public static CopyTexture ( |
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src | Source texture. | |
dst | Destination texture. | |
return | void |
private void HandleTextureArry(List <Texture2D> texs) { if (texs == null || texs.Count == 0) { enabled = false; return; } if (SystemInfo.copyTextureSupport == CopyTextureSupport.None || !SystemInfo.supports2DArrayTextures) { enabled = false; return; } TexArr = new Texture2DArray(texs[0].width, texs[0].width, texs.Count, TextureFormat.RGBA32, false, false); for (int i = 0; i < texs.Count; i++) { //Debug.Log(" index is" + i); try { Graphics.CopyTexture(texs[i], 0, 0, TexArr, i, 0); } catch (Exception e) { Debug.Log("index is" + i); throw e; } } TexArr.wrapMode = TextureWrapMode.Clamp; TexArr.filterMode = FilterMode.Bilinear; Debug.Log("HandleTextureArry End ===============>>>>>>>>>>> TexArr Length is " + TexArr.depth); }
private static void SaveSplitted(string suffix, Texture2D tex, int xSrc, int ySrc, int width, int height, int xOffset, int yOffset, int x, int y) { Texture2D target = new Texture2D(width, height, TextureFormat.RGBA32, false); var widthSrc = width - xOffset; var heightSrc = height - yOffset; UnityGraphics.CopyTexture(tex, 0, 0, xSrc, ySrc, widthSrc, heightSrc, target, 0, 0, x, y); for (int k = 0; k < height && xOffset > 0; ++k) { var c = target.GetPixel(widthSrc - 1, k); for (int kx = widthSrc; kx < width; ++kx) { target.SetPixel(kx, k, c); } } for (int k = 0; k < width && yOffset > 0; ++k) { var c = target.GetPixel(k, heightSrc - 1); for (int ky = heightSrc; ky < height; ++ky) { target.SetPixel(k, ky, c); } } target.Apply(); string projectPath = Application.dataPath.Replace("/Assets", "/"); string path = AssetDatabase.GetAssetPath(tex); path = $"{path.Substring(0, path.LastIndexOf('.'))}_{suffix}.png"; File.WriteAllBytes(projectPath + path, target.EncodeToPNG()); AssetDatabase.ImportAsset(path, ImportAssetOptions.ForceUpdate); }
private void HandleTextureArry(List <Texture2D> texs) { if (texs == null || texs.Count == 0) { enabled = false; return; } if (SystemInfo.copyTextureSupport == CopyTextureSupport.None || !SystemInfo.supports2DArrayTextures) { enabled = false; return; } TexArr = new Texture2DArray(texs[0].width, texs[0].width, texs.Count, TextureFormat.DXT5, false, false); for (int i = 0; i < texs.Count; i++) { Graphics.CopyTexture(texs[i], 0, 0, TexArr, i, 0); } TexArr.wrapMode = TextureWrapMode.Clamp; TexArr.filterMode = FilterMode.Bilinear; }
public void CopyActiveRenderTextureToTexture(string textureName, int textureIndex, RectInt sourceRect, Vector2Int dest, bool allowDelayedCPUSync) { if (String.IsNullOrEmpty(textureName)) { throw new ArgumentNullException("textureName"); } var source = RenderTexture.active; if (source == null) { throw new InvalidOperationException("Active RenderTexture is null."); } int textureWidth = 0; int textureHeight = 0; if (textureName == SurfaceMaskTextureName) { if (textureIndex != 0) { throw new ArgumentOutOfRangeException("textureIndex"); } else if (source == surfaceMaskTexture) { throw new ArgumentException("source", "Active RenderTexture cannot be surfaceMaskTexture."); } textureWidth = textureHeight = surfaceMaskResolution; } else if (textureName == AlphamapTextureName) { if (textureIndex < 0 || textureIndex >= alphamapTextureCount) { throw new ArgumentOutOfRangeException("textureIndex"); } textureWidth = textureHeight = alphamapResolution; } else { // TODO: Support generic terrain textures. throw new ArgumentException($"Unrecognized terrain texture name: \"{textureName}\""); } if (sourceRect.x < 0 || sourceRect.y < 0 || sourceRect.xMax > source.width || sourceRect.yMax > source.height) { throw new ArgumentOutOfRangeException("sourceRect"); } else if (dest.x < 0 || dest.x + sourceRect.width > textureWidth) { throw new ArgumentOutOfRangeException("dest.x"); } else if (dest.y < 0 || dest.y + sourceRect.height > textureHeight) { throw new ArgumentOutOfRangeException("dest.y"); } if (textureName == SurfaceMaskTextureName) { Internal_CopyActiveRenderTextureToSurfaceMask(sourceRect, dest.x, dest.y, allowDelayedCPUSync); return; } var dstTexture = GetAlphamapTexture(textureIndex); // Delay synching back (using ReadPixels) if CopyTexture can be used. // TODO: Checking the format compatibility is difficult as it varies by platforms. For instance copying between ARGB32 RT and RGBA32 Tex seems to be fine on all tested platforms... allowDelayedCPUSync = allowDelayedCPUSync && SupportsCopyTextureBetweenRTAndTexture; if (allowDelayedCPUSync) { if (dstTexture.mipmapCount > 1) { // Composes mip0 in a RT with full mipchain. var tmp = RenderTexture.GetTemporary(new RenderTextureDescriptor(dstTexture.width, dstTexture.height, source.format) { sRGB = false, useMipMap = true, autoGenerateMips = false }); if (!tmp.IsCreated()) { tmp.Create(); } Graphics.CopyTexture(dstTexture, 0, 0, tmp, 0, 0); Graphics.CopyTexture(source, 0, 0, sourceRect.x, sourceRect.y, sourceRect.width, sourceRect.height, tmp, 0, 0, dest.x, dest.y); // Generate the mips on the GPU tmp.GenerateMips(); // Copy the full mipchain back to the alphamap texture Graphics.CopyTexture(tmp, dstTexture); RenderTexture.ReleaseTemporary(tmp); } else { Graphics.CopyTexture(source, 0, 0, sourceRect.x, sourceRect.y, sourceRect.width, sourceRect.height, dstTexture, 0, 0, dest.x, dest.y); } // TODO: Support generic terrain textures. Internal_MarkAlphamapDirtyRegion(textureIndex, dest.x, dest.y, sourceRect.width, sourceRect.height); } else { if (SystemInfo.graphicsDeviceType == GraphicsDeviceType.Metal || !SystemInfo.graphicsUVStartsAtTop) { dstTexture.ReadPixels(new Rect(sourceRect.x, sourceRect.y, sourceRect.width, sourceRect.height), dest.x, dest.y); } else { dstTexture.ReadPixels(new Rect(sourceRect.x, source.height - sourceRect.yMax, sourceRect.width, sourceRect.height), dest.x, dest.y); } dstTexture.Apply(true); // TODO: Check if the texture is previously marked dirty? // TODO: Support generic terrain textures. Internal_ClearAlphamapDirtyRegion(textureIndex); } Experimental.TerrainAPI.TerrainCallbacks.InvokeTextureChangedCallback(this, textureName, new RectInt(dest.x, dest.y, sourceRect.width, sourceRect.height), !allowDelayedCPUSync); }