public Color GetColorForTemporaryTexture(Material matIfBlender, ShaderTextureProperty texProperty)
{
Debug.Assert(_textureProperties._considerNonTextureProperties == false);
if (texProperty.isNormalMap)
{
return(NEUTRAL_NORMAL_MAP_COLOR);
}
else if (_textureProperties.textureProperty2DefaultColorMap.ContainsKey(texProperty.name))
{
return(_textureProperties.textureProperty2DefaultColorMap[texProperty.name]);
}
return(new Color(1f, 1f, 1f, 0f));
}
public override bool Equals(object obj)
{
if (!(obj is ShaderTextureProperty))
{
return(false);
}
ShaderTextureProperty b = (ShaderTextureProperty)obj;
if (!name.Equals(b.name))
{
return(false);
}
if (isNormalMap != b.isNormalMap)
{
return(false);
}
return(true);
}
public Color GetColorIfNoTexture(Material mat, ShaderTextureProperty texProperty)
{
if (texProperty.isNormalMap)
{
return(new Color(.5f, .5f, 1f));
}
else if (texProperty.name.Equals("_MainTex"))
{
if (mat != null && mat.HasProperty("_Color"))
{
try
{ //need try because can't garantee _Color is a color
return(mat.GetColor("_Color"));
}
catch (Exception) { }
}
else if (mat != null && mat.HasProperty("_TintColor"))
{
try
{ //need try because can't garantee _TintColor is a color
return(mat.GetColor("_TintColor"));
}
catch (Exception) { }
}
}
else if (texProperty.name.Equals("_SpecGlossMap"))
{
if (mat != null && mat.HasProperty("_SpecColor"))
{
try
{ //need try because can't garantee _Color is a color
Color c = mat.GetColor("_SpecColor");
if (mat.HasProperty("_Glossiness"))
{
try
{
c.a = mat.GetFloat("_Glossiness");
}
catch (Exception) { }
}
Debug.LogWarning(c);
return(c);
}
catch (Exception) { }
}
}
else if (texProperty.name.Equals("_MetallicGlossMap"))
{
if (mat != null && mat.HasProperty("_Metallic"))
{
try
{ //need try because can't garantee _Metallic is a float
float v = mat.GetFloat("_Metallic");
Color c = new Color(v, v, v);
if (mat.HasProperty("_Glossiness"))
{
try
{
c.a = mat.GetFloat("_Glossiness");
}
catch (Exception) { }
}
return(c);
}
catch (Exception) { }
}
}
else if (texProperty.name.Equals("_ParallaxMap"))
{
return(new Color(0f, 0f, 0f, 0f));
}
else if (texProperty.name.Equals("_OcclusionMap"))
{
return(new Color(1f, 1f, 1f, 1f));
}
else if (texProperty.name.Equals("_EmissionMap"))
{
if (mat != null)
{
if (mat.HasProperty("_EmissionScaleUI"))
{
//Standard shader has weird behavior if EmissionMap has never
//been set then no EmissionColorUI color picker. If has ever
//been set then is EmissionColorUI color picker.
if (mat.HasProperty("_EmissionColor") &&
mat.HasProperty("_EmissionColorUI"))
{
try
{
Color c1 = mat.GetColor("_EmissionColor");
Color c2 = mat.GetColor("_EmissionColorUI");
float f = mat.GetFloat("_EmissionScaleUI");
if (c1 == new Color(0f, 0f, 0f, 0f) &&
c2 == new Color(1f, 1f, 1f, 1f))
{
//is virgin Emission values
return(new Color(f, f, f, f));
}
else //non virgin Emission values
{
return(c2);
}
}
catch (Exception) { }
}
else
{
try
{ //need try because can't garantee _Color is a color
float f = mat.GetFloat("_EmissionScaleUI");
return(new Color(f, f, f, f));
}
catch (Exception) { }
}
}
}
}
else if (texProperty.name.Equals("_DetailMask"))
{
return(new Color(0f, 0f, 0f, 0f));
}
return(new Color(1f, 1f, 1f, 0f));
}
/// <summary>
/// Джх╬ Atlas
/// </summary>
/// <returns></returns>
public Texture2D DoRenderAtlas(GameObject gameObject,
int width,
int height,
int padding,
Rect[] rss,
List <MaterialPropTexturesSet> textureSetss,
int indexOfTexSetToRenders,
ShaderTextureProperty texPropertyname,
TextureCombinerNonTextureProperties resultMaterialTextureBlender,
bool isNormalMap,
bool fixOutOfBoundsUVs,
bool considerNonTextureProperties,
TextureCombineHandler texCombiner)
{
textureSets = textureSetss;
indexOfTexSetToRender = indexOfTexSetToRenders;
_texPropertyName = texPropertyname;
_padding = padding;
_isNormalMap = isNormalMap;
_fixOutOfBoundsUVs = fixOutOfBoundsUVs;
_resultMaterialTextureBlender = resultMaterialTextureBlender;
rs = rss;
Shader s;
if (_isNormalMap)
{
s = Shader.Find("MeshBaker/NormalMapShader");
}
else
{
s = Shader.Find("MeshBaker/AlbedoShader");
}
if (s == null)
{
Debug.LogError("Could not find shader for RenderTexture. Try reimporting mesh baker");
return(null);
}
mat = new Material(s);
_destinationTexture = new RenderTexture(width, height, 24, RenderTextureFormat.ARGB32);
_destinationTexture.filterMode = FilterMode.Point;
myCamera = gameObject.GetComponent <Camera>();
myCamera.orthographic = true;
myCamera.orthographicSize = height >> 1;
myCamera.aspect = ((float)width) / height;
myCamera.targetTexture = _destinationTexture;
myCamera.clearFlags = CameraClearFlags.Color;
Transform camTransform = myCamera.GetComponent <Transform>();
camTransform.localPosition = new Vector3(width / 2.0f, height / 2f, 3);
camTransform.localRotation = Quaternion.Euler(0, 180, 180);
_doRenderAtlas = true;
Debug.Log(string.Format("Begin Camera.Render destTex w={0} h={1} camPos={2} camSize={3} camAspect={4}",
width, height, camTransform.localPosition, myCamera.orthographicSize, myCamera.aspect.ToString("f5")));
//This triggers the OnRenderObject callback
myCamera.Render();
_doRenderAtlas = false;
MeshBakerUtility.Destroy(mat);
MeshBakerUtility.Destroy(_destinationTexture);
Debug.Log("Finished Camera.Render ");
Texture2D tempTex = targTex;
targTex = null;
return(tempTex);
}
private void CopyScaledAndTiledToAtlas(MaterialPropTexturesSet texSet,
MaterialPropTexture source,
Vector2 obUVoffset,
Vector2 obUVscale,
Rect rec,
ShaderTextureProperty texturePropertyName,
TextureCombinerNonTextureProperties resultMatTexBlender,
bool yIsFlipped)
{
Rect r = rec;
myCamera.backgroundColor = resultMatTexBlender.GetColorForTemporaryTexture(texSet.matsAndGOs.mats[0].mat, texturePropertyName);
//yIsFlipped = true;
//if (yIsFlipped)
//{
//}
r.y = 1f - (r.y + r.height); // DrawTexture uses topLeft 0,0, Texture2D uses bottomLeft 0,0
r.x *= _destinationTexture.width;
r.y *= _destinationTexture.height;
r.width *= _destinationTexture.width;
r.height *= _destinationTexture.height;
Rect rPadded = r;
rPadded.x -= _padding;
rPadded.y -= _padding;
rPadded.width += _padding * 2;
rPadded.height += _padding * 2;
Rect targPr = new Rect();
Rect srcPrTex = texSet.ts[indexOfTexSetToRender].GetEncapsulatingSamplingRect().GetRect();
if (!_fixOutOfBoundsUVs)
{
Debug.Assert(source.matTilingRect.GetRect() == texSet.ts[indexOfTexSetToRender].GetEncapsulatingSamplingRect().GetRect());
}
Texture2D tex = source.GetTexture2D();
/*
* if (_considerNonTextureProperties && resultMatTexBlender != null)
* {
* if (LOG_LEVEL >= MB2_LogLevel.trace) Debug.Log(string.Format("Blending texture {0} mat {1} with non-texture properties using TextureBlender {2}", tex.name, texSet.mats[0].mat, resultMatTexBlender));
*
* resultMatTexBlender.OnBeforeTintTexture(texSet.mats[0].mat, texturePropertyName.name);
* //combine the tintColor with the texture
* tex = combiner._createTextureCopy(tex);
* for (int i = 0; i < tex.height; i++)
* {
* Color[] cs = tex.GetPixels(0, i, tex.width, 1);
* for (int j = 0; j < cs.Length; j++)
* {
* cs[j] = resultMatTexBlender.OnBlendTexturePixel(texturePropertyName.name, cs[j]);
* }
* tex.SetPixels(0, i, tex.width, 1, cs);
* }
* tex.Apply();
* }
*/
//main texture
TextureWrapMode oldTexWrapMode = tex.wrapMode;
if (srcPrTex.width == 1f && srcPrTex.height == 1f && srcPrTex.x == 0f && srcPrTex.y == 0f)
{
//fixes bug where there is a dark line at the edge of the texture
tex.wrapMode = TextureWrapMode.Clamp;
}
else
{
tex.wrapMode = TextureWrapMode.Repeat;
}
Debug.Log("DrawTexture tex=" + tex.name + " destRect=" + r + " srcRect=" + srcPrTex + " Mat=" + mat);
//fill the padding first
Rect srcPr = new Rect();
//top margin
srcPr.x = srcPrTex.x;
srcPr.y = srcPrTex.y + 1 - 1f / tex.height;
srcPr.width = srcPrTex.width;
srcPr.height = 1f / tex.height;
targPr.x = r.x;
targPr.y = rPadded.y;
targPr.width = r.width;
targPr.height = _padding;
RenderTexture oldRT = RenderTexture.active;
RenderTexture.active = _destinationTexture;
Graphics.DrawTexture(targPr, tex, srcPr, 0, 0, 0, 0, mat);
//bot margin
srcPr.x = srcPrTex.x;
srcPr.y = srcPrTex.y;
srcPr.width = srcPrTex.width;
srcPr.height = 1f / tex.height;
targPr.x = r.x;
targPr.y = r.y + r.height;
targPr.width = r.width;
targPr.height = _padding;
Graphics.DrawTexture(targPr, tex, srcPr, 0, 0, 0, 0, mat);
//left margin
srcPr.x = srcPrTex.x;
srcPr.y = srcPrTex.y;
srcPr.width = 1f / tex.width;
srcPr.height = srcPrTex.height;
targPr.x = rPadded.x;
targPr.y = r.y;
targPr.width = _padding;
targPr.height = r.height;
Graphics.DrawTexture(targPr, tex, srcPr, 0, 0, 0, 0, mat);
//right margin
srcPr.x = srcPrTex.x + 1f - 1f / tex.width;
srcPr.y = srcPrTex.y;
srcPr.width = 1f / tex.width;
srcPr.height = srcPrTex.height;
targPr.x = r.x + r.width;
targPr.y = r.y;
targPr.width = _padding;
targPr.height = r.height;
Graphics.DrawTexture(targPr, tex, srcPr, 0, 0, 0, 0, mat);
//top left corner
srcPr.x = srcPrTex.x;
srcPr.y = srcPrTex.y + 1 - 1f / tex.height;
srcPr.width = 1f / tex.width;
srcPr.height = 1f / tex.height;
targPr.x = rPadded.x;
targPr.y = rPadded.y;
targPr.width = _padding;
targPr.height = _padding;
Graphics.DrawTexture(targPr, tex, srcPr, 0, 0, 0, 0, mat);
//top right corner
srcPr.x = srcPrTex.x + 1f - 1f / tex.width;
srcPr.y = srcPrTex.y + 1 - 1f / tex.height;
srcPr.width = 1f / tex.width;
srcPr.height = 1f / tex.height;
targPr.x = r.x + r.width;
targPr.y = rPadded.y;
targPr.width = _padding;
targPr.height = _padding;
Graphics.DrawTexture(targPr, tex, srcPr, 0, 0, 0, 0, mat);
//bot left corner
srcPr.x = srcPrTex.x;
srcPr.y = srcPrTex.y;
srcPr.width = 1f / tex.width;
srcPr.height = 1f / tex.height;
targPr.x = rPadded.x;
targPr.y = r.y + r.height;
targPr.width = _padding;
targPr.height = _padding;
Graphics.DrawTexture(targPr, tex, srcPr, 0, 0, 0, 0, mat);
//bot right corner
srcPr.x = srcPrTex.x + 1f - 1f / tex.width;
srcPr.y = srcPrTex.y;
srcPr.width = 1f / tex.width;
srcPr.height = 1f / tex.height;
targPr.x = r.x + r.width;
targPr.y = r.y + r.height;
targPr.width = _padding;
targPr.height = _padding;
Graphics.DrawTexture(targPr, tex, srcPr, 0, 0, 0, 0, mat);
//now the texture
Graphics.DrawTexture(r, tex, srcPrTex, 0, 0, 0, 0, mat);
RenderTexture.active = oldRT;
tex.wrapMode = oldTexWrapMode;
}
public override IEnumerator CreateAtlases(ProgressUpdateDelegate progressInfo,
TexturePipelineData data,
TextureCombineHandler combiner,
AtlasPackingResult packedAtlasRects,
Texture2D[] atlases,
EditorMethodsInterface textureEditorMethods)
{
Debug.Assert(!data.IsOnlyOneTextureInAtlasReuseTextures());
Rect[] uvRects = packedAtlasRects.rects;
long estArea = 0;
int atlasSizeX = 1;
int atlasSizeY = 1;
uvRects = null;
for (int propIdx = 0; propIdx < data.numAtlases; propIdx++)
{
//-----------------------
ShaderTextureProperty prop = data.texPropertyNames[propIdx];
Texture2D atlas = null;
if (!TextureCombinerPipeline._ShouldWeCreateAtlasForThisProperty(propIdx, data._considerNonTextureProperties, data.allTexturesAreNullAndSameColor))
{
atlas = null;
}
else
{
Debug.LogWarning("Beginning loop " + propIdx + " num temporary textures " + combiner._getNumTemporaryTextures());
TextureCombinerPackerBase.CreateTemporaryTexturesForAtlas(data.distinctMaterialTextures, combiner, propIdx, data);
Texture2D[] texToPack = new Texture2D[data.distinctMaterialTextures.Count];
for (int texSetIdx = 0; texSetIdx < data.distinctMaterialTextures.Count; texSetIdx++)
{
MaterialPropTexturesSet txs = data.distinctMaterialTextures[texSetIdx];
int tWidth = txs.idealWidth;
int tHeight = txs.idealHeight;
Texture2D tx = txs.ts[propIdx].GetTexture2D();
if (progressInfo != null)
{
progressInfo("Adjusting for scale and offset " + tx, .01f);
}
if (textureEditorMethods != null)
{
textureEditorMethods.SetReadWriteFlag(tx, true, true);
}
tx = GetAdjustedForScaleAndOffset2(prop.name, txs.ts[propIdx], txs.obUVoffset, txs.obUVscale, data, combiner);
//create a resized copy if necessary
if (tx.width != tWidth || tx.height != tHeight)
{
if (progressInfo != null)
{
progressInfo("Resizing texture '" + tx + "'", .01f);
}
Debug.LogWarning("Copying and resizing texture " + prop.name + " from " + tx.width + "x" + tx.height + " to " + tWidth + "x" + tHeight);
tx = combiner._resizeTexture(prop.name, (Texture2D)tx, tWidth, tHeight);
}
estArea += tx.width * tx.height;
if (data._considerNonTextureProperties)
{
//combine the tintColor with the texture
tx = combiner._createTextureCopy(prop.name, tx);
data.nonTexturePropertyBlender.TintTextureWithTextureCombiner(tx, data.distinctMaterialTextures[texSetIdx], prop);
}
texToPack[texSetIdx] = tx;
}
if (textureEditorMethods != null)
{
textureEditorMethods.CheckBuildSettings(estArea);
}
if (Math.Sqrt(estArea) > 3500f)
{
Debug.LogWarning("The maximum possible atlas size is 4096. Textures may be shrunk");
}
atlas = new Texture2D(1, 1, TextureFormat.ARGB32, true);
if (progressInfo != null)
{
progressInfo("Packing texture atlas " + prop.name, .25f);
}
if (propIdx == 0)
{
if (progressInfo != null)
{
progressInfo("Estimated min size of atlases: " + Math.Sqrt(estArea).ToString("F0"), .1f);
}
Debug.Log("Estimated atlas minimum size:" + Math.Sqrt(estArea).ToString("F0"));
int maxAtlasSize = 4096;
uvRects = atlas.PackTextures(texToPack, data._atlasPadding, maxAtlasSize, false);
Debug.Log("After pack textures atlas size " + atlas.width + " " + atlas.height);
atlasSizeX = atlas.width;
atlasSizeY = atlas.height;
atlas.Apply();
}
else
{
if (progressInfo != null)
{
progressInfo("Copying Textures Into: " + prop.name, .1f);
}
atlas = _copyTexturesIntoAtlas(texToPack, data._atlasPadding, uvRects, atlasSizeX, atlasSizeY, combiner);
}
}
atlases[propIdx] = atlas;
//----------------------
if (data._saveAtlasesAsAssets && textureEditorMethods != null)
{
textureEditorMethods.SaveAtlasToAssetDatabase(atlases[propIdx], prop, propIdx, data.resultMaterial);
}
data.resultMaterial.SetTextureOffset(prop.name, Vector2.zero);
data.resultMaterial.SetTextureScale(prop.name, Vector2.one);
combiner._destroyTemporaryTextures(prop.name);
GC.Collect();
}
packedAtlasRects.rects = uvRects;
yield break;
}
internal Color GetColorForTemporaryTexture(Material matIfBlender, ShaderTextureProperty texProperty)
{
return(_nonTexturePropertiesBlender.GetColorForTemporaryTexture(matIfBlender, texProperty));
}
/// <summary>
/// 收集材质参数名称
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
internal static bool _CollectPropertyNames(TexturePipelineData data)
{
//try custom properties remove duplicates
//尝试删除自定义属性的重复项
for (int i = 0; i < data.texPropertyNames.Count; i++)
{
ShaderTextureProperty s = data._customShaderPropNames.Find(x => x.name.Equals(data.texPropertyNames[i].name));
if (s != null)
{
data._customShaderPropNames.Remove(s);
}
}
Material m = data.resultMaterial;
if (m == null)
{
Debug.LogError("合并材质为空。");
return(false);
}
//Collect the property names for the textures
for (int i = 0; i < shaderTexPropertyNames.Length; i++)
{
if (m.HasProperty(shaderTexPropertyNames[i].name))
{
if (!data.texPropertyNames.Contains(shaderTexPropertyNames[i]))
{
data.texPropertyNames.Add(shaderTexPropertyNames[i]);
}
if (m.GetTextureOffset(shaderTexPropertyNames[i].name) != new Vector2(0f, 0f))
{
Debug.LogWarning("Result material has non-zero offset. This is may be incorrect.");
}
if (m.GetTextureScale(shaderTexPropertyNames[i].name) != new Vector2(1f, 1f))
{
Debug.LogWarning("Result material should have tiling of 1,1");
}
}
}
for (int i = 0; i < data._customShaderPropNames.Count; i++)
{
if (m.HasProperty(data._customShaderPropNames[i].name))
{
data.texPropertyNames.Add(data._customShaderPropNames[i]);
if (m.GetTextureOffset(data._customShaderPropNames[i].name) != new Vector2(0f, 0f))
{
Debug.LogWarning("Result material has non-zero offset. This is probably incorrect.");
}
if (m.GetTextureScale(data._customShaderPropNames[i].name) != new Vector2(1f, 1f))
{
Debug.LogWarning("Result material should probably have tiling of 1,1.");
}
}
else
{
Debug.LogWarning("Result material shader does not use property " +
data._customShaderPropNames[i].name + " in the list of custom shader property names");
}
}
return(true);
}
internal Texture2D TintTextureWithTextureCombiner(Texture2D t, MaterialPropTexturesSet sourceMaterial, ShaderTextureProperty shaderPropertyName)
{
return(_nonTexturePropertiesBlender.TintTextureWithTextureCombiner(t, sourceMaterial, shaderPropertyName));
}
public Color GetColorForTemporaryTexture(Material matIfBlender, ShaderTextureProperty texProperty)
{
return(resultMaterialTextureBlender.GetColorIfNoTexture(matIfBlender, texProperty));
}
public Color GetColorAsItWouldAppearInAtlasIfNoTexture(Material matIfBlender, ShaderTextureProperty texProperty)
{
resultMaterialTextureBlender.OnBeforeTintTexture(matIfBlender, texProperty.name);
Color c = GetColorForTemporaryTexture(matIfBlender, texProperty);
return(resultMaterialTextureBlender.OnBlendTexturePixel(texProperty.name, c));
}
public Texture2D TintTextureWithTextureCombiner(Texture2D t, MaterialPropTexturesSet sourceMaterial, ShaderTextureProperty shaderPropertyName)
{
Debug.Assert(resultMaterialTextureBlender != null);
resultMaterialTextureBlender.OnBeforeTintTexture(sourceMaterial.matsAndGOs.mats[0].mat, shaderPropertyName.name);
Debug.Log(string.Format("Blending texture {0} mat {1} with non-texture properties using TextureBlender {2}", t.name, sourceMaterial.matsAndGOs.mats[0].mat, resultMaterialTextureBlender));
for (int i = 0; i < t.height; i++)
{
Color[] cs = t.GetPixels(0, i, t.width, 1);
for (int j = 0; j < cs.Length; j++)
{
cs[j] = resultMaterialTextureBlender.OnBlendTexturePixel(shaderPropertyName.name, cs[j]);
}
t.SetPixels(0, i, t.width, 1, cs);
}
t.Apply();
return(t);
}
public Color GetColorAsItWouldAppearInAtlasIfNoTexture(Material matIfBlender, ShaderTextureProperty texProperty)
{
Debug.Assert(false, "Should never be called");
return(Color.white);
}
public Texture2D TintTextureWithTextureCombiner(Texture2D t, MaterialPropTexturesSet sourceMaterial, ShaderTextureProperty shaderPropertyName)
{
Debug.Assert(_textureProperties._considerNonTextureProperties == false);
Debug.LogError("TintTextureWithTextureCombiner should never be called if resultMaterialTextureBlender is null");
return(t);
}
internal static IEnumerator CopyScaledAndTiledToAtlas(MaterialPropTexture source, MaterialPropTexturesSet sourceMaterial,
ShaderTextureProperty shaderPropertyName, DRect srcSamplingRect, int targX, int targY, int targW, int targH,
AtlasPadding padding,
Color[][] atlasPixels, bool isNormalMap,
TexturePipelineData data,
TextureCombineHandler combiner,
ProgressUpdateDelegate progressInfo = null)
{
//HasFinished = false;
Texture2D t = source.GetTexture2D();
Debug.Log(string.Format("CopyScaledAndTiledToAtlas: {0} inAtlasX={1} inAtlasY={2} inAtlasW={3} inAtlasH={4} paddX={5} paddY={6} srcSamplingRect={7}",
t, targX, targY, targW, targH, padding.leftRight, padding.topBottom, srcSamplingRect));
float newWidth = targW;
float newHeight = targH;
float scx = (float)srcSamplingRect.width;
float scy = (float)srcSamplingRect.height;
float ox = (float)srcSamplingRect.x;
float oy = (float)srcSamplingRect.y;
int w = (int)newWidth;
int h = (int)newHeight;
if (data._considerNonTextureProperties)
{
t = combiner._createTextureCopy(shaderPropertyName.name, t);
t = data.nonTexturePropertyBlender.TintTextureWithTextureCombiner(t, sourceMaterial, shaderPropertyName);
}
for (int i = 0; i < w; i++)
{
if (progressInfo != null && w > 0)
{
progressInfo("CopyScaledAndTiledToAtlas " + (((float)i / (float)w) * 100f).ToString("F0"), .2f);
}
for (int j = 0; j < h; j++)
{
float u = i / newWidth * scx + ox;
float v = j / newHeight * scy + oy;
atlasPixels[targY + j][targX + i] = t.GetPixelBilinear(u, v);
}
}
//bleed the border colors into the padding
for (int i = 0; i < w; i++)
{
for (int j = 1; j <= padding.topBottom; j++)
{
//top margin
atlasPixels[(targY - j)][targX + i] = atlasPixels[(targY)][targX + i];
//bottom margin
atlasPixels[(targY + h - 1 + j)][targX + i] = atlasPixels[(targY + h - 1)][targX + i];
}
}
for (int j = 0; j < h; j++)
{
for (int i = 1; i <= padding.leftRight; i++)
{
//left margin
atlasPixels[(targY + j)][targX - i] = atlasPixels[(targY + j)][targX];
//right margin
atlasPixels[(targY + j)][targX + w + i - 1] = atlasPixels[(targY + j)][targX + w - 1];
}
}
//corners
for (int i = 1; i <= padding.leftRight; i++)
{
for (int j = 1; j <= padding.topBottom; j++)
{
atlasPixels[(targY - j)][targX - i] = atlasPixels[targY][targX];
atlasPixels[(targY + h - 1 + j)][targX - i] = atlasPixels[(targY + h - 1)][targX];
atlasPixels[(targY + h - 1 + j)][targX + w + i - 1] = atlasPixels[(targY + h - 1)][targX + w - 1];
atlasPixels[(targY - j)][targX + w + i - 1] = atlasPixels[targY][targX + w - 1];
yield return(null);
}
yield return(null);
}
yield break;
}
internal Color GetColorAsItWouldAppearInAtlasIfNoTexture(Material matIfBlender, ShaderTextureProperty texProperty)
{
return(_nonTexturePropertiesBlender.GetColorAsItWouldAppearInAtlasIfNoTexture(matIfBlender, texProperty));
}
public override IEnumerator CreateAtlases(ProgressUpdateDelegate progressInfo,
TexturePipelineData data,
TextureCombineHandler combiner,
AtlasPackingResult packedAtlasRects,
Texture2D[] atlases,
EditorMethodsInterface textureEditorMethods)
{
Rect[] uvRects = packedAtlasRects.rects;
int atlasSizeX = packedAtlasRects.atlasX;
int atlasSizeY = packedAtlasRects.atlasY;
Debug.Log("Generated atlas will be " + atlasSizeX + "x" + atlasSizeY);
for (int propIdx = 0; propIdx < data.numAtlases; propIdx++)
{
Texture2D atlas = null;
ShaderTextureProperty property = data.texPropertyNames[propIdx];
if (!TextureCombinerPipeline._ShouldWeCreateAtlasForThisProperty(propIdx, data._considerNonTextureProperties, data.allTexturesAreNullAndSameColor))
{
atlas = null;
Debug.Log("=== Not creating atlas for " + property.name + " because textures are null and default value parameters are the same.");
}
else
{
Debug.Log("=== Creating atlas for " + property.name);
GC.Collect();
CreateTemporaryTexturesForAtlas(data.distinctMaterialTextures, combiner, propIdx, data);
//use a jagged array because it is much more efficient in memory
Color[][] atlasPixels = new Color[atlasSizeY][];
for (int j = 0; j < atlasPixels.Length; j++)
{
atlasPixels[j] = new Color[atlasSizeX];
}
bool isNormalMap = false;
if (property.isNormalMap)
{
isNormalMap = true;
}
for (int texSetIdx = 0; texSetIdx < data.distinctMaterialTextures.Count; texSetIdx++)
{
MaterialPropTexturesSet texSet = data.distinctMaterialTextures[texSetIdx];
MaterialPropTexture matTex = texSet.ts[propIdx];
string s = "Creating Atlas '" + property.name + "' texture " + matTex.GetTexName();
if (progressInfo != null)
{
progressInfo(s, .01f);
}
Debug.Log(string.Format("Adding texture {0} to atlas {1} for texSet {2} srcMat {3}", matTex.GetTexName(), property.name, texSetIdx, texSet.matsAndGOs.mats[0].GetMaterialName()));
Rect r = uvRects[texSetIdx];
Texture2D t = texSet.ts[propIdx].GetTexture2D();
int x = Mathf.RoundToInt(r.x * atlasSizeX);
int y = Mathf.RoundToInt(r.y * atlasSizeY);
int ww = Mathf.RoundToInt(r.width * atlasSizeX);
int hh = Mathf.RoundToInt(r.height * atlasSizeY);
if (ww == 0 || hh == 0)
{
Debug.LogError("Image in atlas has no height or width " + r);
}
if (progressInfo != null)
{
progressInfo(s + " set ReadWrite flag", .01f);
}
if (textureEditorMethods != null)
{
textureEditorMethods.SetReadWriteFlag(t, true, true);
}
if (progressInfo != null)
{
progressInfo(s + "Copying to atlas: '" + matTex.GetTexName() + "'", .02f);
}
DRect samplingRect = texSet.ts[propIdx].GetEncapsulatingSamplingRect();
Debug.Assert(!texSet.ts[propIdx].isNull, string.Format("Adding texture {0} to atlas {1} for texSet {2} srcMat {3}",
matTex.GetTexName(), property.name, texSetIdx, texSet.matsAndGOs.mats[0].GetMaterialName()));
yield return(CopyScaledAndTiledToAtlas(texSet.ts[propIdx],
texSet,
property,
samplingRect,
x,
y,
ww,
hh,
packedAtlasRects.padding[texSetIdx],
atlasPixels,
isNormalMap,
data,
combiner,
progressInfo));
}
yield return(data.numAtlases);
if (progressInfo != null)
{
progressInfo("Applying changes to atlas: '" + property.name + "'", .03f);
}
atlas = new Texture2D(atlasSizeX, atlasSizeY, TextureFormat.ARGB32, true);
for (int j = 0; j < atlasPixels.Length; j++)
{
atlas.SetPixels(0, j, atlasSizeX, 1, atlasPixels[j]);
}
atlas.Apply();
Debug.Log("Saving atlas " + property.name + " w=" + atlas.width + " h=" + atlas.height);
}
atlases[propIdx] = atlas;
if (progressInfo != null)
{
progressInfo("Saving atlas: '" + property.name + "'", .04f);
}
if (data._saveAtlasesAsAssets && textureEditorMethods != null)
{
textureEditorMethods.SaveAtlasToAssetDatabase(atlases[propIdx], data.texPropertyNames[propIdx], propIdx, data.resultMaterial);
}
else
{
data.resultMaterial.SetTexture(data.texPropertyNames[propIdx].name, atlases[propIdx]);
}
data.resultMaterial.SetTextureOffset(data.texPropertyNames[propIdx].name, Vector2.zero);
data.resultMaterial.SetTextureScale(data.texPropertyNames[propIdx].name, Vector2.one);
combiner._destroyTemporaryTextures(data.texPropertyNames[propIdx].name);
}
yield break;
}
/// <summary>
/// Texture 合并管线第 3 步，创建 Atlas 并保存资源
/// </summary>
/// <returns></returns>
internal static IEnumerator __Step3_BuildAndSaveAtlasesAndStoreResults(ProgressUpdateDelegate progressInfo,
CombineTexturesIntoAtlasesCoroutineResult result,
TexturePipelineData data,
TextureCombineHandler combiner,
ITextureCombinerPacker packer,
AtlasPackingResult atlasPackingResult,
EditorMethodsInterface textureEditorMethods,
AtlasesAndRects resultAtlasesAndRects)
{
//run the garbage collector to free up as much memory as possible before bake to reduce MissingReferenceException problems
GC.Collect();
Texture2D[] atlases = new Texture2D[data.numAtlases];
//StringBuilder report = GenerateReport(data);
//创建图集
yield return(packer.CreateAtlases(progressInfo, data, combiner, atlasPackingResult, atlases, textureEditorMethods));
data.nonTexturePropertyBlender.AdjustNonTextureProperties(data.resultMaterial, data.texPropertyNames, data.distinctMaterialTextures, textureEditorMethods);
if (data.distinctMaterialTextures.Count > 0)
{
data.distinctMaterialTextures[0].AdjustResultMaterialNonTextureProperties(data.resultMaterial, data.texPropertyNames);
}
//结果报告
//if (progressInfo != null)
// progressInfo("Building Report", .7f);
////report on atlases created
//StringBuilder atlasMessage = new StringBuilder();
//atlasMessage.AppendLine("---- Atlases ------");
//for (int i = 0; i < data.numAtlases; i++)
//{
// if (atlases[i] != null)
// {
// atlasMessage.AppendLine("Created Atlas For: " + data.texPropertyNames[i].name + " h=" + atlases[i].height + " w=" + atlases[i].width);
// }
// else if (!_ShouldWeCreateAtlasForThisProperty(i, data._considerNonTextureProperties, data.allTexturesAreNullAndSameColor))
// {
// atlasMessage.AppendLine("Did not create atlas for " + data.texPropertyNames[i].name + " because all source textures were null.");
// }
//}
//report.Append(atlasMessage.ToString());
List <MaterialAndUVRect> mat2rect_map = new List <MaterialAndUVRect>();
for (int i = 0; i < data.distinctMaterialTextures.Count; i++)
{
MaterialPropTexturesSet texSet = data.distinctMaterialTextures[i];
List <MatAndTransformToMerged> mats = texSet.matsAndGOs.mats;
Rect allPropsUseSameTiling_encapsulatingSamplingRect;
Rect propsUseDifferntTiling_obUVRect;
texSet.GetRectsForTextureBakeResults(out allPropsUseSameTiling_encapsulatingSamplingRect, out propsUseDifferntTiling_obUVRect);
for (int j = 0; j < mats.Count; j++)
{
Rect allPropsUseSameTiling_sourceMaterialTiling = texSet.GetMaterialTilingRectForTextureBakerResults(j);
MaterialAndUVRect key = new MaterialAndUVRect(
mats[j].mat,
atlasPackingResult.rects[i],
texSet.allTexturesUseSameMatTiling,
allPropsUseSameTiling_sourceMaterialTiling,
allPropsUseSameTiling_encapsulatingSamplingRect,
propsUseDifferntTiling_obUVRect,
texSet.tilingTreatment,
mats[j].objName);
if (!mat2rect_map.Contains(key))
{
mat2rect_map.Add(key);
}
}
}
resultAtlasesAndRects.atlases = atlases; // one per texture on result shader
resultAtlasesAndRects.texPropertyNames = ShaderTextureProperty.GetNames(data.texPropertyNames); // one per texture on source shader
resultAtlasesAndRects.originMatToRect_map = mat2rect_map;
if (progressInfo != null)
{
progressInfo("Restoring Texture Formats & Read Flags", .8f);
}
combiner._destroyAllTemporaryTextures();
if (textureEditorMethods != null)
{
textureEditorMethods.RestoreReadFlagsAndFormats(progressInfo);
}
//if (report != null)
// Debug.Log(report.ToString());
yield break;
}
