示例#1
0
// internal
void asCScriptFunction::JITCompile()
{
	if( funcType != asFUNC_SCRIPT )
		return;

	asASSERT( scriptData );

	asIJITCompiler *jit = engine->GetJITCompiler();
	if( !jit )
		return;

	// Make sure the function has been compiled with JitEntry instructions
	// For functions that has JitEntry this will be a quick test
	asUINT length;
	asDWORD *byteCode = GetByteCode(&length);
	asDWORD *end = byteCode + length;
	bool foundJitEntry = false;
	while( byteCode < end )
	{
		// Determine the instruction
		asEBCInstr op = asEBCInstr(*(asBYTE*)byteCode);
		if( op == asBC_JitEntry )
		{
			foundJitEntry = true;
			break;
		}

		// Move to next instruction
		byteCode += asBCTypeSize[asBCInfo[op].type];
	}

	if( !foundJitEntry )
	{
		asCString msg;
		msg.Format(TXT_NO_JIT_IN_FUNC_s, GetDeclaration());
		engine->WriteMessage("", 0, 0, asMSGTYPE_WARNING, msg.AddressOf());
	}

	// Release the previous function, if any
	if( scriptData->jitFunction )
	{
		engine->jitCompiler->ReleaseJITFunction(scriptData->jitFunction);
		scriptData->jitFunction = 0;
	}

	// Compile for native system
	int r = jit->CompileFunction(this, &scriptData->jitFunction);
	if( r < 0 )
		asASSERT( scriptData->jitFunction == 0 );
}
void FMeshParticleVertexFactory::InitRHI()
{
	FVertexDeclarationElementList Elements;

	const bool bInstanced = GetFeatureLevel() >= ERHIFeatureLevel::SM4;

	if (Data.bInitialized)
	{
		if(bInstanced)
		{
			// Stream 0 - Instance data
			{
				checkf(DynamicVertexStride != -1, TEXT("FMeshParticleVertexFactory does not have a valid DynamicVertexStride - likely an empty one was made, but SetStrides was not called"));
				FVertexStream VertexStream;
				VertexStream.VertexBuffer = NULL;
				VertexStream.Stride = 0;
				VertexStream.Offset = 0;
				Streams.Add(VertexStream);
	
				// @todo metal: this will need a valid stride when we get to instanced meshes!
				Elements.Add(FVertexElement(0, Data.TransformComponent[0].Offset, Data.TransformComponent[0].Type, 8, DynamicVertexStride, Data.TransformComponent[0].bUseInstanceIndex));
				Elements.Add(FVertexElement(0, Data.TransformComponent[1].Offset, Data.TransformComponent[1].Type, 9, DynamicVertexStride, Data.TransformComponent[1].bUseInstanceIndex));
				Elements.Add(FVertexElement(0, Data.TransformComponent[2].Offset, Data.TransformComponent[2].Type, 10, DynamicVertexStride, Data.TransformComponent[2].bUseInstanceIndex));
	
				Elements.Add(FVertexElement(0, Data.SubUVs.Offset, Data.SubUVs.Type, 11, DynamicVertexStride, Data.SubUVs.bUseInstanceIndex));
				Elements.Add(FVertexElement(0, Data.SubUVLerpAndRelTime.Offset, Data.SubUVLerpAndRelTime.Type, 12, DynamicVertexStride, Data.SubUVLerpAndRelTime.bUseInstanceIndex));
	
				Elements.Add(FVertexElement(0, Data.ParticleColorComponent.Offset, Data.ParticleColorComponent.Type, 14, DynamicVertexStride, Data.ParticleColorComponent.bUseInstanceIndex));
				Elements.Add(FVertexElement(0, Data.VelocityComponent.Offset, Data.VelocityComponent.Type, 15, DynamicVertexStride, Data.VelocityComponent.bUseInstanceIndex));
			}

			// Stream 1 - Dynamic parameter
			{
				checkf(DynamicParameterVertexStride != -1, TEXT("FMeshParticleVertexFactory does not have a valid DynamicParameterVertexStride - likely an empty one was made, but SetStrides was not called"));
				
				FVertexStream VertexStream;
				VertexStream.VertexBuffer = NULL;
				VertexStream.Stride = 0;
				VertexStream.Offset = 0;
				Streams.Add(VertexStream);
	
				Elements.Add(FVertexElement(1, 0, VET_Float4, 13, DynamicParameterVertexStride, true));
			}
		}

		if(Data.PositionComponent.VertexBuffer != NULL)
		{
			Elements.Add(AccessStreamComponent(Data.PositionComponent,0));
		}

		// only tangent,normal are used by the stream. the binormal is derived in the shader
		uint8 TangentBasisAttributes[2] = { 1, 2 };
		for(int32 AxisIndex = 0;AxisIndex < 2;AxisIndex++)
		{
			if(Data.TangentBasisComponents[AxisIndex].VertexBuffer != NULL)
			{
				Elements.Add(AccessStreamComponent(Data.TangentBasisComponents[AxisIndex],TangentBasisAttributes[AxisIndex]));
			}
		}

		// Vertex color
		if(Data.VertexColorComponent.VertexBuffer != NULL)
		{
			Elements.Add(AccessStreamComponent(Data.VertexColorComponent,3));
		}
		else
		{
			//If the mesh has no color component, set the null color buffer on a new stream with a stride of 0.
			//This wastes 4 bytes of bandwidth per vertex, but prevents having to compile out twice the number of vertex factories.
			FVertexStreamComponent NullColorComponent(&GNullColorVertexBuffer, 0, 0, VET_Color);
			Elements.Add(AccessStreamComponent(NullColorComponent,3));
		}
		
		if(Data.TextureCoordinates.Num())
		{
			const int32 BaseTexCoordAttribute = 4;
			for(int32 CoordinateIndex = 0;CoordinateIndex < Data.TextureCoordinates.Num();CoordinateIndex++)
			{
				Elements.Add(AccessStreamComponent(
					Data.TextureCoordinates[CoordinateIndex],
					BaseTexCoordAttribute + CoordinateIndex
					));
			}

			for(int32 CoordinateIndex = Data.TextureCoordinates.Num();CoordinateIndex < MAX_TEXCOORDS;CoordinateIndex++)
			{
				Elements.Add(AccessStreamComponent(
					Data.TextureCoordinates[Data.TextureCoordinates.Num() - 1],
					BaseTexCoordAttribute + CoordinateIndex
					));
			}
		}

		if(Streams.Num() > 0)
		{
			InitDeclaration(Elements,Data);
			check(IsValidRef(GetDeclaration()));
		}
	}
}
示例#3
0
void ScriptEngine::generateReference()
{
	if (!m_engine)
		return;

	std::ofstream out("AngelScript reference.txt");

	out << "*** Globals ***" << std::endl << std::endl;
	int nb = m_engine->GetGlobalFunctionCount();
	for (int i = 0; i < nb; ++i)
	{
		auto func = m_engine->GetGlobalFunctionByIndex(i);
		out << "\t" << func->GetDeclaration(true, false, true) << std::endl;
	}

	out << std::endl << "*** Types ***" << std::endl << std::endl;
	nb = m_engine->GetObjectTypeCount();
	for (int i = 0; i < nb; ++i)
	{
		auto info = m_engine->GetObjectTypeByIndex(i);
		out << " * " << info->GetName() << std::endl;

		int nb2 = info->GetPropertyCount();
		for (int j = 0; j < nb2; ++j)
		{
			const char* name;
			int typeId;
			bool isPrivate, isProtected, isReference;
			auto prop = info->GetProperty(j, &name, &typeId, &isPrivate, &isProtected, nullptr, &isReference);
			out << "\t";

			if (isProtected)
				out << "protected ";
			if (isPrivate)
				out << "private ";
			out << m_engine->GetTypeDeclaration(typeId);
			if (isReference)
				out << "&";
			out << " ";
			out << name << std::endl;
		}
		if (nb2 != 0)
			out << std::endl;

		nb2 = info->GetBehaviourCount();
		bool hasBehaviour = false;
		for (int j = 0; j < nb2; ++j)
		{
			asEBehaviours behaviour;
			auto func = info->GetBehaviourByIndex(j, &behaviour);
			if (behaviour == asBEHAVE_CONSTRUCT || behaviour == asBEHAVE_DESTRUCT)
			{
				hasBehaviour = true;
				out << "\t" << func->GetDeclaration(false, false, true) << std::endl;
			}
		}
		if (hasBehaviour)
			out << std::endl;

		nb2 = info->GetFactoryCount();
		for (int j = 0; j < nb2; ++j)
		{
			auto func = info->GetFactoryByIndex(j);
			out << "\t" << func->GetDeclaration(false, false, true) << std::endl;
		}
		if (nb2 != 0)
			out << std::endl;

		nb2 = info->GetMethodCount();
		for (int j = 0; j < nb2; ++j)
		{
			auto func = info->GetMethodByIndex(j);
			out << "\t" << func->GetDeclaration(false, false, true) << std::endl;
		}

		out << std::endl;
	}
}