBitCount);
byte[] data = mipData;
if (data == null || data.Length < size)
{
data = new byte[size];
}
if (texture is TextureCube)
{
(texture as TextureCube).GetData<byte>(face, mipLevel, null, data, 0, size);
}
if (texture is Texture2D)
{
(texture as Texture2D).GetData<byte>(mipLevel, null, data, 0, size);
}
if (texture is Texture3D)
{
Texture3D tex = (texture as Texture3D);
int localWidth = MipMapSize(mipLevel, width);
int localHeight = MipMapSize(mipLevel, height);
tex.GetData<byte>(mipLevel, 0, 0, localWidth, localHeight, depth, depth + 1, data, 0, size);
}
#if COLOR_SAVE_TO_ARGB
if (texture.Format == SurfaceFormat.Color)
{
byte g, b;
for (int k = 0; k < size - 3; k += 4)
{
g = data[k];
b = data[k + 2];
data[k] = b;
data[k + 2] = g;
}
}
#endif
writer.Write(data, 0, size);
//for (int j = 0; j < size; j++)
//{
// writer.Write(data[j]);
//}
mipData = data;
}
public void GetData <T>(CubeMapFace cubeMapFace, T[] data) where T : struct
{
throw new NotImplementedException();
}
/// <summary>
/// Gets if rendering to a cube face is enabled
/// </summary>
/// <param name="face"></param>
/// <returns></returns>
public bool GetFaceRenderEnabled(CubeMapFace face)
{
return facesEnabled[(int)face];
}
/// <summary>
/// Adds a dirty region to a cube texture resource.
/// </summary>
/// <param name="faceType">Type of the face.</param>
public void AddDirtyRect(CubeMapFace faceType)
{
AddDirtyRect(faceType, null);
}
public void SetTextureDataCube(
IGLTexture texture,
SurfaceFormat format,
int xOffset,
int yOffset,
int width,
int height,
CubeMapFace cubeMapFace,
int level,
IntPtr data,
int startIndex,
int elementCount,
int elementSizeInBytes
) {
#if !DISABLE_THREADING
ForceToMainThread(() => {
#endif
BindTexture(texture);
GLenum glFormat = XNAToGL.TextureFormat[(int) format];
if (glFormat == GLenum.GL_COMPRESSED_TEXTURE_FORMATS)
{
/* Note that we're using glInternalFormat, not glFormat.
* In this case, they should actually be the same thing,
* but we use glFormat somewhat differently for
* compressed textures.
* -flibit
*/
glCompressedTexSubImage2D(
GLenum.GL_TEXTURE_CUBE_MAP_POSITIVE_X + (int) cubeMapFace,
level,
xOffset,
yOffset,
width,
height,
XNAToGL.TextureInternalFormat[(int) format],
elementCount * elementSizeInBytes,
data + (startIndex * elementSizeInBytes)
);
}
else
{
glTexSubImage2D(
GLenum.GL_TEXTURE_CUBE_MAP_POSITIVE_X + (int) cubeMapFace,
level,
xOffset,
yOffset,
width,
height,
glFormat,
XNAToGL.TextureDataType[(int) format],
data + (startIndex * elementSizeInBytes)
);
}
#if !DISABLE_THREADING
});
#endif
}
public void GetTextureDataCube(
IGLTexture texture,
SurfaceFormat format,
int size,
CubeMapFace cubeMapFace,
int level,
Rectangle? rect,
IntPtr data,
int startIndex,
int elementCount,
int elementSizeInBytes
) {
#if !DISABLE_THREADING
ForceToMainThread(() => {
#endif
BindTexture(texture);
GLenum glFormat = XNAToGL.TextureFormat[(int) format];
if (glFormat == GLenum.GL_COMPRESSED_TEXTURE_FORMATS)
{
throw new NotImplementedException("GetData, CompressedTexture");
}
else if (rect == null)
{
// Just throw the whole texture into the user array.
glGetTexImage(
GLenum.GL_TEXTURE_CUBE_MAP_POSITIVE_X + (int) cubeMapFace,
0,
glFormat,
XNAToGL.TextureDataType[(int) format],
data
);
}
else
{
// Get the whole texture...
IntPtr texData = Marshal.AllocHGlobal(size * size * elementSizeInBytes);
glGetTexImage(
GLenum.GL_TEXTURE_CUBE_MAP_POSITIVE_X + (int) cubeMapFace,
0,
glFormat,
XNAToGL.TextureDataType[(int) format],
texData
);
// Now, blit the rect region into the user array.
Rectangle region = rect.Value;
int curPixel = -1;
for (int row = region.Y; row < region.Y + region.Height; row += 1)
{
for (int col = region.X; col < region.X + region.Width; col += 1)
{
curPixel += 1;
if (curPixel < startIndex)
{
// If we're not at the start yet, just keep going...
continue;
}
if (curPixel > elementCount)
{
// If we're past the end, we're done!
return;
}
// FIXME: Can we copy via pitch instead, or something? -flibit
memcpy(
data + ((curPixel - startIndex) * elementSizeInBytes),
texData + (((row * size) + col) * elementSizeInBytes),
(IntPtr) elementSizeInBytes
);
}
}
Marshal.FreeHGlobal(texData);
}
#if !DISABLE_THREADING
});
#endif
}
private void GetCubeHeights()
{
CubeMapFace[] orients = new CubeMapFace[] {
CubeMapFace.PositiveY,
CubeMapFace.NegativeY,
CubeMapFace.PositiveZ,
CubeMapFace.NegativeZ,
CubeMapFace.NegativeX,
CubeMapFace.PositiveX
};
cubeHeights = new float[6][,];
for (int orientation = 0; orientation < 6; orientation++) {
/*// Extract pixel data
Color[] heightMapData = new Color[width * length];
heightMap.GetData<Color>(heightMapData);
// Create heights[,] array
heights = new float[width, length];
// For each pixel
for (int y = 0; y < length; y++) {
for (int x = 0; x < width; x++) {
// Get color value (0 - 255)
float amt = heightMapData[y * width + x].R;
// Scale to (0 - 1)
amt /= 255.0f;
// Multiply by max height to get final height
heights[x, y] = amt * height + BaseHeight;// 指定された高さからのheightにしたver
//heights[x, y] = amt * height;
}
}*/
Color[] heightMapData = new Color[width * length];
heightMapCube.GetData<Color>(orients[orientation], heightMapData);
// Create heights[,] array
cubeHeights[orientation] = new float[width, length];
// For each pixel
for (int y = 0; y < length; y++) {
for (int x = 0; x < width; x++) {
// Get color value (0 - 255)
float amt = heightMapData[y * width + x].R;
// Scale to (0 - 1)
amt /= 255.0f;
// Multiply by max height to get final height
cubeHeights[orientation][x, y] = amt * height + BaseHeight;// 指定された高さからのheightにしたver
//heights[x, y] = amt * height;
}
}
}
}
internal static void DrawSprite(BaseTexture texture, CubeMapFace? face, ref RectangleF destination, bool scaleDestination, ref Rectangle? sourceRectangle, Color color, Vector2 rightVector, ref Vector2 origin, VRageRender.Graphics.SpriteEffects effects, float depth)
{
DrawSpriteMain(texture, face, ref destination, scaleDestination, sourceRectangle, color, rightVector, ref origin, effects, depth);
}
private static void DrawSpriteMain(BaseTexture texture, CubeMapFace? face, ref RectangleF destination, bool scaleDestination, Rectangle? sourceRectangle, Color color, Vector2 rightVector, ref Vector2 origin, SpriteEffects effects, float depth)
{
if (m_screenshot != null && m_screenshot.IgnoreSprites)
return;
m_spriteBatch.DrawSprite(
texture,
face,
ref destination,
scaleDestination,
sourceRectangle,
color,
rightVector,
ref origin,
effects,
depth);
}
Vector3 GetCubeMapDir(CubeMapFace face)
{
switch (face)
{
case CubeMapFace.PositiveX:
return Vector3.Right;
case CubeMapFace.NegativeX:
return Vector3.Left;
case CubeMapFace.PositiveY:
return Vector3.Up;
case CubeMapFace.NegativeY:
return Vector3.Down;
case CubeMapFace.PositiveZ:
return Vector3.Forward;
case CubeMapFace.NegativeZ:
return Vector3.Backward;
}
return Vector3.Forward;
}
/// <summary>
/// Gets the matrix that represents the rotation of a cubemap face
/// </summary>
/// <param name="face"></param>
/// <param name="matrix"></param>
public static void GetCubeMapFaceMatrix(CubeMapFace face, out Matrix matrix)
{
matrix = CubeMapFaceMatrices[(int)face];
}
Vector3 GetCubeMapUp(CubeMapFace face)
{
switch (face)
{
case CubeMapFace.PositiveY:
return Vector3.Backward;
case CubeMapFace.NegativeY:
return Vector3.Forward;
}
return Vector3.Up;
}
public static void CopyToCubeSide(OpsContext context, CubeTexture newTexture, string srcArg, CubeMapFace face, Filter filter)
{
if(srcArg == null || srcArg.Length == 0)
return;
OpsTexture src = context.GetTexture(srcArg);
if(src == null)
throw new OpsException("Could not find source texture: "+srcArg );
if(src.Texture is CubeTexture)
{
SurfaceLoader.FromSurface(newTexture.GetCubeMapSurface(face, 0), ((CubeTexture)src.Texture).GetCubeMapSurface(face,0), filter| (src.SRGB?Filter.SrgbIn:0), 0);
}
else if (src.Texture is Texture)
{
SurfaceLoader.FromSurface(newTexture.GetCubeMapSurface(face, 0), ((Texture)src.Texture).GetSurfaceLevel(0), filter| (src.SRGB?Filter.SrgbIn:0), 0);
}
else
throw new OpsException("Source texture is not a texture2D: "+srcArg);
}
/// <summary> /// Adds a dirty region to a cube texture resource. /// </summary> /// <param name="faceType">Type of the face.</param> /// <param name="dirtyRect">The dirty rectangle.</param> public void AddDirtyRect(CubeMapFace faceType, in RectI dirtyRect)
public static extern void bgfx_update_texture_cube(ushort handle, CubeMapFace side, ushort layer, byte mip, ushort x, ushort y, ushort width, ushort height, MemoryBlock.DataPtr *memory, ushort pitch);
/// <summary>
/// Set enabled/disabled rendering to a cubemap face
/// </summary>
/// <param name="face"></param>
/// <param name="enabled"></param>
public void SetFaceRenderEnabled(CubeMapFace face, bool enabled)
{
if (facesEnabled[(int)face] != enabled)
{
facesEnabled[(int)face] = enabled;
ComputeEnabledFaces();
}
}
//Stripped from the internet.
public Matrix GetViewMatrix(CubeMapFace face) {
Vector3 pos = new Vector3(this.Position.X, this.Position.Y, this.Position.Z);
Matrix viewMatrix = Matrix.Identity;
switch (face) {
case CubeMapFace.NegativeX: {
viewMatrix = Matrix.CreateLookAt(pos, Vector3.Left, Vector3.Up);
break;
}
case CubeMapFace.NegativeY: {
viewMatrix = Matrix.CreateLookAt(pos, Vector3.Down, Vector3.Forward);
break;
}
case CubeMapFace.NegativeZ: {
viewMatrix = Matrix.CreateLookAt(pos, Vector3.Backward, Vector3.Up);
break;
}
case CubeMapFace.PositiveX: {
viewMatrix = Matrix.CreateLookAt(pos, Vector3.Right, Vector3.Up);
break;
}
case CubeMapFace.PositiveY: {
viewMatrix = Matrix.CreateLookAt(pos, Vector3.Up, Vector3.Backward);
break;
}
case CubeMapFace.PositiveZ: {
viewMatrix = Matrix.CreateLookAt(pos, Vector3.Forward, Vector3.Up);
break;
}
}
return viewMatrix;
}
public void UpdateShadow()
{
if (shadowMap == null)
{
shadowMap = new RenderTargetCube(Game1.instance.GraphicsDevice, 64, false, SurfaceFormat.Rg32, DepthFormat.Depth16);
}
needUpdate = false;
Effect effect = Game1.instance.fxShadowPass;
effect.CurrentTechnique = effect.Techniques[0];
// We need to render the whole shabam 6 times
Matrix projMatrix = Matrix.CreatePerspectiveFieldOfView(
MathHelper.PiOver2, 1, 1, mo.infol.light.radius);
Matrix viewMatrix = Matrix.Identity;
int lump;
r_local.spritedef_t sprdef;
r_local.spriteframe_t sprframe;
sprdef = r_thing.sprites[(int)mo.sprite];
sprframe = sprdef.spriteframes[mo.frame & DoomDef.FF_FRAMEMASK];
lump = sprframe.lump[0];
Texture2D texture = w_wad.W_CacheLumpNum(lump + r_data.firstspritelump, DoomDef.PU_CACHE).cache as Texture2D;
lightPos = new Vector3(
mo.x >> DoomDef.FRACBITS,
mo.y >> DoomDef.FRACBITS,
((mo.z + r_data.spritetopoffset[lump]) >> DoomDef.FRACBITS) - texture.Height / 2);
effect.Parameters["lightPos"].SetValue(lightPos);
effect.Parameters["radius"].SetValue(mo.infol.light.radius);
for (int i = 0; i < 6; i++)
{
// render the scene to all cubemap faces
CubeMapFace cubeMapFace = (CubeMapFace)i;
switch (cubeMapFace)
{
case CubeMapFace.NegativeX:
{
viewMatrix = Matrix.CreateLookAt(lightPos, lightPos + Vector3.Left, Vector3.Up);
break;
}
case CubeMapFace.NegativeY:
{
viewMatrix = Matrix.CreateLookAt(lightPos, lightPos + Vector3.Down, Vector3.Forward);
break;
}
case CubeMapFace.NegativeZ:
{
viewMatrix = Matrix.CreateLookAt(lightPos, lightPos + Vector3.Backward, Vector3.Up);
break;
}
case CubeMapFace.PositiveX:
{
viewMatrix = Matrix.CreateLookAt(lightPos, lightPos + Vector3.Right, Vector3.Up);
break;
}
case CubeMapFace.PositiveY:
{
viewMatrix = Matrix.CreateLookAt(lightPos, lightPos + Vector3.Up, Vector3.Backward);
break;
}
case CubeMapFace.PositiveZ:
{
viewMatrix = Matrix.CreateLookAt(lightPos, lightPos + Vector3.Forward, Vector3.Up);
break;
}
}
effect.Parameters["matWorldViewProj"].SetValue(viewMatrix * projMatrix);
effect.CurrentTechnique.Passes[0].Apply();
// Set the cubemap render target, using the selected face
Game1.instance.GraphicsDevice.SetRenderTarget(shadowMap, cubeMapFace);
Game1.instance.GraphicsDevice.Clear(Color.White);
Game1.instance.GraphicsDevice.DepthStencilState = DepthStencilState.Default;
DrawScene();
}
}
public void SetData <T>(CubeMapFace face, T[] data, int startIndex, int elementCount) where T : struct
{
this.SetData <T>(face, 0, new Rectangle?(), data, startIndex, elementCount);
}
public Splice2dArgs(OpsParsedStatement statement)
{
OpsParsedArgument dstArg = statement.FindArgument("dst");
if (dstArg == null)
{
dstArg = statement.FindArgument("");
if (dstArg == null)
{
throw OpsException.ArgRequired("dst");
}
}
Dst = dstArg.Value;
OpsParsedArgument volumeArg = statement.FindArgument("Volume");
if (volumeArg != null)
{
Volume = int.Parse(volumeArg.Value);
}
OpsParsedArgument faceArg = statement.FindArgument("Face");
if (faceArg != null)
{
if (0 == string.Compare(faceArg.Value, "+x", true))
{
Face = CubeMapFace.PositiveX;
}
else if (0 == string.Compare(faceArg.Value, "+y", true))
{
Face = CubeMapFace.PositiveY;
}
else if (0 == string.Compare(faceArg.Value, "+z", true))
{
Face = CubeMapFace.PositiveZ;
}
else if (0 == string.Compare(faceArg.Value, "-x", true))
{
Face = CubeMapFace.NegativeX;
}
else if (0 == string.Compare(faceArg.Value, "-y", true))
{
Face = CubeMapFace.NegativeY;
}
else if (0 == string.Compare(faceArg.Value, "-z", true))
{
Face = CubeMapFace.NegativeZ;
}
else
{
throw new OpsException("Face Argument was not recognized. must be '[+-][xyz]'");
}
}
OpsParsedArgument mipsArg = statement.FindArgument("mipmap");
if (mipsArg != null)
{
Mips = int.Parse(mipsArg.Value);
}
}
/// <summary>
/// Converts a given cube map face to a bitmap
/// </summary>
public Bitmap ToBitmap( CubeMapFace face )
{
if ( m_Handle == -1 )
{
GraphicsLog.Warning( "COuld not convert cube map texture to images - handle was invalid" );
return null;
}
Gl.glEnable( Gl.GL_TEXTURE_CUBE_MAP );
Gl.glBindTexture( Gl.GL_TEXTURE_CUBE_MAP, m_Handle );
Bitmap result = GetFaceBitmap( GetGlCubeFaceEnum( face ) );
Gl.glDisable( Gl.GL_TEXTURE_CUBE_MAP );
return result;
}
public void SetData <T>(CubeMapFace face, T[] data) where T : struct
{
this.SetData <T>(face, 0, new Rectangle?(), data, 0, data.Length);
}
//Write texture data to stream if the texture is a 2d texture the face is ignored.
private static void WriteTexture(BinaryWriter writer, CubeMapFace face, Texture texture, bool saveMipMaps, int width, int height, bool isCompressed, FourCC fourCC, int rgbBitCount)
{
int numMip = texture.LevelCount;
numMip = saveMipMaps ? numMip : 1;
for (int i = 0; i < numMip; i++)
{
int size = MipMapSizeInBytes(i, width, height, isCompressed, fourCC, rgbBitCount);
byte[] data = mipData;
if (data == null || data.Length < size)
{
data = new byte[size];
}
if (texture is TextureCube)
{
(texture as TextureCube).GetData<byte>(face, i, null, data, 0, size);
}
if (texture is Texture2D)
{
(texture as Texture2D).GetData<byte>(i, null, data, 0, size);
}
#if COLOR_SAVE_TO_ARGB
if (texture.Format == SurfaceFormat.Color)
{
byte g, b;
for (int k = 0; k < size - 3; k += 4)
{
g = data[k];
b = data[k + 2];
data[k] = b;
data[k + 2] = g;
}
}
#endif
writer.Write(data, 0, size);
//for (int j = 0; j < size; j++)
//{
// writer.Write(data[j]);
//}
mipData = data;
}
}
/// <summary>
/// Gets the camera up direction for rendering into a cube map face.
/// </summary>
/// <param name="cubeMapFace">The cube map face.</param>
/// <returns>
/// The camera up direction required to render the content of the
/// given cube map face.
/// </returns>
public static Vector3F GetCubeMapUpDirection(CubeMapFace cubeMapFace)
{
return CubeMapUpDirections[(int)cubeMapFace];
}
/// <summary>
/// Loads a texture from Content and asign it to the cubemaps face.
/// </summary>
/// <param name="cubeMap"></param>
/// <param name="filepath"></param>
/// <param name="face"></param>
private void LoadCubemapFace(TextureCube cubeMap, string filepath, CubeMapFace face)
{
Texture2D texture = content.Load<Texture2D>(filepath);
byte[] data = new byte[texture.Width * texture.Height * 4];
texture.GetData<byte>(data);
cubeMap.SetData<byte>(face, data);
}
public void SetCubeMapTarget(RenderTargetCube cubemap, CubeMapFace faceMode)
{
this.cubeMapRef = cubemap;
this.cubeMapFace = faceMode;
this.ReflectionMap.Dispose();
this.ReflectionMap = null;
}
public void Bind( GraphicsDevice device, TextureCube cube, ushort face, ushort miplevel, bool update )
{
this.device = device;
this.cube = cube;
this.face = (CubeMapFace)face;
mipLevel = miplevel;
width = cube.Size/(int)Utility.Pow( 2, mipLevel );
height = cube.Size/(int)Utility.Pow( 2, mipLevel );
depth = 1;
format = XnaHelper.Convert( cube.Format );
// Default
rowPitch = Width;
slicePitch = Height*Width;
sizeInBytes = PixelUtil.GetMemorySize( Width, Height, Depth, Format );
if ( ( (int)usage & (int)TextureUsage.RenderTarget ) != 0 )
{
CreateRenderTextures( update );
}
}