SetNamedConstant() public method

Sends 4 packed floating-point RGBA color values to the program.
public SetNamedConstant ( string name, ColorEx color ) : void
name string Name of the param.
color Axiom.Core.ColorEx Structure containing 4 packed RGBA color values.
return void
Beispiel #1
0
 public void UpdateCustomGpuParameter(GpuProgramParameters.AutoConstantEntry constant, GpuProgramParameters parameters)
 {
     parameters.SetNamedConstant(_scaleFactorName, ScaleFactor);
     parameters.SetNamedConstant(_fineBlockOriginName, FineBlockOrigin);
 }
				/// <summary>
				/// 
				/// </summary>
				/// <param name="prof"></param>
				/// <param name="terrain"></param>
				/// <param name="tt"></param>
				/// <param name="gpuparams"></param>
				public virtual void UpdateVpParams( SM2Profile prof, Terrain terrain, TechniqueType tt,
				                                    GpuProgramParameters gpuparams )
				{
					gpuparams.IgnoreMissingParameters = true;
					uint maxLayers = prof.GetMaxLayers( terrain );
					uint numLayers = Utility.Min( maxLayers, (uint)terrain.LayerCount );
					uint numUVMul = numLayers/4;
					if ( numUVMul%4 == 0 )
					{
						++numUVMul;
					}
					for ( uint i = 0; i < numUVMul; ++i )
					{
						var uvMul = new Vector4( terrain.GetLayerUVMultiplier( (byte)( i*4 ) ),
						                         terrain.GetLayerUVMultiplier( (byte)( i*4 + 1 ) ),
						                         terrain.GetLayerUVMultiplier( (byte)( i*4 + 2 ) ),
						                         terrain.GetLayerUVMultiplier( (byte)( i*4 + 3 ) ) );
#if true
						gpuparams.SetNamedConstant( "uvMul" + i.ToString(), uvMul );
#endif
					}
				}
				/// <summary>
				/// 
				/// </summary>
				/// <param name="prof"></param>
				/// <param name="terrain"></param>
				/// <param name="tt"></param>
				/// <param name="gpuparams"></param>
				public virtual void UpdateFpParams( SM2Profile prof, Terrain terrain, TechniqueType tt,
				                                    GpuProgramParameters gpuparams )
				{
					gpuparams.IgnoreMissingParameters = true;
					// TODO - parameterise this?
					var scaleBiasSpecular = new Vector4( 0.03f, -0.04f, 32, 1 );
					gpuparams.SetNamedConstant( "scaleBiasSpecular", scaleBiasSpecular );
				}
			public static void TranslateProgramParameters( ScriptCompiler compiler, /*it should be GpuProgramParametersShared*/ GpuProgramParameters parameters, ObjectAbstractNode obj )
			{
				int animParametricsCount = 0;

				foreach ( AbstractNode i in obj.Children )
				{
					if ( i is PropertyAbstractNode )
					{
						PropertyAbstractNode prop = (PropertyAbstractNode)i;
                        LogManager.Instance.Write("TranslateProgramParameters {0}", (Keywords)prop.Id);
						switch ( (Keywords)prop.Id )
						{
							#region ID_SHARED_PARAMS_REF
                            case Keywords.ID_SHARED_PARAMS_REF:
						    {
						        if ( prop.Values.Count != 1 )
						        {
						            compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
						                               "shared_params_ref requires a single parameter" );
						            continue;
						        }

						        AbstractNode i0 = getNodeAt( prop.Values, 0 );
						        if ( !( i0 is AtomAbstractNode ) )
						        {
						            compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
						                               "shared parameter set name expected" );
						            continue;
						        }
						        AtomAbstractNode atom0 = (AtomAbstractNode)i0;

						        throw new NotImplementedException();
#if UNREACHABLE_CODE
									try
									{
										//TODO
										//parameters->addSharedParameters(atom0->value);
									}
									catch ( AxiomException e )
									{
										compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line, e.Message );
									}
								}
								break;
#else
						    }
#endif

							#endregion ID_SHARED_PARAMS_REF

							#region ID_PARAM_INDEXED || ID_PARAM_NAMED
							case Keywords.ID_PARAM_INDEXED:
							case Keywords.ID_PARAM_NAMED:
								{
									if ( prop.Values.Count >= 3 )
									{
										bool named = ( prop.Id == (uint)Keywords.ID_PARAM_NAMED );
										AbstractNode i0 = getNodeAt( prop.Values, 0 ), i1 = getNodeAt( prop.Values, 1 ),
											k = getNodeAt( prop.Values, 2 );

										if ( !(i0 is AtomAbstractNode) || !(i1 is AtomAbstractNode) )
										{
											compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
												"name or index and parameter type expected" );
											return;
										}

										AtomAbstractNode atom0 = (AtomAbstractNode)i0, atom1 = (AtomAbstractNode)i1;
										if ( !named && !atom0.IsNumber )
										{
											compiler.AddError( CompileErrorCode.NumberExpected, prop.File, prop.Line,
												"parameter index expected" );
											return;
										}

										string name = string.Empty;
										int index = 0;
										// Assign the name/index
										if ( named )
											name = atom0.Value;
										else
											index = (int)atom0.Number;

										// Determine the type
										if ( atom1.Value == "matrix4x4" )
										{
											Matrix4 m;
											if ( getMatrix4( prop.Values, 2, out m ) )
											{
												try
												{
													if ( named )
														parameters.SetNamedConstant( name, m );
													else
														parameters.SetConstant( index, m );
												}
												catch
												{
													compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
														"setting matrix4x4 parameter failed" );
												}
											}
											else
											{
												compiler.AddError( CompileErrorCode.NumberExpected, prop.File, prop.Line,
													"incorrect matrix4x4 declaration" );
											}
										}
										else
										{
											// Find the number of parameters
											var isValid = true;
											GpuProgramParameters.ElementType type = GpuProgramParameters.ElementType.Real;
											int count = 0;
											if ( atom1.Value.Contains( "float" ) )
											{
												type = GpuProgramParameters.ElementType.Real;
												if ( atom1.Value.Length >= 6 )
													count = int.Parse( atom1.Value.Substring( 5 ) );
												else
												{
													count = 1;
												}
											}
											else if ( atom1.Value.Contains( "int" ) )
											{
												type = GpuProgramParameters.ElementType.Int;
												if ( atom1.Value.Length >= 4 )
													count = int.Parse( atom1.Value.Substring( 3 ) );
												else
												{
													count = 1;
												}
											}
											else
											{
												compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
													"incorrect type specified; only variants of int and float allowed" );
												isValid = false;
											}

											if ( isValid )
											{
                                                // First, clear out any offending auto constants
												if ( named )
												{
                                                    parameters.ClearNamedAutoConstant(name);
												}
												else
												{ 
                                                    parameters.ClearAutoConstant(index);
												}

												int roundedCount = count % 4 != 0 ? count + 4 - ( count % 4 ) : count;
												if ( type == GpuProgramParameters.ElementType.Int )
												{
													int[] vals = new int[ roundedCount ];
													if ( getInts( prop.Values, 2, out vals, roundedCount ) )
													{
														try
														{
															if ( named )
															{ 
                                                                parameters.SetNamedConstant(name, vals, count, 1);
															}
															else
															{ 
                                                                parameters.SetConstant(index , vals, roundedCount/4);
															}
														}
														catch
														{
															compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																"setting of constant failed" );
														}
													}
													else
													{
														compiler.AddError( CompileErrorCode.NumberExpected, prop.File, prop.Line,
															"incorrect integer constant declaration" );
													}
												}
												else
												{
													float[] vals = new float[ roundedCount ];
													if ( getFloats( prop.Values, 2, out vals, roundedCount ) )
													{
														try
														{
															if ( named )
															{ 
                                                                parameters.SetNamedConstant(name, vals, count, 1);
															}
															else
															{ 
                                                                parameters.SetConstant(index , vals, roundedCount/4);
															}
														}
														catch
														{
															compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																"setting of constant failed" );
														}
													}
													else
													{
														compiler.AddError( CompileErrorCode.NumberExpected, prop.File, prop.Line,
															"incorrect float constant declaration" );
													}
												}

											}
										}
									}
									else
									{
										compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
											"param_named and param_indexed properties requires at least 3 arguments" );
									}
								}
								break;
							#endregion ID_PARAM_INDEXED || ID_PARAM_NAMED

							#region ID_PARAM_INDEXED_AUTO || ID_PARAM_NAMED_AUTO
							case Keywords.ID_PARAM_INDEXED_AUTO:
							case Keywords.ID_PARAM_NAMED_AUTO:
								{
									bool named = ( prop.Id == (uint)Keywords.ID_PARAM_NAMED_AUTO );
									string name = string.Empty;
									int index = 0;

									if ( prop.Values.Count >= 2 )
									{
										AbstractNode i0 = getNodeAt( prop.Values, 0 ),
											i1 = getNodeAt( prop.Values, 1 ), i2 = getNodeAt( prop.Values, 2 ), i3 = getNodeAt( prop.Values, 3 );

										if ( !(i0 is AtomAbstractNode) || !(i1 is AtomAbstractNode) )
										{
											compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
												"name or index and auto constant type expected" );
											return;
										}
										AtomAbstractNode atom0 = (AtomAbstractNode)i0, atom1 = (AtomAbstractNode)i1;
										if ( !named && !atom0.IsNumber )
										{
											compiler.AddError( CompileErrorCode.NumberExpected, prop.File, prop.Line,
												"parameter index expected" );
											return;
										}

										if ( named )
											name = atom0.Value;
										else
											index = int.Parse( atom0.Value );

										// Look up the auto constant
										atom1.Value = atom1.Value.ToLower();

										GpuProgramParameters.AutoConstantDefinition def;
										bool defFound = GpuProgramParameters.GetAutoConstantDefinition( atom1.Value, out def );

										if ( defFound )
										{
											switch ( def.DataType )
											{
												#region None
												case GpuProgramParameters.AutoConstantDataType.None:
													// Set the auto constant
													try
													{
														if ( named )
															parameters.SetNamedAutoConstant( name, def.AutoConstantType );
														else
															parameters.SetAutoConstant( index, def.AutoConstantType );
													}
													catch
													{
														compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
															"setting of constant failed" );
													}
													break;
												#endregion None

												#region Int
												case GpuProgramParameters.AutoConstantDataType.Int:
													if ( def.AutoConstantType == GpuProgramParameters.AutoConstantType.AnimationParametric )
													{
														try
														{
															if ( named )
																parameters.SetNamedAutoConstant( name, def.AutoConstantType, animParametricsCount++ );
															else
																parameters.SetAutoConstant( index, def.AutoConstantType, animParametricsCount++ );
														}
														catch
														{
															compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																"setting of constant failed" );
														}
													}
													else
													{
														// Only certain texture projection auto params will assume 0
														// Otherwise we will expect that 3rd parameter
														if ( i2 == null )
														{
															if ( def.AutoConstantType == GpuProgramParameters.AutoConstantType.TextureViewProjMatrix ||
																def.AutoConstantType == GpuProgramParameters.AutoConstantType.TextureWorldViewProjMatrix ||
																def.AutoConstantType == GpuProgramParameters.AutoConstantType.SpotLightViewProjMatrix ||
																def.AutoConstantType == GpuProgramParameters.AutoConstantType.SpotLightWorldViewProjMatrix )
															{
																try
																{
																	if ( named )
																		parameters.SetNamedAutoConstant( name, def.AutoConstantType, 0 );
																	else
																		parameters.SetAutoConstant( index, def.AutoConstantType, 0 );
																}
																catch
																{
																	compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																		"setting of constant failed" );
																}
															}
															else
															{
																compiler.AddError( CompileErrorCode.NumberExpected, prop.File, prop.Line,
																	"extra parameters required by constant definition " + atom1.Value );
															}
														}
														else
														{
															bool success = false;
															int extraInfo = 0;
															if ( i3 == null )
															{ // Handle only one extra value
																if ( getInt( i2, out extraInfo ) )
																{
																	success = true;
																}
															}
															else
															{ // Handle two extra values
																int extraInfo1 = 0, extraInfo2 = 0;
																if ( getInt( i2, out extraInfo1 ) && getInt( i3, out extraInfo2 ) )
																{
																	extraInfo = extraInfo1 | ( extraInfo2 << 16 );
																	success = true;
																}
															}

															if ( success )
															{
																try
																{
																	if ( named )
																		parameters.SetNamedAutoConstant( name, def.AutoConstantType, extraInfo );
																	else
																		parameters.SetAutoConstant( index, def.AutoConstantType, extraInfo );
																}
																catch
																{
																	compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																		"setting of constant failed" );
																}
															}
															else
															{
																compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																	"invalid auto constant extra info parameter" );
															}
														}
													}
													break;
												#endregion Int

												#region Real
												case GpuProgramParameters.AutoConstantDataType.Real:
													if ( def.AutoConstantType == GpuProgramParameters.AutoConstantType.Time ||
														def.AutoConstantType == GpuProgramParameters.AutoConstantType.FrameTime )
													{
														Real f = 1.0f;
														if ( i2 != null )
															getReal( i2, out f );

														try
														{
															if ( named )
															{ 
                                                                parameters.SetNamedAutoConstantReal(name, def.AutoConstantType, f);
															}
															else
																parameters.SetAutoConstantReal( index, def.AutoConstantType, f );
														}
														catch
														{
															compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																"setting of constant failed" );
														}
													}
													else
													{
														if ( i2 != null )
														{
															Real extraInfo = 0.0f;
															if ( getReal( i2, out extraInfo ) )
															{
																try
																{
																	if ( named )
																	{
                                                                        parameters.SetNamedAutoConstantReal(name, def.AutoConstantType, extraInfo);
																	}
																	else
																		parameters.SetAutoConstantReal( index, def.AutoConstantType, extraInfo );
																}
																catch
																{
																	compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																		"setting of constant failed" );
																}
															}
															else
															{
																compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line,
																	"incorrect float argument definition in extra parameters" );
															}
														}
														else
														{
															compiler.AddError( CompileErrorCode.NumberExpected, prop.File, prop.Line,
																"extra parameters required by constant definition " + atom1.Value );
														}
													}
													break;
												#endregion Real
											}
										}
										else
										{
											compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line );
										}
									}
									else
									{
										compiler.AddError( CompileErrorCode.InvalidParameters, prop.File, prop.Line );
									}
								}
								break;