public override void WriteModel(bool save = true) { ModelBase.BoneDefRoot boneTree = m_Model.m_BoneTree; Dictionary <string, ModelBase.AnimationDef> boneAnimationsMap = new Dictionary <string, ModelBase.AnimationDef>(); foreach (ModelBase.AnimationDef anim in m_Model.m_Animations.Values) { boneAnimationsMap.Add(anim.m_BoneID, anim); } if (boneAnimationsMap.Count == 0) { return; } NitroFile bca = m_ModelFile; bca.Clear(); uint dataoffset = 0x00; uint headersize = 0x18; int numAnimations = boneTree.Count; int numFrames = boneAnimationsMap.ElementAt(0).Value.m_NumFrames; int numScale = 0; foreach (ModelBase.BoneDef boneDef in m_Model.m_BoneTree) { if (boneAnimationsMap.ContainsKey(boneDef.m_ID)) { numScale += boneAnimationsMap[boneDef.m_ID].GetScaleValuesCount(); } else { numScale += 3;// Original X, Y, Z } } int numRotation = 0; foreach (ModelBase.BoneDef boneDef in m_Model.m_BoneTree) { if (boneAnimationsMap.ContainsKey(boneDef.m_ID)) { numRotation += boneAnimationsMap[boneDef.m_ID].GetRotateValuesCount(); } else { numRotation += 3;// Original X, Y, Z } } int numTranslation = 0; foreach (ModelBase.BoneDef boneDef in m_Model.m_BoneTree) { if (boneAnimationsMap.ContainsKey(boneDef.m_ID)) { numTranslation += boneAnimationsMap[boneDef.m_ID].GetTranslateValuesCount(); } else { numTranslation += 3;// Original X, Y, Z } } uint scaleValuesOffset = headersize; uint rotationValuesOffset = scaleValuesOffset + (uint)(numScale * 4); uint translationValuesOffset = (uint)(((rotationValuesOffset + (uint)(numRotation * 2)) + 3) & ~3); uint animationDataOffset = translationValuesOffset + (uint)(numTranslation * 4); bca.Write16(0x00, (ushort)numAnimations); // Number of bones to be handled (should match the number of bones in the BMD) bca.Write16(0x02, (ushort)numFrames); // Number of animation frames bca.Write32(0x04, 1); // Whether the animation loops, 0 - false, 1 - true bca.Write32(0x08, scaleValuesOffset); // Offset to scale values section bca.Write32(0x0C, rotationValuesOffset); // Offset to rotation values section bca.Write32(0x10, translationValuesOffset); // Offset to translation values section bca.Write32(0x14, animationDataOffset); // Offset to animation section dataoffset = scaleValuesOffset; int boneScaleValuesOffset = 0; Dictionary <string, int> boneScaleValuesOffsets = new Dictionary <string, int>(); int boneRotateValuesOffset = 0; Dictionary <string, int> boneRotateValuesOffsets = new Dictionary <string, int>(); int boneTranslateValuesOffset = 0; Dictionary <string, int> boneTranslateValuesOffsets = new Dictionary <string, int>(); foreach (ModelBase.BoneDef bone in boneTree) { boneScaleValuesOffsets.Add(bone.m_ID, boneScaleValuesOffset); if (boneAnimationsMap.ContainsKey(bone.m_ID)) { ModelBase.AnimationDef anim = boneAnimationsMap[bone.m_ID]; bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleX].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleX].GetNumValues() * 4); bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleY].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleY].GetNumValues() * 4); bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleZ].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleZ].GetNumValues() * 4); boneScaleValuesOffset += anim.GetScaleValuesCount(); } else { // Write bone's scale values bca.Write32(dataoffset, bone.m_20_12Scale[0]); dataoffset += 4; bca.Write32(dataoffset, bone.m_20_12Scale[1]); dataoffset += 4; bca.Write32(dataoffset, bone.m_20_12Scale[2]); dataoffset += 4; boneScaleValuesOffset += 3; } } dataoffset = rotationValuesOffset; // Rotation is in Radians foreach (ModelBase.BoneDef bone in boneTree) { boneRotateValuesOffsets.Add(bone.m_ID, boneRotateValuesOffset); if (boneAnimationsMap.ContainsKey(bone.m_ID)) { ModelBase.AnimationDef anim = boneAnimationsMap[bone.m_ID]; bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateX].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateX].GetNumValues() * 2); bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateY].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateY].GetNumValues() * 2); bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateZ].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateZ].GetNumValues() * 2); boneRotateValuesOffset += anim.GetRotateValuesCount(); } else { // Write bone's rotation values bca.Write16(dataoffset, bone.m_4_12Rotation[0]); dataoffset += 2; bca.Write16(dataoffset, bone.m_4_12Rotation[1]); dataoffset += 2; bca.Write16(dataoffset, bone.m_4_12Rotation[2]); dataoffset += 2; boneRotateValuesOffset += 3; } } dataoffset = translationValuesOffset; foreach (ModelBase.BoneDef bone in boneTree) { boneTranslateValuesOffsets.Add(bone.m_ID, boneTranslateValuesOffset); if (boneAnimationsMap.ContainsKey(bone.m_ID)) { ModelBase.AnimationDef anim = boneAnimationsMap[bone.m_ID]; bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateX].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateX].GetNumValues() * 4); bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateY].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateY].GetNumValues() * 4); bca.WriteBlock(dataoffset, anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateZ].GetFixedPointValues()); dataoffset += (uint)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateZ].GetNumValues() * 4); boneTranslateValuesOffset += anim.GetTranslateValuesCount(); } else { // Write bone's translation values bca.Write32(dataoffset, bone.m_20_12Translation[0]); dataoffset += 4; bca.Write32(dataoffset, bone.m_20_12Translation[1]); dataoffset += 4; bca.Write32(dataoffset, bone.m_20_12Translation[2]); dataoffset += 4; boneTranslateValuesOffset += 3; } } dataoffset = animationDataOffset; // For each bone, write the animation descriptor for each transformation component foreach (ModelBase.BoneDef bone in boneTree) { if (boneAnimationsMap.ContainsKey(bone.m_ID)) { ModelBase.AnimationDef anim = boneAnimationsMap[bone.m_ID]; // Scale X WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleX].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleX].GetIsConstant(), boneScaleValuesOffsets[bone.m_ID]); dataoffset += 4; // Scale Y WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleY].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleY].GetIsConstant(), (boneScaleValuesOffsets[bone.m_ID] + anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleX].GetNumValues())); dataoffset += 4; // Scale Z WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleZ].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleZ].GetIsConstant(), (boneScaleValuesOffsets[bone.m_ID] + anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleX].GetNumValues() + anim.m_AnimationComponents[ModelBase.AnimationComponentType.ScaleY].GetNumValues())); dataoffset += 4; // Rotate X WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateX].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateX].GetIsConstant(), boneRotateValuesOffsets[bone.m_ID]); dataoffset += 4; // Rotate Y WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateY].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateY].GetIsConstant(), (boneRotateValuesOffsets[bone.m_ID] + anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateX].GetNumValues())); dataoffset += 4; // Rotate Z WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateZ].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateZ].GetIsConstant(), (boneRotateValuesOffsets[bone.m_ID] + anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateX].GetNumValues() + anim.m_AnimationComponents[ModelBase.AnimationComponentType.RotateY].GetNumValues())); dataoffset += 4; // Translate X WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateX].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateX].GetIsConstant(), boneTranslateValuesOffsets[bone.m_ID]); dataoffset += 4; // Translate Y WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateY].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateY].GetIsConstant(), (boneTranslateValuesOffsets[bone.m_ID] + anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateX].GetNumValues())); dataoffset += 4; // Translate Z WriteBCAAnimationDescriptor(bca, dataoffset, (byte)(anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateZ].GetFrameStep() >> 1), anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateZ].GetIsConstant(), (boneTranslateValuesOffsets[bone.m_ID] + anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateX].GetNumValues() + anim.m_AnimationComponents[ModelBase.AnimationComponentType.TranslateY].GetNumValues())); dataoffset += 4; } else { // Set to use constant values (the bone's transformation as there's no animation) // Scale X WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneScaleValuesOffsets[bone.m_ID] + 0)); dataoffset += 4; // Scale Y WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneScaleValuesOffsets[bone.m_ID] + 1)); dataoffset += 4; // Scale Z WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneScaleValuesOffsets[bone.m_ID] + 2)); dataoffset += 4; // Rotation X WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneRotateValuesOffsets[bone.m_ID] + 0)); dataoffset += 4; // Rotation Y WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneRotateValuesOffsets[bone.m_ID] + 1)); dataoffset += 4; // Rotation Z WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneRotateValuesOffsets[bone.m_ID] + 2)); dataoffset += 4; // Translation X WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneTranslateValuesOffsets[bone.m_ID] + 0)); dataoffset += 4; // Translation Y WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneTranslateValuesOffsets[bone.m_ID] + 1)); dataoffset += 4; // Translation Z WriteBCAAnimationDescriptor(bca, dataoffset, 0, true, (boneTranslateValuesOffsets[bone.m_ID] + 2)); dataoffset += 4; } } if (m_BCAImportationOptions.m_Optimise) { Optimise(bca); } if (save) { bca.SaveChanges(); } }