40a678889d
* Add type to ComponentType conversion * Change type to ComponentType conversion * Change assert to condition, add check on particle mapper. * Change particle life type * Changes as requested * Fix Travis try 1 * Changes as requested * move IsSuitableForComponent to inl
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
// Copyright (C) 2017 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Core/Error.hpp>
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#include <Nazara/Graphics/Debug.hpp>
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#include <Nazara/Utility/Algorithm.hpp>
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namespace Nz
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{
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/*!
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* \brief Gets a pointer to iterate through same components
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* \return SparsePtr pointing to same components
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*
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* \param component Component to get in the declaration
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*
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* \remark The same components are not continguous but separated by sizeof(ParticleSize)
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* \remark Produces a NazaraError if component is disabled
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*/
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template <typename T>
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SparsePtr<T> ParticleMapper::GetComponentPtr(ParticleComponent component)
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{
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// Then the component that are interesting
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bool enabled;
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ComponentType type;
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std::size_t offset;
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m_declaration->GetComponent(component, &enabled, &type, &offset);
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if (enabled && GetComponentTypeOf<T>() == type)
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{
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///TODO: Check the ratio between the type of the attribute and the template type ?
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return SparsePtr<T>(m_ptr + offset, m_declaration->GetStride());
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}
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else
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{
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NazaraError("Attribute 0x" + String::Number(component, 16) + " is not enabled");
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return SparsePtr<T>();
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}
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}
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/*!
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* \brief Gets a pointer to iterate through same components
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* \return SparsePtr pointing to same components
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*
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* \param component Component to get in the declaration
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*
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* \remark The same components are not continguous but separated by sizeof(ParticleSize)
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* \remark Produces a NazaraError if component is disabled
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*/
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template <typename T>
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SparsePtr<const T> ParticleMapper::GetComponentPtr(ParticleComponent component) const
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{
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// Then the component that are interesting
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bool enabled;
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ComponentType type;
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std::size_t offset;
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m_declaration->GetComponent(component, &enabled, &type, &offset);
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if (enabled && GetComponentTypeOf<T>() == type)
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{
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///TODO: Check the ratio between the type of the attribute and the template type ?
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return SparsePtr<const T>(m_ptr + offset, m_declaration->GetStride());
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}
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else
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{
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NazaraError("Attribute 0x" + String::Number(component, 16) + " is not enabled");
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return SparsePtr<const T>();
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}
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}
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/*!
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* \brief Gets a raw pointer to the particle buffer
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*
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* This can be useful when working directly with a struct
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*
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* \return Pointer to the buffer
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*/
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inline void* ParticleMapper::GetPointer()
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{
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return m_ptr;
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}
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}
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#include <Nazara/Graphics/DebugOff.hpp>
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