304 lines
12 KiB
C++
304 lines
12 KiB
C++
// Copyright (C) 2015 Jérôme Leclercq
|
|
// This file is part of the "Nazara Engine - Utility module"
|
|
// For conditions of distribution and use, see copyright notice in Config.hpp
|
|
|
|
#include <Nazara/Utility/VertexDeclaration.hpp>
|
|
#include <Nazara/Core/Error.hpp>
|
|
#include <Nazara/Core/ErrorFlags.hpp>
|
|
#include <Nazara/Core/OffsetOf.hpp>
|
|
#include <Nazara/Math/Matrix4.hpp>
|
|
#include <Nazara/Utility/Config.hpp>
|
|
#include <Nazara/Utility/Utility.hpp>
|
|
#include <Nazara/Utility/VertexStruct.hpp>
|
|
#include <cstring>
|
|
#include <Nazara/Utility/Debug.hpp>
|
|
|
|
NzVertexDeclaration::NzVertexDeclaration() :
|
|
m_stride(0)
|
|
{
|
|
}
|
|
|
|
NzVertexDeclaration::NzVertexDeclaration(const NzVertexDeclaration& declaration) :
|
|
NzRefCounted(),
|
|
m_stride(declaration.m_stride)
|
|
{
|
|
std::memcpy(m_components, declaration.m_components, sizeof(Component)*(nzVertexComponent_Max+1));
|
|
}
|
|
|
|
NzVertexDeclaration::~NzVertexDeclaration()
|
|
{
|
|
NotifyDestroy();
|
|
}
|
|
|
|
void NzVertexDeclaration::DisableComponent(nzVertexComponent component)
|
|
{
|
|
#ifdef NAZARA_DEBUG
|
|
if (component > nzVertexComponent_Max)
|
|
{
|
|
NazaraError("Vertex component out of enum");
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#if NAZARA_UTILITY_SAFE
|
|
if (component == nzVertexComponent_Unused)
|
|
{
|
|
NazaraError("Cannot disable \"unused\" component");
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
Component& vertexComponent = m_components[component];
|
|
if (vertexComponent.enabled)
|
|
{
|
|
vertexComponent.enabled = false;
|
|
m_stride -= NzUtility::ComponentStride[vertexComponent.type];
|
|
}
|
|
}
|
|
|
|
void NzVertexDeclaration::EnableComponent(nzVertexComponent component, nzComponentType type, unsigned int offset)
|
|
{
|
|
#ifdef NAZARA_DEBUG
|
|
if (component > nzVertexComponent_Max)
|
|
{
|
|
NazaraError("Vertex component out of enum");
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#if NAZARA_UTILITY_SAFE
|
|
if (!IsTypeSupported(type))
|
|
{
|
|
NazaraError("Component type 0x" + NzString::Number(type, 16) + " is not supported by vertex declarations");
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
if (component != nzVertexComponent_Unused)
|
|
{
|
|
Component& vertexComponent = m_components[component];
|
|
if (vertexComponent.enabled)
|
|
m_stride -= NzUtility::ComponentStride[vertexComponent.type];
|
|
else
|
|
vertexComponent.enabled = true;
|
|
|
|
vertexComponent.offset = offset;
|
|
vertexComponent.type = type;
|
|
}
|
|
|
|
m_stride += NzUtility::ComponentStride[type];
|
|
}
|
|
|
|
void NzVertexDeclaration::GetComponent(nzVertexComponent component, bool* enabled, nzComponentType* type, unsigned int* offset) const
|
|
{
|
|
#ifdef NAZARA_DEBUG
|
|
if (component > nzVertexComponent_Max)
|
|
{
|
|
NazaraError("Vertex component out of enum");
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#if NAZARA_UTILITY_SAFE
|
|
if (component == nzVertexComponent_Unused)
|
|
{
|
|
NazaraError("Cannot get \"unused\" component");
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
const Component& vertexComponent = m_components[component];
|
|
|
|
if (enabled)
|
|
*enabled = vertexComponent.enabled;
|
|
|
|
if (type)
|
|
*type = vertexComponent.type;
|
|
|
|
if (offset)
|
|
*offset = vertexComponent.offset;
|
|
}
|
|
|
|
unsigned int NzVertexDeclaration::GetStride() const
|
|
{
|
|
return m_stride;
|
|
}
|
|
|
|
void NzVertexDeclaration::SetStride(unsigned int stride)
|
|
{
|
|
m_stride = stride;
|
|
}
|
|
|
|
NzVertexDeclaration& NzVertexDeclaration::operator=(const NzVertexDeclaration& declaration)
|
|
{
|
|
std::memcpy(m_components, declaration.m_components, sizeof(Component)*(nzVertexComponent_Max+1));
|
|
m_stride = declaration.m_stride;
|
|
|
|
return *this;
|
|
}
|
|
|
|
NzVertexDeclaration* NzVertexDeclaration::Get(nzVertexLayout layout)
|
|
{
|
|
#ifdef NAZARA_DEBUG
|
|
if (layout > nzVertexLayout_Max)
|
|
{
|
|
NazaraError("Vertex layout out of enum");
|
|
return nullptr;
|
|
}
|
|
#endif
|
|
|
|
return &s_declarations[layout];
|
|
}
|
|
|
|
bool NzVertexDeclaration::IsTypeSupported(nzComponentType type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case nzComponentType_Color:
|
|
case nzComponentType_Double1:
|
|
case nzComponentType_Double2:
|
|
case nzComponentType_Double3:
|
|
case nzComponentType_Double4:
|
|
case nzComponentType_Float1:
|
|
case nzComponentType_Float2:
|
|
case nzComponentType_Float3:
|
|
case nzComponentType_Float4:
|
|
case nzComponentType_Int1:
|
|
case nzComponentType_Int2:
|
|
case nzComponentType_Int3:
|
|
case nzComponentType_Int4:
|
|
return true;
|
|
|
|
case nzComponentType_Quaternion:
|
|
return false;
|
|
}
|
|
|
|
NazaraError("Component type not handled (0x" + NzString::Number(type, 16) + ')');
|
|
return false;
|
|
}
|
|
|
|
bool NzVertexDeclaration::Initialize()
|
|
{
|
|
if (!NzVertexDeclarationLibrary::Initialize())
|
|
{
|
|
NazaraError("Failed to initialise library");
|
|
return false;
|
|
}
|
|
|
|
try
|
|
{
|
|
NzErrorFlags flags(nzErrorFlag_Silent | nzErrorFlag_ThrowException);
|
|
|
|
// Layout : Type
|
|
NzVertexDeclaration* declaration;
|
|
|
|
// nzVertexLayout_XY : NzVertexStruct_XY
|
|
declaration = &s_declarations[nzVertexLayout_XY];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XY, position));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XY), "Invalid stride for declaration nzVertexLayout_XY");
|
|
|
|
// nzVertexLayout_XY_Color : NzVertexStruct_XY_Color
|
|
declaration = &s_declarations[nzVertexLayout_XY_Color];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XY_Color, position));
|
|
declaration->EnableComponent(nzVertexComponent_Color, nzComponentType_Color, NzOffsetOf(NzVertexStruct_XY_Color, color));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XY_Color), "Invalid stride for declaration nzVertexLayout_XY_Color");
|
|
|
|
// nzVertexLayout_XY_UV : NzVertexStruct_XY_UV
|
|
declaration = &s_declarations[nzVertexLayout_XY_UV];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XY_UV, position));
|
|
declaration->EnableComponent(nzVertexComponent_TexCoord, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XY_UV, uv));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XY_UV), "Invalid stride for declaration nzVertexLayout_XY_UV");
|
|
|
|
// nzVertexLayout_XYZ : NzVertexStruct_XYZ
|
|
declaration = &s_declarations[nzVertexLayout_XYZ];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ, position));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XYZ), "Invalid stride for declaration nzVertexLayout_XYZ");
|
|
|
|
// nzVertexLayout_XYZ_Color : NzVertexStruct_XYZ_Color
|
|
declaration = &s_declarations[nzVertexLayout_XYZ_Color];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Color, position));
|
|
declaration->EnableComponent(nzVertexComponent_Color, nzComponentType_Color, NzOffsetOf(NzVertexStruct_XYZ_Color, color));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XYZ_Color), "Invalid stride for declaration nzVertexLayout_XYZ_Color");
|
|
|
|
// nzVertexLayout_XYZ_Color_UV : NzVertexStruct_XYZ_Color_UV
|
|
declaration = &s_declarations[nzVertexLayout_XYZ_Color_UV];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Color_UV, position));
|
|
declaration->EnableComponent(nzVertexComponent_Color, nzComponentType_Color, NzOffsetOf(NzVertexStruct_XYZ_Color_UV, color));
|
|
declaration->EnableComponent(nzVertexComponent_TexCoord, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XYZ_Color_UV, uv));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XYZ_Color_UV), "Invalid stride for declaration nzVertexLayout_XYZ_Color_UV");
|
|
|
|
// nzVertexLayout_XYZ_Normal : NzVertexStruct_XYZ_Normal
|
|
declaration = &s_declarations[nzVertexLayout_XYZ_Normal];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal, position));
|
|
declaration->EnableComponent(nzVertexComponent_Normal, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal, normal));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XYZ_Normal), "Invalid stride for declaration nzVertexLayout_XYZ_Normal");
|
|
|
|
// nzVertexLayout_XYZ_Normal_UV : NzVertexStruct_XYZ_Normal_UV
|
|
declaration = &s_declarations[nzVertexLayout_XYZ_Normal_UV];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV, position));
|
|
declaration->EnableComponent(nzVertexComponent_Normal, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV, normal));
|
|
declaration->EnableComponent(nzVertexComponent_TexCoord, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV, uv));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XYZ_Normal_UV), "Invalid stride for declaration nzVertexLayout_XYZ_Normal_UV");
|
|
|
|
// nzVertexLayout_XYZ_Normal_UV_Tangent : NzVertexStruct_XYZ_Normal_UV_Tangent
|
|
declaration = &s_declarations[nzVertexLayout_XYZ_Normal_UV_Tangent];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent, position));
|
|
declaration->EnableComponent(nzVertexComponent_Normal, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent, normal));
|
|
declaration->EnableComponent(nzVertexComponent_TexCoord, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent, uv));
|
|
declaration->EnableComponent(nzVertexComponent_Tangent, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent, tangent));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XYZ_Normal_UV_Tangent), "Invalid stride for declaration nzVertexLayout_XYZ_Normal_UV_Tangent");
|
|
|
|
// nzVertexLayout_XYZ_Normal_UV_Tangent_Skinning : NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning
|
|
declaration = &s_declarations[nzVertexLayout_XYZ_Normal_UV_Tangent_Skinning];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning, position));
|
|
declaration->EnableComponent(nzVertexComponent_Normal, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning, normal));
|
|
declaration->EnableComponent(nzVertexComponent_TexCoord, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning, uv));
|
|
declaration->EnableComponent(nzVertexComponent_Tangent, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning, tangent));
|
|
declaration->EnableComponent(nzVertexComponent_Unused, nzComponentType_Int1, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning, weightCount));
|
|
declaration->EnableComponent(nzVertexComponent_Userdata0, nzComponentType_Float4, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning, weights));
|
|
declaration->EnableComponent(nzVertexComponent_Userdata1, nzComponentType_Int4, NzOffsetOf(NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning, jointIndexes));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XYZ_Normal_UV_Tangent_Skinning), "Invalid stride for declaration nzVertexLayout_XYZ_Normal_UV_Tangent_Skinning");
|
|
|
|
// nzVertexLayout_XYZ_UV : NzVertexStruct_XYZ_UV
|
|
declaration = &s_declarations[nzVertexLayout_XYZ_UV];
|
|
declaration->EnableComponent(nzVertexComponent_Position, nzComponentType_Float3, NzOffsetOf(NzVertexStruct_XYZ_UV, position));
|
|
declaration->EnableComponent(nzVertexComponent_TexCoord, nzComponentType_Float2, NzOffsetOf(NzVertexStruct_XYZ_UV, uv));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzVertexStruct_XYZ_UV), "Invalid stride for declaration nzVertexLayout_XYZ_UV");
|
|
|
|
// nzVertexLayout_Matrix4 : NzMatrix4f
|
|
declaration = &s_declarations[nzVertexLayout_Matrix4];
|
|
declaration->EnableComponent(nzVertexComponent_InstanceData0, nzComponentType_Float4, NzOffsetOf(NzMatrix4f, m11));
|
|
declaration->EnableComponent(nzVertexComponent_InstanceData1, nzComponentType_Float4, NzOffsetOf(NzMatrix4f, m21));
|
|
declaration->EnableComponent(nzVertexComponent_InstanceData2, nzComponentType_Float4, NzOffsetOf(NzMatrix4f, m31));
|
|
declaration->EnableComponent(nzVertexComponent_InstanceData3, nzComponentType_Float4, NzOffsetOf(NzMatrix4f, m41));
|
|
|
|
NazaraAssert(declaration->GetStride() == sizeof(NzMatrix4f), "Invalid stride for declaration nzVertexLayout_Matrix4");
|
|
}
|
|
catch (const std::exception& e)
|
|
{
|
|
NazaraError("Failed to initialize vertex declaration: " + NzString(e.what()));
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void NzVertexDeclaration::Uninitialize()
|
|
{
|
|
NzVertexDeclarationLibrary::Uninitialize();
|
|
}
|
|
|
|
NzVertexDeclaration NzVertexDeclaration::s_declarations[nzVertexLayout_Max+1];
|
|
NzVertexDeclarationLibrary::LibraryMap NzVertexDeclaration::s_library;
|