/// <summary>
/// Initialize the creation of these core vertex programs.
/// </summary>
public static void Initialize()
{
// only need to initialize once
if (!isInitialized)
{
string syntax = "";
// flags for which of the programs use finite extrusion
bool[] vertexProgramFinite =
new bool[] { false, false, false, false, true, true, true, true };
// flags for which of the programs use debug rendering
bool[] vertexProgramDebug =
new bool[] { false, true, false, true, false, true, false, true };
// types of lights that each of the programs target
LightType[] vertexProgramLightTypes =
new LightType[] {
LightType.Point, LightType.Point,
LightType.Directional, LightType.Directional,
LightType.Point, LightType.Point,
LightType.Directional, LightType.Directional
};
// load hardware extrusion programs for point & dir lights
if (GpuProgramManager.Instance.IsSyntaxSupported("arbvp1"))
{
syntax = "arbvp1";
}
else if (GpuProgramManager.Instance.IsSyntaxSupported("vs_1_1"))
{
syntax = "vs_1_1";
}
else
{
throw new AxiomException("Vertex programs are supposedly supported, but neither arbvp1 nor vs_1_1 syntaxes are supported.");
}
// create the programs
for (int i = 0; i < programNames.Length; i++)
{
// sanity check to make sure it doesn't already exist
if (GpuProgramManager.Instance.GetByName(programNames[i]) == null)
{
string source = ShadowVolumeExtrudeProgram.GetProgramSource(
vertexProgramLightTypes[i], syntax, vertexProgramFinite[i], vertexProgramDebug[i]);
// create the program from the static source
GpuProgram program =
GpuProgramManager.Instance.CreateProgramFromString(
programNames[i], source, GpuProgramType.Vertex, syntax);
// load the program
program.Load();
}
}
isInitialized = true;
}
}
/// <summary>
/// Loads a GPU program from a file of assembly.
/// </summary>
/// <remarks>
/// This method creates a new program of the type specified as the second parameter.
/// As with all types of ResourceManager, this class will search for the file in
/// all resource locations it has been configured to look in.
/// </remarks>
/// <param name="name">
/// Identifying name of the program to load.
/// </param>
/// <param name="fileName">
/// The file to load.
/// </param>
/// <param name="type">
/// Type of program to create.
/// </param>
/// <param name="syntaxCode">
/// Syntax code of the program, i.e. vs_1_1, arbvp1, etc.
/// </param>
public virtual GpuProgram Load(string name, string fileName, GpuProgramType type, string syntaxCode)
{
GpuProgram program = Create(fileName, type, syntaxCode);
base.Load(program, 1);
return(program);
}
public void SetProgramName(string name, bool resetParams)
#endif
{
if (this.program != null)
{
this.program.RemoveListener(this);
this.recreateParams = true;
}
// get a reference to the gpu program
this.program = GpuProgramManager.Instance.GetByName(name);
if (this.program == null)
{
var progType = this.type == GpuProgramType.Vertex
? "vertex"
: this.type == GpuProgramType.Geometry ? "geometry" : "fragment";
throw new AxiomException("Unable to locate {0} program called '{1}'", progType, name);
}
// Reset parameters
if (resetParams || this.parameters == null || this.recreateParams)
{
RecreateParameters();
}
// Listen in on reload events so we can regenerate params
this.program.AddListener(this);
}
/// <summary>
/// Loads a GPU program from a string containing the assembly source.
/// </summary>
/// <remarks>
/// This method creates a new program of the type specified as the second parameter.
/// As with all types of ResourceManager, this class will search for the file in
/// all resource locations it has been configured to look in.
/// </remarks>
/// <param name="name">
/// Name used to identify this program.
/// </param>
/// <param name="source">
/// Source code of the program to load.
/// </param>
/// <param name="type">
/// Type of program to create.
/// </param>
/// <param name="syntaxCode">
/// Syntax code of the program, i.e. vs_1_1, arbvp1, etc.
/// </param>
public virtual GpuProgram LoadFromString(string name, string source, GpuProgramType type, string syntaxCode)
{
GpuProgram program = Create(name, type, syntaxCode);
program.Source = source;
base.Load(program, 1);
return(program);
}
/// <summary>
/// Create a new, unloaded GpuProgram from a file of assembly.
/// </summary>
/// <remarks>
/// Use this method in preference to the 'load' methods if you wish to define
/// a GpuProgram, but not load it yet; useful for saving memory.
/// </remarks>
/// <param name="name">
/// The name of the program.
/// </param>
/// <param name="fileName">
/// The file to load.
/// </param>
/// <param name="syntaxCode">
/// Name of the syntax to use for the program, i.e. vs_1_1, arbvp1, etc.
/// </param>
/// <returns>
/// An unloaded GpuProgram instance.
/// </returns>
public virtual GpuProgram CreateProgram(string name, string fileName, GpuProgramType type, string syntaxCode)
{
GpuProgram program = Create(name, type, syntaxCode);
program.SourceFile = fileName;
Add(program);
return(program);
}
/// <summary>
/// Create a new, unloaded GpuProgram from a string of assembly code.
/// </summary>
/// <remarks>
/// Use this method in preference to the 'load' methods if you wish to define
/// a GpuProgram, but not load it yet; useful for saving memory.
/// </remarks>
/// <param name="name">
/// The name of the program.
/// </param>
/// <param name="source">
/// The asm source of the program to create.
/// </param>
/// <param name="syntaxCode">
/// Name of the syntax to use for the program, i.e. vs_1_1, arbvp1, etc.
/// </param>
/// <returns>An unloaded GpuProgram instance.</returns>
public virtual GpuProgram CreateProgramFromString(string name, string source, GpuProgramType type, string syntaxCode)
{
GpuProgram program = Create(name, type, syntaxCode);
program.Source = source;
Add(program);
return(program);
}
public GpuProgramUsage(GpuProgramUsage oth, Pass parent)
: base()
{
this.type = oth.type;
this.parent = parent;
this.program = oth.Program;
// nfz: parameters should be copied not just use a shared ptr to the original
this.parameters = new GpuProgramParameters(oth.parameters);
this.recreateParams = false;
}
/// <summary>
/// Implementation of Resource.Unload.
/// </summary>
protected override void UnloadImpl()
{
if (assemblerProgram != null)
{
assemblerProgram.Unload();
assemblerProgram = null;
}
// polymorphic unload
UnloadHighLevel();
}
protected override void unload()
{
if (this.assemblerProgram != null && this.assemblerProgram != this)
{
this.assemblerProgram.Creator.Remove(this.assemblerProgram.Handle);
this.assemblerProgram = null;
}
UnloadHighLevel();
ResetCompileError();
}
/// <summary>
/// Gets a GpuProgram with the specified name.
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public new GpuProgram GetByName(string name)
{
// look for a high level program first
GpuProgram program = HighLevelGpuProgramManager.Instance.GetByName(name);
// return if found
if (program != null)
{
return(program);
}
// return low level program
return((GpuProgram)base.GetByName(name));
}
private void BindTextureSampler( Program cpuProgram, GpuProgram gpuProgram )
{
var gpuParams = gpuProgram.DefaultParameters;
var progParams = cpuProgram.Parameters;
//Bind the samplers
foreach ( var curParam in progParams )
{
if ( curParam.IsSampler )
{
gpuParams.SetNamedConstant( curParam.Name, curParam.Index );
}
}
}
public void Dispose()
{
if ( this.vsCpuProgram != null )
{
ProgramManager.Instance.DestroyCpuProgram( this.vsCpuProgram );
this.vsCpuProgram = null;
}
if ( this.psCpuProgram != null )
{
ProgramManager.Instance.DestroyCpuProgram( this.psCpuProgram );
this.psCpuProgram = null;
}
this.vsGpuProgram = null;
this.psGpuProgram = null;
}
private void BindTextureSamplers( Program cpuProgram, GpuProgram gpuProgram )
{
var gpuParams = gpuProgram.DefaultParameters;
var progParams = cpuProgram.Parameters;
//bind the samplers
foreach ( var curParam in progParams )
{
if ( curParam.IsSampler )
{
// The optimizer may remove some unnecessary parameters, so we should ignore them
gpuParams.IgnoreMissingParameters = true;
gpuParams.SetNamedConstant( curParam.Name, curParam.Index );
}
}
}
/// <summary>
/// Binds the specified GpuProgram to the future rendering operations.
/// </summary>
/// <param name="program"></param>
public override void BindGpuProgram(GpuProgram program)
{
GLGpuProgram glProgram = (GLGpuProgram)program;
glProgram.Bind();
// store the current program in use for eas unbinding later
if(glProgram.Type == GpuProgramType.Vertex) {
currentVertexProgram = glProgram;
}
else {
currentFragmentProgram = glProgram;
}
}
/// <summary>
/// Implementation of Resource.Unload.
/// </summary>
protected override void UnloadImpl()
{
if (assemblerProgram != null) {
assemblerProgram.Unload();
assemblerProgram = null;
}
// polymorphic unload
UnloadHighLevel();
}
/// <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;
}
}
}
}
}
}
}
public override void BindGpuProgram(GpuProgram program)
{
switch(program.Type) {
case GpuProgramType.Vertex:
VertexShader vertexShader = ((D3DVertexProgram)program).VertexShader;
if (cache.vertexShader != vertexShader) {
cache.vertexShader = vertexShader;
device.VertexShader = vertexShader;
}
break;
case GpuProgramType.Fragment:
PixelShader pixelShader = ((D3DFragmentProgram)program).PixelShader;
if (cache.pixelShader != pixelShader) {
cache.pixelShader = pixelShader;
device.PixelShader = pixelShader;
}
break;
}
base.BindGpuProgram(program);
}
private void DestroyGpuProgram( GpuProgram gpuProgram )
{
string programName = gpuProgram.Name;
Resource res = HighLevelGpuProgramManager.Instance.GetByName( programName );
if ( res != null )
{
HighLevelGpuProgramManager.Instance.Remove( programName );
}
}
/// <summary>
///
/// </summary>
/// <param name="pageNum"></param>
protected void ChangePage( int pageNum )
{
if ( this.materialControlsContainer.Count == 0 )
{
return;
}
this.currentPage = ( pageNum == -1 ) ? ( this.currentPage + 1 )%this.numPages : pageNum;
string pageText = string.Format( "Parameters {0} / {1}", this.currentPage + 1, this.numPages );
( (Button)TrayManager.GetWidget( "PageButtonControl" ) ).Caption = pageText;
if ( this.activeMaterial != null && this.activeMaterial.SupportedTechniques.Count > 0 )
{
Technique currentTechnique = this.activeMaterial.SupportedTechniques[ 0 ];
if ( currentTechnique != null )
{
this.activePass = currentTechnique.GetPass( 0 );
if ( this.activePass != null )
{
if ( this.activePass.HasFragmentProgram )
{
this.activeFragmentProgram = this.activePass.FragmentProgram;
this.activeFragmentParameters = this.activePass.FragmentProgramParameters;
}
if ( this.activePass.HasVertexProgram )
{
this.activeVertexProgram = this.activePass.VertexProgram;
this.activeVertexParameters = this.activePass.VertexProgramParameters;
}
int activeControlCount = this.materialControlsContainer[ this.currentMaterial ].ShaderControlsCount;
int startControlIndex = this.currentPage*ControlsPerPage;
int numControls = activeControlCount - startControlIndex;
if ( numControls <= 0 )
{
this.currentPage = 0;
startControlIndex = 0;
numControls = activeControlCount;
}
for ( int i = 0; i < ControlsPerPage; i++ )
{
Slider shaderControlSlider = this.shaderControls[ i ];
if ( i < numControls )
{
shaderControlSlider.Show();
int controlIndex = startControlIndex + i;
ShaderControl activeShaderDef =
this.materialControlsContainer[ this.currentMaterial ].GetShaderControl( controlIndex );
shaderControlSlider.SetRange( activeShaderDef.MinVal, activeShaderDef.MaxVal, 50, false );
shaderControlSlider.Caption = activeShaderDef.Name;
shaderControlSlider.SliderMoved += new SliderMovedHandler( shaderControlSlider_SliderMoved );
float uniformVal = 0.0f;
switch ( activeShaderDef.Type )
{
case ShaderType.GpuVertex:
case ShaderType.GpuFragment:
{
GpuProgramParameters activeParameters = ( activeShaderDef.Type == ShaderType.GpuVertex )
? this.activeVertexParameters
: this.activeFragmentParameters;
if ( activeParameters != null )
{
throw new NotImplementedException( "Fix this" );
//int idx = activeParameters.GetParamIndex( activeShaderDef.ParamName );
//activeShaderDef.PhysicalIndex = idx;
//uniformVal = activeParameters.GetNamedFloatConstant( activeShaderDef.ParamName ).val[ activeShaderDef.ElementIndex ];
}
}
break;
case ShaderType.MatSpecular:
{
// get the specular values from the material pass
ColorEx oldSpec = this.activePass.Specular;
int x = activeShaderDef.ElementIndex;
uniformVal = x == 0 ? oldSpec.r : x == 1 ? oldSpec.g : x == 2 ? oldSpec.b : x == 3 ? oldSpec.a : 0;
}
break;
case ShaderType.MatDiffuse:
{
// get the specular values from the material pass
ColorEx oldSpec = this.activePass.Diffuse;
int x = activeShaderDef.ElementIndex;
uniformVal = x == 0 ? oldSpec.r : x == 1 ? oldSpec.g : x == 2 ? oldSpec.b : x == 3 ? oldSpec.a : 0;
}
break;
case ShaderType.MatAmbient:
{
// get the specular values from the material pass
ColorEx oldSpec = this.activePass.Ambient;
int x = activeShaderDef.ElementIndex;
uniformVal = x == 0 ? oldSpec.r : x == 1 ? oldSpec.g : x == 2 ? oldSpec.b : x == 3 ? oldSpec.a : 0;
}
break;
case ShaderType.MatShininess:
{
// get the specular values from the material pass
uniformVal = this.activePass.Shininess;
}
break;
}
shaderControlSlider.Value = uniformVal;
}
}
}
}
}
}
public override void BindGpuProgram( GpuProgram program )
{
if ( program == null )
{
throw new AxiomException( "Null program bound." );
}
var glprg = program as GLES2GpuProgram;
// Unbind previous gpu program first.
//
// Note:
// 1. Even if both previous and current are the same object, we can't
// bypass re-bind completely since the object itself may be modified.
// But we can bypass unbind based on the assumption that object
// internally GL program type shouldn't be changed after it has
// been created. The behavior of bind to a GL program type twice
// should be same as unbind and rebind that GL program type, even
// for different objects.
// 2. We also assumed that the program's type (vertex or fragment) should
// not be changed during it's in using. If not, the following switch
// statement will confuse GL state completely, and we can't fix it
// here. To fix this case, we must coding the program implementation
// itself, if type is changing (during load/unload, etc), and it's in use,
// unbind and notify render system to correct for its state.
//
switch ( glprg.Type )
{
case GpuProgramType.Vertex:
if ( this.currentVertexProgram != glprg )
{
if ( this.currentVertexProgram != null )
{
this.currentVertexProgram.UnbindProgram();
}
this.currentVertexProgram = glprg;
}
break;
case GpuProgramType.Fragment:
if ( this.currentFragmentProgram != glprg )
{
if ( this.currentFragmentProgram != null )
{
this.currentFragmentProgram.UnbindProgram();
}
this.currentFragmentProgram = glprg;
}
break;
case GpuProgramType.Geometry:
default:
break;
}
glprg.BindProgram();
base.BindGpuProgram( program );
}
public override void BindGpuProgram( GpuProgram program )
{
switch ( program.Type )
{
case GpuProgramType.Vertex:
ActiveD3D9Device.VertexShader = ( (D3DVertexProgram)program ).VertexShader;
break;
case GpuProgramType.Fragment:
ActiveD3D9Device.PixelShader = ((D3DFragmentProgram)program).PixelShader;
break;
case GpuProgramType.Geometry:
throw new AxiomException( "Geometry shaders not supported with D3D9" );
}
// Make sure texcoord index is equal to stage value, As SDK Doc suggests:
// "When rendering using vertex shaders, each stage's texture coordinate index must be set to its default value."
// This solves such an errors when working with the Debug runtime -
// "Direct3D9: (ERROR) :Stage 1 - Texture coordinate index in the stage must be equal to the stage index when programmable vertex pipeline is used".
for (var nStage=0; nStage < 8; ++nStage)
SetTextureStageState(nStage, TextureStage.TexCoordIndex, nStage);
base.BindGpuProgram( program );
}
public GpuProgramUsage(GpuProgramUsage oth, Pass parent)
{
type = oth.type;
this.parent = parent;
program = oth.Program;
// nfz: parameters should be copied not just use a shared ptr to the original
parameters = new GpuProgramParameters( oth.parameters );
recreateParams = false;
}
public void SetProgramName(string name, bool resetParams = true)
{
if ( program != null )
{
// Listener not in place, yet
//program.RemoveListener( this );
//recreateParams = true;
}
// get a reference to the gpu program
program = GpuProgramManager.Instance.GetByName(name);
if ( program == null )
{
throw new Exception(string.Format("Unable to locate gpu program named '{0}'", name));
}
// Reset parameters
if ( resetParams || parameters == null || recreateParams )
{
RecreateParameters();
}
// Listener not in place, yet
// Listen in on reload events so we can regenerate params
//program.AddListener( this );
}
private void BindSubShaders( Program program, GpuProgram gpuProgram )
{
if ( program.DependencyCount > 0 )
{
// Get all attached shaders so we do not attach shaders twice.
// maybe GLSLProgram should take care of that ( prevent add duplicate shaders )
string attachedShaders = string.Empty; //TODO: gpuProgram.GetParameter("attach");
string subSharedDef = string.Empty;
for ( int i = 0; i < program.DependencyCount; i++ )
{
// Here we append _VS and _FS to the library shaders (so max each lib shader
// is compiled twice once as vertex and once as fragment shader)
string subShaderName = program.GetDependency( i );
if ( program.Type == GpuProgramType.Vertex )
{
subShaderName += "_VS";
}
else
{
subShaderName += "_FS";
}
//Check if the library shader already compiled
if ( !HighLevelGpuProgramManager.Instance.ResourceExists( subShaderName ) )
{
//Create the library shader
HighLevelGpuProgram subGpuProgram =
HighLevelGpuProgramManager.Instance.CreateProgram( subShaderName,
ResourceGroupManager.
DefaultResourceGroupName,
TargetLanguage, program.Type );
//Set the source name
string sourceName = program.GetDependency( i ) + "." + TargetLanguage;
subGpuProgram.SourceFile = sourceName;
//If we have compiler errors than stop processing
if ( subGpuProgram.HasCompileError )
{
throw new AxiomException( "Could not compile shader library from the source file: " +
sourceName );
}
this.libraryPrograms.Add( subShaderName );
}
//Check if the lib shader already attached to this shader
if ( attachedShaders.Contains( subShaderName ) )
{
subSharedDef += subShaderName + " ";
}
}
//Check if we have something to attach
if ( subSharedDef.Length > 0 )
{
var nvpl = new Axiom.Collections.NameValuePairList();
nvpl.Add( "attach", subSharedDef );
gpuProgram.SetParameters( nvpl );
}
}
}
/// <summary>
/// Binds a given GpuProgram (but not the parameters).
/// </summary>
/// <remarks>
/// Only one GpuProgram of each type can be bound at once, binding another
/// one will simply replace the existing one.
/// </remarks>
/// <param name="program"></param>
public virtual void BindGpuProgram(GpuProgram program)
{
switch (program.Type) {
case GpuProgramType.Vertex:
vertexProgramBound = true;
break;
case GpuProgramType.Fragment:
fragmentProgramBound = true;
break;
}
}
/// <summary>
///
/// </summary>
/// <param name="program"></param>
public override void BindGpuProgram( GpuProgram program )
{
//not implemented
}
/// <summary>
/// Binds a given GpuProgram (but not the parameters).
/// </summary>
/// <remarks>
/// Only one GpuProgram of each type can be bound at once, binding another
/// one will simply replace the existing one.
/// </remarks>
public override void BindGpuProgram(GpuProgram program)
{
if (program == null)
return;
// TODO: Set shaders
switch (program.Type)
{
case GpuProgramType.Vertex:
if (program.IsSkeletalAnimationIncluded)
{
useSkinnedEffect = true;
//LogManager.Instance.Write("Using Skinning Effect.");
var fx1 = ((XnaVertexProgram)program).Effect as SkinnedEffect;
if (fx1 == null)
LogManager.Instance.Write(LogMessageLevel.Normal, false, "Can't get a SkinnedEffect from XnaVertexProgram");
else
skinnedEffect = fx1;
}
else
{
useSkinnedEffect = false;
var fx2 = ((XnaVertexProgram)program).Effect as BasicEffect;
if (fx2 == null)
LogManager.Instance.Write(LogMessageLevel.Normal, false, "Can't get a BasicEffect from XnaVertexProgram");
else
basicEffect = fx2;
}
#if SILVERLIGHT
_device.SetPixelShader(((XnaVertexProgram)program).Effect.PixelShader());
#else
#endif
break;
case GpuProgramType.Fragment:
var fx3 = ((XnaFragmentProgram)program).Effect as BasicEffect;
if (fx3 == null)
LogManager.Instance.Write(LogMessageLevel.Normal, false, "Can't get a BasicEffect from XnaFragmentProgram");
else
basicEffect = fx3;
#if SILVERLIGHT
_device.SetVertexShader(((XnaFragmentProgram)program).Effect.VertexShader());
#else
#endif
break;
case GpuProgramType.Geometry:
throw new AxiomException("Geometry shaders not supported with XNA");
}
/*
switch ( program.Type )
{
case GpuProgramType.Vertex:
_device.VertexShader = ( (XnaVertexProgram)program ).VertexShader;
VertexShaderIsSet = true;
break;
case GpuProgramType.Fragment:
_device.PixelShader = ( (XnaFragmentProgram)program ).PixelShader;
PixelShaderIsSet = true;
break;
}
*/
base.BindGpuProgram(program);
}
public void SetProgramName( string name, bool resetParams )
#endif
{
if ( this.program != null )
{
this.program.RemoveListener( this );
this.recreateParams = true;
}
// get a reference to the gpu program
this.program = GpuProgramManager.Instance.GetByName( name );
if ( this.program == null )
{
var progType = this.type == GpuProgramType.Vertex
? "vertex"
: this.type == GpuProgramType.Geometry ? "geometry" : "fragment";
throw new AxiomException( "Unable to locate {0} program called '{1}'", progType, name );
}
// Reset parameters
if ( resetParams || this.parameters == null || this.recreateParams )
{
RecreateParameters();
}
// Listen in on reload events so we can regenerate params
this.program.AddListener( this );
}
