private void TranslateTextureUnit(Scripting.Compiler.ScriptCompiler compiler, AbstractNode node)
{
var obj = (ObjectAbstractNode)node;
var texState = (TextureUnitState)obj.Parent.Context;
Pass pass = texState.Parent;
Technique technique = pass.Parent;
Material material = technique.Parent;
ShaderGenerator shaderGenerator = ShaderGenerator.Instance;
string dstTechniqueSchemeName = obj.Name;
bool techniqueCreated;
//Make sure teh scheme is valid - use default if none exists
if (dstTechniqueSchemeName == string.Empty)
{
dstTechniqueSchemeName = ShaderGenerator.DefaultSchemeName;
}
//check if technique already created
techniqueCreated = shaderGenerator.HasShaderBasedTechnique(material.Name, material.Group,
technique.SchemeName, dstTechniqueSchemeName);
if (techniqueCreated == false)
{
//Create the shader based techniqe
techniqueCreated = shaderGenerator.CreateShaderBasedTechnique(material.Name, material.Group,
technique.SchemeName,
dstTechniqueSchemeName,
shaderGenerator.
CreateShaderOverProgrammablePass);
}
if (techniqueCreated)
{
//Attempt to get the render state which might have been created by the pass parsing
this.generatedRenderState = shaderGenerator.GetRenderState(dstTechniqueSchemeName, material.Name,
material.Group, (ushort)pass.Index);
//Go over all the render state properties
for (int i = 0; i < obj.Children.Count; i++)
{
if (obj.Children[i] is PropertyAbstractNode)
{
var prop = obj.Children[i] as PropertyAbstractNode;
SubRenderState subRenderState = ShaderGenerator.Instance.createSubRenderState(compiler, prop,
texState, this);
if (subRenderState != null)
{
AddSubRenderState(subRenderState, dstTechniqueSchemeName, material.Name, material.Group,
pass.Index);
}
}
else
{
processNode(compiler, obj.Children[i]);
}
}
}
}
public override SubRenderState CreateInstance(Scripting.Compiler.ScriptCompiler compiler,
Scripting.Compiler.AST.PropertyAbstractNode prop, Graphics.Pass pass,
SGScriptTranslator stranslator)
{
SubRenderState subRenderState = CreateInstance();
return(subRenderState);
}
public override void Translate(Scripting.Compiler.ScriptCompiler compiler,
Scripting.Compiler.AST.AbstractNode node)
{
var obj = (ObjectAbstractNode)node;
var parent = (ObjectAbstractNode)obj.Parent;
//Translate section within a pass context
if (parent.Cls == "pass")
{
TranslatePass(compiler, node);
}
if (parent.Cls == "texture_unit")
{
TranslateTextureUnit(compiler, node);
}
}
public override SubRenderState CreateInstance(Scripting.Compiler.ScriptCompiler compiler,
Scripting.Compiler.AST.PropertyAbstractNode prop,
Graphics.Pass pass, SGScriptTranslator stranslator)
{
if (prop.Name == "fog_stage")
{
if (prop.Values.Count >= 1)
{
string strValue;
if (!SGScriptTranslator.GetString(prop.Values[0], out strValue))
{
//compiler.AddError(...);
return(null);
}
if (strValue == "ffp")
{
SubRenderState subRenderState = CreateOrRetrieveInstance(stranslator);
var fogSubRenderState = (FFPFog)subRenderState;
int it = 0;
if (prop.Values.Count >= 2)
{
it++;
if (!SGScriptTranslator.GetString(prop.Values[it], out strValue))
{
//compiler.AddError(...);
return(null);
}
if (strValue == "per_vertex")
{
fogSubRenderState.CalculationMode = FFPFog.CalcMode.PerVertex;
}
else if (strValue == "per_pixel")
{
fogSubRenderState.CalculationMode = FFPFog.CalcMode.PerPixel;
}
}
return(subRenderState);
}
}
}
return(null);
}
public override SubRenderState CreateInstance(Scripting.Compiler.ScriptCompiler compiler,
Scripting.Compiler.AST.PropertyAbstractNode prop,
Graphics.Pass pass, SGScriptTranslator stranslator)
{
if (prop.Name == "integrated_pssm4")
{
if (prop.Values.Count != 4)
{
//TODO
// compiler.AddError(...);
}
else
{
var splitPointList = new List <Real>();
foreach (var it in prop.Values)
{
Real curSplitValue;
if (!SGScriptTranslator.GetReal(it, out curSplitValue))
{
//TODO
//compiler.AddError(...);
break;
}
splitPointList.Add(curSplitValue);
}
if (splitPointList.Count == 4)
{
SubRenderState subRenderState = CreateOrRetrieveInstance(stranslator);
var pssmSubRenderState = (IntegratedPSSM3)subRenderState;
pssmSubRenderState.SetSplitPoints(splitPointList);
return(pssmSubRenderState);
}
}
}
return(null);
}
public override SubRenderState CreateInstance(Scripting.Compiler.ScriptCompiler compiler,
Scripting.Compiler.AST.PropertyAbstractNode prop,
Graphics.Pass pass, SGScriptTranslator stranslator)
{
if (prop.Name == "lighting_stage")
{
if (prop.Values.Count == 1)
{
string modelType;
if (SGScriptTranslator.GetString(prop.Values[0], out modelType) == false)
{
//compiler.AddError(...)
return(null);
}
if (modelType == "per_pixel")
{
return(CreateOrRetrieveInstance(stranslator));
}
}
}
return(null);
}
private void TranslatePass(Scripting.Compiler.ScriptCompiler compiler, AbstractNode node)
{
var obj = (ObjectAbstractNode)node;
var pass = (Pass)obj.Parent.Context;
Technique technique = pass.Parent;
Material material = technique.Parent;
ShaderGenerator shaderGenerator = ShaderGenerator.Instance;
string dstTechniqueSchemeName = obj.Name;
bool techniqueCreated;
//Make sure scheme name is valid - use default if none exists
if (dstTechniqueSchemeName == string.Empty)
{
dstTechniqueSchemeName = ShaderGenerator.DefaultSchemeName;
}
//Create the shader based tedchnique
techniqueCreated = shaderGenerator.CreateShaderBasedTechnique(material.Name, material.Group,
technique.SchemeName, dstTechniqueSchemeName,
shaderGenerator.
CreateShaderOverProgrammablePass);
if (techniqueCreated)
{
//Go over all render state properties
for (int i = 0; i < obj.Children.Count; i++)
{
if (obj.Children[i] is PropertyAbstractNode)
{
var prop = obj.Children[i] as PropertyAbstractNode;
SubRenderState subRenderState;
//Handle light count property.
if (prop != null && prop.Name == "light_count")
{
if (prop.Values.Count != 3)
{
//compiler.AddError(...);
}
else
{
var lightCount = new int[3];
if (!getInts(prop.Values, 0, out lightCount, 3))
{
//compiler.addError(...);
}
else
{
shaderGenerator.CreateScheme(dstTechniqueSchemeName);
RenderState renderState = shaderGenerator.GetRenderState(dstTechniqueSchemeName,
material.Name,
material.Group,
(ushort)pass.Index);
renderState.SetLightCount(lightCount);
renderState.LightCountAutoUpdate = false;
}
}
}
else
{
subRenderState = ShaderGenerator.Instance.createSubRenderState(compiler, prop, pass, this);
if (subRenderState != null)
{
AddSubRenderState(subRenderState, dstTechniqueSchemeName, material.Name, material.Group,
pass.Index);
}
}
}
else
{
processNode(compiler, obj.Children[i]);
}
}
}
}
public override SubRenderState CreateInstance(Scripting.Compiler.ScriptCompiler compiler,
Scripting.Compiler.AST.PropertyAbstractNode prop, Pass pass,
SGScriptTranslator stranslator)
{
if (prop.Name == "rtss_ext_reflection_map")
{
if (prop.Values.Count >= 2)
{
string strValue;
int it = 0;
//Read reflection map type
if (!SGScriptTranslator.GetString(prop.Values[it], out strValue))
{
//compiler.AddError(...)
return(null);
}
it++;
SubRenderState subRenderState = CreateInstance();
var reflectionMapSubRenderState = subRenderState as ReflectionMap;
//Reflection map is cubic texture.
if (strValue == "cube_map")
{
reflectionMapSubRenderState.ReflectionMapType = TextureType.CubeMap;
}
else if (strValue == "2d_map")
{
reflectionMapSubRenderState.ReflectionMapType = TextureType.TwoD;
}
if (!SGScriptTranslator.GetString(prop.Values[it], out strValue))
{
//compiler.AddError(...)
return(null);
}
reflectionMapSubRenderState.MaskMapTextureName = strValue;
it++;
//read reflection texture
if (!SGScriptTranslator.GetString(prop.Values[it], out strValue))
{
//compiler.AddError(...);
return(null);
}
reflectionMapSubRenderState.ReflectionMapTextureName = strValue;
it++;
//Read reflection power value
Real reflectionPower = 0.5;
if (!SGScriptTranslator.GetReal(prop.Values[it], out reflectionPower))
{
//compiler.AddError(...)
return(null);
}
reflectionMapSubRenderState.ReflectionPower = reflectionPower;
return(subRenderState);
}
}
return(null);
}
public override SubRenderState CreateInstance(Scripting.Compiler.ScriptCompiler compiler,
PropertyAbstractNode prop, Graphics.Pass pass,
SGScriptTranslator stranslator)
{
if (prop.Name == "lighting_stage")
{
if (prop.Values.Count >= 2)
{
string strValue;
int it = 0;
//Read light model type.
if (!SGScriptTranslator.GetString(prop.Values[it], out strValue))
{
//compiler.AddError(...)
return(null);
}
//Case light model type is normal map
if (strValue == "normal_map")
{
it++;
if (!SGScriptTranslator.GetString(prop.Values[it], out strValue))
{
//compiler.AddError(...)
return(null);
}
SubRenderState subRenderState = CreateOrRetrieveInstance(stranslator);
var normalMapSubRenderState = subRenderState as NormalMapLighting;
normalMapSubRenderState.NormalMapTextureName = strValue;
//Read normal map space type.
if (prop.Values.Count >= 3)
{
it++;
if (!SGScriptTranslator.GetString(prop.Values[it], out strValue))
{
//compiler.AddError(...)
return(null);
}
//Normal map defines normals in tangent space.
if (strValue == "tangent_space")
{
normalMapSubRenderState.NormalMapSpace = NormalMapSpace.Tangent;
}
//Normal map defines normals in object space
if (strValue == "object_space")
{
normalMapSubRenderState.NormalMapSpace = NormalMapSpace.Object;
}
}
//Read texture coordinate index.
if (prop.Values.Count >= 4)
{
int textureCoordinatesIndex = 0;
it++;
if (!SGScriptTranslator.GetInt(prop.Values[it], out textureCoordinatesIndex))
{
normalMapSubRenderState.TexCoordIndex = textureCoordinatesIndex;
}
}
//Read texture filtering format
if (prop.Values.Count >= 5)
{
it++;
if (!SGScriptTranslator.GetString(prop.Values[it], out strValue))
{
//compiler.AddError(...)
return(null);
}
if (strValue == "none")
{
normalMapSubRenderState.SetNormalMapFiltering(Graphics.FilterOptions.Point, Graphics.FilterOptions.Point,
Graphics.FilterOptions.None);
}
else if (strValue == "bilinear")
{
normalMapSubRenderState.SetNormalMapFiltering(Graphics.FilterOptions.Linear, Graphics.FilterOptions.Linear,
Graphics.FilterOptions.Point);
}
else if (strValue == "trilinear")
{
normalMapSubRenderState.SetNormalMapFiltering(Graphics.FilterOptions.Linear, Graphics.FilterOptions.Linear,
Graphics.FilterOptions.Linear);
}
else if (strValue == "anisotropic")
{
normalMapSubRenderState.SetNormalMapFiltering(Graphics.FilterOptions.Anisotropic,
Graphics.FilterOptions.Anisotropic, Graphics.FilterOptions.Linear);
}
}
//Read max anisotropy value
if (prop.Values.Count >= 6)
{
int maxAnisotropy = 0;
it++;
if (SGScriptTranslator.GetInt(prop.Values[it], out maxAnisotropy))
{
normalMapSubRenderState.NormalMapAnisotropy = maxAnisotropy;
}
}
//Read mip bias value.
if (prop.Values.Count >= 7)
{
Real mipBias = 0;
it++;
if (SGScriptTranslator.GetReal(prop.Values[it], out mipBias))
{
normalMapSubRenderState.NormalMapMipBias = mipBias;
}
}
return(subRenderState);
}
}
}
return(null);
}
public override SubRenderState CreateInstance(Scripting.Compiler.ScriptCompiler compiler,
Scripting.Compiler.AST.PropertyAbstractNode prop,
Graphics.TextureUnitState texState, ScriptTranslator translator)
{
if (prop.Name == "layered_blend")
{
string blendType;
if (!SGScriptTranslator.GetString(prop.Values[0], out blendType))
{
// compiler.AddError(...);
return(null);
}
LayeredBlending.BlendMode blendMode = StringToBlendMode(blendType);
if (blendMode == LayeredBlending.BlendMode.Invalid)
{
// compiler.AddError(...);
return(null);
}
//get the layer blend sub-render state to work on
var layeredBlendState = (LayeredBlending)CreateOrRetrieveInstance(translator);
int texIndex = -1;
//TODO: check impl. Ogre use: texIndex = texState.Parent.GetTextureUnitStateIndex(texState);
for (int i = 0; i < texState.Parent.TextureUnitStatesCount; i++)
{
if (texState.Parent.GetTextureUnitState(i) == texState)
{
texIndex = i;
break;
}
}
layeredBlendState.SetBlendMode(texIndex, blendMode);
return(layeredBlendState);
}
if (prop.Name == "source_modifier")
{
if (prop.Values.Count < 3)
{
//compiler.AddError(..);
return(null);
}
//Read light model type
bool isParseSuccess;
string modifierString;
string paramType;
int customNum;
int itValue = 0;
isParseSuccess = SGScriptTranslator.GetString(prop.Values[itValue], out modifierString);
LayeredBlending.SourceModifier modType = StringToSourceModifier(modifierString);
isParseSuccess &= modType != LayeredBlending.SourceModifier.Invalid;
if (isParseSuccess == false)
{
//compiler.AddError(...);
return(null);
}
itValue++;
isParseSuccess = SGScriptTranslator.GetString(prop.Values[itValue], out paramType);
isParseSuccess &= (paramType == "custom");
if (isParseSuccess == false)
{
// compiler.AddError(...);
return(null);
}
itValue++;
isParseSuccess = SGScriptTranslator.GetString(prop.Values[itValue], out paramType);
if (isParseSuccess == false)
{
//compiler.AddError(...);
return(null);
}
itValue++;
isParseSuccess = SGScriptTranslator.GetInt(prop.Values[itValue], out customNum);
if (isParseSuccess == false)
{
//compiler.AddError(...);
return(null);
}
//get the layer blend sub render state to work on
var layeredBlendState = (LayeredBlending)CreateOrRetrieveInstance(translator);
int texIndex = 0;
//update the layer sub render state
for (int i = 0; i < texState.Parent.TextureUnitStatesCount; i++)
{
if (texState.Parent.GetTextureUnitState(i) == texState)
{
texIndex = i;
break;
}
}
layeredBlendState.SetSourceModifier(texIndex, modType, customNum);
return(layeredBlendState);
}
return(null);
}
public override SubRenderState CreateInstance(Scripting.Compiler.ScriptCompiler compiler,
Scripting.Compiler.AST.PropertyAbstractNode prop, Pass pass,
SGScriptTranslator stranslator)
{
if (prop.Name == "hardware_skinning")
{
bool hasError = false;
int boneCount = 0;
int weightCount = 0;
string skinningType = string.Empty;
SkinningType skinType = SkinningType.Linear;
bool correctAntipodalityHandling = false;
bool scalingShearingSupport = false;
if (prop.Values.Count >= 2)
{
int it = 0;
if (SGScriptTranslator.GetInt(prop.Values[it], out boneCount) == false)
{
hasError = true;
}
it++;
if (SGScriptTranslator.GetInt(prop.Values[it], out weightCount) == false)
{
hasError = true;
}
if (prop.Values.Count >= 5)
{
it++;
SGScriptTranslator.GetString(prop.Values[it], out skinningType);
it++;
SGScriptTranslator.GetBoolean(prop.Values[it], out correctAntipodalityHandling);
it++;
SGScriptTranslator.GetBoolean(prop.Values[it], out scalingShearingSupport);
}
//If the skinningType is not specified or is specified incorretly, default to linear
if (skinningType == "dual_quaternion")
{
skinType = SkinningType.DualQuaternion;
}
else
{
skinType = SkinningType.Linear;
}
}
if (hasError)
{
//TODO
//compiler.AddError(...);
return(null);
}
else
{
//create and update the hardware skinning sub render state
SubRenderState subRenderState = CreateOrRetrieveInstance(stranslator);
var hardSkinSrs = (HardwareSkinning)subRenderState;
hardSkinSrs.SetHardwareSkinningParam(boneCount, weightCount, skinType, correctAntipodalityHandling,
scalingShearingSupport);
return(subRenderState);
}
}
return(null);
}
