/// <summary>
/// Loads a BCH file.
/// Note that BCH must start at offset 0x0 (don't try using it for BCHs inside containers).
/// </summary>
/// <param name="data">Memory Stream of the BCH file. The Stream will not be usable after</param>
/// <returns></returns>
public static RenderBase.OModelGroup load(MemoryStream data)
{
BinaryReader input = new BinaryReader(data);
BinaryWriter writer = new BinaryWriter(data);
RenderBase.OModelGroup models = new RenderBase.OModelGroup();
//Primary header
bchHeader header = new bchHeader();
header.magic = IOUtils.readString(input, 0);
data.Seek(4, SeekOrigin.Current);
header.backwardCompatibility = input.ReadByte();
header.forwardCompatibility = input.ReadByte();
header.version = input.ReadUInt16();
header.mainHeaderOffset = input.ReadUInt32();
header.stringTableOffset = input.ReadUInt32();
header.gpuCommandsOffset = input.ReadUInt32();
header.dataOffset = input.ReadUInt32();
if (header.backwardCompatibility > 0x20) header.dataExtendedOffset = input.ReadUInt32();
header.relocationTableOffset = input.ReadUInt32();
header.mainHeaderLength = input.ReadUInt32();
header.stringTableLength = input.ReadUInt32();
header.gpuCommandsLength = input.ReadUInt32();
header.dataLength = input.ReadUInt32();
if (header.backwardCompatibility > 0x20) header.dataExtendedLength = input.ReadUInt32();
header.relocationTableLength = input.ReadUInt32();
header.uninitializedDataSectionLength = input.ReadUInt32();
header.uninitializedDescriptionSectionLength = input.ReadUInt32();
if (header.backwardCompatibility > 7)
{
header.flags = input.ReadUInt16();
header.addressCount = input.ReadUInt16();
}
//Transform relative offsets to absolute offsets, also add extra bits if necessary.
//The game does this on RAM after the BCH is loaded, so offsets to data is absolute and points to VRAM.
for (uint o = header.relocationTableOffset; o < header.relocationTableOffset + header.relocationTableLength; o += 4)
{
data.Seek(o, SeekOrigin.Begin);
uint value = input.ReadUInt32();
uint offset = value & 0x1ffffff;
byte flags = (byte)(value >> 25);
switch (flags)
{
case 0:
data.Seek((offset * 4) + header.mainHeaderOffset, SeekOrigin.Begin);
writer.Write(peek(input) + header.mainHeaderOffset);
break;
case 1:
data.Seek(offset + header.mainHeaderOffset, SeekOrigin.Begin);
writer.Write(peek(input) + header.stringTableOffset);
break;
case 2:
data.Seek((offset * 4) + header.mainHeaderOffset, SeekOrigin.Begin);
writer.Write(peek(input) + header.gpuCommandsOffset);
break;
case 7:
case 0xc:
data.Seek((offset * 4) + header.mainHeaderOffset, SeekOrigin.Begin);
writer.Write(peek(input) + header.dataOffset);
break;
}
//The moron that designed the format used different flags on different versions, instead of keeping compatibility.
data.Seek((offset * 4) + header.gpuCommandsOffset, SeekOrigin.Begin);
if (header.backwardCompatibility < 6)
{
switch (flags)
{
case 0x23: writer.Write(peek(input) + header.dataOffset); break; //Texture
case 0x25: writer.Write(peek(input) + header.dataOffset); break; //Vertex
case 0x26: writer.Write(((peek(input) + header.dataOffset) & 0x7fffffff) | 0x80000000); break; //Index 16 bits mode
case 0x27: writer.Write((peek(input) + header.dataOffset) & 0x7fffffff); break; //Index 8 bits mode
}
}
else if (header.backwardCompatibility < 8)
{
switch (flags)
{
case 0x24: writer.Write(peek(input) + header.dataOffset); break; //Texture
case 0x26: writer.Write(peek(input) + header.dataOffset); break; //Vertex
case 0x27: writer.Write(((peek(input) + header.dataOffset) & 0x7fffffff) | 0x80000000); break; //Index 16 bits mode
case 0x28: writer.Write((peek(input) + header.dataOffset) & 0x7fffffff); break; //Index 8 bits mode
}
}
else if (header.backwardCompatibility < 0x21)
{
switch (flags)
{
case 0x25: writer.Write(peek(input) + header.dataOffset); break; //Texture
case 0x27: writer.Write(peek(input) + header.dataOffset); break; //Vertex
case 0x28: writer.Write(((peek(input) + header.dataOffset) & 0x7fffffff) | 0x80000000); break; //Index 16 bits mode
case 0x29: writer.Write((peek(input) + header.dataOffset) & 0x7fffffff); break; //Index 8 bits mode
}
}
else
{
switch (flags)
{
case 0x25: writer.Write(peek(input) + header.dataOffset); break; //Texture
case 0x26: writer.Write(peek(input) + header.dataOffset); break; //Vertex relative to Data Offset
case 0x27: writer.Write(((peek(input) + header.dataOffset) & 0x7fffffff) | 0x80000000); break; //Index 16 bits mode relative to Data Offset
case 0x28: writer.Write((peek(input) + header.dataOffset) & 0x7fffffff); break; //Index 8 bits mode relative to Data Offset
case 0x2b: writer.Write(peek(input) + header.dataExtendedOffset); break; //Vertex relative to Data Extended Offset
case 0x2c: writer.Write(((peek(input) + header.dataExtendedOffset) & 0x7fffffff) | 0x80000000); break; //Index 16 bits mode relative to Data Extended Offset
case 0x2d: writer.Write((peek(input) + header.dataExtendedOffset) & 0x7fffffff); break; //Index 8 bits mode relative to Data Extended Offset
}
}
}
//Content header
data.Seek(header.mainHeaderOffset, SeekOrigin.Begin);
bchContentHeader contentHeader = new bchContentHeader
{
modelsPointerTableOffset = input.ReadUInt32(),
modelsPointerTableEntries = input.ReadUInt32(),
modelsNameOffset = input.ReadUInt32(),
materialsPointerTableOffset = input.ReadUInt32(),
materialsPointerTableEntries = input.ReadUInt32(),
materialsNameOffset = input.ReadUInt32(),
shadersPointerTableOffset = input.ReadUInt32(),
shadersPointerTableEntries = input.ReadUInt32(),
shadersNameOffset = input.ReadUInt32(),
texturesPointerTableOffset = input.ReadUInt32(),
texturesPointerTableEntries = input.ReadUInt32(),
texturesNameOffset = input.ReadUInt32(),
materialsLUTPointerTableOffset = input.ReadUInt32(),
materialsLUTPointerTableEntries = input.ReadUInt32(),
materialsLUTNameOffset = input.ReadUInt32(),
lightsPointerTableOffset = input.ReadUInt32(),
lightsPointerTableEntries = input.ReadUInt32(),
lightsNameOffset = input.ReadUInt32(),
camerasPointerTableOffset = input.ReadUInt32(),
camerasPointerTableEntries = input.ReadUInt32(),
camerasNameOffset = input.ReadUInt32(),
fogsPointerTableOffset = input.ReadUInt32(),
fogsPointerTableEntries = input.ReadUInt32(),
fogsNameOffset = input.ReadUInt32(),
skeletalAnimationsPointerTableOffset = input.ReadUInt32(),
skeletalAnimationsPointerTableEntries = input.ReadUInt32(),
skeletalAnimationsNameOffset = input.ReadUInt32(),
materialAnimationsPointerTableOffset = input.ReadUInt32(),
materialAnimationsPointerTableEntries = input.ReadUInt32(),
materialAnimationsNameOffset = input.ReadUInt32(),
visibilityAnimationsPointerTableOffset = input.ReadUInt32(),
visibilityAnimationsPointerTableEntries = input.ReadUInt32(),
visibilityAnimationsNameOffset = input.ReadUInt32(),
lightAnimationsPointerTableOffset = input.ReadUInt32(),
lightAnimationsPointerTableEntries = input.ReadUInt32(),
lightAnimationsNameOffset = input.ReadUInt32(),
cameraAnimationsPointerTableOffset = input.ReadUInt32(),
cameraAnimationsPointerTableEntries = input.ReadUInt32(),
cameraAnimationsNameOffset = input.ReadUInt32(),
fogAnimationsPointerTableOffset = input.ReadUInt32(),
fogAnimationsPointerTableEntries = input.ReadUInt32(),
fogAnimationsNameOffset = input.ReadUInt32(),
scenePointerTableOffset = input.ReadUInt32(),
scenePointerTableEntries = input.ReadUInt32(),
sceneNameOffset = input.ReadUInt32()
};
//Note: NameOffset are PATRICIA trees
//Shaders
for (int index = 0; index < contentHeader.shadersPointerTableEntries; index++)
{
data.Seek(contentHeader.shadersPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
uint shaderDataOffset = input.ReadUInt32();
uint shaderDataLength = input.ReadUInt32();
}
//Textures
for (int index = 0; index < contentHeader.texturesPointerTableEntries; index++)
{
data.Seek(contentHeader.texturesPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
uint textureCommandsOffset = input.ReadUInt32();
uint textureCommandsWordCount = input.ReadUInt32();
data.Seek(0x14, SeekOrigin.Current);
string textureName = readString(input);
data.Seek(textureCommandsOffset, SeekOrigin.Begin);
PICACommandReader textureCommands = new PICACommandReader(data, textureCommandsWordCount);
//Note: It have textures for the 3 texture units.
//The other texture units are used with textureCoordinate1 and 2.
data.Seek(textureCommands.getTexUnit0Address(), SeekOrigin.Begin);
Size textureSize = textureCommands.getTexUnit0Size();
byte[] buffer = new byte[textureSize.Width * textureSize.Height * 4];
input.Read(buffer, 0, buffer.Length);
Bitmap texture = TextureCodec.decode(
buffer,
textureSize.Width,
textureSize.Height,
textureCommands.getTexUnit0Format());
models.texture.Add(new RenderBase.OTexture(texture, textureName));
}
//LookUp Tables
for (int index = 0; index < contentHeader.materialsLUTPointerTableEntries; index++)
{
data.Seek(contentHeader.materialsLUTPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
input.ReadUInt32();
uint samplersCount = input.ReadUInt32();
string name = readString(input);
RenderBase.OLookUpTable table = new RenderBase.OLookUpTable();
table.name = name;
for (int i = 0; i < samplersCount; i++)
{
RenderBase.OLookUpTableSampler sampler = new RenderBase.OLookUpTableSampler();
input.ReadUInt32();
uint tableOffset = input.ReadUInt32();
uint tableWordCount = input.ReadUInt32();
sampler.name = readString(input);
long dataPosition = data.Position;
data.Seek(tableOffset, SeekOrigin.Begin);
PICACommandReader lutCommands = new PICACommandReader(data, tableWordCount);
sampler.table = lutCommands.getFSHLookUpTable();
table.sampler.Add(sampler);
data.Seek(dataPosition, SeekOrigin.Begin);
}
models.lookUpTable.Add(table);
}
//Lights
for (int index = 0; index < contentHeader.lightsPointerTableEntries; index++)
{
data.Seek(contentHeader.lightsPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OLight light = new RenderBase.OLight();
light.name = readString(input);
light.transformScale = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
light.transformRotate = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
light.transformTranslate = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
uint lightFlags = input.ReadUInt32();
switch (lightFlags & 0xf)
{
case 1: light.lightUse = RenderBase.OLightUse.hemiSphere; break;
case 2: light.lightUse = RenderBase.OLightUse.ambient; break;
case 5:
case 6:
case 7:
light.lightUse = RenderBase.OLightUse.vertex;
switch (lightFlags & 0xf)
{
case 5: light.lightType = RenderBase.OLightType.directional; break;
case 6: light.lightType = RenderBase.OLightType.point; break;
case 7: light.lightType = RenderBase.OLightType.spot; break;
}
break;
case 9:
case 0xa:
case 0xb:
light.lightUse = RenderBase.OLightUse.fragment;
switch (lightFlags & 0xf)
{
case 9: light.lightType = RenderBase.OLightType.directional; break;
case 0xa: light.lightType = RenderBase.OLightType.point; break;
case 0xb: light.lightType = RenderBase.OLightType.spot; break;
}
break;
default: Debug.WriteLine(string.Format("BCH: Warning - Unknow Light Flags {0}", lightFlags.ToString("X8"))); break;
}
light.isLightEnabled = (lightFlags & 0x100) > 0;
light.isTwoSideDiffuse = (lightFlags & 0x10000) > 0;
light.isDistanceAttenuationEnabled = (lightFlags & 0x20000) > 0;
light.angleSampler.input = (RenderBase.OFragmentSamplerInput)((lightFlags >> 24) & 0xf);
light.angleSampler.scale = (RenderBase.OFragmentSamplerScale)((lightFlags >> 28) & 0xf);
input.ReadUInt32();
switch (light.lightUse)
{
case RenderBase.OLightUse.hemiSphere:
light.groundColor = MeshUtils.getColorFloat(input);
light.skyColor = MeshUtils.getColorFloat(input);
light.direction = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
light.lerpFactor = input.ReadSingle();
break;
case RenderBase.OLightUse.ambient: light.ambient = MeshUtils.getColor(input); break;
case RenderBase.OLightUse.vertex:
light.ambient = MeshUtils.getColorFloat(input);
light.diffuse = MeshUtils.getColorFloat(input);
light.direction = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
light.distanceAttenuationConstant = input.ReadSingle();
light.distanceAttenuationLinear = input.ReadSingle();
light.distanceAttenuationQuadratic = input.ReadSingle();
light.spotExponent = input.ReadSingle();
light.spotCutoffAngle = input.ReadSingle();
break;
case RenderBase.OLightUse.fragment:
light.ambient = MeshUtils.getColor(input);
light.diffuse = MeshUtils.getColor(input);
light.specular0 = MeshUtils.getColor(input);
light.specular1 = MeshUtils.getColor(input);
light.direction = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
input.ReadUInt32();
input.ReadUInt32();
light.attenuationStart = input.ReadSingle();
light.attenuationEnd = input.ReadSingle();
light.distanceSampler.tableName = readString(input);
light.distanceSampler.samplerName = readString(input);
light.angleSampler.tableName = readString(input);
light.angleSampler.samplerName = readString(input);
break;
}
models.light.Add(light);
}
//Cameras
for (int index = 0; index < contentHeader.camerasPointerTableEntries; index++)
{
data.Seek(contentHeader.camerasPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OCamera camera = new RenderBase.OCamera();
camera.name = readString(input);
camera.transformScale = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
camera.transformRotate = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
camera.transformTranslate = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
uint cameraFlags = input.ReadUInt32();
camera.isInheritingTargetRotate = (cameraFlags & 0x10000) > 0;
camera.isInheritingTargetTranslate = (cameraFlags & 0x20000) > 0;
camera.isInheritingUpRotate = (cameraFlags & 0x40000) > 0;
camera.view = (RenderBase.OCameraView)(cameraFlags & 0xf);
camera.projection = (RenderBase.OCameraProjection)((cameraFlags >> 8) & 0xf);
input.ReadSingle();
uint viewOffset = input.ReadUInt32();
uint projectionOffset = input.ReadUInt32();
data.Seek(viewOffset, SeekOrigin.Begin);
camera.target = new RenderBase.OVector3();
camera.rotation = new RenderBase.OVector3();
camera.upVector = new RenderBase.OVector3();
RenderBase.OVector3 target = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
switch (camera.view)
{
case RenderBase.OCameraView.aimTarget: camera.target = target; camera.twist = input.ReadSingle(); break;
case RenderBase.OCameraView.lookAtTarget: camera.target = target; camera.upVector = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle()); break;
case RenderBase.OCameraView.rotate: camera.rotation = target; break;
}
data.Seek(projectionOffset, SeekOrigin.Begin);
camera.zNear = input.ReadSingle();
camera.zFar = input.ReadSingle();
camera.aspectRatio = input.ReadSingle();
switch (camera.projection)
{
case RenderBase.OCameraProjection.perspective: camera.fieldOfViewY = input.ReadSingle(); break;
case RenderBase.OCameraProjection.orthogonal: camera.height = input.ReadSingle(); break;
}
models.camera.Add(camera);
}
//Fogs
for (int index = 0; index < contentHeader.fogsPointerTableEntries; index++)
{
data.Seek(contentHeader.fogsPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OFog fog = new RenderBase.OFog();
fog.name = readString(input);
fog.transformScale = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
fog.transformRotate = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
fog.transformTranslate = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
uint fogFlags = input.ReadUInt32();
fog.fogUpdater = (RenderBase.OFogUpdater)(fogFlags & 0xf);
fog.isZFlip = (fogFlags & 0x100) > 0;
fog.isAttenuateDistance = (fogFlags & 0x200) > 0;
fog.fogColor = MeshUtils.getColor(input);
fog.minFogDepth = input.ReadSingle();
fog.maxFogDepth = input.ReadSingle();
fog.fogDensity = input.ReadSingle();
models.fog.Add(fog);
}
//Skeletal Animations
for (int index = 0; index < contentHeader.skeletalAnimationsPointerTableEntries; index++)
{
data.Seek(contentHeader.skeletalAnimationsPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OSkeletalAnimation skeletalAnimation = new RenderBase.OSkeletalAnimation();
skeletalAnimation.name = readString(input);
uint animationFlags = input.ReadUInt32();
skeletalAnimation.loopMode = (RenderBase.OLoopMode)(animationFlags & 1);
skeletalAnimation.frameSize = input.ReadSingle();
uint boneTableOffset = input.ReadUInt32();
uint boneTableEntries = input.ReadUInt32();
uint metaDataPointerOffset = input.ReadUInt32();
if (metaDataPointerOffset != 0)
{
data.Seek(metaDataPointerOffset, SeekOrigin.Begin);
skeletalAnimation.userData = getMetaData(input);
}
for (int i = 0; i < boneTableEntries; i++)
{
data.Seek(boneTableOffset + (i * 4), SeekOrigin.Begin);
uint offset = input.ReadUInt32();
RenderBase.OSkeletalAnimationBone bone = new RenderBase.OSkeletalAnimationBone();
data.Seek(offset, SeekOrigin.Begin);
bone.name = readString(input);
uint animationTypeFlags = input.ReadUInt32();
uint flags = input.ReadUInt32();
input.ReadUInt32();
RenderBase.OSegmentType segmentType = (RenderBase.OSegmentType)((animationTypeFlags >> 16) & 0xf);
switch (segmentType)
{
case RenderBase.OSegmentType.transform:
data.Seek(offset + 0x18, SeekOrigin.Begin);
uint notExistMask = 0x80000;
uint constantMask = 0x200;
for (int j = 0; j < 2; j++)
{
for (int axis = 0; axis < 3; axis++)
{
bool notExist = (flags & notExistMask) > 0;
bool constant = (flags & constantMask) > 0;
RenderBase.OAnimationKeyFrameGroup frame = new RenderBase.OAnimationKeyFrameGroup();
frame.exists = !notExist;
if (frame.exists)
{
if (constant)
{
frame.interpolation = RenderBase.OInterpolationMode.linear;
frame.keyFrames.Add(new RenderBase.OAnimationKeyFrame(input.ReadSingle(), 0));
}
else
{
uint frameOffset = input.ReadUInt32();
long position = data.Position;
data.Seek(frameOffset, SeekOrigin.Begin);
getAnimationKeyFrame(input, frame);
data.Seek(position, SeekOrigin.Begin);
}
}
else
data.Seek(4, SeekOrigin.Current);
if (j == 0)
{
switch (axis)
{
case 0: bone.rotationX = frame; break;
case 1: bone.rotationY = frame; break;
case 2: bone.rotationZ = frame; break;
}
}
else
{
switch (axis)
{
case 0: bone.translationX = frame; break;
case 1: bone.translationY = frame; break;
case 2: bone.translationZ = frame; break;
}
}
notExistMask <<= 1;
constantMask <<= 1;
}
constantMask <<= 1;
}
break;
case RenderBase.OSegmentType.transformQuaternion:
bone.isFrameFormat = true;
long originalPos = data.Position;
uint rotationOffset = input.ReadUInt32();
uint translationOffset = input.ReadUInt32();
if ((flags & 0x10) == 0)
{
bone.rotationQuaternion.exists = true;
data.Seek(rotationOffset, SeekOrigin.Begin);
if ((flags & 2) > 0)
{
bone.rotationQuaternion.vector.Add(new RenderBase.OVector4(
input.ReadSingle(),
input.ReadSingle(),
input.ReadSingle(),
input.ReadSingle()));
}
else
{
bone.rotationQuaternion.startFrame = input.ReadSingle();
bone.rotationQuaternion.endFrame = input.ReadSingle();
uint rotationFlags = input.ReadUInt32();
uint rotationDataOffset = input.ReadUInt32();
uint rotationEntries = input.ReadUInt32();
data.Seek(rotationDataOffset, SeekOrigin.Begin);
for (int j = 0; j < rotationEntries; j++)
{
bone.rotationQuaternion.vector.Add(new RenderBase.OVector4(
input.ReadSingle(),
input.ReadSingle(),
input.ReadSingle(),
input.ReadSingle()));
}
}
}
if ((flags & 8) == 0)
{
bone.translation.exists = true;
data.Seek(translationOffset, SeekOrigin.Begin);
if ((flags & 1) > 0)
{
bone.translation.vector.Add(new RenderBase.OVector4(
input.ReadSingle(),
input.ReadSingle(),
input.ReadSingle(),
0));
}
else
{
bone.translation.startFrame = input.ReadSingle();
bone.translation.endFrame = input.ReadSingle();
uint translationFlags = input.ReadUInt32();
uint translationDataOffset = input.ReadUInt32();
uint translationEntries = input.ReadUInt32();
data.Seek(translationDataOffset, SeekOrigin.Begin);
for (int j = 0; j < translationEntries; j++)
{
bone.translation.vector.Add(new RenderBase.OVector4(
input.ReadSingle(),
input.ReadSingle(),
input.ReadSingle(),
0));
}
}
}
break;
case RenderBase.OSegmentType.transformMatrix:
bone.isFullBakedFormat = true;
input.ReadUInt32();
uint matrixOffset = input.ReadUInt32();
uint entries = input.ReadUInt32();
data.Seek(matrixOffset, SeekOrigin.Begin);
for (int j = 0; j < entries; j++)
{
RenderBase.OMatrix transform = new RenderBase.OMatrix();
transform.M11 = input.ReadSingle();
transform.M21 = input.ReadSingle();
transform.M31 = input.ReadSingle();
transform.M41 = input.ReadSingle();
transform.M12 = input.ReadSingle();
transform.M22 = input.ReadSingle();
transform.M32 = input.ReadSingle();
transform.M42 = input.ReadSingle();
transform.M13 = input.ReadSingle();
transform.M23 = input.ReadSingle();
transform.M33 = input.ReadSingle();
transform.M43 = input.ReadSingle();
bone.transform.Add(transform);
}
break;
default: throw new Exception(string.Format("BCH: Unknow Segment Type {0} on Skeletal Animation bone {1}! STOP!", segmentType, bone.name));
}
skeletalAnimation.bone.Add(bone);
}
models.skeletalAnimation.list.Add(skeletalAnimation);
}
//Material Animations
for (int index = 0; index < contentHeader.materialAnimationsPointerTableEntries; index++)
{
data.Seek(contentHeader.materialAnimationsPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OMaterialAnimation materialAnimation = new RenderBase.OMaterialAnimation();
materialAnimation.name = readString(input);
uint animationFlags = input.ReadUInt32();
materialAnimation.loopMode = (RenderBase.OLoopMode)(animationFlags & 1);
materialAnimation.frameSize = input.ReadSingle();
uint dataTableOffset = input.ReadUInt32();
uint dataTableEntries = input.ReadUInt32();
input.ReadUInt32();
uint textureNameTableOffset = input.ReadUInt32();
uint textureNameTableEntries = input.ReadUInt32();
data.Seek(textureNameTableOffset, SeekOrigin.Begin);
for (int i = 0; i < textureNameTableEntries; i++)
{
string name = readString(input);
materialAnimation.textureName.Add(name);
}
for (int i = 0; i < dataTableEntries; i++)
{
data.Seek(dataTableOffset + (i * 4), SeekOrigin.Begin);
uint offset = input.ReadUInt32();
RenderBase.OMaterialAnimationData animationData = new RenderBase.OMaterialAnimationData();
data.Seek(offset, SeekOrigin.Begin);
animationData.name = readString(input);
uint animationTypeFlags = input.ReadUInt32();
uint flags = input.ReadUInt32();
animationData.type = (RenderBase.OMaterialAnimationType)(animationTypeFlags & 0xff);
RenderBase.OSegmentType segmentType = (RenderBase.OSegmentType)((animationTypeFlags >> 16) & 0xf);
int segmentCount = 0;
switch (segmentType)
{
case RenderBase.OSegmentType.rgbaColor: segmentCount = 4; break;
case RenderBase.OSegmentType.vector2: segmentCount = 2; break;
case RenderBase.OSegmentType.single: segmentCount = 1; break;
case RenderBase.OSegmentType.integer: segmentCount = 1; break;
}
for (int j = 0; j < segmentCount; j++)
{
RenderBase.OAnimationKeyFrameGroup frame = new RenderBase.OAnimationKeyFrameGroup();
data.Seek(offset + 0xc + (j * 4), SeekOrigin.Begin);
frame.exists = (flags & (0x100 << j)) == 0;
bool constant = (flags & (1 << j)) > 0;
if (frame.exists)
{
if (constant)
{
frame.interpolation = RenderBase.OInterpolationMode.linear;
frame.keyFrames.Add(new RenderBase.OAnimationKeyFrame(input.ReadSingle(), 0));
}
else
{
uint frameOffset = input.ReadUInt32();
data.Seek(frameOffset, SeekOrigin.Begin);
getAnimationKeyFrame(input, frame);
}
}
animationData.frameList.Add(frame);
}
materialAnimation.data.Add(animationData);
}
models.materialAnimation.list.Add(materialAnimation);
}
//Visibility Animations
for (int index = 0; index < contentHeader.visibilityAnimationsPointerTableEntries; index++)
{
data.Seek(contentHeader.visibilityAnimationsPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OVisibilityAnimation visibilityAnimation = new RenderBase.OVisibilityAnimation();
visibilityAnimation.name = readString(input);
uint animationFlags = input.ReadUInt32();
visibilityAnimation.loopMode = (RenderBase.OLoopMode)(animationFlags & 1);
visibilityAnimation.frameSize = input.ReadSingle();
uint dataTableOffset = input.ReadUInt32();
uint dataTableEntries = input.ReadUInt32();
input.ReadUInt32();
input.ReadUInt32();
for (int i = 0; i < dataTableEntries; i++)
{
data.Seek(dataTableOffset + (i * 4), SeekOrigin.Begin);
uint offset = input.ReadUInt32();
RenderBase.OVisibilityAnimationData animationData = new RenderBase.OVisibilityAnimationData();
data.Seek(offset, SeekOrigin.Begin);
animationData.name = readString(input);
uint animationTypeFlags = input.ReadUInt32();
uint flags = input.ReadUInt32();
RenderBase.OSegmentType segmentType = (RenderBase.OSegmentType)((animationTypeFlags >> 16) & 0xf);
if (segmentType == RenderBase.OSegmentType.boolean)
{
RenderBase.OAnimationKeyFrameGroup frame = new RenderBase.OAnimationKeyFrameGroup();
if (segmentType == RenderBase.OSegmentType.boolean) frame = getAnimationKeyFrameBool(input);
animationData.visibilityList = frame;
}
visibilityAnimation.data.Add(animationData);
}
models.visibilityAnimation.list.Add(visibilityAnimation);
}
//Light Animations
for (int index = 0; index < contentHeader.lightAnimationsPointerTableEntries; index++)
{
data.Seek(contentHeader.lightAnimationsPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OLightAnimation lightAnimation = new RenderBase.OLightAnimation();
lightAnimation.name = readString(input);
uint animationFlags = input.ReadUInt32();
lightAnimation.loopMode = (RenderBase.OLoopMode)(animationFlags & 1);
lightAnimation.frameSize = input.ReadSingle();
uint dataTableOffset = input.ReadUInt32();
uint dataTableEntries = input.ReadUInt32();
input.ReadUInt32();
uint typeFlags = input.ReadUInt32();
lightAnimation.lightType = (RenderBase.OLightType)((typeFlags & 3) - 1);
lightAnimation.lightUse = (RenderBase.OLightUse)((typeFlags >> 2) & 3);
for (int i = 0; i < dataTableEntries; i++)
{
data.Seek(dataTableOffset + (i * 4), SeekOrigin.Begin);
uint offset = input.ReadUInt32();
RenderBase.OLightAnimationData animationData = new RenderBase.OLightAnimationData();
data.Seek(offset, SeekOrigin.Begin);
animationData.name = readString(input);
uint animationTypeFlags = input.ReadUInt32();
uint flags = input.ReadUInt32();
animationData.type = (RenderBase.OLightAnimationType)(animationTypeFlags & 0xff);
RenderBase.OSegmentType segmentType = (RenderBase.OSegmentType)((animationTypeFlags >> 16) & 0xf);
int segmentCount = 0;
switch (segmentType)
{
case RenderBase.OSegmentType.transform: segmentCount = 9; break;
case RenderBase.OSegmentType.rgbaColor: segmentCount = 4; break;
case RenderBase.OSegmentType.vector3: segmentCount = 3; break;
case RenderBase.OSegmentType.single: segmentCount = 1; break;
case RenderBase.OSegmentType.boolean: segmentCount = 1; break;
}
uint constantMask = 0x40;
for (int j = 0; j < segmentCount; j++)
{
RenderBase.OAnimationKeyFrameGroup frame = new RenderBase.OAnimationKeyFrameGroup();
data.Seek(offset + 0xc + (j * 4), SeekOrigin.Begin);
frame.exists = ((flags >> (segmentType == RenderBase.OSegmentType.transform ? 16 : 8)) & (1 << j)) == 0;
if (frame.exists)
{
if (segmentType == RenderBase.OSegmentType.boolean)
{
frame = getAnimationKeyFrameBool(input);
}
else
{
bool constant;
if (segmentType == RenderBase.OSegmentType.transform)
{
constant = (flags & constantMask) > 0;
if (j == 5)
constantMask <<= 2;
else
constantMask <<= 1;
}
else
constant = (flags & (1 << j)) > 0;
if (constant)
{
frame.interpolation = RenderBase.OInterpolationMode.linear;
frame.keyFrames.Add(new RenderBase.OAnimationKeyFrame(input.ReadSingle(), 0.0f));
}
else
{
uint frameOffset = input.ReadUInt32();
data.Seek(frameOffset, SeekOrigin.Begin);
getAnimationKeyFrame(input, frame);
}
}
}
animationData.frameList.Add(frame);
}
lightAnimation.data.Add(animationData);
}
models.lightAnimation.list.Add(lightAnimation);
}
//Camera Animations
for (int index = 0; index < contentHeader.cameraAnimationsPointerTableEntries; index++)
{
data.Seek(contentHeader.cameraAnimationsPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OCameraAnimation cameraAnimation = new RenderBase.OCameraAnimation();
cameraAnimation.name = readString(input);
uint animationFlags = input.ReadUInt32();
cameraAnimation.loopMode = (RenderBase.OLoopMode)(animationFlags & 1);
cameraAnimation.frameSize = input.ReadSingle();
uint dataTableOffset = input.ReadUInt32();
uint dataTableEntries = input.ReadUInt32();
input.ReadUInt32();
uint modeFlags = input.ReadUInt32();
cameraAnimation.viewMode = (RenderBase.OCameraView)(modeFlags & 0xf);
cameraAnimation.projectionMode = (RenderBase.OCameraProjection)((modeFlags >> 8) & 0xf);
for (int i = 0; i < dataTableEntries; i++)
{
data.Seek(dataTableOffset + (i * 4), SeekOrigin.Begin);
uint offset = input.ReadUInt32();
RenderBase.OCameraAnimationData animationData = new RenderBase.OCameraAnimationData();
data.Seek(offset, SeekOrigin.Begin);
animationData.name = readString(input);
uint animationTypeFlags = input.ReadUInt32();
uint flags = input.ReadUInt32();
animationData.type = (RenderBase.OCameraAnimationType)(animationTypeFlags & 0xff);
RenderBase.OSegmentType segmentType = (RenderBase.OSegmentType)((animationTypeFlags >> 16) & 0xf);
int segmentCount = 0;
switch (segmentType)
{
case RenderBase.OSegmentType.transform: segmentCount = 9; break;
case RenderBase.OSegmentType.vector3: segmentCount = 3; break;
case RenderBase.OSegmentType.single: segmentCount = 1; break;
}
uint constantMask = 0x40;
for (int j = 0; j < segmentCount; j++)
{
RenderBase.OAnimationKeyFrameGroup frame = new RenderBase.OAnimationKeyFrameGroup();
data.Seek(offset + 0xc + (j * 4), SeekOrigin.Begin);
frame.exists = ((flags >> (segmentType == RenderBase.OSegmentType.transform ? 16 : 8)) & (1 << j)) == 0;
bool constant;
if (segmentType == RenderBase.OSegmentType.transform)
{
constant = (flags & constantMask) > 0;
if (j == 5)
constantMask <<= 2;
else
constantMask <<= 1;
}
else
constant = (flags & (1 << j)) > 0;
if (frame.exists)
{
if (constant)
{
frame.interpolation = RenderBase.OInterpolationMode.linear;
frame.keyFrames.Add(new RenderBase.OAnimationKeyFrame(input.ReadSingle(), 0.0f));
}
else
{
uint frameOffset = input.ReadUInt32();
data.Seek(frameOffset, SeekOrigin.Begin);
getAnimationKeyFrame(input, frame);
}
}
animationData.frameList.Add(frame);
}
cameraAnimation.data.Add(animationData);
}
models.cameraAnimation.list.Add(cameraAnimation);
}
//Fog Animations
for (int index = 0; index < contentHeader.fogAnimationsPointerTableEntries; index++)
{
data.Seek(contentHeader.fogAnimationsPointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OFogAnimation fogAnimation = new RenderBase.OFogAnimation();
fogAnimation.name = readString(input);
uint animationFlags = input.ReadUInt32();
fogAnimation.loopMode = (RenderBase.OLoopMode)(animationFlags & 1);
fogAnimation.frameSize = input.ReadSingle();
uint dataTableOffset = input.ReadUInt32();
uint dataTableEntries = input.ReadUInt32();
input.ReadUInt32();
input.ReadUInt32();
for (int i = 0; i < dataTableEntries; i++)
{
data.Seek(dataTableOffset + (i * 4), SeekOrigin.Begin);
uint offset = input.ReadUInt32();
RenderBase.OFogAnimationData animationData = new RenderBase.OFogAnimationData();
data.Seek(offset, SeekOrigin.Begin);
animationData.name = readString(input);
uint animationTypeFlags = input.ReadUInt32();
uint flags = input.ReadUInt32();
RenderBase.OSegmentType segmentType = (RenderBase.OSegmentType)((animationTypeFlags >> 16) & 0xf);
int segmentCount = segmentType == RenderBase.OSegmentType.rgbaColor ? 4 : 0;
for (int j = 0; j < segmentCount; j++)
{
RenderBase.OAnimationKeyFrameGroup frame = new RenderBase.OAnimationKeyFrameGroup();
data.Seek(offset + 0xc + (j * 4), SeekOrigin.Begin);
frame.exists = ((flags >> 8) & (1 << j)) == 0;
if (frame.exists)
{
bool constant = (flags & (1 << j)) > 0;
if (constant)
{
frame.interpolation = RenderBase.OInterpolationMode.linear;
frame.keyFrames.Add(new RenderBase.OAnimationKeyFrame(input.ReadSingle(), 0.0f));
}
else
{
uint frameOffset = input.ReadUInt32();
data.Seek(frameOffset, SeekOrigin.Begin);
getAnimationKeyFrame(input, frame);
}
}
animationData.colorList.Add(frame);
}
fogAnimation.data.Add(animationData);
}
models.fogAnimation.list.Add(fogAnimation);
}
//Scene Environment
for (int index = 0; index < contentHeader.scenePointerTableEntries; index++)
{
data.Seek(contentHeader.scenePointerTableOffset + (index * 4), SeekOrigin.Begin);
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
RenderBase.OScene scene = new RenderBase.OScene();
scene.name = readString(input);
uint cameraReferenceOffset = input.ReadUInt32();
uint cameraReferenceEntries = input.ReadUInt32();
uint lightReferenceOffset = input.ReadUInt32();
uint lightReferenceEntries = input.ReadUInt32();
uint fogReferenceOffset = input.ReadUInt32();
uint fogReferenceEntries = input.ReadUInt32();
data.Seek(cameraReferenceOffset, SeekOrigin.Begin);
for (int i = 0; i < cameraReferenceEntries; i++)
{
RenderBase.OSceneReference reference = new RenderBase.OSceneReference();
reference.slotIndex = input.ReadUInt32();
reference.name = readString(input);
scene.cameras.Add(reference);
}
data.Seek(lightReferenceOffset, SeekOrigin.Begin);
for (int i = 0; i < lightReferenceEntries; i++)
{
RenderBase.OSceneReference reference = new RenderBase.OSceneReference();
reference.slotIndex = input.ReadUInt32();
reference.name = readString(input);
scene.lights.Add(reference);
}
data.Seek(fogReferenceOffset, SeekOrigin.Begin);
for (int i = 0; i < fogReferenceEntries; i++)
{
RenderBase.OSceneReference reference = new RenderBase.OSceneReference();
reference.slotIndex = input.ReadUInt32();
reference.name = readString(input);
scene.fogs.Add(reference);
}
}
//Models
for (int modelIndex = 0; modelIndex < contentHeader.modelsPointerTableEntries; modelIndex++)
{
RenderBase.OModel model = new RenderBase.OModel();
data.Seek(contentHeader.modelsPointerTableOffset + (modelIndex * 4), SeekOrigin.Begin);
uint objectsHeaderOffset = input.ReadUInt32();
//Objects header
data.Seek(objectsHeaderOffset, SeekOrigin.Begin);
bchModelHeader modelHeader;
modelHeader.flags = input.ReadByte();
modelHeader.skeletonScalingType = input.ReadByte();
modelHeader.silhouetteMaterialEntries = input.ReadUInt16();
modelHeader.worldTransform = new RenderBase.OMatrix();
modelHeader.worldTransform.M11 = input.ReadSingle();
modelHeader.worldTransform.M21 = input.ReadSingle();
modelHeader.worldTransform.M31 = input.ReadSingle();
modelHeader.worldTransform.M41 = input.ReadSingle();
modelHeader.worldTransform.M12 = input.ReadSingle();
modelHeader.worldTransform.M22 = input.ReadSingle();
modelHeader.worldTransform.M32 = input.ReadSingle();
modelHeader.worldTransform.M42 = input.ReadSingle();
modelHeader.worldTransform.M13 = input.ReadSingle();
modelHeader.worldTransform.M23 = input.ReadSingle();
modelHeader.worldTransform.M33 = input.ReadSingle();
modelHeader.worldTransform.M43 = input.ReadSingle();
modelHeader.materialsTableOffset = input.ReadUInt32();
modelHeader.materialsTableEntries = input.ReadUInt32();
modelHeader.materialsNameOffset = input.ReadUInt32();
modelHeader.verticesTableOffset = input.ReadUInt32();
modelHeader.verticesTableEntries = input.ReadUInt32();
data.Seek(header.backwardCompatibility > 6 ? 0x28 : 0x20, SeekOrigin.Current);
modelHeader.skeletonOffset = input.ReadUInt32();
modelHeader.skeletonEntries = input.ReadUInt32();
modelHeader.skeletonNameOffset = input.ReadUInt32();
modelHeader.objectsNodeVisibilityOffset = input.ReadUInt32();
modelHeader.objectsNodeCount = input.ReadUInt32();
modelHeader.modelName = readString(input);
modelHeader.objectsNodeNameEntries = input.ReadUInt32();
modelHeader.objectsNodeNameOffset = input.ReadUInt32();
input.ReadUInt32(); //0x0
modelHeader.metaDataPointerOffset = input.ReadUInt32();
model.transform = modelHeader.worldTransform;
model.name = modelHeader.modelName;
string[] objectName = new string[modelHeader.objectsNodeNameEntries];
data.Seek(modelHeader.objectsNodeNameOffset, SeekOrigin.Begin);
int rootReferenceBit = input.ReadInt32(); //Radix tree
uint rootLeftNode = input.ReadUInt16();
uint rootRightNode = input.ReadUInt16();
uint rootNameOffset = input.ReadUInt32();
for (int i = 0; i < modelHeader.objectsNodeNameEntries; i++)
{
int referenceBit = input.ReadInt32();
ushort leftNode = input.ReadUInt16();
ushort rightNode = input.ReadUInt16();
objectName[i] = readString(input);
}
//Materials
for (int index = 0; index < modelHeader.materialsTableEntries; index++)
{
//Nota: As versões mais antigas tinham o Coordinator já no header do material.
//As versões mais recentes tem uma seção reservada só pra ele, por isso possuem tamanho do header menor.
if (header.backwardCompatibility < 0x21)
data.Seek(modelHeader.materialsTableOffset + (index * 0x58), SeekOrigin.Begin);
else
data.Seek(modelHeader.materialsTableOffset + (index * 0x2c), SeekOrigin.Begin);
RenderBase.OMaterial material = new RenderBase.OMaterial();
uint materialParametersOffset = input.ReadUInt32();
input.ReadUInt32(); //TODO
input.ReadUInt32();
input.ReadUInt32();
uint textureCommandsOffset = input.ReadUInt32();
uint textureCommandsWordCount = input.ReadUInt32();
uint materialMapperOffset = 0;
if (header.backwardCompatibility < 0x21)
{
materialMapperOffset = (uint)data.Position;
data.Seek(0x30, SeekOrigin.Current);
}
else
materialMapperOffset = input.ReadUInt32();
material.name0 = readString(input);
material.name1 = readString(input);
material.name2 = readString(input);
material.name = readString(input);
//Parameters
//Same pointer of Materials section. Why?
if (materialParametersOffset != 0)
{
data.Seek(materialParametersOffset, SeekOrigin.Begin);
uint hash = input.ReadUInt32();
ushort materialFlags = input.ReadUInt16();
material.isFragmentLightEnabled = (materialFlags & 1) > 0;
material.isVertexLightEnabled = (materialFlags & 2) > 0;
material.isHemiSphereLightEnabled = (materialFlags & 4) > 0;
material.isHemiSphereOcclusionEnabled = (materialFlags & 8) > 0;
material.isFogEnabled = (materialFlags & 0x10) > 0;
material.rasterization.isPolygonOffsetEnabled = (materialFlags & 0x20) > 0;
ushort fragmentFlags = input.ReadUInt16();
material.fragmentShader.bump.isBumpRenormalize = (fragmentFlags & 1) > 0;
material.fragmentShader.lighting.isClampHighLight = (fragmentFlags & 2) > 0;
material.fragmentShader.lighting.isDistribution0Enabled = (fragmentFlags & 4) > 0;
material.fragmentShader.lighting.isDistribution1Enabled = (fragmentFlags & 8) > 0;
material.fragmentShader.lighting.isGeometryFactor0Enabled = (fragmentFlags & 0x10) > 0;
material.fragmentShader.lighting.isGeometryFactor1Enabled = (fragmentFlags & 0x20) > 0;
material.fragmentShader.lighting.isReflectionEnabled = (fragmentFlags & 0x40) > 0;
RenderBase.OBlendMode blendMode = (RenderBase.OBlendMode)((fragmentFlags >> 10) & 3);
input.ReadUInt32();
for (int i = 0; i < 3; i++)
{
RenderBase.OTextureCoordinator coordinator;
uint projectionAndCamera = input.ReadUInt32();
coordinator.projection = (RenderBase.OTextureProjection)((projectionAndCamera >> 16) & 0xff);
coordinator.referenceCamera = projectionAndCamera >> 24;
coordinator.scaleU = input.ReadSingle();
coordinator.scaleV = input.ReadSingle();
coordinator.rotate = input.ReadSingle();
coordinator.translateU = input.ReadSingle();
coordinator.translateV = input.ReadSingle();
material.textureCoordinator[i] = coordinator;
}
material.lightSetIndex = input.ReadUInt16();
material.fogIndex = input.ReadUInt16();
material.materialColor.emission = MeshUtils.getColor(input);
material.materialColor.ambient = MeshUtils.getColor(input);
material.materialColor.diffuse = MeshUtils.getColor(input);
material.materialColor.specular0 = MeshUtils.getColor(input);
material.materialColor.specular1 = MeshUtils.getColor(input);
material.materialColor.constant0 = MeshUtils.getColor(input);
material.materialColor.constant1 = MeshUtils.getColor(input);
material.materialColor.constant2 = MeshUtils.getColor(input);
material.materialColor.constant3 = MeshUtils.getColor(input);
material.materialColor.constant4 = MeshUtils.getColor(input);
material.materialColor.constant5 = MeshUtils.getColor(input);
material.fragmentOperation.blend.blendColor = MeshUtils.getColor(input);
material.materialColor.colorScale = input.ReadSingle();
input.ReadUInt32(); //TODO: Figure out
input.ReadUInt32();
input.ReadUInt32();
input.ReadUInt32();
input.ReadUInt32();
input.ReadUInt32();
uint fragmentData = input.ReadUInt32();
material.fragmentShader.bump.texture = (RenderBase.OBumpTexture)(fragmentData >> 24);
material.fragmentShader.bump.mode = (RenderBase.OBumpMode)((fragmentData >> 16) & 0xff);
material.fragmentShader.lighting.fresnelConfig = (RenderBase.OFresnelConfig)((fragmentData >> 8) & 0xff);
material.fragmentShader.layerConfig = fragmentData & 0xff;
//Some Fragment Lighting related commands... This seems a bit out of place.
long position = data.Position;
PICACommandReader fshLightingCommands = new PICACommandReader(data, 6, true);
PICACommand.fragmentSamplerAbsolute sAbs = fshLightingCommands.getReflectanceSamplerAbsolute();
material.fragmentShader.lighting.reflectanceRSampler.isAbsolute = sAbs.r;
material.fragmentShader.lighting.reflectanceGSampler.isAbsolute = sAbs.g;
material.fragmentShader.lighting.reflectanceBSampler.isAbsolute = sAbs.b;
material.fragmentShader.lighting.distribution0Sampler.isAbsolute = sAbs.d0;
material.fragmentShader.lighting.distribution1Sampler.isAbsolute = sAbs.d1;
material.fragmentShader.lighting.fresnelSampler.isAbsolute = sAbs.fresnel;
PICACommand.fragmentSamplerInput sInput = fshLightingCommands.getReflectanceSamplerInput();
material.fragmentShader.lighting.reflectanceRSampler.input = sInput.r;
material.fragmentShader.lighting.reflectanceGSampler.input = sInput.g;
material.fragmentShader.lighting.reflectanceBSampler.input = sInput.b;
material.fragmentShader.lighting.distribution0Sampler.input = sInput.d0;
material.fragmentShader.lighting.distribution1Sampler.input = sInput.d1;
material.fragmentShader.lighting.fresnelSampler.input = sInput.fresnel;
PICACommand.fragmentSamplerScale sScale = fshLightingCommands.getReflectanceSamplerScale();
material.fragmentShader.lighting.reflectanceRSampler.scale = sScale.r;
material.fragmentShader.lighting.reflectanceGSampler.scale = sScale.g;
material.fragmentShader.lighting.reflectanceBSampler.scale = sScale.b;
material.fragmentShader.lighting.distribution0Sampler.scale = sScale.d0;
material.fragmentShader.lighting.distribution1Sampler.scale = sScale.d1;
material.fragmentShader.lighting.fresnelSampler.scale = sScale.fresnel;
data.Seek(position + (4 * 6), SeekOrigin.Begin); //Just to be sure ;)
RenderBase.OConstantColor[] constantList = new RenderBase.OConstantColor[6];
uint constantColor = input.ReadUInt32();
for (int i = 0; i < 6; i++) constantList[i] = (RenderBase.OConstantColor)((constantColor >> (i * 4)) & 0xf);
material.rasterization.polygonOffsetUnit = input.ReadSingle();
uint fshCommandsOffset = input.ReadUInt32();
uint fshCommandsWordCount = input.ReadUInt32();
input.ReadUInt32();
material.fragmentShader.lighting.distribution0Sampler.tableName = readString(input);
material.fragmentShader.lighting.distribution1Sampler.tableName = readString(input);
material.fragmentShader.lighting.fresnelSampler.tableName = readString(input);
material.fragmentShader.lighting.reflectanceRSampler.tableName = readString(input);
material.fragmentShader.lighting.reflectanceGSampler.tableName = readString(input);
material.fragmentShader.lighting.reflectanceBSampler.tableName = readString(input);
material.fragmentShader.lighting.distribution0Sampler.samplerName = readString(input);
material.fragmentShader.lighting.distribution1Sampler.samplerName = readString(input);
material.fragmentShader.lighting.fresnelSampler.samplerName = readString(input);
material.fragmentShader.lighting.reflectanceRSampler.samplerName = readString(input);
material.fragmentShader.lighting.reflectanceGSampler.samplerName = readString(input);
material.fragmentShader.lighting.reflectanceBSampler.samplerName = readString(input);
material.shaderReference = new RenderBase.OReference(readString(input));
material.modelReference = new RenderBase.OReference(readString(input));
//User Data
if (header.backwardCompatibility > 6)
{
uint metaDataPointerOffset = input.ReadUInt32();
if (metaDataPointerOffset != 0)
{
data.Seek(metaDataPointerOffset, SeekOrigin.Begin);
material.userData = getMetaData(input);
}
}
//Mapper
data.Seek(materialMapperOffset, SeekOrigin.Begin);
for (int i = 0; i < 3; i++)
{
RenderBase.OTextureMapper mapper;
uint wrapAndMagFilter = input.ReadUInt32();
uint levelOfDetailAndMinFilter = input.ReadUInt32();
mapper.wrapU = (RenderBase.OTextureWrap)((wrapAndMagFilter >> 8) & 0xff);
mapper.wrapV = (RenderBase.OTextureWrap)((wrapAndMagFilter >> 16) & 0xff);
mapper.magFilter = (RenderBase.OTextureMagFilter)(wrapAndMagFilter >> 24);
mapper.minFilter = (RenderBase.OTextureMinFilter)(levelOfDetailAndMinFilter & 0xff);
mapper.minLOD = (levelOfDetailAndMinFilter >> 8) & 0xff; //max 232
mapper.LODBias = input.ReadSingle();
mapper.borderColor = MeshUtils.getColor(input);
material.textureMapper[i] = mapper;
}
//Fragment Shader commands
data.Seek(fshCommandsOffset, SeekOrigin.Begin);
PICACommandReader fshCommands = new PICACommandReader(data, fshCommandsWordCount);
for (byte stage = 0; stage < 6; stage++) material.fragmentShader.textureCombiner[stage] = fshCommands.getTevStage(stage);
material.fragmentShader.bufferColor = fshCommands.getFragmentBufferColor();
material.fragmentOperation.blend = fshCommands.getBlendOperation();
material.fragmentOperation.blend.logicalOperation = fshCommands.getColorLogicOperation();
material.fragmentShader.alphaTest = fshCommands.getAlphaTest();
material.fragmentOperation.stencil = fshCommands.getStencilTest();
material.fragmentOperation.depth = fshCommands.getDepthTest();
material.rasterization.cullMode = fshCommands.getCullMode();
material.fragmentOperation.blend.mode = blendMode;
}
model.material.Add(material);
}
//Skeleton
data.Seek(modelHeader.skeletonOffset, SeekOrigin.Begin);
for (int index = 0; index < modelHeader.skeletonEntries; index++)
{
RenderBase.OBone bone = new RenderBase.OBone();
uint boneFlags = input.ReadUInt32();
bone.billboardMode = (RenderBase.OBillboardMode)((boneFlags >> 16) & 0xf);
bone.isSegmentScaleCompensate = (boneFlags & 0x00400000) > 0;
bone.parentId = input.ReadInt16();
ushort boneSpacer = input.ReadUInt16();
bone.scale = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
bone.rotation = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
bone.translation = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
bone.absoluteScale = new RenderBase.OVector3(bone.scale);
RenderBase.OMatrix boneMatrix = new RenderBase.OMatrix();
boneMatrix.M11 = input.ReadSingle();
boneMatrix.M21 = input.ReadSingle();
boneMatrix.M31 = input.ReadSingle();
boneMatrix.M41 = input.ReadSingle();
boneMatrix.M12 = input.ReadSingle();
boneMatrix.M22 = input.ReadSingle();
boneMatrix.M32 = input.ReadSingle();
boneMatrix.M42 = input.ReadSingle();
boneMatrix.M13 = input.ReadSingle();
boneMatrix.M23 = input.ReadSingle();
boneMatrix.M33 = input.ReadSingle();
boneMatrix.M43 = input.ReadSingle();
bone.name = readString(input);
uint metaDataPointerOffset = input.ReadUInt32();
if (metaDataPointerOffset != 0)
{
long position = data.Position;
data.Seek(metaDataPointerOffset, SeekOrigin.Begin);
bone.userData = getMetaData(input);
data.Seek(position, SeekOrigin.Begin);
}
model.skeleton.Add(bone);
}
List<RenderBase.OMatrix> skeletonTransform = new List<RenderBase.OMatrix>();
for (int index = 0; index < modelHeader.skeletonEntries; index++)
{
RenderBase.OMatrix transform = new RenderBase.OMatrix();
transformSkeleton(model.skeleton, index, ref transform);
skeletonTransform.Add(transform);
}
data.Seek(modelHeader.objectsNodeVisibilityOffset, SeekOrigin.Begin);
uint nodeVisibility = input.ReadUInt32();
//Vertices header
data.Seek(modelHeader.verticesTableOffset, SeekOrigin.Begin);
List<bchObjectEntry> objects = new List<bchObjectEntry>();
for (int index = 0; index < modelHeader.verticesTableEntries; index++)
{
bchObjectEntry objectEntry = new bchObjectEntry();
objectEntry.materialId = input.ReadUInt16();
ushort flags = input.ReadUInt16();
if (header.backwardCompatibility != 8) objectEntry.isSilhouette = (flags & 1) > 0;
objectEntry.nodeId = input.ReadUInt16();
objectEntry.renderPriority = input.ReadUInt16();
objectEntry.vshAttributesBufferCommandsOffset = input.ReadUInt32(); //Buffer 0
objectEntry.vshAttributesBufferCommandsWordCount = input.ReadUInt32();
objectEntry.facesHeaderOffset = input.ReadUInt32();
objectEntry.facesHeaderEntries = input.ReadUInt32();
objectEntry.vshExtraAttributesBufferCommandsOffset = input.ReadUInt32(); //Buffers 1-11
objectEntry.vshExtraAttributesBufferCommandsWordCount = input.ReadUInt32();
objectEntry.centerVector = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
objectEntry.flagsOffset = input.ReadUInt32();
input.ReadUInt32(); //ex: 0x0 fixo
objectEntry.boundingBoxOffset = input.ReadUInt32();
objects.Add(objectEntry);
}
for (int objIndex = 0; objIndex < objects.Count; objIndex++)
{
if (objects[objIndex].isSilhouette) continue; //TODO: Figure out for what "Silhouette" is used.
RenderBase.OMesh obj = new RenderBase.OMesh();
obj.materialId = objects[objIndex].materialId;
obj.renderPriority = objects[objIndex].renderPriority;
if (objects[objIndex].nodeId < objectName.Length) obj.name = objectName[objects[objIndex].nodeId]; else obj.name = "mesh" + objIndex.ToString();
obj.isVisible = (nodeVisibility & (1 << objects[objIndex].nodeId)) > 0;
//Vertices
data.Seek(objects[objIndex].vshAttributesBufferCommandsOffset, SeekOrigin.Begin);
PICACommandReader vshCommands = new PICACommandReader(data, objects[objIndex].vshAttributesBufferCommandsWordCount);
Stack<float> vshAttributesUniformReg6 = vshCommands.getVSHFloatUniformData(6);
Stack<float> vshAttributesUniformReg7 = vshCommands.getVSHFloatUniformData(7);
RenderBase.OVector4 positionOffset = new RenderBase.OVector4(
vshAttributesUniformReg6.Pop(),
vshAttributesUniformReg6.Pop(),
vshAttributesUniformReg6.Pop(),
vshAttributesUniformReg6.Pop());
float texture0Scale = vshAttributesUniformReg7.Pop();
float texture1Scale = vshAttributesUniformReg7.Pop();
float texture2Scale = vshAttributesUniformReg7.Pop();
float boneWeightScale = vshAttributesUniformReg7.Pop();
float positionScale = vshAttributesUniformReg7.Pop();
float normalScale = vshAttributesUniformReg7.Pop();
float tangentScale = vshAttributesUniformReg7.Pop();
float colorScale = vshAttributesUniformReg7.Pop();
//Faces
uint facesCount = objects[objIndex].facesHeaderEntries;
bool hasFaces = facesCount > 0;
uint facesTableOffset = 0;
if (!hasFaces)
{
data.Seek(modelHeader.verticesTableOffset + modelHeader.verticesTableEntries * 0x38, SeekOrigin.Begin);
data.Seek(objIndex * 0x1c + 0x10, SeekOrigin.Current);
facesTableOffset = input.ReadUInt32();
facesCount = input.ReadUInt32();
}
for (uint f = 0; f < facesCount; f++)
{
RenderBase.OSkinningMode skinningMode = RenderBase.OSkinningMode.none;
List<ushort> nodeList = new List<ushort>();
uint idxBufferOffset;
PICACommand.indexBufferFormat idxBufferFormat;
uint idxBufferTotalVertices;
if (hasFaces)
{
uint baseOffset = objects[objIndex].facesHeaderOffset + f * 0x34;
data.Seek(baseOffset, SeekOrigin.Begin);
skinningMode = (RenderBase.OSkinningMode)input.ReadUInt16();
ushort nodeIdEntries = input.ReadUInt16();
for (int n = 0; n < nodeIdEntries; n++) nodeList.Add(input.ReadUInt16());
data.Seek(baseOffset + 0x2c, SeekOrigin.Begin);
uint faceHeaderOffset = input.ReadUInt32();
uint faceHeaderWordCount = input.ReadUInt32();
data.Seek(faceHeaderOffset, SeekOrigin.Begin);
PICACommandReader idxCommands = new PICACommandReader(data, faceHeaderWordCount);
idxBufferOffset = idxCommands.getIndexBufferAddress();
idxBufferFormat = idxCommands.getIndexBufferFormat();
idxBufferTotalVertices = idxCommands.getIndexBufferTotalVertices();
}
else
{
data.Seek(facesTableOffset + f * 8, SeekOrigin.Begin);
idxBufferOffset = input.ReadUInt32();
idxBufferFormat = PICACommand.indexBufferFormat.unsignedShort;
idxBufferTotalVertices = input.ReadUInt32();
}
//Carregamento de dados relacionados ao Vertex Shader
uint vshAttributesBufferOffset = vshCommands.getVSHAttributesBufferAddress(0);
uint vshAttributesBufferStride = vshCommands.getVSHAttributesBufferStride(0);
uint vshTotalAttributes = vshCommands.getVSHTotalAttributes(0);
PICACommand.vshAttribute[] vshMainAttributesBufferPermutation = vshCommands.getVSHAttributesBufferPermutation();
uint[] vshAttributesBufferPermutation = vshCommands.getVSHAttributesBufferPermutation(0);
PICACommand.attributeFormat[] vshAttributesBufferFormat = vshCommands.getVSHAttributesBufferFormat();
for (int attribute = 0; attribute < vshTotalAttributes; attribute++)
{
switch (vshMainAttributesBufferPermutation[vshAttributesBufferPermutation[attribute]])
{
case PICACommand.vshAttribute.normal: obj.hasNormal = true; break;
case PICACommand.vshAttribute.tangent: obj.hasTangent = true; break;
case PICACommand.vshAttribute.color: obj.hasColor = true; break;
case PICACommand.vshAttribute.textureCoordinate0: obj.texUVCount = Math.Max(obj.texUVCount, 1); break;
case PICACommand.vshAttribute.textureCoordinate1: obj.texUVCount = Math.Max(obj.texUVCount, 2); break;
case PICACommand.vshAttribute.textureCoordinate2: obj.texUVCount = Math.Max(obj.texUVCount, 3); break;
}
}
if (nodeList.Count > 0)
{
obj.hasNode = true;
obj.hasWeight = true;
}
data.Seek(idxBufferOffset, SeekOrigin.Begin);
for (int faceIndex = 0; faceIndex < idxBufferTotalVertices; faceIndex++)
{
ushort index = 0;
switch (idxBufferFormat)
{
case PICACommand.indexBufferFormat.unsignedShort: index = input.ReadUInt16(); break;
case PICACommand.indexBufferFormat.unsignedByte: index = input.ReadByte(); break;
}
long dataPosition = data.Position;
long vertexOffset = vshAttributesBufferOffset + (index * vshAttributesBufferStride);
data.Seek(vertexOffset, SeekOrigin.Begin);
RenderBase.OVertex vertex = new RenderBase.OVertex();
vertex.diffuseColor = 0xffffffff;
for (int attribute = 0; attribute < vshTotalAttributes; attribute++)
{
//gdkchan self note: The Attribute type flags are used for something else on Bone Weight (and bone index?)
PICACommand.vshAttribute att = vshMainAttributesBufferPermutation[vshAttributesBufferPermutation[attribute]];
PICACommand.attributeFormat format = vshAttributesBufferFormat[vshAttributesBufferPermutation[attribute]];
if (att == PICACommand.vshAttribute.boneWeight) format.type = PICACommand.attributeFormatType.unsignedByte;
RenderBase.OVector4 vector = getVector(input, format);
switch (att)
{
case PICACommand.vshAttribute.position:
float x = (vector.x * positionScale) + positionOffset.x;
float y = (vector.y * positionScale) + positionOffset.y;
float z = (vector.z * positionScale) + positionOffset.z;
vertex.position = new RenderBase.OVector3(x, y, z);
break;
case PICACommand.vshAttribute.normal:
vertex.normal = new RenderBase.OVector3(vector.x * normalScale, vector.y * normalScale, vector.z * normalScale);
break;
case PICACommand.vshAttribute.tangent:
vertex.tangent = new RenderBase.OVector3(vector.x * tangentScale, vector.y * tangentScale, vector.z * tangentScale);
break;
case PICACommand.vshAttribute.color:
uint r = MeshUtils.saturate((vector.x * colorScale) * 0xff);
uint g = MeshUtils.saturate((vector.y * colorScale) * 0xff);
uint b = MeshUtils.saturate((vector.z * colorScale) * 0xff);
uint a = MeshUtils.saturate((vector.w * colorScale) * 0xff);
vertex.diffuseColor = b | (g << 8) | (r << 16) | (a << 24);
break;
case PICACommand.vshAttribute.textureCoordinate0:
vertex.texture0 = new RenderBase.OVector2(vector.x * texture0Scale, vector.y * texture0Scale);
break;
case PICACommand.vshAttribute.textureCoordinate1:
vertex.texture1 = new RenderBase.OVector2(vector.x * texture1Scale, vector.y * texture1Scale);
break;
case PICACommand.vshAttribute.textureCoordinate2:
vertex.texture2 = new RenderBase.OVector2(vector.x * texture2Scale, vector.y * texture2Scale);
break;
case PICACommand.vshAttribute.boneIndex:
vertex.node.Add(nodeList[(int)vector.x]);
if (skinningMode == RenderBase.OSkinningMode.smoothSkinning)
{
if (format.attributeLength > 0) vertex.node.Add(nodeList[(int)vector.y]);
if (format.attributeLength > 1) vertex.node.Add(nodeList[(int)vector.z]);
if (format.attributeLength > 2) vertex.node.Add(nodeList[(int)vector.w]);
}
break;
case PICACommand.vshAttribute.boneWeight:
vertex.weight.Add(vector.x * boneWeightScale);
if (skinningMode == RenderBase.OSkinningMode.smoothSkinning)
{
if (format.attributeLength > 0) vertex.weight.Add(vector.y * boneWeightScale);
if (format.attributeLength > 1) vertex.weight.Add(vector.z * boneWeightScale);
if (format.attributeLength > 2) vertex.weight.Add(vector.w * boneWeightScale);
}
break;
}
}
//If the node list have 4 or less bones, then there is no need to store the indices per vertex
//Instead, the entire list is used, since it supports up to 4 bones.
if (vertex.node.Count == 0 && nodeList.Count <= 4)
{
for (int n = 0; n < nodeList.Count; n++) vertex.node.Add(nodeList[n]);
if (vertex.weight.Count == 0) vertex.weight.Add(1);
}
if (skinningMode != RenderBase.OSkinningMode.smoothSkinning && vertex.node.Count > 0)
{
//Note: Rigid skinning can have only one bone per vertex
//Note2: Vertex with Rigid skinning seems to be always have meshes centered, so is necessary to make them follow the skeleton
if (vertex.weight.Count == 0) vertex.weight.Add(1);
vertex.position = RenderBase.OVector3.transform(vertex.position, skeletonTransform[vertex.node[0]]);
}
MeshUtils.calculateBounds(model, vertex);
obj.vertices.Add(vertex);
data.Seek(dataPosition, SeekOrigin.Begin);
}
}
//Bounding box
if (objects[objIndex].boundingBoxOffset != 0)
{
data.Seek(objects[objIndex].boundingBoxOffset, SeekOrigin.Begin);
uint bBoxDataOffset = input.ReadUInt32();
uint bBoxEntries = input.ReadUInt32();
uint bBoxNameOffset = input.ReadUInt32();
for (int index = 0; index < bBoxEntries; index++)
{
data.Seek(bBoxDataOffset + (index * 0xc), SeekOrigin.Begin);
RenderBase.OOrientedBoundingBox bBox = new RenderBase.OOrientedBoundingBox();
bBox.name = readString(input);
uint flags = input.ReadUInt32();
uint dataOffset = input.ReadUInt32();
data.Seek(dataOffset, SeekOrigin.Begin);
bBox.centerPosition = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
bBox.orientationMatrix.M11 = input.ReadSingle();
bBox.orientationMatrix.M21 = input.ReadSingle();
bBox.orientationMatrix.M31 = input.ReadSingle();
bBox.orientationMatrix.M12 = input.ReadSingle();
bBox.orientationMatrix.M22 = input.ReadSingle();
bBox.orientationMatrix.M32 = input.ReadSingle();
bBox.orientationMatrix.M13 = input.ReadSingle();
bBox.orientationMatrix.M23 = input.ReadSingle();
bBox.orientationMatrix.M33 = input.ReadSingle();
bBox.size = new RenderBase.OVector3(input.ReadSingle(), input.ReadSingle(), input.ReadSingle());
obj.boundingBox.Add(bBox);
}
}
model.mesh.Add(obj);
}
if (modelHeader.metaDataPointerOffset != 0)
{
data.Seek(modelHeader.metaDataPointerOffset, SeekOrigin.Begin);
model.userData = getMetaData(input);
}
for (int index = 0; index < modelHeader.skeletonEntries; index++)
{
scaleSkeleton(model.skeleton, index, index);
}
models.model.Add(model);
}
data.Close();
return models;
}