internal IEnumerator _CreateAtlasesCoroutineTextureArray(MB3_TextureCombiner combiner, ProgressUpdateDelegate progressInfo, MB3_TextureCombiner.CreateAtlasesCoroutineResult coroutineResult, bool saveAtlasesAsAssets = false, MB2_EditorMethodsInterface editorMethods = null, float maxTimePerFrame = .01f)
{
MB_TextureArrayResultMaterial[] bakedMatsAndSlices = null;
// Validate the formats
if (textureArrayOutputFormats == null || textureArrayOutputFormats.Length == 0)
{
Debug.LogError("No Texture Array Output Formats. There must be at least one entry.");
coroutineResult.isFinished = true;
yield break;
}
for (int i = 0; i < textureArrayOutputFormats.Length; i++)
{
if (!textureArrayOutputFormats[i].ValidateTextureImporterFormatsExistsForTextureFormats(editorMethods, i))
{
Debug.LogError("Could not map the selected texture format to a Texture Importer Format. Safest options are ARGB32, or RGB24.");
coroutineResult.isFinished = true;
yield break;
}
}
for (int resMatIdx = 0; resMatIdx < resultMaterialsTexArray.Length; resMatIdx++)
{
MB_MultiMaterialTexArray textureArraySliceConfig = resultMaterialsTexArray[resMatIdx];
if (textureArraySliceConfig.combinedMaterial == null)
{
Debug.LogError("Material is null for Texture Array Slice Configuration: " + resMatIdx + ".");
coroutineResult.isFinished = true;
yield break;
}
List <MB_TexArraySlice> slices = textureArraySliceConfig.slices;
for (int sliceIdx = 0; sliceIdx < slices.Count; sliceIdx++)
{
for (int srcMatIdx = 0; srcMatIdx < slices[sliceIdx].sourceMaterials.Count; srcMatIdx++)
{
MB_TexArraySliceRendererMatPair sourceMat = slices[sliceIdx].sourceMaterials[srcMatIdx];
if (sourceMat.sourceMaterial == null)
{
Debug.LogError("Source material is null for Texture Array Slice Configuration: " + resMatIdx + " slice: " + sliceIdx);
coroutineResult.isFinished = true;
yield break;
}
if (slices[sliceIdx].considerMeshUVs)
{
if (sourceMat.renderer == null)
{
Debug.LogError("Renderer is null for Texture Array Slice Configuration: " + resMatIdx + " slice: " + sliceIdx + ". If considerUVs is enabled then a renderer must be supplied for each source material. The same source material can be used multiple times.");
coroutineResult.isFinished = true;
yield break;
}
}
else
{
// TODO check for duplicate source mats.
}
}
}
}
// initialize structure to store results. For texture arrays the structure is two layers deep.
// First layer is resultMaterial / submesh (each result material can use a different shader)
// Second layer is a set of TextureArrays for the TextureProperties on that result material.
int numResultMats = resultMaterialsTexArray.Length;
bakedMatsAndSlices = new MB_TextureArrayResultMaterial[numResultMats];
for (int resMatIdx = 0; resMatIdx < bakedMatsAndSlices.Length; resMatIdx++)
{
bakedMatsAndSlices[resMatIdx] = new MB_TextureArrayResultMaterial();
int numSlices = resultMaterialsTexArray[resMatIdx].slices.Count;
MB_AtlasesAndRects[] slices = bakedMatsAndSlices[resMatIdx].slices = new MB_AtlasesAndRects[numSlices];
for (int j = 0; j < numSlices; j++)
{
slices[j] = new MB_AtlasesAndRects();
}
}
// Some of the slices will be atlases (more than one atlas per slice).
// Do the material combining for these. First loop over the result materials (1 per submeshes).
for (int resMatIdx = 0; resMatIdx < bakedMatsAndSlices.Length; resMatIdx++)
{
yield return(MB_TextureArrays._CreateAtlasesCoroutineSingleResultMaterial(resMatIdx, bakedMatsAndSlices[resMatIdx], resultMaterialsTexArray[resMatIdx],
objsToMesh,
combiner,
textureArrayOutputFormats,
resultMaterialsTexArray,
customShaderProperties,
progressInfo, coroutineResult, saveAtlasesAsAssets, editorMethods, maxTimePerFrame));
if (!coroutineResult.success)
{
yield break;
}
}
if (coroutineResult.success)
{
// Save the results into the TextureBakeResults.
unpackMat2RectMap(bakedMatsAndSlices);
if (editorMethods != null)
{
editorMethods.GetMaterialPrimaryKeysIfAddressables(textureBakeResults);
}
textureBakeResults.resultType = MB2_TextureBakeResults.ResultType.textureArray;
textureBakeResults.resultMaterials = new MB_MultiMaterial[0];
textureBakeResults.resultMaterialsTexArray = resultMaterialsTexArray;
if (LOG_LEVEL >= MB2_LogLevel.info)
{
Debug.Log("Created Texture2DArrays");
}
}
else
{
if (LOG_LEVEL >= MB2_LogLevel.info)
{
Debug.Log("Failed to create Texture2DArrays");
}
}
}
private IEnumerator _CreateAtlasesCoroutine(ProgressUpdateDelegate progressInfo, CreateAtlasesCoroutineResult coroutineResult, bool saveAtlasesAsAssets = false, MB2_EditorMethodsInterface editorMethods = null, float maxTimePerFrame = .01f)
{
MBVersionConcrete mbv = new MBVersionConcrete();
if (!MB3_TextureCombiner._RunCorutineWithoutPauseIsRunning && (mbv.GetMajorVersion() < 5 || (mbv.GetMajorVersion() == 5 && mbv.GetMinorVersion() < 3)))
{
Debug.LogError("Running the texture combiner as a coroutine only works in Unity 5.3 and higher");
coroutineResult.success = false;
yield break;
}
this.OnCombinedTexturesCoroutineAtlasesAndRects = null;
if (maxTimePerFrame <= 0f)
{
Debug.LogError("maxTimePerFrame must be a value greater than zero");
coroutineResult.isFinished = true;
yield break;
}
MB2_ValidationLevel vl = Application.isPlaying ? MB2_ValidationLevel.quick : MB2_ValidationLevel.robust;
if (!DoCombinedValidate(this, MB_ObjsToCombineTypes.dontCare, null, vl))
{
coroutineResult.isFinished = true;
yield break;
}
if (_doMultiMaterial && !_ValidateResultMaterials())
{
coroutineResult.isFinished = true;
yield break;
}
else if (resultType == MB2_TextureBakeResults.ResultType.textureArray)
{
//TODO validate texture arrays.
}
else if (!_doMultiMaterial)
{
if (_resultMaterial == null)
{
Debug.LogError("Combined Material is null please create and assign a result material.");
coroutineResult.isFinished = true;
yield break;
}
Shader targShader = _resultMaterial.shader;
for (int i = 0; i < objsToMesh.Count; i++)
{
Material[] ms = MB_Utility.GetGOMaterials(objsToMesh[i]);
for (int j = 0; j < ms.Length; j++)
{
Material m = ms[j];
if (m != null && m.shader != targShader)
{
Debug.LogWarning("Game object " + objsToMesh[i] + " does not use shader " + targShader + " it may not have the required textures. If not small solid color textures will be generated.");
}
}
}
}
MB3_TextureCombiner combiner = CreateAndConfigureTextureCombiner();
combiner.saveAtlasesAsAssets = saveAtlasesAsAssets;
OnCombinedTexturesCoroutineAtlasesAndRects = null;
if (resultType == MB2_TextureBakeResults.ResultType.textureArray)
{
yield return(MB_TextureArrays._CreateAtlasesCoroutineTextureArray(this, combiner, progressInfo, coroutineResult, saveAtlasesAsAssets, editorMethods, maxTimePerFrame));
if (!coroutineResult.success)
{
yield break;
}
}
else
{
yield return(_CreateAtlasesCoroutineAtlases(combiner, progressInfo, coroutineResult, saveAtlasesAsAssets, editorMethods, maxTimePerFrame));
if (!coroutineResult.success)
{
yield break;
}
}
//set the texture bake resultAtlasesAndRects on the Mesh Baker component if it exists
MB3_MeshBakerCommon[] mb = GetComponentsInChildren <MB3_MeshBakerCommon>();
for (int i = 0; i < mb.Length; i++)
{
mb[i].textureBakeResults = textureBakeResults;
}
coroutineResult.isFinished = true;
}