public static bool IsMeshAndMaterialRectEnclosedByAtlasRect(Rect uvR, Rect sourceMaterialTiling, Rect samplingEncapsulatinRect, MB2_LogLevel logLevel)
{
Rect potentialRect = new Rect();
Rect matR = sourceMaterialTiling;
// test to see if this would fit in what was baked in the atlas
Rect rr = samplingEncapsulatinRect;
potentialRect = MB3_UVTransformUtility.CombineTransforms(ref uvR, ref matR);
if (logLevel >= MB2_LogLevel.trace)
{
if (logLevel >= MB2_LogLevel.trace)
{
Debug.Log("uvR=" + uvR.ToString("f5") + " matR=" + matR.ToString("f5") + "Potential Rect " + potentialRect.ToString("f5") + " encapsulating=" + rr.ToString("f5"));
}
}
if (logLevel >= MB2_LogLevel.trace)
{
if (logLevel >= MB2_LogLevel.trace)
{
Debug.Log("Potential Rect Cannonical " + potentialRect.ToString("f5") + " encapsulating=" + rr.ToString("f5"));
}
}
if (MB3_UVTransformUtility.RectContainsShifted(ref rr, ref potentialRect))
{
return(true);
}
return(false);
}
public static bool IsMeshAndMaterialRectEnclosedByAtlasRect(MB_TextureTilingTreatment tilingTreatment, Rect uvR, Rect sourceMaterialTiling, Rect samplingEncapsulatinRect, MB2_LogLevel logLevel)
{
Rect potentialRect = new Rect();
Rect matR = sourceMaterialTiling;
// test to see if this would fit in what was baked in the atlas
Rect rr = samplingEncapsulatinRect;
potentialRect = MB3_UVTransformUtility.CombineTransforms(ref uvR, ref matR);
if (logLevel >= MB2_LogLevel.trace)
{
if (logLevel >= MB2_LogLevel.trace)
{
Debug.Log("uvR=" + uvR.ToString("f5") + " matR=" + matR.ToString("f5") + "Potential Rect " + potentialRect.ToString("f5") + " encapsulating=" + rr.ToString("f5"));
}
}
if (logLevel >= MB2_LogLevel.trace)
{
if (logLevel >= MB2_LogLevel.trace)
{
Debug.Log("Potential Rect Cannonical " + potentialRect.ToString("f5") + " encapsulating=" + rr.ToString("f5"));
}
}
if (tilingTreatment == MB_TextureTilingTreatment.edgeToEdgeX)
{
if (MB3_UVTransformUtility.LineSegmentContainsShifted(rr.y, rr.height, potentialRect.y, potentialRect.height))
{
return(true);
}
}
else if (tilingTreatment == MB_TextureTilingTreatment.edgeToEdgeY)
{
if (MB3_UVTransformUtility.LineSegmentContainsShifted(rr.x, rr.width, potentialRect.x, potentialRect.width))
{
return(true);
}
}
else if (tilingTreatment == MB_TextureTilingTreatment.edgeToEdgeXY)
{
//only one rect in atlas and is edge to edge in both X and Y directions.
return(true);
}
else
{
if (MB3_UVTransformUtility.RectContainsShifted(ref rr, ref potentialRect))
{
return(true);
}
}
return(false);
}
private void CopyScaledAndTiledToAtlas(MB3_TextureCombiner.MB_TexSet texSet, MB3_TextureCombiner.MeshBakerMaterialTexture source, Vector2 obUVoffset, Vector2 obUVscale, Rect rec, ShaderTextureProperty texturePropertyName, TextureBlender resultMatTexBlender)
{
Rect r = rec;
if (resultMatTexBlender != null)
{
myCamera.backgroundColor = resultMatTexBlender.GetColorIfNoTexture(texSet.mats[0].mat, texturePropertyName);
}
else
{
myCamera.backgroundColor = MB3_TextureCombiner.GetColorIfNoTexture(texturePropertyName);
}
if (source.t == null)
{
source.t = combiner._createTemporaryTexture(16, 16, TextureFormat.ARGB32, true);
}
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 srcPrTex = source.matTilingRect.GetRect();
Rect targPr = new Rect();
if (_fixOutOfBoundsUVs)
{
Rect ruv = new Rect(obUVoffset.x, obUVoffset.y, obUVscale.x, obUVscale.y);
srcPrTex = MB3_UVTransformUtility.CombineTransforms(ref srcPrTex, ref ruv);
if (LOG_LEVEL >= MB2_LogLevel.trace)
{
Debug.Log("Fixing out of bounds UVs for tex " + source.t);
}
}
Texture2D tex = source.t;
/*
* 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;
}
if (LOG_LEVEL >= MB2_LogLevel.trace)
{
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;
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);
tex.wrapMode = oldTexWrapMode;
}
//a material can appear more than once in an atlas if using fixOutOfBoundsUVs.
//in this case need to use the UV rect of the mesh to find the correct rectangle.
public bool TryMapMaterialToUVRect(Material mat, Mesh m, int submeshIdx, MB3_MeshCombinerSingle.MeshChannelsCache meshChannelCache, Dictionary <int, MB_Utility.MeshAnalysisResult[]> meshAnalysisCache,
out Rect rectInAtlas,
//out Rect subrectInAtlasMatTiling,
out Rect encapsulatingRect,
out Rect sourceMaterialTilingOut,
ref String errorMsg,
MB2_LogLevel logLevel)
{
if (tbr.materialsAndUVRects.Length == 0 && tbr.materials.Length > 0)
{
errorMsg = "The 'Material Bake Result' needs to be re-baked to be compatible with this version of Mesh Baker. Please re-bake using the MB3_TextureBaker.";
rectInAtlas = new Rect();
//subrectInAtlasMatTiling = new Rect();
encapsulatingRect = new Rect();
sourceMaterialTilingOut = new Rect();
return(false);
}
if (mat == null)
{
rectInAtlas = new Rect();
//subrectInAtlasMatTiling = new Rect();
encapsulatingRect = new Rect();
sourceMaterialTilingOut = new Rect();
errorMsg = String.Format("Mesh {0} Had no material on submesh {1} cannot map to a material in the atlas", m.name, submeshIdx);
return(false);
}
if (submeshIdx >= m.subMeshCount)
{
errorMsg = "Submesh index is greater than the number of submeshes";
rectInAtlas = new Rect();
//subrectInAtlasMatTiling = new Rect();
encapsulatingRect = new Rect();
sourceMaterialTilingOut = new Rect();
return(false);
}
//find the first index of this material
int idx = -1;
for (int i = 0; i < matsAndSrcUVRect.Length; i++)
{
if (mat == matsAndSrcUVRect[i].material)
{
idx = i;
break;
}
}
// if couldn't find material
if (idx == -1)
{
rectInAtlas = new Rect();
//subrectInAtlasMatTiling = new Rect();
encapsulatingRect = new Rect();
sourceMaterialTilingOut = new Rect();
errorMsg = String.Format("Material {0} could not be found in the Material Bake Result", mat.name);
return(false);
}
if (!tbr.fixOutOfBoundsUVs)
{
if (numTimesMatAppearsInAtlas[idx] != 1)
{
Debug.LogError("There is a problem with this TextureBakeResults. FixOutOfBoundsUVs is false and a material appears more than once.");
}
rectInAtlas = matsAndSrcUVRect[idx].atlasRect;
//subrectInAtlasMatTiling = matsAndSrcUVRect[idx].atlasSubrectMaterialOnly;
encapsulatingRect = matsAndSrcUVRect[idx].samplingEncapsulatinRect;
sourceMaterialTilingOut = matsAndSrcUVRect[idx].sourceMaterialTiling;
return(true);
}
else
{
//todo what if no UVs
//Find UV rect in source mesh
MB_Utility.MeshAnalysisResult[] mar;
if (!meshAnalysisCache.TryGetValue(m.GetInstanceID(), out mar))
{
mar = new MB_Utility.MeshAnalysisResult[m.subMeshCount];
for (int j = 0; j < m.subMeshCount; j++)
{
Vector2[] uvss = meshChannelCache.GetUv0Raw(m);
MB_Utility.hasOutOfBoundsUVs(uvss, m, ref mar[j], j);
}
meshAnalysisCache.Add(m.GetInstanceID(), mar);
}
//this could be a mesh that was not used in the texture baking that has huge UV tiling too big for the rect that was baked
//find a record that has an atlas uvRect capable of containing this
bool found = false;
if (logLevel >= MB2_LogLevel.trace)
{
Debug.LogWarning(String.Format("Trying to find a rectangle in atlas capable of holding tiled sampling rect for mesh {0} using material {1}", m, mat));
}
for (int i = idx; i < matsAndSrcUVRect.Length; i++)
{
if (matsAndSrcUVRect[i].material == mat)
{
//calculate what the UV rect in the atlas would be if we combined the material tiling of this rect with the UV tiling of this submesh
Rect potentialRect = new Rect();
Rect uvR = mar[submeshIdx].uvRect;
Rect matR = matsAndSrcUVRect[i].sourceMaterialTiling;
// test to see if this would fit in what was baked in the atlas
Rect rr = matsAndSrcUVRect[i].samplingEncapsulatinRect;
MB3_UVTransformUtility.Canonicalize(ref rr, 0, 0);
potentialRect = MB3_UVTransformUtility.CombineTransforms(ref uvR, ref matR);
if (logLevel >= MB2_LogLevel.trace)
{
Debug.Log("uvR=" + uvR.ToString("f5") + " matR=" + matR.ToString("f5") + "Potential Rect " + potentialRect.ToString("f5") + " encapsulating=" + rr.ToString("f5"));
}
MB3_UVTransformUtility.Canonicalize(ref potentialRect, rr.x, rr.y);
if (logLevel >= MB2_LogLevel.trace)
{
Debug.Log("Potential Rect Cannonical " + potentialRect.ToString("f5") + " encapsulating=" + rr.ToString("f5"));
}
if (MB3_UVTransformUtility.RectContains(ref rr, ref potentialRect))
{
if (logLevel >= MB2_LogLevel.trace)
{
Debug.Log("Found rect in atlas capable of containing tiled sampling rect for mesh " + m + " at idx=" + i);
}
idx = i;
found = true;
break;
}
}
}
if (found)
{
rectInAtlas = matsAndSrcUVRect[idx].atlasRect;
//subrectInAtlasMatTiling = matsAndSrcUVRect[idx].atlasSubrectMaterialOnly;
encapsulatingRect = matsAndSrcUVRect[idx].samplingEncapsulatinRect;
sourceMaterialTilingOut = matsAndSrcUVRect[idx].sourceMaterialTiling;
return(true);
}
else
{
rectInAtlas = new Rect();
//subrectInAtlasMatTiling = new Rect();
encapsulatingRect = new Rect();
sourceMaterialTilingOut = new Rect();
errorMsg = String.Format("Could not find a tiled rectangle in the atlas capable of containing the uv and material tiling on mesh {0}", m.name);
return(false);
}
}
}
private void CopyScaledAndTiledToAtlas(MB3_TextureCombiner.MeshBakerMaterialTexture source, Vector2 obUVoffset, Vector2 obUVscale, Rect rec)
{
Rect r = rec;
myCamera.backgroundColor = source.colorIfNoTexture;
if (source.t == null)
{
source.t = combiner._createTemporaryTexture(16, 16, TextureFormat.ARGB32, true);
Debug.Log("Creating texture with color " + source.colorIfNoTexture + " isNormal" + _isNormalMap);
MB_Utility.setSolidColor(source.t, source.colorIfNoTexture);
}
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 srcPrTex = source.matTilingRect.GetRect();
Rect targPr = new Rect();
if (_fixOutOfBoundsUVs)
{
Rect ruv = new Rect(obUVoffset.x, obUVoffset.y, obUVscale.x, obUVscale.y);
srcPrTex = MB3_UVTransformUtility.CombineTransforms(ref srcPrTex, ref ruv);
if (LOG_LEVEL >= MB2_LogLevel.trace)
{
Debug.Log("Fixing out of bounds UVs for tex " + source.t);
}
}
Texture tex = source.t;
//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;
}
if (LOG_LEVEL >= MB2_LogLevel.trace)
{
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;
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);
tex.wrapMode = oldTexWrapMode;
}