internal static IEnumerator CopyScaledAndTiledToAtlas(MeshBakerMaterialTexture source, MB_TexSet sourceMaterial,
ShaderTextureProperty shaderPropertyName, DRect srcSamplingRect, int targX, int targY, int targW, int targH,
AtlasPadding padding,
Color[][] atlasPixels, bool isNormalMap,
MB3_TextureCombinerPipeline.TexturePipelineData data,
MB3_TextureCombiner combiner,
ProgressUpdateDelegate progressInfo = null,
MB2_LogLevel LOG_LEVEL = MB2_LogLevel.info)
{
//HasFinished = false;
Texture2D t = source.GetTexture2D();
if (LOG_LEVEL >= MB2_LogLevel.debug)
{
Debug.Log("CopyScaledAndTiledToAtlas: " + t + " inAtlasX=" + targX + " inAtlasY=" + targY + " inAtlasW=" + targW + " inAtlasH=" + targH);
}
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 (t == null)
{
if (LOG_LEVEL >= MB2_LogLevel.trace)
{
Debug.Log("No source texture creating a 16x16 texture.");
}
t = combiner._createTemporaryTexture(16, 16, TextureFormat.ARGB32, true);
scx = 1;
scy = 1;
if (data._considerNonTextureProperties && data.nonTexturePropertyBlender != null)
{
Color col = data.nonTexturePropertyBlender.GetColorIfNoTexture(sourceMaterial.matsAndGOs.mats[0].mat, shaderPropertyName);
if (LOG_LEVEL >= MB2_LogLevel.trace)
{
Debug.Log("Setting texture to solid color " + col);
}
MB_Utility.setSolidColor(t, col);
}
else
{
Color col = MB3_TextureCombinerNonTextureProperties.GetColorIfNoTexture(shaderPropertyName);
MB_Utility.setSolidColor(t, col);
}
}
if (data._considerNonTextureProperties && data.nonTexturePropertyBlender != null)
{
t = combiner._createTextureCopy(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);
}
// Debug.Log("copyandscaledatlas finished too!");
//HasFinished = true;
yield break;
}
public IEnumerator CreateAtlases(ProgressUpdateDelegate progressInfo,
MB3_TextureCombinerPipeline.TexturePipelineData data, MB3_TextureCombiner combiner,
AtlasPackingResult packedAtlasRects,
Texture2D[] atlases, MB2_EditorMethodsInterface textureEditorMethods,
MB2_LogLevel LOG_LEVEL)
{
Rect[] uvRects = packedAtlasRects.rects;
if (data.distinctMaterialTextures.Count == 1 && data._fixOutOfBoundsUVs == false)
{
if (LOG_LEVEL >= MB2_LogLevel.debug)
{
Debug.Log("Only one image per atlas. Will re-use original texture");
}
uvRects = new Rect[1];
uvRects[0] = new Rect(0f, 0f, 1f, 1f);
for (int i = 0; i < data.numAtlases; i++)
{
MeshBakerMaterialTexture dmt = data.distinctMaterialTextures[0].ts[i];
atlases[i] = dmt.GetTexture2D();
data.resultMaterial.SetTexture(data.texPropertyNames[i].name, atlases[i]);
data.resultMaterial.SetTextureScale(data.texPropertyNames[i].name, dmt.matTilingRect.size);
data.resultMaterial.SetTextureOffset(data.texPropertyNames[i].name, dmt.matTilingRect.min);
}
}
else
{
long estArea = 0;
int atlasSizeX = 1;
int atlasSizeY = 1;
uvRects = null;
for (int i = 0; i < data.numAtlases; i++)
{ //i is an atlas "MainTex", "BumpMap" etc...
//-----------------------
Texture2D atlas = null;
if (!MB3_TextureCombinerPipeline._ShouldWeCreateAtlasForThisProperty(i, data._considerNonTextureProperties, data.allTexturesAreNullAndSameColor))
{
atlas = null;
}
else
{
if (LOG_LEVEL >= MB2_LogLevel.debug)
{
Debug.LogWarning("Beginning loop " + i + " num temporary textures " + combiner._temporaryTextures.Count);
}
for (int j = 0; j < data.distinctMaterialTextures.Count; j++)
{ //j is a distinct set of textures one for each of "MainTex", "BumpMap" etc...
MB_TexSet txs = data.distinctMaterialTextures[j];
int tWidth = txs.idealWidth;
int tHeight = txs.idealHeight;
Texture2D tx = txs.ts[i].GetTexture2D();
if (tx == null)
{
tx = txs.ts[i].t = combiner._createTemporaryTexture(tWidth, tHeight, TextureFormat.ARGB32, true);
if (data._considerNonTextureProperties && data.nonTexturePropertyBlender != null)
{
Color col = data.nonTexturePropertyBlender.GetColorIfNoTexture(txs.matsAndGOs.mats[0].mat, data.texPropertyNames[i]);
if (LOG_LEVEL >= MB2_LogLevel.trace)
{
Debug.Log("Setting texture to solid color " + col);
}
MB_Utility.setSolidColor(tx, col);
}
else
{
Color col = MB3_TextureCombinerNonTextureProperties.GetColorIfNoTexture(data.texPropertyNames[i]);
MB_Utility.setSolidColor(tx, col);
}
}
if (progressInfo != null)
{
progressInfo("Adjusting for scale and offset " + tx, .01f);
}
if (textureEditorMethods != null)
{
textureEditorMethods.SetReadWriteFlag(tx, true, true);
}
tx = GetAdjustedForScaleAndOffset2(txs.ts[i], txs.obUVoffset, txs.obUVscale, data, combiner, LOG_LEVEL);
//create a resized copy if necessary
if (tx.width != tWidth || tx.height != tHeight)
{
if (progressInfo != null)
{
progressInfo("Resizing texture '" + tx + "'", .01f);
}
if (LOG_LEVEL >= MB2_LogLevel.debug)
{
Debug.LogWarning("Copying and resizing texture " + data.texPropertyNames[i].name + " from " + tx.width + "x" + tx.height + " to " + tWidth + "x" + tHeight);
}
tx = combiner._resizeTexture((Texture2D)tx, tWidth, tHeight);
}
txs.ts[i].t = tx;
}
Texture2D[] texToPack = new Texture2D[data.distinctMaterialTextures.Count];
for (int j = 0; j < data.distinctMaterialTextures.Count; j++)
{
Texture2D tx = data.distinctMaterialTextures[j].ts[i].GetTexture2D();
estArea += tx.width * tx.height;
if (data._considerNonTextureProperties)
{
//combine the tintColor with the texture
tx = combiner._createTextureCopy(tx);
data.nonTexturePropertyBlender.TintTextureWithTextureCombiner(tx, data.distinctMaterialTextures[j], data.texPropertyNames[i]);
}
texToPack[j] = tx;
}
if (textureEditorMethods != null)
{
textureEditorMethods.CheckBuildSettings(estArea);
}
if (Math.Sqrt(estArea) > 3500f)
{
if (LOG_LEVEL >= MB2_LogLevel.warn)
{
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 " + data.texPropertyNames[i].name, .25f);
}
if (i == 0)
{
if (progressInfo != null)
{
progressInfo("Estimated min size of atlases: " + Math.Sqrt(estArea).ToString("F0"), .1f);
}
if (LOG_LEVEL >= MB2_LogLevel.info)
{
Debug.Log("Estimated atlas minimum size:" + Math.Sqrt(estArea).ToString("F0"));
}
if (data.distinctMaterialTextures.Count == 1 && data._fixOutOfBoundsUVs == false)
{ //don't want to force power of 2 so tiling will still work
uvRects = new Rect[1] {
new Rect(0f, 0f, 1f, 1f)
};
atlas = _copyTexturesIntoAtlas(texToPack, data._atlasPadding, uvRects, texToPack[0].width, texToPack[0].height, combiner);
}
else
{
int maxAtlasSize = 4096;
uvRects = atlas.PackTextures(texToPack, data._atlasPadding, maxAtlasSize, false);
}
if (LOG_LEVEL >= MB2_LogLevel.info)
{
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: " + data.texPropertyNames[i].name, .1f);
}
atlas = _copyTexturesIntoAtlas(texToPack, data._atlasPadding, uvRects, atlasSizeX, atlasSizeY, combiner);
}
}
atlases[i] = atlas;
//----------------------
if (data._saveAtlasesAsAssets && textureEditorMethods != null)
{
textureEditorMethods.SaveAtlasToAssetDatabase(atlases[i], data.texPropertyNames[i], i, data.resultMaterial);
}
data.resultMaterial.SetTextureOffset(data.texPropertyNames[i].name, Vector2.zero);
data.resultMaterial.SetTextureScale(data.texPropertyNames[i].name, Vector2.one);
combiner._destroyTemporaryTextures(); // need to save atlases before doing this
GC.Collect();
}
}
packedAtlasRects.rects = uvRects;
yield break;
}
