/// <summary>
/// </summary>
/// <param name="type"> </param>
/// <param name="index"> </param>
/// <param name="variability"> default is .All </param>
/// <param name="suggestedName"> </param>
/// <param name="size"> Default is 0 </param>
/// <returns> </returns>
public UniformParameter ResolveParameter(Axiom.Graphics.GpuProgramParameters.GpuConstantType type, int index,
GpuProgramParameters.GpuParamVariability variability,
string suggestedName, int size)
{
UniformParameter param = null;
if (index == -1)
{
index = 0;
//find the next availalbe index of the target type
for (int i = 0; i < this.parameters.Count; i++)
{
if (this.parameters[i].Type == type && this.parameters[i].IsAutoConstantParameter == false)
{
index++;
}
}
}
else
{
//Check if parameter already exits
param = GetParameterByType(type, index);
if (param != null)
{
return(param);
}
}
//Create new parameter.
param = ParameterFactory.CreateUniform(type, index, (int)variability, suggestedName, size);
AddParameter(param);
return(param);
}
private void AddParameter(UniformParameter parameter)
{
if (GetParameterByName(parameter.Name) != null)
{
throw new Axiom.Core.AxiomException("Parameter <" + parameter.Name + "> already declared in program.");
}
this.parameters.Add(parameter);
}
/// <summary>
/// Bind the auto parameters for a given CPU and GPU program set.
/// </summary>
/// <param name="pCpuProgram"> </param>
/// <param name="pGpuProgram"> </param>
internal void BindAutoParameters(Program pCpuProgram, GpuProgram pGpuProgram)
{
var gpuParams = pGpuProgram.DefaultParameters;
var progParams = pCpuProgram.Parameters;
for (int itParams = 0; itParams < progParams.Count; ++itParams)
{
UniformParameter curParam = progParams[itParams];
var gpuConstDef = gpuParams.FindNamedConstantDefinition(curParam.Name);
if (gpuConstDef != null)
{
if (curParam.IsAutoConstantParameter)
{
if (curParam.IsAutoConstantRealParameter)
{
gpuParams.SetNamedAutoConstantReal(curParam.Name,
curParam.AutoConstantType,
curParam.AutoConstantRealData);
}
else if (curParam.IsAutoConstantIntParameter)
{
gpuParams.SetNamedAutoConstant(curParam.Name,
curParam.AutoConstantType,
curParam.AutoConstantIntData);
}
}
}
//Case this is not auto constant - we have to update its variablity ourself.
else
{
gpuConstDef.Variability |= (GpuProgramParameters.GpuParamVariability)curParam.Variablity;
//update variability in the float map.
if (gpuConstDef.IsSampler == false)
{
var floatLogical = gpuParams.FloatLogicalBufferStruct;
if (floatLogical != null)
{
for (int i = 0; i < floatLogical.Map.Count; i++)
{
if (floatLogical.Map[i].PhysicalIndex == gpuConstDef.PhysicalIndex)
{
floatLogical.Map[i].Variability |= gpuConstDef.Variability;
break;
}
}
}
}
}
}
}
private void RemoveParameter(UniformParameter parameter)
{
for (int i = 0; i < this.parameters.Count; i++)
{
if (this.parameters[i] == parameter)
{
this.parameters[i] = null;
this.parameters.RemoveAt(i);
break;
}
}
}
private void WriteUniformParameter(StreamWriter stream, UniformParameter parameter)
{
stream.WriteLine(this.gpuConstTypeMap[parameter.Type]);
stream.Write("\t");
stream.Write(parameter.Name);
if (parameter.IsArray)
{
stream.Write("[" + parameter.Size.ToString() + "]");
}
if (parameter.IsSampler)
{
stream.Write(" : register(s" + parameter.Index + ")");
}
}
/// <summary>
/// Resolve uniform auto constant parameter with associated int data of this program
/// </summary>
/// <param name="autoType"> The auto type of the desried parameter </param>
/// <param name="data"> The data to associate with the auto parameter </param>
/// <param name="size"> number of elements in the parameter </param>
/// <returns> </returns>
public UniformParameter ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType autoType, int data,
int size)
{
UniformParameter param = null;
//check if parameter already exits.
param = GetParameterByAutoType(autoType);
if (param != null)
{
if (param.IsAutoConstantIntParameter && param.AutoConstantIntData == data)
{
param.Size = Axiom.Math.Utility.Max(size, param.Size);
return(param);
}
}
//Create new parameter
param = new UniformParameter(autoType, data, size);
AddParameter(param);
return(param);
}
/// <summary>
/// Resolve uniform auto constant parameter with associated real data of this program
/// </summary>
/// <param name="autoType"> The auto type of the desired parameter </param>
/// <param name="data"> The data to associate with the auto parameter </param>
/// <param name="size"> number of elements in the parameter </param>
/// <returns> parameter instance in case of that resolve operation succeeded, otherwise null </returns>
public UniformParameter ResolveAutoParameterReal( GpuProgramParameters.AutoConstantType autoType, Real data,
int size )
{
UniformParameter param = null;
//check if parameter already exists.
param = GetParameterByAutoType( autoType );
if ( param != null )
{
if ( param.IsAutoConstantRealParameter && param.AutoConstantRealData == data )
{
param.Size = Axiom.Math.Utility.Max( size, param.Size );
return param;
}
}
//Create new parameter
param = new UniformParameter( autoType, data, size );
AddParameter( param );
return param;
}
/// <summary>
/// Resolve uniform auto constant parameter with associated real data of this program
/// </summary>
/// <param name="autoType"> The auto type of the desired parameter </param>
/// <param name="type"> The desried data type of the auto parameter </param>
/// <param name="data"> The data to associate with the auto parameter </param>
/// <param name="size"> number of elements in the parameter </param>
/// <returns> parameter instance in case of that resolve operation succeeded, otherwise null </returns>
public UniformParameter ResolveAutoParameterReal(GpuProgramParameters.AutoConstantType autoType,
Axiom.Graphics.GpuProgramParameters.GpuConstantType type,
Real data, int size)
{
UniformParameter param = null;
//check if parameter already exists
param = GetParameterByAutoType(autoType);
if (param != null)
{
if (param.IsAutoConstantRealParameter && param.AutoConstantRealData == data)
{
param.Size = Axiom.Math.Utility.Max(size, param.Size);
return(param);
}
}
//Create new parameter
param = new UniformParameter(autoType, data, size, type);
AddParameter(param);
return(param);
}
protected bool ResolveGlobalParameters( ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
//Resolve world view IT matrix
this.worldViewITMatrix =
vsProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.InverseTransposeWorldViewMatrix, 0 );
if ( this.worldViewITMatrix == null )
{
return false;
}
//Get surface ambient color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Ambient ) == 0 )
{
this.derivedAmbientLightColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.DerivedAmbientLightColor, 0 );
if ( this.derivedAmbientLightColor == null )
{
return false;
}
}
else
{
this.lightAmbientColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.AmbientLightColor, 0 );
if ( this.lightAmbientColor == null )
{
return false;
}
this.surfaceAmbientColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceAmbientColor, 0 );
if ( this.surfaceAmbientColor == null )
{
return false;
}
}
//Get surface diffuse color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Diffuse ) == 0 )
{
this.surfaceDiffuseColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceDiffuseColor, 0 );
if ( this.surfaceDiffuseColor == null )
{
return false;
}
}
//Get surface emissive color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Emissive ) == 0 )
{
this.surfaceEmissiveColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceEmissiveColor, 0 );
if ( this.surfaceEmissiveColor == null )
{
return false;
}
}
//Get derived scene color
this.derivedSceneColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.DerivedSceneColor, 0 );
if ( this.derivedSceneColor == null )
{
return false;
}
//Get surface shininess
this.surfaceShininess = psProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.SurfaceShininess, 0 );
if ( this.surfaceShininess == null )
{
return false;
}
//Resolve input vertex shader normal
this.vsInNormal = vsMain.ResolveInputParameter( Parameter.SemanticType.Normal, 0,
Parameter.ContentType.NormalObjectSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsInNormal == null )
{
return false;
}
this.vsOutNormal = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.NormalViewSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsOutNormal == null )
{
return false;
}
//Resolve input pixel shader normal.
this.psInNormal = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, this.vsOutNormal.Index,
this.vsOutNormal.Content, GpuProgramParameters.GpuConstantType.Float3 );
if ( this.psInNormal == null )
{
return false;
}
var inputParams = psMain.InputParameters;
var localParams = psMain.LocalParameters;
this.psDiffuse = Function.GetParameterByContent( inputParams, Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psDiffuse == null )
{
this.psDiffuse = Function.GetParameterByContent( localParams, Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psDiffuse == null )
{
return false;
}
}
this.psOutDiffuse = psMain.ResolveOutputParameter( Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psOutDiffuse == null )
{
return false;
}
this.psTempDiffuseColor = psMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0, "lPerPixelDiffuse",
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psTempDiffuseColor == null )
{
return false;
}
if ( this.specularEnable )
{
this.psSpecular = Function.GetParameterByContent( inputParams, Parameter.ContentType.ColorSpecular,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psSpecular == null )
{
this.psSpecular = Function.GetParameterByContent( localParams, Parameter.ContentType.ColorSpecular,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psSpecular == null )
{
return false;
}
}
this.psTempSpecularColor = psMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0,
"lPerPixelSpecular",
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psTempSpecularColor == null )
{
return false;
}
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
this.vsOutViewPos = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.PositionViewSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsOutViewPos == null )
{
return false;
}
this.psInViewPos = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.vsOutViewPos.Index, this.vsOutViewPos.Content,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.psInViewPos == null )
{
return false;
}
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0 );
if ( this.worldViewMatrix == null )
{
return false;
}
}
return true;
}
protected override bool ResolveParameters(ProgramSet programSet)
{
Program vsProgram = programSet.CpuVertexProgram;
Function vsMain = vsProgram.EntryPointFunction;
//REsolve world view IT matrix
this.worldViewITMatrix =
vsProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.InverseTransposeWorldViewMatrix, 0);
if (this.worldViewITMatrix == null)
{
return(false);
}
//Get surface ambient color if need to
if ((this.trackVertexColorType & TrackVertexColor.Ambient) == 0)
{
this.derivedAmbientLightColor =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.DerivedAmbientLightColor, 0);
if (this.derivedAmbientLightColor == null)
{
return(false);
}
}
else
{
this.lightAmbientColor =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.AmbientLightColor, 0);
if (this.lightAmbientColor == null)
{
return(false);
}
this.surfaceAmbientColor =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.SurfaceAmbientColor, 0);
if (this.surfaceAmbientColor == null)
{
return(false);
}
}
//Get surface diffuse color if need to.
if ((this.trackVertexColorType & TrackVertexColor.Diffuse) == 0)
{
this.surfaceDiffuseColor =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.SurfaceDiffuseColor, 0);
if (this.surfaceDiffuseColor == null)
{
return(false);
}
}
//Get surface specular color if need to
if ((this.trackVertexColorType & TrackVertexColor.Specular) == 0)
{
this.surfaceSpecularColor =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.SurfaceSpecularColor, 0);
if (this.surfaceSpecularColor == null)
{
return(false);
}
}
//Get surface emissive color if need to.
if ((this.trackVertexColorType & TrackVertexColor.Emissive) == 0)
{
this.surfaceEmissiveCoilor =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.SurfaceEmissiveColor, 0);
if (this.surfaceEmissiveCoilor == null)
{
return(false);
}
}
//Get derived scene color
this.derivedSceneColor =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.DerivedSceneColor, 0);
if (this.derivedSceneColor == null)
{
return(false);
}
//get surface shininess
this.surfaceShininess = vsProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.SurfaceShininess, 0);
if (this.surfaceShininess == null)
{
return(false);
}
//Resolve input vertex shader normal
this.vsInNormal = vsMain.ResolveInputParameter(Parameter.SemanticType.Normal, 0,
Parameter.ContentType.NormalObjectSpace,
GpuProgramParameters.GpuConstantType.Float3);
if (this.vsInNormal == null)
{
return(false);
}
if (this.trackVertexColorType != 0)
{
this.vsDiffuse = vsMain.ResolveInputParameter(Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4);
if (this.vsDiffuse == null)
{
return(false);
}
}
//Resolve output vertex shader diffuse color.
this.vsOutDiffuse = vsMain.ResolveOutputParameter(Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4);
if (this.vsOutDiffuse == null)
{
return(false);
}
//Resolve per light parameters
for (int i = 0; i < this.lightParamsList.Count; i++)
{
switch (this.lightParamsList[i].Type)
{
case LightType.Directional:
this.lightParamsList[i].Direction =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_position_view_space");
if (this.lightParamsList[i].Direction == null)
{
return(false);
}
break;
case LightType.Point:
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0);
if (this.worldViewMatrix == null)
{
return(false);
}
this.vsInPosition = vsMain.ResolveInputParameter(Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4);
if (this.vsInPosition == null)
{
return(false);
}
this.lightParamsList[i].Position =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_position_view_space");
if (this.lightParamsList[i].Position == null)
{
return(false);
}
this.lightParamsList[i].AttenuatParams =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_attenuation");
if (this.lightParamsList[i].AttenuatParams == null)
{
return(false);
}
break;
case LightType.Spotlight:
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0);
if (this.worldViewMatrix == null)
{
return(false);
}
this.vsInPosition = vsMain.ResolveInputParameter(Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4);
if (this.vsInPosition == null)
{
return(false);
}
this.lightParamsList[i].Position =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_position_view_space");
if (this.lightParamsList[i].Position == null)
{
return(false);
}
this.lightParamsList[i].Direction =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_direction_view_space");
if (this.lightParamsList[i].Direction == null)
{
return(false);
}
this.lightParamsList[i].AttenuatParams =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_attenuation");
if (this.lightParamsList[i].AttenuatParams == null)
{
return(false);
}
this.lightParamsList[i].SpotParams =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float3, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"spotlight_params");
if (this.lightParamsList[i].SpotParams == null)
{
return(false);
}
break;
}
//Resolve diffuse color
if ((this.trackVertexColorType & TrackVertexColor.Diffuse) == 0)
{
this.lightParamsList[i].DiffuseColor =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global |
GpuProgramParameters.GpuParamVariability.Lights,
"derived_light_diffuse");
if (this.lightParamsList[i].DiffuseColor == null)
{
return(false);
}
}
else
{
this.lightParamsList[i].DiffuseColor =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights, "light_diffuse");
if (this.lightParamsList[i].DiffuseColor == null)
{
return(false);
}
}
if (this.specularEnable)
{
//Resolve specular color
if ((this.trackVertexColorType & TrackVertexColor.Specular) == 0)
{
this.lightParamsList[i].SpecularColor =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global |
GpuProgramParameters.GpuParamVariability.Lights,
"derived_light_specular");
if (this.lightParamsList[i].SpecularColor == null)
{
return(false);
}
}
else
{
this.lightParamsList[i].SpecularColor =
vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_specular");
if (this.lightParamsList[i].SpecularColor == null)
{
return(false);
}
}
if (this.vsOutSpecular == null)
{
this.vsOutSpecular = vsMain.ResolveOutputParameter(Parameter.SemanticType.Color, 1,
Parameter.ContentType.ColorSpecular,
GpuProgramParameters.GpuConstantType.Float4);
if (this.vsOutSpecular == null)
{
return(false);
}
}
if (this.vsInPosition == null)
{
this.vsInPosition = vsMain.ResolveInputParameter(Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4);
if (this.vsInPosition == null)
{
return(false);
}
}
if (this.worldViewMatrix == null)
{
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0);
if (this.worldViewMatrix == null)
{
return(false);
}
}
}
}
return(true);
}
protected override bool ResolveParameters( ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Function vsMain = vsProgram.EntryPointFunction;
//REsolve world view IT matrix
this.worldViewITMatrix =
vsProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.InverseTransposeWorldViewMatrix, 0 );
if ( this.worldViewITMatrix == null )
{
return false;
}
//Get surface ambient color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Ambient ) == 0 )
{
this.derivedAmbientLightColor =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.DerivedAmbientLightColor, 0 );
if ( this.derivedAmbientLightColor == null )
{
return false;
}
}
else
{
this.lightAmbientColor =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.AmbientLightColor, 0 );
if ( this.lightAmbientColor == null )
{
return false;
}
this.surfaceAmbientColor =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceAmbientColor, 0 );
if ( this.surfaceAmbientColor == null )
{
return false;
}
}
//Get surface diffuse color if need to.
if ( ( this.trackVertexColorType & TrackVertexColor.Diffuse ) == 0 )
{
this.surfaceDiffuseColor =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceDiffuseColor, 0 );
if ( this.surfaceDiffuseColor == null )
{
return false;
}
}
//Get surface specular color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Specular ) == 0 )
{
this.surfaceSpecularColor =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceSpecularColor, 0 );
if ( this.surfaceSpecularColor == null )
{
return false;
}
}
//Get surface emissive color if need to.
if ( ( this.trackVertexColorType & TrackVertexColor.Emissive ) == 0 )
{
this.surfaceEmissiveCoilor =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceEmissiveColor, 0 );
if ( this.surfaceEmissiveCoilor == null )
{
return false;
}
}
//Get derived scene color
this.derivedSceneColor =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.DerivedSceneColor, 0 );
if ( this.derivedSceneColor == null )
{
return false;
}
//get surface shininess
this.surfaceShininess = vsProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.SurfaceShininess, 0 );
if ( this.surfaceShininess == null )
{
return false;
}
//Resolve input vertex shader normal
this.vsInNormal = vsMain.ResolveInputParameter( Parameter.SemanticType.Normal, 0,
Parameter.ContentType.NormalObjectSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsInNormal == null )
{
return false;
}
if ( this.trackVertexColorType != 0 )
{
this.vsDiffuse = vsMain.ResolveInputParameter( Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsDiffuse == null )
{
return false;
}
}
//Resolve output vertex shader diffuse color.
this.vsOutDiffuse = vsMain.ResolveOutputParameter( Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsOutDiffuse == null )
{
return false;
}
//Resolve per light parameters
for ( int i = 0; i < this.lightParamsList.Count; i++ )
{
switch ( this.lightParamsList[ i ].Type )
{
case LightType.Directional:
this.lightParamsList[ i ].Direction =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_position_view_space" );
if ( this.lightParamsList[ i ].Direction == null )
{
return false;
}
break;
case LightType.Point:
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0 );
if ( this.worldViewMatrix == null )
{
return false;
}
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
this.lightParamsList[ i ].Position =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_position_view_space" );
if ( this.lightParamsList[ i ].Position == null )
{
return false;
}
this.lightParamsList[ i ].AttenuatParams =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_attenuation" );
if ( this.lightParamsList[ i ].AttenuatParams == null )
{
return false;
}
break;
case LightType.Spotlight:
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0 );
if ( this.worldViewMatrix == null )
{
return false;
}
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
this.lightParamsList[ i ].Position =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_position_view_space" );
if ( this.lightParamsList[ i ].Position == null )
{
return false;
}
this.lightParamsList[ i ].Direction =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_direction_view_space" );
if ( this.lightParamsList[ i ].Direction == null )
{
return false;
}
this.lightParamsList[ i ].AttenuatParams =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_attenuation" );
if ( this.lightParamsList[ i ].AttenuatParams == null )
{
return false;
}
this.lightParamsList[ i ].SpotParams =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float3, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"spotlight_params" );
if ( this.lightParamsList[ i ].SpotParams == null )
{
return false;
}
break;
}
//Resolve diffuse color
if ( ( this.trackVertexColorType & TrackVertexColor.Diffuse ) == 0 )
{
this.lightParamsList[ i ].DiffuseColor =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global |
GpuProgramParameters.GpuParamVariability.Lights,
"derived_light_diffuse" );
if ( this.lightParamsList[ i ].DiffuseColor == null )
{
return false;
}
}
else
{
this.lightParamsList[ i ].DiffuseColor =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights, "light_diffuse" );
if ( this.lightParamsList[ i ].DiffuseColor == null )
{
return false;
}
}
if ( this.specularEnable )
{
//Resolve specular color
if ( ( this.trackVertexColorType & TrackVertexColor.Specular ) == 0 )
{
this.lightParamsList[ i ].SpecularColor =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global |
GpuProgramParameters.GpuParamVariability.Lights,
"derived_light_specular" );
if ( this.lightParamsList[ i ].SpecularColor == null )
{
return false;
}
}
else
{
this.lightParamsList[ i ].SpecularColor =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_specular" );
if ( this.lightParamsList[ i ].SpecularColor == null )
{
return false;
}
}
if ( this.vsOutSpecular == null )
{
this.vsOutSpecular = vsMain.ResolveOutputParameter( Parameter.SemanticType.Color, 1,
Parameter.ContentType.ColorSpecular,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsOutSpecular == null )
{
return false;
}
}
if ( this.vsInPosition == null )
{
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
}
if ( this.worldViewMatrix == null )
{
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0 );
if ( this.worldViewMatrix == null )
{
return false;
}
}
}
}
return true;
}
private bool ResolveGlobalParameters( ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
//Resolve normal map texture sampler parameter
this.normalMapSampler = psProgram.ResolveParameter(
Axiom.Graphics.GpuProgramParameters.GpuConstantType.Sampler2D, this.normalMapSamplerIndex,
GpuProgramParameters.GpuParamVariability.PerObject, "gNormalMapSampler" );
if ( this.normalMapSampler == null )
{
return false;
}
//Get surface ambient color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Ambient ) == 0 )
{
this.derivedAmbientLightColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.DerivedAmbientLightColor, 0 );
if ( this.derivedAmbientLightColor == null )
{
return false;
}
}
else
{
this.lightAmbientColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.AmbientLightColor, 0 );
if ( this.lightAmbientColor == null )
{
return false;
}
this.surfaceAmbientColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceAmbientColor, 0, 0 );
if ( this.surfaceAmbientColor == null )
{
return false;
}
}
//Get surface diffuse color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Diffuse ) == 0 )
{
this.surfaceDiffuseColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceDiffuseColor, 0 );
if ( this.surfaceDiffuseColor == null )
{
return false;
}
}
//Get surface specular color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Specular ) == 0 )
{
this.surfaceSpecularColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceSpecularColor, 0 );
if ( this.surfaceSpecularColor == null )
{
return false;
}
}
//Get surface emissive color if need to
if ( ( this.trackVertexColorType & TrackVertexColor.Emissive ) == 0 )
{
this.surfaceEmissiveColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.SurfaceEmissiveColor, 0 );
if ( this.surfaceEmissiveColor == null )
{
return false;
}
}
//Get derived scene color
this.derivedSceneColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.DerivedSceneColor, 0 );
if ( this.derivedSceneColor == null )
{
return false;
}
//Get surface shininess.
this.surfaceShininess = psProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.SurfaceShininess, 0 );
if ( this.surfaceShininess == null )
{
return false;
}
//Resolve input vertex shader normal
this.vsInNormal = vsMain.ResolveInputParameter( Parameter.SemanticType.Normal, 0,
Parameter.ContentType.NormalObjectSpace,
Axiom.Graphics.GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsInNormal == null )
{
return false;
}
//Resolve input vertex shader tangent
if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Tangent )
{
this.vsInTangent = vsMain.ResolveInputParameter( Parameter.SemanticType.Tangent, 0,
Parameter.ContentType.TangentObjectSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsInTangent == null )
{
return false;
}
//Resolve local vertex shader TNB matrix
this.vsTBNMatrix = vsMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0, "lMatTBN",
GpuProgramParameters.GpuConstantType.Matrix_3X3 );
if ( this.vsTBNMatrix == null )
{
return false;
}
}
//resolve input vertex shader texture coordinates
Parameter.ContentType texCoordToUse = Parameter.ContentType.TextureCoordinate0;
switch ( this.vsTexCoordSetIndex )
{
case 0:
texCoordToUse = Parameter.ContentType.TextureCoordinate0;
break;
case 1:
texCoordToUse = Parameter.ContentType.TextureCoordinate1;
break;
case 2:
texCoordToUse = Parameter.ContentType.TextureCoordinate2;
break;
case 3:
texCoordToUse = Parameter.ContentType.TextureCoordinate3;
break;
case 4:
texCoordToUse = Parameter.ContentType.TextureCoordinate4;
break;
case 5:
texCoordToUse = Parameter.ContentType.TextureCoordinate5;
break;
case 6:
texCoordToUse = Parameter.ContentType.TextureCoordinate6;
break;
case 7:
texCoordToUse = Parameter.ContentType.TextureCoordinate7;
break;
default:
throw new AxiomException( "vsTexCoordIndexOut of range", new ArgumentOutOfRangeException() );
}
this.vsInTexcoord = vsMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, this.vsTexCoordSetIndex,
texCoordToUse, GpuProgramParameters.GpuConstantType.Float2 );
if ( this.vsInTexcoord == null )
{
return false;
}
//Resolve output vertex shader texture coordinates
this.vsOutTexcoord = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1, texCoordToUse,
GpuProgramParameters.GpuConstantType.Float2 );
if ( this.vsOutTexcoord == null )
{
return false;
}
//resolve pixel input texture coordinates normal
this.psInTexcoord = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, this.vsOutTexcoord.Index,
this.vsOutTexcoord.Content, this.vsOutTexcoord.Type );
if ( this.psInTexcoord == null )
{
return false;
}
//Resolve pixel shader normal.
if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Object )
{
this.psNormal = psMain.ResolveLocalParameter( Parameter.SemanticType.Normal, 0,
Parameter.ContentType.NormalObjectSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.psNormal == null )
{
return false;
}
}
else if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Tangent )
{
this.psNormal = psMain.ResolveLocalParameter( Parameter.SemanticType.Normal, 0,
Parameter.ContentType.NormalTangentSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.psNormal == null )
{
return false;
}
}
var inputParams = psMain.InputParameters;
var localParams = psMain.LocalParameters;
this.psDiffuse = Function.GetParameterByContent( inputParams, Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psDiffuse == null )
{
this.psDiffuse = Function.GetParameterByContent( localParams, Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psDiffuse == null )
{
return false;
}
}
this.psOutDiffuse = psMain.ResolveOutputParameter( Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psOutDiffuse == null )
{
return false;
}
this.psTempDiffuseColor = psMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0, "lNormalMapDiffuse",
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psTempDiffuseColor == null )
{
return false;
}
if ( this.specularEnabled )
{
this.psSpecular = Function.GetParameterByContent( inputParams, Parameter.ContentType.ColorSpecular,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psSpecular == null )
{
this.psSpecular = Function.GetParameterByContent( localParams, Parameter.ContentType.ColorSpecular,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psSpecular == null )
{
return false;
}
}
this.psTempSpecularColor = psMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0,
"lNormalMapSpecular",
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psTempSpecularColor == null )
{
return false;
}
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Tangent )
{
this.vsOutView = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.PostOCameraTangentSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsOutView == null )
{
return false;
}
}
else if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Object )
{
this.vsOutView = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.PostOCameraTangentSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsOutView == null )
{
return false;
}
}
this.psInView = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, this.vsOutView.Index,
this.vsOutView.Content, this.vsOutView.Type );
if ( this.psInView == null )
{
return false;
}
//Resolve camera position world space
this.camPosWorldSpace =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.CameraPosition, 0 );
if ( this.camPosWorldSpace == null )
{
return false;
}
this.vsLocalDir = vsMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0, "lNormalMapTempDir",
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsLocalDir == null )
{
return false;
}
this.vsWorldPosition = vsMain.ResolveLocalParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionWorldSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsWorldPosition == null )
{
return false;
}
//Resolve world matrix
this.worldMatrix = vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldMatrix, 0 );
if ( this.worldMatrix == null )
{
return false;
}
//Resolve inverse world rotation matrix
this.worldInvRotMatrix = vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Matrix_4X4, -1,
GpuProgramParameters.GpuParamVariability.PerObject,
"inv_world_rotation_matrix" );
if ( this.worldInvRotMatrix == null )
{
return false;
}
}
return true;
}
private bool ResolvePerLightParameters( ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
for ( int i = 0; i < this.lightParamsList.Count; i++ )
{
switch ( this.lightParamsList[ i ].Type )
{
case LightType.Directional:
this.lightParamsList[ i ].Direction =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.PerObject,
"light_direction_obj_space" );
if ( this.lightParamsList[ i ].Direction == null )
{
return false;
}
Parameter.ContentType pctToUse;
if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Tangent )
{
switch ( i )
{
case 0:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace0;
break;
case 1:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace1;
break;
case 2:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace2;
break;
case 3:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace3;
break;
case 4:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace4;
break;
case 5:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace5;
break;
case 6:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace6;
break;
default:
throw new AxiomException( "Index out of range" );
}
this.lightParamsList[ i ].VSOutDirection =
vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1, pctToUse,
GpuProgramParameters.GpuConstantType.Float3 );
}
else if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Object )
{
switch ( i )
{
case 0:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace0;
break;
case 1:
pctToUse = Parameter.ContentType.LightDirectionTangentSpace1;
break;
case 2:
pctToUse = Parameter.ContentType.LightDirectionObjectSpace2;
break;
case 3:
pctToUse = Parameter.ContentType.LightDirectionObjectSpace3;
break;
case 4:
pctToUse = Parameter.ContentType.LightDirectionObjectSpace4;
break;
case 5:
pctToUse = Parameter.ContentType.LightDirectionObjectSpace5;
break;
case 6:
pctToUse = Parameter.ContentType.LightDirectionObjectSpace6;
break;
default:
throw new AxiomException( "Index out of range" );
}
this.lightParamsList[ i ].VSOutToLightDir =
vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1, pctToUse,
GpuProgramParameters.GpuConstantType.Float3 );
}
if ( this.lightParamsList[ i ].VSOutToLightDir == null )
{
return false;
}
this.lightParamsList[ i ].PSInDirection =
psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.lightParamsList[ i ].VSOutToLightDir.Index,
this.lightParamsList[ i ].VSOutToLightDir.Content,
this.lightParamsList[ i ].VSOutToLightDir.Type );
if ( this.lightParamsList[ i ].PSInDirection == null )
{
return false;
}
break;
case LightType.Point:
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
this.lightParamsList[ i ].Position =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights |
GpuProgramParameters.GpuParamVariability.PerObject,
"light_position_world_space" );
if ( this.lightParamsList[ i ].Position == null )
{
return false;
}
if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Tangent )
{
this.lightParamsList[ i ].VSOutToLightDir =
vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
IntToEnum( RTShaderSystem.NormalMapSpace.Tangent, i ),
GpuProgramParameters.GpuConstantType.Float3 );
}
else if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Object )
{
this.lightParamsList[ i ].VSOutToLightDir =
vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
IntToEnum( RTShaderSystem.NormalMapSpace.Object, i ),
GpuProgramParameters.GpuConstantType.Float3 );
}
if ( this.lightParamsList[ i ].VSOutToLightDir == null )
{
return false;
}
this.lightParamsList[ i ].PSInToLightDir =
psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.lightParamsList[ i ].VSOutToLightDir.Index,
this.lightParamsList[ i ].VSOutToLightDir.Content,
this.lightParamsList[ i ].VSOutToLightDir.Type );
if ( this.lightParamsList[ i ].PSInToLightDir == null )
{
return false;
}
this.lightParamsList[ i ].AttenuatParams =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_attenuation" );
if ( this.lightParamsList[ i ].AttenuatParams == null )
{
return false;
}
//Resolve local dir
if ( this.vsLocalDir == null )
{
this.vsLocalDir = vsMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0,
"lNormalMapTempDir",
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsLocalDir == null )
{
return false;
}
}
//Resolve world position
if ( this.vsWorldPosition == null )
{
this.vsWorldPosition = vsMain.ResolveLocalParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionWorldSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsWorldPosition == null )
{
return false;
}
}
//resolve world matrix
if ( this.worldMatrix == null )
{
this.worldMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldMatrix, 0 );
if ( this.worldMatrix == null )
{
return false;
}
}
//resolve inverse world rotation matrix
if ( this.worldInvRotMatrix == null )
{
this.worldInvRotMatrix =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Matrix_4X4, -1,
GpuProgramParameters.GpuParamVariability.PerObject,
"inv_world_rotation_matrix" );
if ( this.worldInvRotMatrix == null )
{
return false;
}
}
break;
case LightType.Spotlight:
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
this.lightParamsList[ i ].Position =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights |
GpuProgramParameters.GpuParamVariability.PerObject,
"light_position_world_space" );
if ( this.lightParamsList[ i ].Position == null )
{
return false;
}
if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Tangent )
{
this.lightParamsList[ i ].VSOutToLightDir =
vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
IntToEnum( RTShaderSystem.NormalMapSpace.Tangent, i ),
GpuProgramParameters.GpuConstantType.Float3 );
}
if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Object )
{
this.lightParamsList[ i ].VSOutToLightDir =
vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
IntToEnum( RTShaderSystem.NormalMapSpace.Object, i ),
GpuProgramParameters.GpuConstantType.Float3 );
}
if ( this.lightParamsList[ i ].VSOutToLightDir == null )
{
return false;
}
this.lightParamsList[ i ].PSInToLightDir =
psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.lightParamsList[ i ].VSOutToLightDir.Index,
this.lightParamsList[ i ].VSOutToLightDir.Content,
this.lightParamsList[ i ].VSOutToLightDir.Type );
if ( this.lightParamsList[ i ].PSInToLightDir == null )
{
return false;
}
this.lightParamsList[ i ].Direction =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights |
GpuProgramParameters.GpuParamVariability.PerObject,
"light_direction_obj_space" );
if ( this.lightParamsList[ i ].Direction == null )
{
return false;
}
if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Tangent )
{
this.lightParamsList[ i ].VSOutDirection =
vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
IntToEnum( RTShaderSystem.NormalMapSpace.Tangent, i ),
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.lightParamsList[ i ].VSOutDirection == null )
{
return false;
}
}
else if ( this.normalMapSpace == RTShaderSystem.NormalMapSpace.Object )
{
this.lightParamsList[ i ].VSOutDirection =
vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
IntToEnum( RTShaderSystem.NormalMapSpace.Object, i ),
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.lightParamsList[ i ].VSOutDirection == null )
{
return false;
}
}
if ( this.lightParamsList[ i ].VSOutDirection == null )
{
return false;
}
this.lightParamsList[ i ].PSInDirection =
psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.lightParamsList[ i ].VSOutDirection.Index,
this.lightParamsList[ i ].VSOutDirection.Content,
this.lightParamsList[ i ].VSOutDirection.Type );
if ( this.lightParamsList[ i ].PSInDirection == null )
{
return false;
}
this.lightParamsList[ i ].AttenuatParams =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_attenuation" );
if ( this.lightParamsList[ i ].AttenuatParams == null )
{
return false;
}
this.lightParamsList[ i ].SpotParams =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float3, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"spotlight_params" );
if ( this.lightParamsList[ i ].SpotParams == null )
{
return false;
}
//Resolve local dir
if ( this.vsLocalDir == null )
{
this.vsLocalDir = vsMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0,
"lNormalMapTempDir",
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsLocalDir == null )
{
return false;
}
}
//resolve world postion
if ( this.vsWorldPosition == null )
{
this.vsWorldPosition = vsMain.ResolveLocalParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionWorldSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsWorldPosition == null )
{
return false;
}
}
//resolve world matrix
if ( this.worldMatrix == null )
{
this.worldMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldMatrix, 0 );
if ( this.worldMatrix == null )
{
return false;
}
}
//resovle inverse world rotation matrix
if ( this.worldInvRotMatrix == null )
{
this.worldInvRotMatrix =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Matrix_4X4, -1,
GpuProgramParameters.GpuParamVariability.PerObject,
"inv_world_rotation_matrix" );
if ( this.worldInvRotMatrix == null )
{
return false;
}
}
break;
}
//resolve diffuse color
if ( ( this.trackVertexColorType & TrackVertexColor.Diffuse ) == 0 )
{
this.lightParamsList[ i ].DiffuseColor =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"derived_light_diffuse" );
if ( this.lightParamsList[ i ].DiffuseColor == null )
{
return false;
}
}
else
{
this.lightParamsList[ i ].DiffuseColor =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights, "light_diffuse" );
if ( this.lightParamsList[ i ].DiffuseColor == null )
{
return false;
}
}
if ( this.specularEnabled )
{
//resolve specular color
if ( ( this.trackVertexColorType & TrackVertexColor.Specular ) == 0 )
{
this.lightParamsList[ i ].SpecularColor =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"derived_light_specular" );
if ( this.lightParamsList[ i ].SpecularColor == null )
{
return false;
}
}
else
{
this.lightParamsList[ i ].SpecularColor =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_specular" );
if ( this.lightParamsList[ i ].SpecularColor == null )
{
return false;
}
}
}
}
return true;
}
private void RemoveParameter( UniformParameter parameter )
{
for ( int i = 0; i < this.parameters.Count; i++ )
{
if ( this.parameters[ i ] == parameter )
{
this.parameters[ i ] = null;
this.parameters.RemoveAt( i );
break;
}
}
}
private void AddParameter( UniformParameter parameter )
{
if ( GetParameterByName( parameter.Name ) != null )
{
throw new Axiom.Core.AxiomException( "Parameter <" + parameter.Name + "> already declared in program." );
}
this.parameters.Add( parameter );
}
protected override bool ResolveParameters( ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
//Get input position parameter
this.vsInPos = Function.GetParameterBySemantic( vsMain.InputParameters, Parameter.SemanticType.Position, 0 );
if ( this.vsInPos == null )
{
return false;
}
//Get output position parameter
this.vsOutPos = Function.GetParameterBySemantic( vsMain.OutputParameters, Parameter.SemanticType.Position, 0 );
if ( this.vsOutPos == null )
{
return false;
}
//Resolve vertex shader output depth.
this.vsOutDepth = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.DepthViewSpace,
GpuProgramParameters.GpuConstantType.Float1 );
if ( this.vsOutDepth == null )
{
return false;
}
//Resolve input depth parameter.
this.psInDepth = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, this.vsOutDepth.Index,
this.vsOutDepth.Content, GpuProgramParameters.GpuConstantType.Float1 );
if ( this.psInDepth == null )
{
return false;
}
//Get in/local specular paramter
this.psSpecular = Function.GetParameterBySemantic( psMain.InputParameters, Parameter.SemanticType.Color, 1 );
if ( this.psSpecular == null )
{
this.psSpecular = Function.GetParameterBySemantic( psMain.LocalParameters, Parameter.SemanticType.Color, 1 );
if ( this.psSpecular == null )
{
return false;
}
}
//Resolve computed local shadow color parameter.
this.psLocalShadowFactor = psMain.ResolveLocalParameter( Parameter.SemanticType.Unknown, 0, "lShadowFactor",
GpuProgramParameters.GpuConstantType.Float1 );
if ( this.psLocalShadowFactor == null )
{
return false;
}
//Resolve computed local shadow color parameter
this.psSplitPoints = psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global,
"pssm_split_points" );
if ( this.psSplitPoints == null )
{
return false;
}
//Get derived scene color
this.psDerivedSceneColor =
psProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.DerivedSceneColor, 0 );
if ( this.psDerivedSceneColor == null )
{
return false;
}
int lightIndex = 0;
foreach ( var it in this.shadowTextureParamsList )
{
it.WorldViewProjMatrix = vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Matrix_4X4, -1,
GpuProgramParameters.GpuParamVariability.PerObject,
"world_texture_view_proj" );
if ( it.WorldViewProjMatrix == null )
{
return false;
}
Parameter.ContentType lightSpace = Parameter.ContentType.PositionLightSpace0;
switch ( lightIndex )
{
case 1:
lightSpace = Parameter.ContentType.PositionLightSpace1;
break;
case 2:
lightSpace = Parameter.ContentType.PositionLightSpace2;
break;
case 3:
lightSpace = Parameter.ContentType.PositionLightSpace3;
break;
case 4:
lightSpace = Parameter.ContentType.PositionLightSpace4;
break;
case 5:
lightSpace = Parameter.ContentType.PositionLightSpace5;
break;
case 6:
lightSpace = Parameter.ContentType.PositionLightSpace6;
break;
case 7:
lightSpace = Parameter.ContentType.PositionLightSpace7;
break;
}
it.VSOutLightPosition = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
lightSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( it.VSOutLightPosition == null )
{
return false;
}
it.PSInLightPosition = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
it.VSOutLightPosition.Index,
it.VSOutLightPosition.Content,
GpuProgramParameters.GpuConstantType.Float4 );
if ( it.PSInLightPosition == null )
{
return false;
}
it.TextureSampler = psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Sampler2D,
it.TextureSamplerIndex,
GpuProgramParameters.GpuParamVariability.Global,
"shadow_map" );
if ( it.TextureSampler == null )
{
return false;
}
it.InvTextureSize = psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global,
"inv_shadow_texture_size" );
if ( it.InvTextureSize == null )
{
return false;
}
lightIndex++;
}
return true;
}
private static bool CompareUniformByName( UniformParameter param, string str )
{
return param.Name == str;
}
protected override bool ResolveParameters( ProgramSet programSet )
{
if ( this.fogMode == FogMode.None )
{
return true;
}
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
//Resolve world view matrix.
this.worldViewProjMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldViewProjMatrix, 0 );
if ( this.worldViewProjMatrix == null )
{
return false;
}
//Resolve vertex shader input position
this.vsInPos = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPos == null )
{
return false;
}
//Resolve fog color
this.fogColor = psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global, "gFogColor" );
if ( this.fogColor == null )
{
return false;
}
//Resolve pixel shader output diffuse color
this.psOutDiffuse = psMain.ResolveOutputParameter( Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psOutDiffuse == null )
{
return false;
}
//Per pixel fog
if ( this.calcMode == CalcMode.PerPixel )
{
//Resolve fog params
this.fogParams = psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global, "gFogParams" );
if ( this.fogParams == null )
{
return false;
}
//Resolve vertex shader output depth
this.vsOutDepth = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.DepthViewSpace,
GpuProgramParameters.GpuConstantType.Float1 );
if ( this.vsOutDepth == null )
{
return false;
}
//Resolve pixel shader input depth.
this.psInDepth = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, this.vsOutDepth.Index,
this.vsOutDepth.Content,
GpuProgramParameters.GpuConstantType.Float1 );
if ( this.psInDepth == null )
{
return false;
}
}
//per vertex fog
else
{
this.fogParams = vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global, "gFogParams" );
if ( this.fogParams == null )
{
return false;
}
//Resolve vertex shader output fog factor
this.vsOutFogFactor = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.Unknown,
GpuProgramParameters.GpuConstantType.Float1 );
if ( this.vsOutFogFactor == null )
{
return false;
}
//Resolve pixel shader input fog factor
this.psInFogFactor = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.vsOutFogFactor.Index, this.vsOutFogFactor.Content,
GpuProgramParameters.GpuConstantType.Float1 );
if ( this.psInFogFactor == null )
{
return false;
}
}
return true;
}
protected override bool AddFunctionInvocations(ProgramSet programSet)
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function psMain = psProgram.EntryPointFunction;
Function vsMain = vsProgram.EntryPointFunction;
FunctionInvocation curFuncInvocation = null;
//Calculate the position and size of the texture in the atlas in the vertex shader
int groupOrder = ((int)FFPRenderState.FFPVertexShaderStage.VSTexturing -
(int)FFPRenderState.FFPVertexShaderStage.VSLighting) / 2;
int internalCounter = 0;
for (int i = 0; i < TextureAtlasSampler.MaxTextures; i++)
{
if (this.isAtlasTextureUnits[i] == true)
{
Operand.OpMask textureIndexMask = Operand.OpMask.X;
switch (i)
{
case 1:
textureIndexMask = Operand.OpMask.Y;
break;
case 2:
textureIndexMask = Operand.OpMask.Z;
break;
case 3:
textureIndexMask = Operand.OpMask.W;
break;
}
curFuncInvocation = new FunctionInvocation(FFPRenderState.FFPFuncAssign, groupOrder,
internalCounter++);
curFuncInvocation.PushOperand(this.vsTextureTable[i], Operand.OpSemantic.In);
curFuncInvocation.PushOperand(this.vsInpTextureTableIndex, Operand.OpSemantic.In, (int)textureIndexMask,
1);
curFuncInvocation.PushOperand(this.vsOutTextureDatas[i], Operand.OpSemantic.Out);
vsMain.AddAtomInstance(curFuncInvocation);
}
}
//sample the texture in the fragment shader given the extracted data in the pixel shader
// groupOrder = (FFP_PS_SAMPLING + FFP_PS_TEXTURING) / 2;
internalCounter = 0;
var inpParams = psMain.InputParameters;
var localParams = psMain.LocalParameters;
Parameter psAtlasTextureCoord = psMain.ResolveLocalParameter(Parameter.SemanticType.Unknown, -1,
"atlasCoord",
GpuProgramParameters.GpuConstantType.Float2);
for (int j = 0; j < TextureAtlasSampler.MaxTextures; j++)
{
if (this.isAtlasTextureUnits[j] == true)
{
//Find the texture coordinates texel and sampler from the original FFPTexturing
Parameter texcoord = Function.GetParameterByContent(inpParams,
(Parameter.ContentType)
((int)Parameter.ContentType.TextureCoordinate0 +
j),
GpuProgramParameters.GpuConstantType.Float2);
Parameter texel = Function.GetParameterByName(localParams, this.paramTexel + j.ToString());
UniformParameter sampler =
psProgram.GetParameterByType(GpuProgramParameters.GpuConstantType.Sampler2D, j);
//TODO
string addressUFuncName = GetAddressingFunctionName(this.textureAddressings[j].U);
string addressVFuncName = GetAddressingFunctionName(this.textureAddressings[j].V);
//Create a function which will replace the texel with the texture texel
if ((texcoord != null) && (texel != null) && (sampler != null) &&
(addressUFuncName != null) && (addressVFuncName != null))
{
//calculate the U value due to addressing mode
curFuncInvocation = new FunctionInvocation(addressUFuncName, groupOrder, internalCounter++);
curFuncInvocation.PushOperand(texcoord, Operand.OpSemantic.In, Operand.OpMask.X);
curFuncInvocation.PushOperand(psAtlasTextureCoord, Operand.OpSemantic.Out, Operand.OpMask.X);
psMain.AddAtomInstance(curFuncInvocation);
//calculate the V value due to addressing mode
curFuncInvocation = new FunctionInvocation(addressVFuncName, groupOrder, internalCounter++);
curFuncInvocation.PushOperand(texcoord, Operand.OpSemantic.In, Operand.OpMask.Y);
curFuncInvocation.PushOperand(psAtlasTextureCoord, Operand.OpSemantic.Out, Operand.OpMask.Y);
psMain.AddAtomInstance(curFuncInvocation);
//sample the texel color
curFuncInvocation =
new FunctionInvocation(this.autoAdjustPollPosition ? SGXFuncAtlasSampleAutoAdjust : SGXFuncAtlasSampleNormal,
groupOrder, internalCounter++);
curFuncInvocation.PushOperand(sampler, Operand.OpSemantic.In);
curFuncInvocation.PushOperand(texcoord, Operand.OpSemantic.In, (int)(Operand.OpMask.X | Operand.OpMask.Y));
curFuncInvocation.PushOperand(psAtlasTextureCoord, Operand.OpSemantic.In);
curFuncInvocation.PushOperand(this.psInpTextureData[j], Operand.OpSemantic.In);
curFuncInvocation.PushOperand(this.psTextureSizes[j], Operand.OpSemantic.In);
curFuncInvocation.PushOperand(texel, Operand.OpSemantic.Out);
psMain.AddAtomInstance(curFuncInvocation);
}
}
}
return(true);
}
private static bool CompareUniformByName(UniformParameter param, string str)
{
return(param.Name == str);
}
protected override bool ResolveParameters(ProgramSet programSet)
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
//Get input position parameter
this.vsInPos = Function.GetParameterBySemantic(vsMain.InputParameters, Parameter.SemanticType.Position, 0);
if (this.vsInPos == null)
{
return(false);
}
//Get output position parameter
this.vsOutPos = Function.GetParameterBySemantic(vsMain.OutputParameters, Parameter.SemanticType.Position, 0);
if (this.vsOutPos == null)
{
return(false);
}
//Resolve vertex shader output depth.
this.vsOutDepth = vsMain.ResolveOutputParameter(Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.DepthViewSpace,
GpuProgramParameters.GpuConstantType.Float1);
if (this.vsOutDepth == null)
{
return(false);
}
//Resolve input depth parameter.
this.psInDepth = psMain.ResolveInputParameter(Parameter.SemanticType.TextureCoordinates, this.vsOutDepth.Index,
this.vsOutDepth.Content, GpuProgramParameters.GpuConstantType.Float1);
if (this.psInDepth == null)
{
return(false);
}
//Get in/local specular paramter
this.psSpecular = Function.GetParameterBySemantic(psMain.InputParameters, Parameter.SemanticType.Color, 1);
if (this.psSpecular == null)
{
this.psSpecular = Function.GetParameterBySemantic(psMain.LocalParameters, Parameter.SemanticType.Color, 1);
if (this.psSpecular == null)
{
return(false);
}
}
//Resolve computed local shadow color parameter.
this.psLocalShadowFactor = psMain.ResolveLocalParameter(Parameter.SemanticType.Unknown, 0, "lShadowFactor",
GpuProgramParameters.GpuConstantType.Float1);
if (this.psLocalShadowFactor == null)
{
return(false);
}
//Resolve computed local shadow color parameter
this.psSplitPoints = psProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global,
"pssm_split_points");
if (this.psSplitPoints == null)
{
return(false);
}
//Get derived scene color
this.psDerivedSceneColor =
psProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.DerivedSceneColor, 0);
if (this.psDerivedSceneColor == null)
{
return(false);
}
int lightIndex = 0;
foreach (var it in this.shadowTextureParamsList)
{
it.WorldViewProjMatrix = vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Matrix_4X4, -1,
GpuProgramParameters.GpuParamVariability.PerObject,
"world_texture_view_proj");
if (it.WorldViewProjMatrix == null)
{
return(false);
}
Parameter.ContentType lightSpace = Parameter.ContentType.PositionLightSpace0;
switch (lightIndex)
{
case 1:
lightSpace = Parameter.ContentType.PositionLightSpace1;
break;
case 2:
lightSpace = Parameter.ContentType.PositionLightSpace2;
break;
case 3:
lightSpace = Parameter.ContentType.PositionLightSpace3;
break;
case 4:
lightSpace = Parameter.ContentType.PositionLightSpace4;
break;
case 5:
lightSpace = Parameter.ContentType.PositionLightSpace5;
break;
case 6:
lightSpace = Parameter.ContentType.PositionLightSpace6;
break;
case 7:
lightSpace = Parameter.ContentType.PositionLightSpace7;
break;
}
it.VSOutLightPosition = vsMain.ResolveOutputParameter(Parameter.SemanticType.TextureCoordinates, -1,
lightSpace,
GpuProgramParameters.GpuConstantType.Float4);
if (it.VSOutLightPosition == null)
{
return(false);
}
it.PSInLightPosition = psMain.ResolveInputParameter(Parameter.SemanticType.TextureCoordinates,
it.VSOutLightPosition.Index,
it.VSOutLightPosition.Content,
GpuProgramParameters.GpuConstantType.Float4);
if (it.PSInLightPosition == null)
{
return(false);
}
it.TextureSampler = psProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Sampler2D,
it.TextureSamplerIndex,
GpuProgramParameters.GpuParamVariability.Global,
"shadow_map");
if (it.TextureSampler == null)
{
return(false);
}
it.InvTextureSize = psProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global,
"inv_shadow_texture_size");
if (it.InvTextureSize == null)
{
return(false);
}
lightIndex++;
}
return(true);
}
private void WriteUniformParameter( StreamWriter stream, UniformParameter parameter )
{
stream.Write( this.gpuConstTypeMap[ parameter.Type ] );
stream.Write( "\t" );
stream.Write( parameter.Name );
if ( parameter.IsArray )
{
stream.Write( "[" + parameter.Size + "]" );
}
if ( parameter.IsSampler )
{
stream.Write( " : register(s" + parameter.Index + ")" );
}
}
protected override bool ResolveParameters( Axiom.Components.RTShaderSystem.ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
//Resolve vertex shader output position in projective space.
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
this.vsOriginalOutPositionProjectiveSpace = vsMain.ResolveOutputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.
PositionProjectiveSpace,
Graphics.GpuProgramParameters.
GpuConstantType.
Float4 );
if ( this.vsOriginalOutPositionProjectiveSpace == null )
{
return false;
}
var positionProjectiveSpaceAsTexcoord = (Parameter.ContentType)( Parameter.ContentType.CustomContentBegin + 1 );
this.vsOutPositionProjectiveSpace = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
positionProjectiveSpaceAsTexcoord,
Graphics.GpuProgramParameters.GpuConstantType.
Float4 );
if ( this.vsOutPositionProjectiveSpace == null )
{
return false;
}
//Resolve ps input position in projective space
this.psInPositionProjectiveSpace = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.vsOutPositionProjectiveSpace.Index,
this.vsOutPositionProjectiveSpace.Content,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psInPositionProjectiveSpace == null )
{
return false;
}
//Resolve vertex shader uniform monitors count
this.vsInMonitorsCount = vsProgram.ResolveParameter( Graphics.GpuProgramParameters.GpuConstantType.Float2, -1,
Graphics.GpuProgramParameters.GpuParamVariability.Global,
"monitorsCount" );
if ( this.vsInMonitorsCount == null )
{
return false;
}
//Resolve pixel shader uniform monitors count
this.psInMonitorsCount = psProgram.ResolveParameter( Graphics.GpuProgramParameters.GpuConstantType.Float2, -1,
Graphics.GpuProgramParameters.GpuParamVariability.Global,
"monitorsCount" );
if ( this.psInMonitorsCount == null )
{
return false;
}
//Resolve the current world & view matrices concatenated
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt( Graphics.GpuProgramParameters.AutoConstantType.WorldViewMatrix,
0 );
if ( this.worldViewMatrix == null )
{
return false;
}
//Resolve the current projection matrix
this.projectionMatrix = vsProgram.ResolveAutoParameterInt(
Graphics.GpuProgramParameters.AutoConstantType.ProjectionMatrix, 0 );
if ( this.projectionMatrix == null )
{
return false;
}
var monitorIndex = Parameter.ContentType.TextureCoordinate3;
//Resolve vertex shader monitor index
this.vsInMonitorIndex = vsMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, 3, monitorIndex,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInMonitorIndex == null )
{
return false;
}
Parameter.ContentType matrixR0 = Parameter.ContentType.TextureCoordinate4;
Parameter.ContentType matrixR1 = Parameter.ContentType.TextureCoordinate5;
Parameter.ContentType matrixR2 = Parameter.ContentType.TextureCoordinate6;
Parameter.ContentType matrixR3 = Parameter.ContentType.TextureCoordinate7;
//Resolve vertex shader viewport offset matrix
this.vsInViewportOffsetMatrixR0 = vsMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, 4,
matrixR0,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInViewportOffsetMatrixR0 == null )
{
return false;
}
this.vsInViewportOffsetMatrixR1 = vsMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, 4,
matrixR1,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInViewportOffsetMatrixR1 == null )
{
return false;
}
this.vsInViewportOffsetMatrixR2 = vsMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, 4,
matrixR2,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInViewportOffsetMatrixR2 == null )
{
return false;
}
this.vsInViewportOffsetMatrixR3 = vsMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, 4,
matrixR3,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInViewportOffsetMatrixR3 == null )
{
return false;
}
this.vsOutMonitorIndex = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1, monitorIndex,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsOutMonitorIndex == null )
{
return false;
}
//Resolve ps input monitor index
this.psInMonitorIndex = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.vsOutMonitorIndex.Index,
this.vsOutMonitorIndex.Content,
Graphics.GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psInMonitorIndex == null )
{
return false;
}
return true;
}
protected bool ResolvePerLightParameters( ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
//Resolve per light parameters
for ( int i = 0; i < this.lightParamsList.Count; i++ )
{
switch ( this.lightParamsList[ i ].Type )
{
case LightType.Directional:
this.lightParamsList[ i ].Direction =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_direction_view_space" );
if ( this.lightParamsList[ i ].Direction == null )
{
return false;
}
break;
case LightType.Point:
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0 );
if ( this.worldViewMatrix == null )
{
return false;
}
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
this.lightParamsList[ i ].Position =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_position_view_space" );
if ( this.lightParamsList[ i ].Position == null )
{
return false;
}
this.lightParamsList[ i ].AttenuatParams =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_attenuation" );
if ( this.lightParamsList[ i ].AttenuatParams == null )
{
return false;
}
if ( this.vsOutViewPos == null )
{
this.vsOutViewPos = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.PositionViewSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsOutViewPos == null )
{
return false;
}
this.psInViewPos = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.vsOutViewPos.Index, this.vsOutViewPos.Content,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.psInViewPos == null )
{
return false;
}
}
break;
case LightType.Spotlight:
this.worldViewMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldViewMatrix, 0 );
if ( this.worldViewMatrix == null )
{
return false;
}
this.vsInPosition = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInPosition == null )
{
return false;
}
this.lightParamsList[ i ].Position =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_position_view_space" );
if ( this.lightParamsList[ i ].Position == null )
{
return false;
}
this.lightParamsList[ i ].Direction =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_direction_view_space" );
if ( this.lightParamsList[ i ].Direction == null )
{
return false;
}
this.lightParamsList[ i ].AttenuatParams =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_attenuation" );
if ( this.lightParamsList[ i ].AttenuatParams == null )
{
return false;
}
this.lightParamsList[ i ].SpotParams =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float3, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"spotlight_params" );
if ( this.lightParamsList[ i ].SpotParams == null )
{
return false;
}
if ( this.vsOutViewPos == null )
{
this.vsOutViewPos = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.PositionViewSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsOutViewPos == null )
{
return false;
}
this.psInViewPos = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.vsOutViewPos.Index,
this.vsOutViewPos.Content,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.psInViewPos == null )
{
return false;
}
}
break;
}
//Resolve diffuse color
if ( ( this.trackVertexColorType & TrackVertexColor.Diffuse ) == 0 )
{
this.lightParamsList[ i ].DiffuseColor =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights |
GpuProgramParameters.GpuParamVariability.Global,
"derived_light_diffuse" );
if ( this.lightParamsList[ i ].DiffuseColor == null )
{
return false;
}
}
else
{
this.lightParamsList[ i ].DiffuseColor =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights, "light_diffuse" );
if ( this.lightParamsList[ i ].DiffuseColor == null )
{
return false;
}
}
if ( this.specularEnable )
{
//Resolve specular color
if ( ( this.trackVertexColorType & TrackVertexColor.Specular ) == 0 )
{
this.lightParamsList[ i ].SpecularColor =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights |
GpuProgramParameters.GpuParamVariability.Global,
"derived_light_specular" );
if ( this.lightParamsList[ i ].SpecularColor == null )
{
return false;
}
}
else
{
this.lightParamsList[ i ].SpecularColor =
psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"light_specular" );
if ( this.lightParamsList[ i ].SpecularColor == null )
{
return false;
}
}
}
}
return true;
}
private bool ResolveUniformParams( TextureUnitParams textureUnitParams, ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
//Resolve texture sampler parameter.
textureUnitParams.TextureSampler = psProgram.ResolveParameter( textureUnitParams.TextureSamplerType,
textureUnitParams.TextureSamplerIndex,
GpuProgramParameters.GpuParamVariability.
Global, "gTextureSampler" );
if ( textureUnitParams.TextureSampler == null )
{
return false;
}
//Resolve texture matrix parameter
if ( NeedsTextureMatrix( textureUnitParams.TextureUnitState ) )
{
textureUnitParams.TextureMatrix =
vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.TextureMatrix,
textureUnitParams.TextureSamplerIndex );
if ( textureUnitParams.TextureMatrix == null )
{
return false;
}
}
switch ( textureUnitParams.TexCoordCalcMethod )
{
case TexCoordCalcMethod.None:
break;
case TexCoordCalcMethod.EnvironmentMap:
case TexCoordCalcMethod.EnvironmentMapNormal:
case TexCoordCalcMethod.EnvironmentMapPlanar:
this.worldITMatrix =
vsProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.InverseTransposeWorldMatrix, 0 );
if ( this.worldITMatrix == null )
{
return false;
}
this.viewMatrix = vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.ViewMatrix, 0 );
if ( this.viewMatrix == null )
{
return false;
}
break;
case TexCoordCalcMethod.EnvironmentMapReflection:
this.worldMatrix = vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldMatrix,
0 );
if ( this.worldMatrix == null )
{
return false;
}
this.worldITMatrix =
vsProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.InverseTransposeWorldMatrix, 0 );
if ( this.worldITMatrix == null )
{
return false;
}
this.viewMatrix = vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.ViewMatrix, 0 );
if ( this.viewMatrix == null )
{
return false;
}
break;
case TexCoordCalcMethod.ProjectiveTexture:
this.worldMatrix = vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldMatrix,
0 );
if ( this.worldMatrix == null )
{
return false;
}
textureUnitParams.TextureViewProjImageMatrix =
vsProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Matrix_4X4, -1,
GpuProgramParameters.GpuParamVariability.Lights,
"gTexViewProjImageMatrix" );
if ( textureUnitParams.TextureViewProjImageMatrix == null )
{
return false;
}
var effects = new List<TextureEffect>();
for ( int i = 0; i < textureUnitParams.TextureUnitState.NumEffects; i++ )
{
var curEffect = textureUnitParams.TextureUnitState.GetEffect( i );
effects.Add( curEffect );
}
foreach ( var effi in effects )
{
if ( effi.type == TextureEffectType.ProjectiveTexture )
{
textureUnitParams.TextureProjector = effi.frustum;
break;
}
}
if ( textureUnitParams.TextureProjector == null )
{
return false;
}
break;
}
return true;
}
protected override bool ResolveParameters(ProgramSet programSet)
{
if (this.fogMode == FogMode.None)
{
return(true);
}
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
//Resolve world view matrix.
this.worldViewProjMatrix =
vsProgram.ResolveAutoParameterInt(GpuProgramParameters.AutoConstantType.WorldViewProjMatrix, 0);
if (this.worldViewProjMatrix == null)
{
return(false);
}
//Resolve vertex shader input position
this.vsInPos = vsMain.ResolveInputParameter(Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4);
if (this.vsInPos == null)
{
return(false);
}
//Resolve fog color
this.fogColor = psProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global, "gFogColor");
if (this.fogColor == null)
{
return(false);
}
//Resolve pixel shader output diffuse color
this.psOutDiffuse = psMain.ResolveOutputParameter(Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4);
if (this.psOutDiffuse == null)
{
return(false);
}
//Per pixel fog
if (this.calcMode == CalcMode.PerPixel)
{
//Resolve fog params
this.fogParams = psProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global, "gFogParams");
if (this.fogParams == null)
{
return(false);
}
//Resolve vertex shader output depth
this.vsOutDepth = vsMain.ResolveOutputParameter(Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.DepthViewSpace,
GpuProgramParameters.GpuConstantType.Float1);
if (this.vsOutDepth == null)
{
return(false);
}
//Resolve pixel shader input depth.
this.psInDepth = psMain.ResolveInputParameter(Parameter.SemanticType.TextureCoordinates, this.vsOutDepth.Index,
this.vsOutDepth.Content,
GpuProgramParameters.GpuConstantType.Float1);
if (this.psInDepth == null)
{
return(false);
}
}
//per vertex fog
else
{
this.fogParams = vsProgram.ResolveParameter(GpuProgramParameters.GpuConstantType.Float4, -1,
GpuProgramParameters.GpuParamVariability.Global, "gFogParams");
if (this.fogParams == null)
{
return(false);
}
//Resolve vertex shader output fog factor
this.vsOutFogFactor = vsMain.ResolveOutputParameter(Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.Unknown,
GpuProgramParameters.GpuConstantType.Float1);
if (this.vsOutFogFactor == null)
{
return(false);
}
//Resolve pixel shader input fog factor
this.psInFogFactor = psMain.ResolveInputParameter(Parameter.SemanticType.TextureCoordinates,
this.vsOutFogFactor.Index, this.vsOutFogFactor.Content,
GpuProgramParameters.GpuConstantType.Float1);
if (this.psInFogFactor == null)
{
return(false);
}
}
return(true);
}
protected override bool ResolveParameters( ProgramSet programSet )
{
Program vsProgram = programSet.CpuVertexProgram;
Program psProgram = programSet.CpuFragmentProgram;
Function vsMain = vsProgram.EntryPointFunction;
Function psMain = psProgram.EntryPointFunction;
// Resolve vs input mask texture coordinates.
// NOTE: We use the first texture coordinate hard coded here
// You may want to parametrize this as well - just remember to add it to hash and copy methods.
this.vsInMaskTexcoord = vsMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, 0,
Parameter.ContentType.TextureCoordinate0,
GpuProgramParameters.GpuConstantType.Float2 );
if ( this.vsInMaskTexcoord == null )
{
return false;
}
//Resolve vs output mask texture coordinates
this.vsInMaskTexcoord = vsMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates, 0,
Parameter.ContentType.TextureCoordinate0,
GpuProgramParameters.GpuConstantType.Float2 );
if ( this.vsInMaskTexcoord == null )
{
return false;
}
//Resolve vs output mask texture coordinates.
this.vsOutMaskTexcoord = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
this.vsInMaskTexcoord.Content,
GpuProgramParameters.GpuConstantType.Float2 );
if ( this.vsInMaskTexcoord == null )
{
return false;
}
//Resolve ps input mask texture coordinates.
this.psInMaskTexcoord = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.vsOutMaskTexcoord.Index,
this.vsOutMaskTexcoord.Content,
GpuProgramParameters.GpuConstantType.Float2 );
//Resolve vs output reflection texture coordinates
this.vsOutReflectionTexcoord = vsMain.ResolveOutputParameter( Parameter.SemanticType.TextureCoordinates, -1,
Parameter.ContentType.Unknown,
( this.reflectionMapType == TextureType.TwoD )
? GpuProgramParameters.GpuConstantType.Float2
: GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsOutReflectionTexcoord == null )
{
return false;
}
//Resolve ps input reflection texture coordinates.
this.psInReflectionTexcoord = psMain.ResolveInputParameter( Parameter.SemanticType.TextureCoordinates,
this.vsOutReflectionTexcoord.Index,
this.vsOutReflectionTexcoord.Content,
this.vsOutReflectionTexcoord.Type );
//Resolve world matrix.
this.worldMatrix = vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.WorldMatrix, 0 );
if ( this.worldMatrix == null )
{
return false;
}
this.worldITMatrix = vsProgram.ResolveAutoParameterInt(
GpuProgramParameters.AutoConstantType.InverseTransposeWorldMatrix, 0 );
if ( this.worldITMatrix == null )
{
return false;
}
this.viewMatrix = vsProgram.ResolveAutoParameterInt( GpuProgramParameters.AutoConstantType.ViewMatrix, 0 );
if ( this.viewMatrix == null )
{
return false;
}
this.vsInputPos = vsMain.ResolveInputParameter( Parameter.SemanticType.Position, 0,
Parameter.ContentType.PositionObjectSpace,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.vsInputPos == null )
{
return false;
}
this.vsInputNormal = vsMain.ResolveInputParameter( Parameter.SemanticType.Normal, 0,
Parameter.ContentType.NormalObjectSpace,
GpuProgramParameters.GpuConstantType.Float3 );
if ( this.vsInputNormal == null )
{
return false;
}
this.maskMapSampler = psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Sampler2D,
this.maskMapSamplerIndex,
GpuProgramParameters.GpuParamVariability.Global, "mask_sampler" );
if ( this.maskMapSampler == null )
{
return false;
}
this.reflectionMapSampler =
psProgram.ResolveParameter(
( this.reflectionMapType == TextureType.TwoD )
? GpuProgramParameters.GpuConstantType.Sampler2D
: GpuProgramParameters.GpuConstantType.SamplerCube,
this.reflectionMapSamplerIndex, GpuProgramParameters.GpuParamVariability.Global, "reflection_texture" );
if ( this.reflectionMapSampler == null )
{
return false;
}
this.reflectionPower = psProgram.ResolveParameter( GpuProgramParameters.GpuConstantType.Float1, -1,
GpuProgramParameters.GpuParamVariability.Global,
"reflection_power" );
if ( this.reflectionPower == null )
{
return false;
}
this.psOutDiffuse = psMain.ResolveOutputParameter( Parameter.SemanticType.Color, 0,
Parameter.ContentType.ColorDiffuse,
GpuProgramParameters.GpuConstantType.Float4 );
if ( this.psOutDiffuse == null )
{
return false;
}
return true;
}