internal int GetStride(ShaderAttributeIds attribute)
{
switch (attribute)
{
case ShaderAttributeIds.Position:
case ShaderAttributeIds.Normal:
return(4 * 3);
case ShaderAttributeIds.Color0:
case ShaderAttributeIds.Color1:
return(4 * 4);
case ShaderAttributeIds.Tex0:
case ShaderAttributeIds.Tex1:
case ShaderAttributeIds.Tex2:
case ShaderAttributeIds.Tex3:
case ShaderAttributeIds.Tex4:
case ShaderAttributeIds.Tex5:
case ShaderAttributeIds.Tex6:
case ShaderAttributeIds.Tex7:
return(4 * 2);
default:
WLog.Warning(LogCategory.Rendering, this, "Unsupported ShaderAttributeId: {0}", attribute);
return(0);
}
}
public static Shader GenerateShader(Material fromMat)
{
Shader shader = new Shader(fromMat.Name);
bool success = GenerateVertexShader(shader, fromMat);
if (success)
{
success = GenerateFragmentShader(shader, fromMat);
}
if (!success)
{
WLog.Warning(LogCategory.ShaderCompiler, shader, "Failed to generate shader for material {0}", fromMat.Name);
shader.Dispose();
// ToDo: Generate stub-shader here that expects Pos/UV and single texture.
shader = new Shader(fromMat.Name);
shader.CompileSource(File.ReadAllText("RenderSystem/Shaders/frag.glsl"), ShaderType.FragmentShader);
shader.CompileSource(File.ReadAllText("RenderSystem/Shaders/vert.glsl"), ShaderType.VertexShader);
shader.LinkShader();
return(shader);
}
if (!shader.LinkShader())
{
shader.Dispose();
shader = null;
}
return(shader);
}
public T GetProperty <T>(string propertyName)
{
Property prop = null;
for (int i = 0; i < Properties.Count; i++)
{
if (string.Compare(propertyName, Properties[i].Name, StringComparison.InvariantCultureIgnoreCase) == 0)
{
prop = Properties[i];
break;
}
}
if (prop == null)
{
WLog.Warning(LogCategory.EditorCore, this, "Requested Property {0} on object {1}, but no property found!", propertyName, this);
return(default(T));
}
if (prop.Value == null)
{
return(default(T));
}
return((T)prop.Value);
}
private static string GetAlphaInString(GXCombineAlphaInput inputType, GXKonstAlphaSel konst, TevOrder texMapping)
{
switch (inputType)
{
case GXCombineAlphaInput.AlphaPrev: return(m_tevOutputRegs[0] + ".a");
case GXCombineAlphaInput.A0: return(m_tevOutputRegs[1] + ".a");
case GXCombineAlphaInput.A1: return(m_tevOutputRegs[2] + ".a");
case GXCombineAlphaInput.A2: return(m_tevOutputRegs[3] + ".a");
case GXCombineAlphaInput.TexAlpha: return(GetTexTapString(texMapping) + ".a");
case GXCombineAlphaInput.RasAlpha: return(GetVertColorString(texMapping) + ".a");
case GXCombineAlphaInput.Konst: return(GetKonstAlphaString(konst));
case GXCombineAlphaInput.Zero: return("0.0f");
default:
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Unknown Alpha Input type: {0}", inputType);
return("0.0f");
}
}
public static DepthFunction GetOpenGLDepthFunc(GXCompareType gxCompare)
{
switch (gxCompare)
{
case GXCompareType.Never: return(DepthFunction.Never);
case GXCompareType.Less: return(DepthFunction.Less);
case GXCompareType.Equal: return(DepthFunction.Equal);
case GXCompareType.LEqual: return(DepthFunction.Lequal);
case GXCompareType.Greater: return(DepthFunction.Greater);
case GXCompareType.NEqual: return(DepthFunction.Notequal);
case GXCompareType.GEqual: return(DepthFunction.Gequal);
case GXCompareType.Always: return(DepthFunction.Always);
default:
WLog.Warning(LogCategory.Rendering, null, "Unsupported GXCompareType: \"{0}\" in GetOpenGLDepthFunc!", gxCompare);
return(DepthFunction.Less);
}
}
public static BlendingFactorDest GetOpenGLBlendDest(GXBlendModeControl gxMode)
{
switch (gxMode)
{
case GXBlendModeControl.Zero: return(BlendingFactorDest.Zero);
case GXBlendModeControl.One: return(BlendingFactorDest.One);
case GXBlendModeControl.SrcColor: return(BlendingFactorDest.SrcColor);
case GXBlendModeControl.InverseSrcColor: return(BlendingFactorDest.OneMinusSrcColor);
case GXBlendModeControl.SrcAlpha: return(BlendingFactorDest.SrcAlpha);
case GXBlendModeControl.InverseSrcAlpha: return(BlendingFactorDest.OneMinusSrcAlpha);
case GXBlendModeControl.DstAlpha: return(BlendingFactorDest.DstAlpha);
case GXBlendModeControl.InverseDstAlpha: return(BlendingFactorDest.OneMinusDstAlpha);
default:
WLog.Warning(LogCategory.Rendering, null, "Unsupported GXBlendModeControl: \"{0}\" in GetOpenGLBlendDest!", gxMode);
return(BlendingFactorDest.OneMinusSrcAlpha);
}
}
private static string GetVertColorString(TevOrder orderInfo)
{
switch (orderInfo.ChannelId)
{
case GXColorChannelId.Color0: return("Color0.rgb");
case GXColorChannelId.Color1: return("Color1.rgb");
case GXColorChannelId.Alpha0: return("Color0.aaaa");
case GXColorChannelId.Alpha1: return("Color1.aaaa");
case GXColorChannelId.Color0A0: return("Color0.rgba");
case GXColorChannelId.Color1A1: return("Color1.rgba");
case GXColorChannelId.ColorZero: return("0.rrrr");
case GXColorChannelId.AlphaBump:
case GXColorChannelId.AlphaBumpN:
case GXColorChannelId.ColorNull:
default:
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Unsupported ChannelId: {0}", orderInfo.ChannelId);
return("vec4(0.0, 1.0, 0.0, 1.0)");
}
}
private static string GetKonstAlphaString(GXKonstAlphaSel konst)
{
switch (konst)
{
case GXKonstAlphaSel.KASel_1: return("1.0");
case GXKonstAlphaSel.KASel_7_8: return("0.875");
case GXKonstAlphaSel.KASel_3_4: return("0.75");
case GXKonstAlphaSel.KASel_5_8: return("0.625");
case GXKonstAlphaSel.KASel_1_2: return("0.5");
case GXKonstAlphaSel.KASel_3_8: return("0.375");
case GXKonstAlphaSel.KASel_1_4: return("0.25");
case GXKonstAlphaSel.KASel_1_8: return("0.125");
case GXKonstAlphaSel.KASel_K0_R: return("konst0.r");
case GXKonstAlphaSel.KASel_K1_R: return("konst1.r");
case GXKonstAlphaSel.KASel_K2_R: return("konst2.r");
case GXKonstAlphaSel.KASel_K3_R: return("konst3.r");
case GXKonstAlphaSel.KASel_K0_G: return("konst0.g");
case GXKonstAlphaSel.KASel_K1_G: return("konst1.g");
case GXKonstAlphaSel.KASel_K2_G: return("konst2.g");
case GXKonstAlphaSel.KASel_K3_G: return("konst3.g");
case GXKonstAlphaSel.KASel_K0_B: return("konst0.b");
case GXKonstAlphaSel.KASel_K1_B: return("konst1.b");
case GXKonstAlphaSel.KASel_K2_B: return("konst2.b");
case GXKonstAlphaSel.KASel_K3_B: return("konst3.b");
case GXKonstAlphaSel.KASel_K0_A: return("konst0.a");
case GXKonstAlphaSel.KASel_K1_A: return("konst1.a");
case GXKonstAlphaSel.KASel_K2_A: return("konst2.a");
case GXKonstAlphaSel.KASel_K3_A: return("konst3.a");
default:
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Unsupported GXKonstAlphaSel: {0}, returning 1.0", konst);
return("1.0");
}
}
public void RemoveProperty(string propertyName)
{
for (int i = 0; i < Properties.Count; i++)
{
if (string.Compare(propertyName, Properties[i].Name, StringComparison.InvariantCultureIgnoreCase) == 0)
{
Properties.RemoveAt(i);
return;
}
}
WLog.Warning(LogCategory.EditorCore, this, "Tried to remove Property {0} on object {1}, but no property found!", propertyName, this);
}
public void PostProcessEntities()
{
foreach (var kvp in m_entityData)
{
foreach (var entity in kvp.Value)
{
MapEntityDataDescriptor origTemplate = m_editorCore.Templates.MapEntityDataDescriptors.Find(x => string.Compare(x.FourCC, entity.FourCC, StringComparison.InvariantCultureIgnoreCase) == 0);
if (origTemplate == null)
{
WLog.Warning(LogCategory.EntityLoading, null, "Failed to find template for entity {0}, not attempting to post-process.", entity);
continue;
}
foreach (Property property in entity.Fields.Properties)
{
var origTemplateProperty = origTemplate.Fields.Find(x => x.FieldName == property.Name);
if (origTemplateProperty == null)
{
WLog.Warning(LogCategory.EntityLoading, null, "Failed to find property {0} on template {1} for entity {2}, not attempting to post-process.", property.Name, origTemplate.FourCC, entity);
continue;
}
// We cheated earlier and stored the various reference-type ones as their index values. That means the type of the object doesn't actually
// reflect the Type field. Thus, we now need to go back, patch up the references, and set them to be their proper type. Yeah!
switch (origTemplateProperty.FieldType)
{
case PropertyType.ObjectReference:
case PropertyType.ObjectReferenceShort:
{
int objIndex = (int)property.Value;
property.Value = ResolveEntityReference(entity.FourCC, origTemplateProperty, objIndex, kvp.Key);
}
break;
case PropertyType.ObjectReferenceArray:
{
BindingList <object> indexes = (BindingList <object>)property.Value;
BindingList <object> resolvedRefs = new BindingList <object>();
for (int i = 0; i < indexes.Count; i++)
{
var obj = ResolveEntityReference(entity.FourCC, origTemplateProperty, (int)indexes[i], kvp.Key);
resolvedRefs.Add(obj);
}
property.Value = resolvedRefs;
}
break;
}
}
}
}
}
private object ResolveEntityReference(string askingChunkFourCC, DataDescriptorField templateProperty, int index, Scene scene)
{
switch (templateProperty.ReferenceType)
{
case ReferenceTypes.Room:
// Some things will specify a Room index of 255 for "This isn't Used", so we're going to special-case handle that.
if (index == 0xFF)
{
return(null);
}
if (index < m_map.Rooms.Count)
{
return(m_map.Rooms[index]);
}
else
{
WLog.Warning(LogCategory.EntityLoading, null, "Chunk {0} requested reference for room but index is out of range. (Property Name: {1}, Index: {2})", askingChunkFourCC, templateProperty.FieldName, index);
}
return(null);
case ReferenceTypes.FourCC:
// Get an (ordered) list of all chunks of that type.
List <RawMapEntity> potentialRefs = new List <RawMapEntity>();
foreach (var entity in m_entityData[scene])
{
if (entity.FourCC == templateProperty.ReferenceFourCCType)
{
potentialRefs.Add(entity);
}
}
// There's an edge-case here where some maps omit an entity (such as Fairy01 not having a Virt chunk) but use index 0 (Fairy01's Pale chunk)
// and so it was finding no potentialRefs
if (index < potentialRefs.Count)
{
return(potentialRefs[index]);
}
else
{
WLog.Warning(LogCategory.EntityLoading, null, "Chunk {0} requested reference for property {1} but index ({2}) is out of range.", askingChunkFourCC, templateProperty.FieldName, index);
}
return(null);
}
return(null);
}
/// <summary>
/// This function is used to convert from a flat-file of J3DFileResource.InfoNodes into a treeview-type version of SceneNode.
/// </summary>
/// <param name="parent"></param>
/// <param name="allNodes"></param>
/// <param name="currentListIndex"></param>
/// <returns></returns>
private static int ConvertInfoHiearchyToSceneGraph(ref SceneNode parent, List <InfoNode> allNodes, int currentListIndex)
{
for (int i = currentListIndex; i < allNodes.Count; i++)
{
InfoNode curNode = allNodes[i];
SceneNode newNode = new SceneNode();
switch (curNode.Type)
{
case HierarchyDataTypes.NewNode:
// Increase the depth of the hierarchy by creating a new node and then processing all of the next nodes as its children.
// This function is recursive and will return the integer value of how many nodes it processed, this allows us to skip
// the list forward that many now that they've been handled.
newNode.Type = HierarchyDataTypes.NewNode;
newNode.Value = curNode.Value;
i += ConvertInfoHiearchyToSceneGraph(ref newNode, allNodes, i + 1);
parent.Children.Add(newNode);
break;
case HierarchyDataTypes.EndNode:
// Alternatively, if it's a EndNode, that's our signal to go up a level. We return the number of nodes that were processed between the last NewNode
// and this EndNode at this depth in the hierarchy.
return(i - currentListIndex + 1);
case HierarchyDataTypes.Material:
case HierarchyDataTypes.Joint:
case HierarchyDataTypes.Batch:
case HierarchyDataTypes.Finish:
// If it's any of the above we simply create a node for them. We create and pull from a different InfoNode because
// Hitting a NewNode can modify the value of i so curNode is now no longer valid.
InfoNode thisNode = allNodes[i];
newNode.Type = thisNode.Type;
newNode.Value = thisNode.Value;
parent.Children.Add(newNode);
break;
default:
WLog.Warning(LogCategory.ModelLoading, null, "Unsupported HierarchyDataType \"{0}\" in model!", curNode.Type);
break;
}
}
return(0);
}
public bool CompileSource(string code, ShaderType type)
{
// Generate a new shader and clean up the old shader with a warning if they forgot to link before
// trying to compile again.
int shaderAddress = -1;
switch (type)
{
case ShaderType.FragmentShader:
if (m_fragmentAddress >= 0)
{
WLog.Warning(LogCategory.ShaderCompiler, this, "Shader \"{0}\" called CompileSource for ShaderType: {1} twice before linking! Disposing old shader.", Name, type);
GL.DeleteShader(m_fragmentAddress);
}
m_fragmentAddress = GL.CreateShader(type);
shaderAddress = m_fragmentAddress;
break;
case ShaderType.VertexShader:
if (m_vertexAddress >= 0)
{
WLog.Warning(LogCategory.ShaderCompiler, this, "Shader \"{0}\" called CompileSource for ShaderType: {1} twice before linking! Disposing old shader.", Name, type);
GL.DeleteShader(m_fragmentAddress);
}
m_vertexAddress = GL.CreateShader(type);
shaderAddress = m_vertexAddress;
break;
}
GL.ShaderSource(shaderAddress, code);
GL.CompileShader(shaderAddress);
//GL.AttachShader(program, address);
int compileStatus;
GL.GetShader(shaderAddress, ShaderParameter.CompileStatus, out compileStatus);
if (compileStatus != 1)
{
WLog.Warning(LogCategory.ShaderCompiler, this, "Failed to compile shader {0}. Log:\n{1}", Name, GL.GetShaderInfoLog(shaderAddress));
return(false);
}
return(true);
}
private static string GetAlphaOpString(GXTevOp op, GXTevBias bias, GXTevScale scale, bool clamp, byte outputRegIndex, string[] alphaInputs)
{
string channelSelect = ".a";
string dest = m_tevOutputRegs[outputRegIndex] + channelSelect;
StringBuilder sb = new StringBuilder();
switch (op)
{
case GXTevOp.Add:
case GXTevOp.Sub:
{
// out_color = (d + lerp(a, b, c)); - Add
// out_color = (d - lerp(a, b, c)); - Sub
string compareOp = (op == GXTevOp.Add) ? "+" : "-";
sb.AppendLine(string.Format("{0} = ({1} {5} mix({2}, {3}, {4}));", dest, alphaInputs[3], alphaInputs[0], alphaInputs[1], alphaInputs[2], compareOp));
sb.AppendLine(GetModString(outputRegIndex, bias, scale, clamp, true));
}
break;
case GXTevOp.Comp_A8_EQ:
case GXTevOp.Comp_A8_GT:
{
// out_color = (d + ((a.a > b.a) ? c : 0))
string compareOp = (op == GXTevOp.Comp_R8_GT) ? ">" : "==";
sb.AppendLine(string.Format("{0} = ({1} + (({2} {5} {3}) ? {4} : 0))", dest, alphaInputs[3], alphaInputs[0], alphaInputs[1], alphaInputs[2], compareOp));
}
break;
default:
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Unsupported op in GetAlphaOpString: {0}", op);
sb.AppendLine("// Invalid Alpha op for TEV broke here.");
break;
}
if (op == GXTevOp.Comp_A8_GT || op == GXTevOp.Comp_A8_EQ)
{
// if(bias != 3 || scale != 1 || clamp != 1)
// warn unexpected bias/scale/etc
}
return(sb.ToString());
}
private static string GetCompareString(GXCompareType compare, string a, byte refVal)
{
string outStr = "";
float fRef = refVal / 255f;
if (compare != GXCompareType.Always)
{
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Untested alpha-test functionality: {0}", compare);
}
switch (compare)
{
case GXCompareType.Never: outStr = "false"; break;
case GXCompareType.Less: outStr = "<"; break;
case GXCompareType.Equal: outStr = "=="; break;
case GXCompareType.LEqual: outStr = "<="; break;
case GXCompareType.Greater: outStr = ">"; break;
case GXCompareType.NEqual: outStr = "!="; break;
case GXCompareType.GEqual: outStr = ">="; break;
case GXCompareType.Always: outStr = "true"; break;
default:
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Invalid comparison function, defaulting to always.");
outStr = "true";
break;
}
if (outStr == "false" || outStr == "true")
{
return(outStr);
}
return(string.Format("{0} {1} {2}", a, outStr, fRef));
}
private static string GetColorInString(GXCombineColorInput inputType, GXKonstColorSel konst, TevOrder texMapping)
{
switch (inputType)
{
case GXCombineColorInput.ColorPrev: return(m_tevOutputRegs[0] + ".rgb");
case GXCombineColorInput.AlphaPrev: return(m_tevOutputRegs[0] + ".aaa");
case GXCombineColorInput.C0: return(m_tevOutputRegs[1] + ".rgb");
case GXCombineColorInput.A0: return(m_tevOutputRegs[1] + ".aaa");
case GXCombineColorInput.C1: return(m_tevOutputRegs[2] + ".rgb");
case GXCombineColorInput.A1: return(m_tevOutputRegs[2] + ".aaa");
case GXCombineColorInput.C2: return(m_tevOutputRegs[3] + ".rgb");
case GXCombineColorInput.A2: return(m_tevOutputRegs[3] + ".aaa");
case GXCombineColorInput.TexColor: return(GetTexTapString(texMapping) + ".rgb");
case GXCombineColorInput.TexAlpha: return(GetTexTapString(texMapping) + ".aaa");
case GXCombineColorInput.RasColor: return(GetVertColorString(texMapping) + ".rgb");
case GXCombineColorInput.RasAlpha: return(GetVertColorString(texMapping) + ".aaa");
case GXCombineColorInput.One: return("1.0f.rrr");
case GXCombineColorInput.Half: return("0.5f.rrr");
case GXCombineColorInput.Konst: return(GetKonstColorString(konst) + ".rgb");
case GXCombineColorInput.Zero: return("0.0f.rrr");
default:
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Unknown Color Input type: {0}", inputType);
return("0.0f.rrr");
}
}
public void SetProperty(string propertyName, object value)
{
Property prop = null;
for (int i = 0; i < Properties.Count; i++)
{
if (string.Compare(propertyName, Properties[i].Name, StringComparison.InvariantCultureIgnoreCase) == 0)
{
prop = Properties[i];
break;
}
}
if (prop != null)
{
prop.Value = value;
return;
}
WLog.Warning(LogCategory.EditorCore, this, "Tried to set Property {0} on object {1}, but no property found!", propertyName, this);
}
internal VertexAttribPointerType GetAttributePointerType(ShaderAttributeIds attribute)
{
switch (attribute)
{
case ShaderAttributeIds.Position:
case ShaderAttributeIds.Normal:
case ShaderAttributeIds.Color0:
case ShaderAttributeIds.Color1:
case ShaderAttributeIds.Tex0:
case ShaderAttributeIds.Tex1:
case ShaderAttributeIds.Tex2:
case ShaderAttributeIds.Tex3:
case ShaderAttributeIds.Tex4:
case ShaderAttributeIds.Tex5:
case ShaderAttributeIds.Tex6:
case ShaderAttributeIds.Tex7:
return(VertexAttribPointerType.Float);
default:
WLog.Warning(LogCategory.Rendering, this, "Unsupported ShaderAttributeId: {0}", attribute);
return(VertexAttribPointerType.Float);
}
}
public Map CreateFromDirectory(WWorld world, EditorCore editorCore, string folderPath)
{
if (world == null)
{
throw new ArgumentNullException("world", "No world to load map into specified.");
}
if (string.IsNullOrEmpty(folderPath))
{
throw new ArgumentException("folderPath is null or empty!");
}
if (!System.IO.Directory.Exists(folderPath))
{
throw new System.IO.DirectoryNotFoundException("folderPath not found, ensure the directory exists first!");
}
// Calculate the Map Name from the folderPath - it should be the last segment of the folder path.s
System.IO.DirectoryInfo rootFolderInfo = new System.IO.DirectoryInfo(folderPath);
string mapName = rootFolderInfo.Name;
// Sort the directories in rootFolderInfo into natural order, instead of alphabetical order which solves issues
// where room indexes were getting remapped to the wrong one.
IEnumerable <System.IO.DirectoryInfo> subFolders = rootFolderInfo.GetDirectories().OrderByNatural(x => x.Name);
IEnumerable <System.IO.FileInfo> subFiles = rootFolderInfo.GetFiles().OrderByNatural(x => x.Name);
// Maps are stored in two distinct parts. A Stage which encompasses global data for all rooms, and then
// one or more rooms. We're going to load both the room and stage into ZArchives and then load the data
// stored in them into different data.
var archiveFolderMap = new Dictionary <string, VirtualFilesystemDirectory>();
foreach (var dirInfo in subFolders)
{
VirtualFilesystemDirectory archive = null;
string folderName = dirInfo.Name;
if (folderName.ToLower().StartsWith("stage"))
{
archive = new VirtualFilesystemDirectory(folderName);
if (archiveFolderMap.ContainsKey("stage"))
{
WLog.Warning(LogCategory.EditorCore, null, "{0} contains more than one stage archive, ignoring second...", folderPath);
continue;
}
}
else if (folderName.ToLower().StartsWith("room"))
{
archive = new VirtualFilesystemDirectory(folderName);
}
// sea has LOD folders which don't have the right sub-folder setup, boo. This skips them for now,
// maybe later we can add an ArchiveType.LOD.
if (archive == null)
{
continue;
}
// Fill the archives with their contents.
archive.ImportFromDisk(dirInfo.FullName);
archiveFolderMap[folderName.ToLower()] = archive;
}
// We're also going to try and process the files inside the folder to see if they're archives.
foreach (var fileInfo in subFiles)
{
VirtualFilesystemDirectory archive = WArchiveTools.ArcUtilities.LoadArchive(fileInfo.FullName);
// File wasn't a valid RARC archive.
if (archive == null)
{
continue;
}
if (archive.Name.ToLower().StartsWith("stage"))
{
if (archiveFolderMap.ContainsKey("stage"))
{
WLog.Warning(LogCategory.EditorCore, null, "{0} contains more than one stage archive, ignoring second...", folderPath);
continue;
}
}
string arcName = System.IO.Path.GetFileNameWithoutExtension(fileInfo.FullName).ToLower();
archiveFolderMap[arcName] = archive;
}
Map newMap = new Map();
newMap.Name = mapName;
newMap.ProjectFilePath = System.IO.Path.GetDirectoryName(folderPath);
var sceneMap = CreateScenesFromArchives(newMap, archiveFolderMap);
LoadEntities(newMap, editorCore, sceneMap, world);
LoadModels(sceneMap);
return(newMap);
}
private static void LoadSHP1SectionFromFile(MeshVertexAttributeHolder vertexData, Mesh j3dMesh, EndianBinaryReader reader, long chunkStart)
{
short batchCount = reader.ReadInt16();
short padding = reader.ReadInt16();
int batchOffset = reader.ReadInt32();
int unknownTableOffset = reader.ReadInt32(); // Another one of those 0->(n-1) counters. I think all sections have it? Might be part of the way they used inheritance to write files.
int alwaysZero = reader.ReadInt32(); Trace.Assert(alwaysZero == 0);
int attributeOffset = reader.ReadInt32();
int matrixTableOffset = reader.ReadInt32();
int primitiveDataOffset = reader.ReadInt32();
int matrixDataOffset = reader.ReadInt32();
int packetLocationOffset = reader.ReadInt32();
// Batches can have different attributes (ie: some have pos, some have normal, some have texcoords, etc.) they're split by batches,
// where everything in the batch uses the same set of vertex attributes. Each batch then has several packets, which are a collection
// of primitives.
for (int b = 0; b < batchCount; b++)
{
MeshBatch meshBatch = new MeshBatch();
j3dMesh.SubMeshes.Add(meshBatch);
int overallVertexCount = 0;
meshBatch.PrimitveType = OpenTK.Graphics.OpenGL.PrimitiveType.TriangleStrip; // HackHack, this varies per primitive.
// We need to look on each primitive and convert them to trianglestrips, most are TS some are TF's.
// We re-use the list struct here to dynamically add paired pos/col/tex as we load them
// then we convert them into arrays for the MeshBatch afterwards.
MeshVertexAttributeHolder meshVertexData = new MeshVertexAttributeHolder();
// chunkStart + batchOffset gets you the position where the batches are listed
// 0x28 * b gives you the right batch - a batch is 0x28 in length
reader.BaseStream.Position = chunkStart + batchOffset + (0x28 * b);
long batchStart = reader.BaseStream.Position;
byte matrixType = reader.ReadByte();
Trace.Assert(reader.ReadByte() == 0xFF); // Padding
ushort packetCount = reader.ReadUInt16();
ushort batchAttributeOffset = reader.ReadUInt16();
ushort firstMatrixIndex = reader.ReadUInt16();
ushort firstPacketIndex = reader.ReadUInt16();
ushort unknownpadding = reader.ReadUInt16(); Trace.Assert(unknownpadding == 0xFFFF);
float boundingSphereDiameter = reader.ReadSingle();
Vector3 boundingBoxMin = new Vector3();
boundingBoxMin.X = reader.ReadSingle();
boundingBoxMin.Y = reader.ReadSingle();
boundingBoxMin.Z = reader.ReadSingle();
Vector3 boundingBoxMax = new Vector3();
boundingBoxMax.X = reader.ReadSingle();
boundingBoxMax.Y = reader.ReadSingle();
boundingBoxMax.Z = reader.ReadSingle();
// We need to figure out how many primitive attributes there are in the SHP1 section. This can differ from the number of
// attributes in the VTX1 section, as the SHP1 can also include things like PositionMatrixIndex, so the count can be different.
// This also varies *per batch* as not all batches will have the things like PositionMatrixIndex.
reader.BaseStream.Position = chunkStart + attributeOffset + batchAttributeOffset;
var batchAttributes = new List <ShapeAttribute>();
do
{
ShapeAttribute attribute = new ShapeAttribute();
attribute.ArrayType = (VertexArrayType)reader.ReadInt32();
attribute.DataType = (VertexDataType)reader.ReadInt32();
if (attribute.ArrayType == VertexArrayType.NullAttr)
{
break;
}
batchAttributes.Add(attribute);
} while (true);
for (ushort p = 0; p < packetCount; p++)
{
// Packet Location
reader.BaseStream.Position = chunkStart + packetLocationOffset;
reader.BaseStream.Position += (firstPacketIndex + p) * 0x8; // A Packet Location is 0x8 long, so we skip ahead to the right one.
int packetSize = reader.ReadInt32();
int packetOffset = reader.ReadInt32();
// Read the matrix data for this packet
reader.BaseStream.Position = chunkStart + matrixDataOffset + (firstMatrixIndex + p) * 0x08;
ushort matrixUnknown0 = reader.ReadUInt16();
ushort matrixCount = reader.ReadUInt16();
uint matrixFirstIndex = reader.ReadUInt32();
// Skip ahead to the actual data.
reader.BaseStream.Position = chunkStart + matrixTableOffset + (matrixFirstIndex * 0x2);
List <ushort> matrixTable = new List <ushort>();
for (int m = 0; m < matrixCount; m++)
{
matrixTable.Add(reader.ReadUInt16());
}
// Jump the read head to the location of the primitives for this packet.
reader.BaseStream.Position = chunkStart + primitiveDataOffset + packetOffset;
int numVertexesAtPacketStart = meshVertexData.PositionMatrixIndexes.Count;
uint numPrimitiveBytesRead = 0;
while (numPrimitiveBytesRead < packetSize)
{
// Jump to the primitives
// Primitives
GXPrimitiveType type = (GXPrimitiveType)reader.ReadByte();
// Game pads the chunks out with zeros, so this is the signal for an early break;
if (type == 0 || numPrimitiveBytesRead >= packetSize)
{
break;
}
ushort vertexCount = reader.ReadUInt16();
meshBatch.PrimitveType = type == GXPrimitiveType.TriangleStrip ? OpenTK.Graphics.OpenGL.PrimitiveType.TriangleStrip : OpenTK.Graphics.OpenGL.PrimitiveType.TriangleFan;
//if (type != GXPrimitiveType.TriangleStrip)
//{
// WLog.Warning(LogCategory.ModelLoading, null, "Unsupported GXPrimitiveType {0}", type);
//}
numPrimitiveBytesRead += 0x3; // Advance us by 3 for the Primitive header.
for (int v = 0; v < vertexCount; v++)
{
meshVertexData.Indexes.Add(overallVertexCount);
overallVertexCount++;
// Iterate through the attribute types. I think the actual vertices are stored in interleaved format,
// ie: there's say 13 vertexes but those 13 vertexes will have a pos/color/tex index listed after it
// depending on the overall attributes of the file.
for (int attrib = 0; attrib < batchAttributes.Count; attrib++)
{
// Jump to primitive location
//reader.BaseStream.Position = chunkStart + primitiveDataOffset + numPrimitiveBytesRead + packetOffset;
// Now that we know how big the vertex type is stored in (either a Signed8 or a Signed16) we can read that much data
// and then we can use that index and index into
int val = 0;
uint numBytesRead = 0;
switch (batchAttributes[attrib].DataType)
{
case VertexDataType.Signed8:
val = reader.ReadByte();
numBytesRead = 1;
break;
case VertexDataType.Signed16:
val = reader.ReadInt16();
numBytesRead = 2;
break;
default:
WLog.Warning(LogCategory.ModelLoading, null, "Unknown Batch Index Type: {0}", batchAttributes[attrib].DataType);
break;
}
// Now that we know what the index is, we can retrieve it from the appropriate array
// and stick it into our vertex. The J3D format removes all duplicate vertex attributes
// so we need to re-duplicate them here so that we can feed them to a PC GPU in a normal fashion.
switch (batchAttributes[attrib].ArrayType)
{
case VertexArrayType.Position:
meshVertexData.Position.Add(vertexData.Position[val]);
break;
case VertexArrayType.PositionMatrixIndex:
meshVertexData.PositionMatrixIndexes.Add(val);
break;
case VertexArrayType.Normal:
meshVertexData.Normal.Add(vertexData.Normal[val]);
break;
case VertexArrayType.Color0:
meshVertexData.Color0.Add(vertexData.Color0[val]);
break;
case VertexArrayType.Color1:
meshVertexData.Color1.Add(vertexData.Color1[val]);
break;
case VertexArrayType.Tex0:
meshVertexData.Tex0.Add(vertexData.Tex0[val]);
break;
case VertexArrayType.Tex1:
meshVertexData.Tex1.Add(vertexData.Tex1[val]);
break;
case VertexArrayType.Tex2:
meshVertexData.Tex2.Add(vertexData.Tex2[val]);
break;
case VertexArrayType.Tex3:
meshVertexData.Tex3.Add(vertexData.Tex3[val]);
break;
case VertexArrayType.Tex4:
meshVertexData.Tex4.Add(vertexData.Tex4[val]);
break;
case VertexArrayType.Tex5:
meshVertexData.Tex5.Add(vertexData.Tex5[val]);
break;
case VertexArrayType.Tex6:
meshVertexData.Tex6.Add(vertexData.Tex6[val]);
break;
case VertexArrayType.Tex7:
meshVertexData.Tex7.Add(vertexData.Tex7[val]);
break;
default:
WLog.Warning(LogCategory.ModelLoading, null, "Unsupported attribType {0}", batchAttributes[attrib].ArrayType);
break;
}
numPrimitiveBytesRead += numBytesRead;
}
// Gonna try a weird hack, where if the mesh doesn't have PMI values, we're going to use just use the packet index into the matrixtable
// so that all meshes always have PMI values, to abstract out the ones that don't seem to (but still have matrixtable) junk. It's a guess
// here.
if (batchAttributes.Find(x => x.ArrayType == VertexArrayType.PositionMatrixIndex) == null)
{
meshVertexData.PositionMatrixIndexes.Add(p);
}
}
// After we write a primitive, write a special null-terminator which signifies the GPU to do a primitive restart for the next tri-strip.
meshVertexData.Indexes.Add(0xFFFF);
}
// The Matrix Table is per-packet, so we need to reach into the the matrix table after processing each packet
// and transform the indexes. Yuck. Yay.
for (int j = numVertexesAtPacketStart; j < meshVertexData.PositionMatrixIndexes.Count; j++)
{
// Yes you divide this by 3. No, no one knows why. $20 to the person who figures out why.
meshBatch.drawIndexes.Add(matrixTable[meshVertexData.PositionMatrixIndexes[j] / 3]);
}
}
meshBatch.Vertices = meshVertexData.Position.ToArray();
meshBatch.Color0 = meshVertexData.Color0.ToArray();
meshBatch.Color1 = meshVertexData.Color1.ToArray();
meshBatch.TexCoord0 = meshVertexData.Tex0.ToArray();
meshBatch.TexCoord1 = meshVertexData.Tex0.ToArray();
meshBatch.TexCoord2 = meshVertexData.Tex0.ToArray();
meshBatch.TexCoord3 = meshVertexData.Tex0.ToArray();
meshBatch.TexCoord4 = meshVertexData.Tex0.ToArray();
meshBatch.TexCoord5 = meshVertexData.Tex0.ToArray();
meshBatch.TexCoord6 = meshVertexData.Tex0.ToArray();
meshBatch.TexCoord7 = meshVertexData.Tex0.ToArray();
meshBatch.Indexes = meshVertexData.Indexes.ToArray();
meshBatch.PositionMatrixIndexs = meshVertexData.PositionMatrixIndexes; // This should be obsolete as they should be transformed already.
}
}
public Mesh LoadFromStream(EndianBinaryReader reader)
{
MeshVertexAttributeHolder vertexData = null;
SceneNode rootNode = new SceneNode();
List <Texture2D> textureList = new List <Texture2D>();
List <WEditor.Common.Nintendo.J3D.Material> materialList = null;
List <SkeletonBone> joints = new List <SkeletonBone>();
DrawInfo drawInfo = null;
Envelopes envelopes = null;
Mesh j3dMesh = new Mesh();
// Read the Header
int magic = reader.ReadInt32(); // J3D1, J3D2, etc
if (magic != 1244873778)
{
WLog.Warning(LogCategory.ModelLoading, null, "Attempted to load model with invalid magic, ignoring!");
return(null);
}
int j3dType = reader.ReadInt32(); // BMD3 (models) BDL4 (models), jpa1 (particles), bck1 (animations), etc.
int totalFileSize = reader.ReadInt32();
int chunkCount = reader.ReadInt32();
// Skip over an unused tag (consistent in all files) and some padding.
reader.ReadBytes(16);
for (int i = 0; i < chunkCount; i++)
{
long chunkStart = reader.BaseStream.Position;
string tagName = reader.ReadString(4);
int chunkSize = reader.ReadInt32();
switch (tagName)
{
// INFO - Vertex Count, Scene Hierarchy
case "INF1":
rootNode = LoadINF1FromFile(rootNode, reader, chunkStart);
break;
// VERTEX - Stores vertex arrays for pos/normal/color0/tex0 etc. Contains VertexAttributes which describe
// how this data is stored/laid out.
case "VTX1":
vertexData = LoadVTX1FromFile(reader, chunkStart, chunkSize);
break;
// ENVELOPES - Defines vertex weights for skinning.
case "EVP1":
envelopes = LoadEVP1FromStream(reader, chunkStart);
break;
// DRAW (Skeletal Animation Data) - Stores which matrices are weighted, and which are used directly.
case "DRW1":
drawInfo = LoadDRW1FromStream(reader, chunkStart);
break;
// JOINTS - Stores the skeletal joints (position, rotation, scale, etc.)
case "JNT1":
joints = LoadJNT1SectionFromStream(reader, chunkStart);
break;
// SHAPE - Face/Triangle information for model.
case "SHP1":
LoadSHP1SectionFromFile(vertexData, j3dMesh, reader, chunkStart);
break;
// MATERIAL - Stores materials (which describes how textures, etc. are drawn)
case "MAT3":
materialList = LoadMAT3SectionFromStream(reader, chunkStart, chunkSize);
break;
// TEXTURES - Stores binary texture images.
case "TEX1":
textureList = LoadTEX1FromFile(reader, chunkStart);
break;
// MODEL - Seems to be bypass commands for Materials and invokes GX registers directly.
case "MDL3":
break;
}
reader.BaseStream.Position = chunkStart + chunkSize;
}
// Resolve the texture indexes into actual textures now that we've loaded the TEX1 section.
foreach (Material mat in materialList)
{
for (int i = 0; i < mat.TextureIndexes.Length; i++)
{
short index = mat.TextureIndexes[i];
if (index < 0)
{
continue;
}
mat.Textures[i] = textureList[index];
}
}
// loltests
for (int i = 0; i < materialList.Count; i++)
{
materialList[i].VtxDesc = j3dMesh.SubMeshes[0].GetVertexDescription();
Shader shader = TEVShaderGenerator.GenerateShader(materialList[i]);
materialList[i].Shader = shader;
}
// We're going to do something a little crazy - we're going to read the scene view and apply textures to meshes (for now)
Material curMat = null;
AssignMaterialsToMeshRecursive(rootNode, j3dMesh, ref curMat, materialList);
List <SkeletonBone> skeleton = new List <SkeletonBone>();
BuildSkeletonRecursive(rootNode, skeleton, joints, 0);
j3dMesh.Skeleton = skeleton;
j3dMesh.BindPoses = envelopes.inverseBindPose;
// Let's do some ugly post-processing here to see if we can't resolve all of the cross-references and turn it into
// a normal computer-readable format that we can digest in our RenderSytem.
{
for (int i = 0; i < j3dMesh.SubMeshes.Count; i++)
{
MeshBatch batch = j3dMesh.SubMeshes[i];
batch.BoneWeights = new BoneWeight[batch.Vertices.Length];
for (int j = 0; j < batch.PositionMatrixIndexs.Count; j++)
{
// Okay so this is where it gets more complicated. The PMI gives us an index into the MatrixTable for the packet, which we
// resolve and call "drawIndexes" - however we have to divide the number they give us by three for some reason, so that is
// already done and now our drawIndexes array should be one-index-for-every-vertex-in-batch and it should be the index into
// the draw section we need.
ushort drw1Index = batch.drawIndexes[j];
// The drw1Index can be set as 0xFFFF - if so, this means that you need to use the dr1Index of the previous one.
// until it is no longer 0xFFFF.
int counter = 0;
while (drw1Index == 0xFFFF)
{
drw1Index = batch.drawIndexes[j - counter];
counter++;
}
bool isWeighted = drawInfo.IsWeighted[drw1Index];
BoneWeight weight = new BoneWeight();
if (isWeighted)
{
// Something on this doesn't work for models that actually specify a PositionMatrixIndex.
// So... some math is off somewhere and I don't know where for the moment.
ushort numBonesAffecting = envelopes.numBonesAffecting[drw1Index];
weight.BoneIndexes = new ushort[numBonesAffecting];
weight.BoneWeights = new float[numBonesAffecting];
// "Much WTFs"
ushort offset = 0;
for (ushort e = 0; e < envelopes.indexRemap[drw1Index]; e++)
{
offset += envelopes.numBonesAffecting[e];
}
offset *= 2;
Matrix4 finalTransform = Matrix4.Identity;
for (ushort k = 0; k < numBonesAffecting; k++)
{
ushort boneIndex = envelopes.indexRemap[offset + (k * 0x2)];
float boneWeight = envelopes.weights[(offset / 2) + k];
weight.BoneIndexes[k] = boneIndex;
weight.BoneWeights[k] = boneWeight;
// This was apaprently a partial thought I never finished or got working in the old one? :S
}
}
else
{
// If the vertex isn't weighted, we just use the position from the bone matrix.
SkeletonBone joint = skeleton[drawInfo.Indexes[drw1Index]];
Matrix4 translation = Matrix4.CreateTranslation(joint.Translation);
Matrix4 rotation = Matrix4.CreateFromQuaternion(joint.Rotation);
Matrix4 finalMatrix = rotation * translation;
// Move the mesh by transforming the position by this much.
// I think we can just assign full weight to the first bone index and call it good.
weight.BoneIndexes = new[] { drawInfo.Indexes[drw1Index] };
weight.BoneWeights = new[] { 1f };
}
batch.BoneWeights[j] = weight;
}
}
}
return(j3dMesh);
}
private static List <T> LoadVertexAttribute <T>(EndianBinaryReader reader, int totalAttributeDataLength, byte decimalPoint, VertexArrayType arrayType, VertexDataType dataType, VertexColorType colorType) where T : new()
{
int componentCount = 0;
switch (arrayType)
{
case VertexArrayType.Position:
case VertexArrayType.Normal:
componentCount = 3;
break;
case VertexArrayType.Color0:
case VertexArrayType.Color1:
componentCount = 4;
break;
case VertexArrayType.Tex0:
case VertexArrayType.Tex1:
case VertexArrayType.Tex2:
case VertexArrayType.Tex3:
case VertexArrayType.Tex4:
case VertexArrayType.Tex5:
case VertexArrayType.Tex6:
case VertexArrayType.Tex7:
componentCount = 2;
break;
default:
WLog.Warning(LogCategory.ModelLoading, null, "Unsupported ArrayType \"{0}\" found while loading VTX1!", arrayType);
break;
}
// We need to know the length of each 'vertex' (which can vary based on how many attributes and what types there are)
int vertexSize = 0;
switch (dataType)
{
case VertexDataType.Float32:
vertexSize = componentCount * 4;
break;
case VertexDataType.Unsigned16:
case VertexDataType.Signed16:
vertexSize = componentCount * 2;
break;
case VertexDataType.Signed8:
case VertexDataType.Unsigned8:
vertexSize = componentCount * 1;
break;
case VertexDataType.None:
break;
default:
WLog.Warning(LogCategory.ModelLoading, null, "Unsupported DataType \"{0}\" found while loading VTX1!", dataType);
break;
}
switch (colorType)
{
case VertexColorType.RGB8:
vertexSize = 3;
break;
case VertexColorType.RGBX8:
case VertexColorType.RGBA8:
vertexSize = 4;
break;
case VertexColorType.None:
break;
case VertexColorType.RGB565:
case VertexColorType.RGBA4:
case VertexColorType.RGBA6:
default:
WLog.Warning(LogCategory.ModelLoading, null, "Unsupported Color Data Type: {0}!", colorType);
break;
}
int sectionSize = totalAttributeDataLength / vertexSize;
List <T> values = new List <T>(sectionSize);
float scaleFactor = (float)Math.Pow(0.5, decimalPoint);
for (int v = 0; v < sectionSize; v++)
{
// Create a default version of the object and then fill it up depending on our component count and its data type...
dynamic value = new T();
for (int i = 0; i < componentCount; i++)
{
switch (dataType)
{
case VertexDataType.Float32:
value[i] = reader.ReadSingle() * scaleFactor;
break;
case VertexDataType.Unsigned16:
value[i] = (float)reader.ReadUInt16() * scaleFactor;
break;
case VertexDataType.Signed16:
value[i] = (float)reader.ReadInt16() * scaleFactor;
break;
case VertexDataType.Unsigned8:
value[i] = (float)reader.ReadByte() * scaleFactor;
break;
case VertexDataType.Signed8:
value[i] = (float)reader.ReadSByte() * scaleFactor;
break;
case VertexDataType.None:
// Let the next switch statement get it.
break;
default:
WLog.Warning(LogCategory.ModelLoading, null, "Unsupported Data Type: {0}!", dataType);
break;
}
switch (colorType)
{
case VertexColorType.RGBX8:
case VertexColorType.RGB8:
case VertexColorType.RGBA8:
value[i] = reader.ReadByte() / 255f;
break;
case VertexColorType.None:
break;
case VertexColorType.RGB565:
case VertexColorType.RGBA4:
case VertexColorType.RGBA6:
default:
WLog.Warning(LogCategory.ModelLoading, null, "Unsupported Color Data Type: {0}!", colorType);
break;
}
}
values.Add(value);
}
return(values);
}
public bool LinkShader()
{
if (m_programAddress >= 0)
{
WLog.Warning(LogCategory.ShaderCompiler, this, "Shader \"{0}\" called LinkShader for already linked shader! Disposing old program.", Name);
GL.DeleteProgram(m_programAddress);
}
if (m_fragmentAddress < 0 || m_vertexAddress < 0)
{
throw new Exception("Shader does not have both a Vertex and Fragment shader!");
}
// Initialize a program and link the already compiled shaders
m_programAddress = GL.CreateProgram();
GL.AttachShader(m_programAddress, m_vertexAddress);
GL.AttachShader(m_programAddress, m_fragmentAddress);
// Bind our Attribute locations before we link the program.
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Position, "RawPosition");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Normal, "RawNormal");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Color0, "RawColor0");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Color1, "RawColor1");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Tex0, "RawTex0");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Tex1, "RawTex1");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Tex2, "RawTex2");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Tex3, "RawTex3");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Tex4, "RawTex4");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Tex5, "RawTex5");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Tex6, "RawTex6");
GL.BindAttribLocation(m_programAddress, (int)ShaderAttributeIds.Tex7, "RawTex7");
GL.LinkProgram(m_programAddress);
int linkStatus;
GL.GetProgram(m_programAddress, GetProgramParameterName.LinkStatus, out linkStatus);
if (linkStatus != 1)
{
WLog.Warning(LogCategory.ShaderCompiler, this, "Error linking shader. Result: {0}", GL.GetProgramInfoLog(m_programAddress));
return(false);
}
// Now that the program is linked, bind to our uniform locations.
UniformModelMtx = GL.GetUniformLocation(m_programAddress, "ModelMtx");
UniformViewMtx = GL.GetUniformLocation(m_programAddress, "ViewMtx");
UniformProjMtx = GL.GetUniformLocation(m_programAddress, "ProjMtx");
UniformTexMtx = GL.GetUniformLocation(m_programAddress, "TexMtx");
UniformPostMtx = GL.GetUniformLocation(m_programAddress, "PostMtx");
UniformColor0Amb = GL.GetUniformLocation(m_programAddress, "COLOR0_Amb");
UniformColor0Mat = GL.GetUniformLocation(m_programAddress, "COLOR0_Mat");
UniformColor1Amb = GL.GetUniformLocation(m_programAddress, "COLOR1_Amb");
UniformColor1Mat = GL.GetUniformLocation(m_programAddress, "COLOR1_Mat");
UniformLightBlock = GL.GetUniformLocation(m_programAddress, "Lights");
UniformNumLights = GL.GetUniformLocation(m_programAddress, "NumLights");
// Now that we've (presumably) set both a vertex and a fragment shader and linked them to the program,
// we're going to clean up the reference to the shaders as the Program now keeps its own reference.
GL.DeleteShader(m_vertexAddress);
GL.DeleteShader(m_fragmentAddress);
m_vertexAddress = -1;
m_fragmentAddress = -1;
return(true);
}
public static bool GenerateVertexShader(Shader shader, Material mat)
{
StringBuilder stream = new StringBuilder();
// Shader Header
stream.AppendLine("#version 330 core");
stream.AppendLine();
// Input Format
stream.AppendLine("// Input");
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Position))
{
stream.AppendLine("in vec3 RawPosition;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Normal))
{
stream.AppendLine("in vec3 RawNormal;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Color0))
{
stream.AppendLine("in vec4 RawColor0;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Color1))
{
stream.AppendLine("in vec4 RawColor1;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Tex0))
{
stream.AppendLine("in vec2 RawTex0;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Tex1))
{
stream.AppendLine("in vec2 RawTex1;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Tex2))
{
stream.AppendLine("in vec2 RawTex2;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Tex3))
{
stream.AppendLine("in vec2 RawTex3;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Tex4))
{
stream.AppendLine("in vec2 RawTex4;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Tex5))
{
stream.AppendLine("in vec2 RawTex5;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Tex6))
{
stream.AppendLine("in vec2 RawTex6;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Tex7))
{
stream.AppendLine("in vec2 RawTex7;");
}
stream.AppendLine();
// Output Format
stream.AppendLine("// Output");
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Normal))
{
stream.AppendLine("out vec3 Normal;");
}
for (int i = 0; i < mat.NumChannelControls; i++)
{
stream.AppendLine(string.Format("out vec4 Color{0};", i));
}
for (int texGen = 0; texGen < mat.NumTexGens; texGen++)
{
if (mat.TexGenInfos[texGen] != null)
{
stream.AppendLine(string.Format("out vec3 Tex{0};", texGen));
}
}
// Uniforms
stream.AppendLine();
stream.AppendLine("// Uniforms");
stream.AppendLine(
" uniform mat4 ModelMtx;\n" +
" uniform mat4 ViewMtx;\n" +
" uniform mat4 ProjMtx;\n" +
"\n" +
" uniform mat4 TexMtx[10];\n" +
" uniform mat4 PostMtx[20];\n" +
" uniform vec4 COLOR0_Amb;\n" +
" uniform vec4 COLOR0_Mat;\n" +
" uniform vec4 COLOR1_Amb;\n" +
" uniform vec4 COLOR1_Mat;\n" +
"\n" +
"struct GXLight\n" +
"{\n" +
" vec4 Position;\n" +
" vec4 Direction;\n" +
" vec4 Color;\n" +
" vec4 DistAtten;\n" +
" vec4 AngleAtten;\n" +
"};\n" +
"\n" +
" GXLight Lights[8];\n" +
"\n" +
"uniform int NumLights;\n" +
"uniform vec4 ambLightColor;\n");
// Main Shader Code
stream.AppendLine("// Main");
stream.AppendLine("void main()");
stream.AppendLine("{");
stream.AppendLine(" mat4 MVP = ProjMtx * ViewMtx * ModelMtx;");
stream.AppendLine(" mat4 MV = ViewMtx * ModelMtx;");
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Position))
{
stream.AppendLine(" gl_Position = MVP * vec4(RawPosition, 1);");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Normal))
{
stream.AppendLine(" Normal = normalize(RawNormal.xyz * inverse(transpose(mat3(MV))));");
}
//if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Color0))
// stream.AppendLine(" Color0 = RawColor0;");
//if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Color1))
//stream.AppendLine(" Color1 = RawColor1;");
stream.AppendLine();
stream.AppendLine(" // Ambient Colors & Material Colors");
// Add the Ambient Colors for the Material
for (int a = 0; a < mat.AmbientColors.Length; a++)
{
stream.AppendLine(string.Format(" vec4 ambColor{0} = vec4({1}, {2}, {3}, {4});", a, mat.AmbientColors[a].R, mat.AmbientColors[a].G, mat.AmbientColors[a].B, mat.AmbientColors[a].A));
}
// Add in the Material Colors
for (int m = 0; m < mat.MaterialColors.Length; m++)
{
stream.AppendLine(string.Format(" vec4 matColor{0} = vec4({1}, {2}, {3}, {4});", m, mat.MaterialColors[m].R, mat.MaterialColors[m].G, mat.MaterialColors[m].B, mat.MaterialColors[m].A));
}
stream.AppendLine();
stream.AppendLine(string.Format(" // ChanCtrl's - {0} count", mat.NumChannelControls));
// Channel Controllers
// A vertex can have up to two color channels (RGBA each) which gives us four possible channels:
// color0, color1, alpha0, alpha1
// Each channel has an associated ambient color/alpha and a material color/alpha. These can come
// from vertex colors or existing amb/mat registers.
for (int chanSel = 0; chanSel < mat.NumChannelControls; chanSel++)
{
ChanCtrl chanInfo = mat.ChannelControls[chanSel];
string chanTarget, ambColor, matColor, ambLight, diffLight;
string swizzle, chan;
bool alpha;
// Todo: Is this really a fixed order?
switch (chanSel)
{
case /* Color0 */ 0: chan = "0"; swizzle = ".rgb"; alpha = false; break;
case /* Alpha0 */ 1: chan = "0"; swizzle = ".a"; alpha = true; break;
case /* Color1 */ 2: chan = "1"; swizzle = ".rgb"; alpha = false; break;
case /* Alpha1 */ 3: chan = "1"; swizzle = ".a"; alpha = true; break;
default:
WLog.Warning(LogCategory.TEVShaderGenerator, shader, "Unknown vertex output color channel {0}, skipping.", chanSel);
continue;
}
chanTarget = string.Format("Color{0}{1}", chan, swizzle);
ambColor = (chanInfo.AmbientSrc == GXColorSrc.Vertex ? "RawColor" : "ambColor") + chan + swizzle;
matColor = (chanInfo.MaterialSrc == GXColorSrc.Vertex ? "RawColor" : "matColor") + chan + swizzle;
ambLight = "ambLightColor" + swizzle;
diffLight = GetLightCalcString(chanInfo, alpha);
//Color{0}.rgb = ambient * ambLightColor * light
stream.AppendLine(string.Format(" Color{0} = vec4(1, 1, 1, 1);", chan));
if (chanInfo.Enable)
{
stream.AppendLine(string.Format(" {0} = {1} * {2} + {3} * {4};", chanTarget, ambColor, ambLight, matColor, diffLight));
}
else
{
stream.AppendLine(string.Format(" {0} = {1};", chanTarget, matColor));
}
stream.AppendLine();
stream.AppendLine();
}
// Texture Coordinate Generation
stream.AppendLine(string.Format(" // TexGen - {0} count", mat.NumTexGens));
for (int i = 0; i < mat.NumTexGens; i++)
{
if (mat.TexGenInfos[i] == null)
{
continue;
}
TexCoordGen texGen = mat.TexGenInfos[i];
string texGenSrc;
switch (texGen.Source)
{
case GXTexGenSrc.Position: texGenSrc = "RawPosition"; break;
case GXTexGenSrc.Normal: texGenSrc = "RawNormal"; break;
case GXTexGenSrc.Color0: texGenSrc = "Color0"; break;
case GXTexGenSrc.Color1: texGenSrc = "Color1"; break;
case GXTexGenSrc.Tex0: texGenSrc = "RawTex0"; break; // Should Tex0 be TEXTURE 0? Or is it TEX0 = Input TEX0, while TEXCOORD0 = Output TEX0?
case GXTexGenSrc.Tex1: texGenSrc = "RawTex1"; break;
case GXTexGenSrc.Tex2: texGenSrc = "RawTex2"; break;
case GXTexGenSrc.Tex3: texGenSrc = "RawTex3"; break;
case GXTexGenSrc.Tex4: texGenSrc = "RawTex4"; break;
case GXTexGenSrc.Tex5: texGenSrc = "RawTex5"; break;
case GXTexGenSrc.Tex6: texGenSrc = "RawTex6"; break;
case GXTexGenSrc.Tex7: texGenSrc = "RawTex7"; break;
case GXTexGenSrc.TexCoord0: texGenSrc = "Tex0"; break;
case GXTexGenSrc.TexCoord1: texGenSrc = "Tex1"; break;
case GXTexGenSrc.TexCoord2: texGenSrc = "Tex2"; break;
case GXTexGenSrc.TexCoord3: texGenSrc = "Tex3"; break;
case GXTexGenSrc.TexCoord4: texGenSrc = "Tex4"; break;
case GXTexGenSrc.TexCoord5: texGenSrc = "Tex5"; break;
case GXTexGenSrc.TexCoord6: texGenSrc = "Tex6"; break;
case GXTexGenSrc.Tangent:
case GXTexGenSrc.Binormal:
default:
WLog.Warning(LogCategory.TEVShaderGenerator, shader, "Unsupported TexGenSrc: {0}, defaulting to TEXCOORD0.", texGen.Source);
texGenSrc = "Tex0";
break;
}
if (texGen.TexMatrixSource == GXTexMatrix.Identity)
{
switch (texGen.Type)
{
case GXTexGenType.Matrix2x4:
stream.AppendLine(string.Format(" Tex{0} = vec3({1}.xy, 0);", i, texGenSrc));
break;
case GXTexGenType.Matrix3x4:
stream.AppendLine(string.Format(" float3 uvw = {0}.xyz;", texGenSrc));
stream.AppendLine(string.Format(" Tex{0} = vec3((uvw / uvw.z).xy,0);", i));
break;
case GXTexGenType.SRTG:
stream.AppendLine(string.Format(" Tex{0} = vec3({1}.rg, 0);", i, texGenSrc));
break;
case GXTexGenType.Bump0:
case GXTexGenType.Bump1:
case GXTexGenType.Bump2:
case GXTexGenType.Bump3:
case GXTexGenType.Bump4:
case GXTexGenType.Bump5:
case GXTexGenType.Bump6:
case GXTexGenType.Bump7:
default:
WLog.Warning(LogCategory.TEVShaderGenerator, shader, "Unsupported TexMatrixSource: {0}, Defaulting to Matrix2x4", texGen.TexMatrixSource);
stream.AppendLine(string.Format(" Tex{0} = vec3({1}.xy, 0);", i, texGenSrc));
break;
}
}
else
{
// Convert to TexMtx0 to TexMtx9
int matIndex = ((int)texGen.TexMatrixSource - 30) / 3;
switch (texGen.Type)
{
default:
WLog.Warning(LogCategory.TEVShaderGenerator, shader, "Unsupported TexMatrixSource");
break;
}
}
}
stream.AppendLine("}");
stream.AppendLine();
// Compile the Vertex Shader and return whether it compiled sucesfully or not.
Directory.CreateDirectory("ShaderDump");
System.IO.File.WriteAllText("ShaderDump/" + mat.Name + "_vert_output", stream.ToString());
return(shader.CompileSource(stream.ToString(), OpenTK.Graphics.OpenGL.ShaderType.VertexShader));
}
private static bool GenerateFragmentShader(Shader shader, Material mat)
{
StringBuilder stream = new StringBuilder();
// Shader Header
stream.AppendLine("#version 330 core");
stream.AppendLine();
// Configure inputs to match our outputs from VS
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Position))
{
stream.AppendLine("in vec3 Position;");
}
if (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Normal))
{
stream.AppendLine("in vec3 Normal;");
}
for (int i = 0; i < mat.NumChannelControls; i++)
{
stream.AppendLine(string.Format("in vec4 Color{0};", i));
}
for (int texGen = 0; texGen < mat.NumTexGens; texGen++)
{
stream.AppendLine(string.Format("in vec3 Tex{0};", texGen));
}
stream.AppendLine();
// Final Output
stream.AppendLine("// Final Output");
stream.AppendLine("out vec4 PixelColor;");
// Texture Inputs
for (int i = 0; i < 8; i++)
{
if (mat.Textures[i] == null)
{
continue;
}
stream.AppendLine(string.Format("uniform sampler2D Texture{0};", i));
}
// Main Function
stream.AppendLine("void main()");
stream.AppendLine("{");
// Default initial values of the TEV registers.
// ToDo: Does this need swizzling? themikelester has it marked as mat.registerColor[i==0?3:i-1]]
stream.AppendLine(" // Initial TEV Register Values");
for (int i = 0; i < 4; i++)
{
stream.AppendLine(string.Format(" vec4 {0} = vec4({1}, {2}, {3}, {4});", m_tevOutputRegs[i], mat.TevColor[i].R, mat.TevColor[i].G, mat.TevColor[i].B, mat.TevColor[i].A));
}
stream.AppendLine();
// Constant Color Registers
stream.AppendLine(" // Konst TEV Colors");
for (int i = 0; i < 4; i++)
{
stream.AppendLine(string.Format(" vec4 konst{0} = vec4({1}, {2}, {3}, {4});", i, mat.TevKonstColors[i].R, mat.TevKonstColors[i].G, mat.TevKonstColors[i].B, mat.TevKonstColors[i].A));
}
stream.AppendLine();
// Texture Samples
bool[] oldCombos = new bool[256];
for (int i = 0; i < mat.NumTevStages; i++)
{
TevOrder order = mat.TevOrderInfos[i];
int tex = order.TexMap;
GXTexCoordSlot coord = order.TexCoordId;
// This TEV probably doesn't use textures.
if (tex == 0xFF || coord == GXTexCoordSlot.Null)
{
continue;
}
if (IsNewTexCombo(tex, (int)coord, oldCombos))
{
string swizzle = ""; // Uhh I don't know if we need to swizzle since everyone's been converted into ARGB
stream.AppendLine(string.Format(" vec4 texCol{0} = texture(Texture{0}, Tex{1}.xy){2};", tex, (int)coord, swizzle));
}
}
stream.AppendLine();
// ToDo: Implement indirect texturing.
stream.AppendLine(" // TEV Stages");
stream.AppendLine();
stream.AppendLine();
for (int i = 0; i < mat.NumTevStages; i++)
{
stream.AppendLine(string.Format(" // TEV Stage {0}", i));
TevOrder order = mat.TevOrderInfos[i];
TevStage stage = mat.TevStageInfos[i];
TevSwapMode swap = mat.TevSwapModes[i];
TevSwapModeTable rasTable = mat.TevSwapModeTables[swap.RasSel];
TevSwapModeTable texTable = mat.TevSwapModeTables[swap.TexSel];
// There's swapping involved in the ras table.
stream.AppendLine(string.Format(" // Rasterization Swap Table: {0}", rasTable));
if (!(rasTable.R == 0 && rasTable.G == 1 && rasTable.B == 2 && rasTable.A == 3))
{
stream.AppendLine(string.Format(" {0} = {1}{2};", GetVertColorString(order), GetVertColorString(order), GetSwapModeSwizzleString(rasTable)));
}
stream.AppendLine();
// There's swapping involved in the texture table.
stream.AppendLine(string.Format(" // Texture Swap Table: {0}", texTable));
if (!(texTable.R == 0 && texTable.G == 1 && texTable.B == 2 && texTable.A == 3))
{
stream.AppendLine(string.Format(" {0} = {1}{2};", GetTexTapString(order), GetTexTapString(order), GetSwapModeSwizzleString(rasTable)));
}
stream.AppendLine();
string[] colorInputs = new string[4];
colorInputs[0] = GetColorInString(stage.ColorIn[0], mat.KonstColorSels[i], order);
colorInputs[1] = GetColorInString(stage.ColorIn[1], mat.KonstColorSels[i], order);
colorInputs[2] = GetColorInString(stage.ColorIn[2], mat.KonstColorSels[i], order);
colorInputs[3] = GetColorInString(stage.ColorIn[3], mat.KonstColorSels[i], order);
stream.AppendLine(" // Color and Alpha Operations");
stream.AppendLine(string.Format(" {0}", GetColorOpString(stage.ColorOp, stage.ColorBias, stage.ColorScale, stage.ColorClamp, stage.ColorRegId, colorInputs)));
string[] alphaInputs = new string[4];
alphaInputs[0] = GetAlphaInString(stage.AlphaIn[0], mat.KonstAlphaSels[i], order);
alphaInputs[1] = GetAlphaInString(stage.AlphaIn[1], mat.KonstAlphaSels[i], order);
alphaInputs[2] = GetAlphaInString(stage.AlphaIn[2], mat.KonstAlphaSels[i], order);
alphaInputs[3] = GetAlphaInString(stage.AlphaIn[3], mat.KonstAlphaSels[i], order);
stream.AppendLine(string.Format(" {0}", GetAlphaOpString(stage.AlphaOp, stage.AlphaBias, stage.AlphaScale, stage.AlphaClamp, stage.AlphaRegId, alphaInputs)));
stream.AppendLine();
}
stream.AppendLine();
// Alpha Compare
stream.AppendLine(" // Alpha Compare Test");
AlphaCompare alphaCompare = mat.AlphaCompare;
string alphaOp;
switch (alphaCompare.Operation)
{
case GXAlphaOp.And: alphaOp = "&&"; break;
case GXAlphaOp.Or: alphaOp = "||"; break;
case GXAlphaOp.XOR: alphaOp = "^"; break; // Not really tested, unsupported in some examples but I don't see why.
case GXAlphaOp.XNOR: alphaOp = "=="; break; // Not really tested. ^
default:
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Unsupported alpha compare operation: {0}", alphaCompare.Operation);
alphaOp = "||";
break;
}
// clip(result.a < 0.5 && result a > 0.2 ? -1 : 1)
string ifContents = string.Format("(!({0} {1} {2}))",
GetCompareString(alphaCompare.Comp0, m_tevOutputRegs[0] + ".a", alphaCompare.Reference0),
alphaOp,
GetCompareString(alphaCompare.Comp1, m_tevOutputRegs[0] + ".a", alphaCompare.Reference1));
// clip equivelent
stream.AppendLine(" // Alpha Compare (Clip)");
stream.AppendLine(string.Format(" if{0}\n\t\tdiscard;", ifContents));
//string output = "PixelColor = texCol0" + (mat.VtxDesc.AttributeIsEnabled(ShaderAttributeIds.Color0) ? " * Color0;" : ";");
//stream.AppendLine(output);
stream.AppendLine(string.Format(" PixelColor = {0};", m_tevOutputRegs[0]));
stream.AppendLine("}");
stream.AppendLine();
// Compile the Fragment Shader and return whether it compiled sucesfully or not.
Directory.CreateDirectory("ShaderDump");
System.IO.File.WriteAllText("ShaderDump/" + mat.Name + "_frag_output", stream.ToString());
return(shader.CompileSource(stream.ToString(), OpenTK.Graphics.OpenGL.ShaderType.FragmentShader));
}
private static string GetColorOpString(GXTevOp op, GXTevBias bias, GXTevScale scale, bool clamp, byte outputRegIndex, string[] colorInputs)
{
string channelSelect = ".rgb";
string dest = m_tevOutputRegs[outputRegIndex] + channelSelect;
StringBuilder sb = new StringBuilder();
switch (op)
{
case GXTevOp.Add:
case GXTevOp.Sub:
{
// out_color = (d + lerp(a, b, c)); - Add
// out_color = (d - lerp(a, b, c)); - Sub
string compareOp = (op == GXTevOp.Add) ? "+" : "-";
sb.AppendLine(string.Format("{0} = ({1} {5} mix({2}, {3}, {4}));", dest, colorInputs[3], colorInputs[0], colorInputs[2], colorInputs[1], compareOp));
sb.AppendLine(GetModString(outputRegIndex, bias, scale, clamp, false));
}
break;
case GXTevOp.Comp_R8_GT:
case GXTevOp.Comp_R8_EQ:
{
// out_color = (d + ((a.r > b.r) ? c : 0));
string compareOp = (op == GXTevOp.Comp_R8_GT) ? ">" : "==";
sb.AppendLine(string.Format("{0} = ({1} + (({2}.r {5} {3}.r) ? {4} : 0))", dest, colorInputs[3], colorInputs[0], colorInputs[1], colorInputs[2], compareOp));
}
break;
case GXTevOp.Comp_GR16_GT:
case GXTevOp.Comp_GR16_EQ:
{
// out_color = (d + (dot(a.gr, rgTo16Bit) > dot(b.gr, rgTo16Bit) ? c : 0));
string compareOp = (op == GXTevOp.Comp_GR16_GT) ? ">" : "==";
string rgTo16Bit = "vec2(255.0/65535.6, 255.0 * 256.0/65535.0)";
sb.AppendLine(string.Format("{0} = ({1} + (dot({2}.gr, {3}) {4} dot({5}.gr, {3}) ? {6} : 0));",
dest, colorInputs[3], colorInputs[0], rgTo16Bit, compareOp, colorInputs[1], colorInputs[2]));
}
break;
case GXTevOp.Comp_BGR24_GT:
case GXTevOp.Comp_BGR24_EQ:
{
// out_color = (d + (dot(a.bgr, bgrTo24Bit) > dot(b.bgr, bgrTo24Bit) ? c : 0));
string compareOp = (op == GXTevOp.Comp_BGR24_GT) ? ">" : "==";
string bgrTo24Bit = "vec3(255.0/16777215.0, 255.0 * 256.0/16777215.0, 255.0*65536.0/16777215.0)";
sb.AppendLine(string.Format("{0} = ({1} + (dot({2}.bgr, {5}) {6} dot({3}.bgr, {5}) ? {4} : 0));",
dest, colorInputs[3], colorInputs[0], colorInputs[1], colorInputs[2], bgrTo24Bit, compareOp));
}
break;
case GXTevOp.Comp_RGB8_GT:
case GXTevOp.Comp_RGB8_EQ:
{
// out_color.r = d.r + ((a.r > b.r) ? c.r : 0);
// out_color.g = d.g + ((a.g > b.g) ? c.g : 0);
// out_color.b = d.b + ((a.b > b.b) ? c.b : 0);
string compareOp = (op == GXTevOp.Comp_RGB8_GT) ? ">" : "==";
string format = "{0}.{6} = {1}.{6} + (({2}.{6} {5} {3}.{6}) ? {4}.{6} : 0);";
sb.AppendLine(string.Format(format, dest, colorInputs[3], colorInputs[0], colorInputs[1], colorInputs[2], compareOp, "r"));
sb.AppendLine(string.Format(format, dest, colorInputs[3], colorInputs[0], colorInputs[1], colorInputs[2], compareOp, "g"));
sb.AppendLine(string.Format(format, dest, colorInputs[3], colorInputs[0], colorInputs[1], colorInputs[2], compareOp, "b"));
}
break;
default:
WLog.Warning(LogCategory.TEVShaderGenerator, null, "Unsupported Color Op: {0}!", op);
sb.AppendLine("// Invalid Color op for TEV broke here.");
break;
}
if (op > GXTevOp.Sub)
{
//if(bias != 3 || scale != 0 || clamp != 1)
// warn(unexpected bias, scale, clamp)...?
}
return(sb.ToString());
}
