Add VectorField Loader (#981)

Add VectorField Loader

Dev/Cpp/Effekseer/CMakeLists.txt

@@ -99,6 +99,8 @@ file(GLOB effekseer_h
     Effekseer/Model/SplineGenerator.h
     Effekseer/Network/*.h
     Effekseer/Network/data/*.h
+    Effekseer/VectorField/VectorField.h
+    Effekseer/VectorField/VectorFieldLoader.h
 )
 
 set(effekseer_src
@@ -155,6 +157,8 @@ set(effekseer_src
     Effekseer/Network/Effekseer.Server.cpp
     Effekseer/Network/Effekseer.Session.cpp
     Effekseer/Network/Effekseer.Socket.cpp
+    Effekseer/VectorField/VectorField.cpp
+    Effekseer/VectorField/VectorFieldLoader.cpp
 )
 
 add_library(${PROJECT_NAME} STATIC

Dev/Cpp/Effekseer/Effekseer.h

@@ -51,5 +51,6 @@
 #include "Effekseer/SIMD/Vec4f.h"
 #include "Effekseer/Sound/Effekseer.SoundPlayer.h"
 #include "Effekseer/Utils/Effekseer.CustomAllocator.h"
-
+#include "Effekseer/VectorField/VectorField.h"
+#include "Effekseer/VectorField/VectorFieldLoader.h"
 #endif

Dev/Cpp/Effekseer/Effekseer/Effekseer.Base.Pre.h

@@ -33,7 +33,7 @@
 //----------------------------------------------------------------------------------
 
 #ifdef _WIN32
-//#include <windows.h>
+// #include <windows.h>
 #elif defined(_PSVITA)
 #elif defined(_PS4)
 #elif defined(_SWITCH)
@@ -81,6 +81,7 @@ class MaterialLoader;
 class SoundLoader;
 class ModelLoader;
 class CurveLoader;
+class VectorFieldLoader;
 
 class Texture;
 class SoundData;
@@ -128,7 +129,7 @@ using ThreadNativeHandleType = std::thread::native_handle_type;
 	static_assert(std::is_class<decltype(val)>::value != true, "val must not be class/struct"); \
 	if ((val) != nullptr)                                                                       \
 	{                                                                                           \
-		delete[](val);                                                                          \
+		delete[] (val);                                                                         \
 		(val) = nullptr;                                                                        \
 	}
 
@@ -332,11 +333,11 @@ T Clamp(T t, U max_, V min_)
 }
 
 /**
-    @brief    Convert UTF16 into UTF8
-    @param    dst    a pointer to destination buffer
-    @param    dst_size    a length of destination buffer
-    @param    src            a source buffer
-    @return    length except 0
+	@brief    Convert UTF16 into UTF8
+	@param    dst    a pointer to destination buffer
+	@param    dst_size    a length of destination buffer
+	@param    src            a source buffer
+	@return    length except 0
 */
 inline int32_t ConvertUtf16ToUtf8(char* dst, int32_t dst_size, const char16_t* src)
 {
@@ -380,11 +381,11 @@ inline int32_t ConvertUtf16ToUtf8(char* dst, int32_t dst_size, const char16_t* s
 }
 
 /**
-    @brief    Convert UTF8 into UTF16
-    @param    dst    a pointer to destination buffer
-    @param    dst_size    a length of destination buffer
-    @param    src            a source buffer
-    @return    length except 0
+	@brief    Convert UTF8 into UTF16
+	@param    dst    a pointer to destination buffer
+	@param    dst_size    a length of destination buffer
+	@param    src            a source buffer
+	@return    length except 0
 */
 inline int32_t ConvertUtf8ToUtf16(char16_t* dst, int32_t dst_size, const char* src)
 {
@@ -729,6 +730,9 @@ RefPtr<T> MakeRefPtr(Arg&&... args)
 	return RefPtr<T>(new T(args...));
 }
 
+class VectorField;
+class VectorFieldLoader;
+
 using SettingRef = RefPtr<Setting>;
 using ManagerRef = RefPtr<Manager>;
 using EffectRef = RefPtr<Effect>;
@@ -737,6 +741,7 @@ using SoundDataRef = RefPtr<SoundData>;
 using ModelRef = RefPtr<Model>;
 using MaterialRef = RefPtr<Material>;
 using CurveRef = RefPtr<Curve>;
+using VectorFieldRef = RefPtr<VectorField>;
 
 using SpriteRendererRef = RefPtr<SpriteRenderer>;
 using RibbonRendererRef = RefPtr<RibbonRenderer>;
@@ -752,6 +757,7 @@ using MaterialLoaderRef = RefPtr<MaterialLoader>;
 using SoundLoaderRef = RefPtr<SoundLoader>;
 using ModelLoaderRef = RefPtr<ModelLoader>;
 using CurveLoaderRef = RefPtr<CurveLoader>;
+using VectorFieldLoaderRef = RefPtr<VectorFieldLoader>;
 using ProceduralModelGeneratorRef = RefPtr<ProceduralModelGenerator>;
 
 /**

Dev/Cpp/Effekseer/Effekseer/Effekseer.Effect.cpp

@@ -22,6 +22,7 @@
 #include "Model/ProceduralModelGenerator.h"
 #include "Model/ProceduralModelParameter.h"
 #include "Utils/Effekseer.BinaryReader.h"
+#include "VectorField/VectorFieldLoader.h"
 
 #include <array>
 #include <functional>

Dev/Cpp/Effekseer/Effekseer/Effekseer.ResourceManager.cpp

@@ -10,6 +10,7 @@
 #include "Effekseer.TextureLoader.h"
 #include "Model/ModelLoader.h"
 #include "Model/ProceduralModelGenerator.h"
+#include "VectorField/VectorFieldLoader.h"
 
 //----------------------------------------------------------------------------------
 //

Dev/Cpp/Effekseer/Effekseer/Effekseer.ResourceManager.h

@@ -291,6 +291,16 @@ class ResourceManager : public ReferenceObject
 		CachedCurves.SetLoader(loader);
 	}
 
+	VectorFieldLoaderRef GetVectorFieldLoader() const
+	{
+		return CachedVectorFields.GetLoader();
+	}
+
+	void SetVectorFieldLoader(VectorFieldLoaderRef loader)
+	{
+		CachedVectorFields.SetLoader(loader);
+	}
+
 	ProceduralModelGeneratorRef GetProceduralMeshGenerator() const
 	{
 		return CachedProceduralModels.GetLoader();
@@ -332,6 +342,7 @@ class ResourceManager : public ReferenceObject
 		CachedMaterials.SetIsCacheEnabled(value);
 		CachedSounds.SetIsCacheEnabled(value);
 		CachedCurves.SetIsCacheEnabled(value);
+		CachedVectorFields.SetIsCacheEnabled(value);
 		CachedProceduralModels.SetIsCacheEnabled(value);
 	}
 
@@ -340,6 +351,7 @@ class ResourceManager : public ReferenceObject
 	CachedResources<SoundLoaderRef, SoundDataRef> CachedSounds;
 	CachedResources<MaterialLoaderRef, MaterialRef> CachedMaterials;
 	CachedResources<CurveLoaderRef, CurveRef> CachedCurves;
+	CachedResources<VectorFieldLoaderRef, VectorFieldRef> CachedVectorFields;
 	CachedParameterResources<ProceduralModelGeneratorRef, ProceduralModelParameter, ModelRef> CachedProceduralModels;
 };
 

Dev/Cpp/Effekseer/Effekseer/Effekseer.Setting.cpp

@@ -12,6 +12,7 @@
 #include "Effekseer.TextureLoader.h"
 #include "Model/ModelLoader.h"
 #include "Model/ProceduralModelGenerator.h"
+#include "VectorField/VectorFieldLoader.h"
 
 #include "Renderer/Effekseer.ModelRenderer.h"
 #include "Renderer/Effekseer.RibbonRenderer.h"
@@ -158,33 +159,31 @@ void Setting::SetMaterialLoader(MaterialLoaderRef loader)
 	resourceManager_->SetMaterialLoader(loader);
 }
 
-//----------------------------------------------------------------------------------
-//
-//----------------------------------------------------------------------------------
 CurveLoaderRef Setting::GetCurveLoader() const
 {
 	return resourceManager_->GetCurveLoader();
 }
 
-//----------------------------------------------------------------------------------
-//
-//----------------------------------------------------------------------------------
 void Setting::SetCurveLoader(CurveLoaderRef loader)
 {
 	resourceManager_->SetCurveLoader(loader);
 }
 
-//----------------------------------------------------------------------------------
-//
-//----------------------------------------------------------------------------------
+VectorFieldLoaderRef Setting::GetVectorFieldLoader() const
+{
+	return resourceManager_->GetVectorFieldLoader();
+}
+
+void Setting::SetVectorFieldLoader(VectorFieldLoaderRef loader)
+{
+	resourceManager_->SetVectorFieldLoader(loader);
+}
+
 ProceduralModelGeneratorRef Setting::GetProceduralMeshGenerator() const
 {
 	return resourceManager_->GetProceduralMeshGenerator();
 }
 
-//----------------------------------------------------------------------------------
-//
-//----------------------------------------------------------------------------------
 void Setting::SetProceduralMeshGenerator(ProceduralModelGeneratorRef generator)
 {
 	resourceManager_->SetProceduralMeshGenerator(generator);

Dev/Cpp/Effekseer/Effekseer/Effekseer.Setting.h

@@ -173,6 +173,26 @@ class Setting : public ReferenceObject
 	*/
 	void SetCurveLoader(CurveLoaderRef loader);
 
+	/**
+		@brief
+		\~English get a vector field loader
+		\~Japanese ベクトル場ローダーを取得する。
+		@return
+		\~English	loader
+		\~Japanese ローダー
+*/
+	VectorFieldLoaderRef GetVectorFieldLoader() const;
+
+	/**
+		@brief
+		\~English specfiy a vector field loader
+		\~Japanese ベクトル場ローダーを設定する。
+		@param	loader
+		\~English	loader
+		\~Japanese ローダー
+	*/
+	void SetVectorFieldLoader(VectorFieldLoaderRef loader);
+
 	/**
 		@brief
 		\~English get a mesh generator

Dev/Cpp/Effekseer/Effekseer/VectorField/VectorField.cpp

@@ -0,0 +1,110 @@
+#include "VectorField.h"
+
+namespace Effekseer
+{
+void VectorField::Init(const std::array<int32_t, 3>& size, int32_t stride)
+{
+	size_ = size;
+	stride_ = stride;
+	data_.resize((size_[0] * size_[1] * size_[2]) * stride_);
+}
+
+std::array<int32_t, 3> VectorField::GetSize() const
+{
+	return size_;
+}
+
+std::array<float, 3> VectorField::GetData(const std::array<int32_t, 3>& position, VectorFieldSamplingMode sampling_mode) const
+{
+	auto p = position;
+	if (sampling_mode == VectorFieldSamplingMode::Clamp)
+	{
+		for (int i = 0; i < 3; i++)
+		{
+			p[i] = Clamp(p[i], size_[i] - 1, 0);
+		}
+	}
+	else if (sampling_mode == VectorFieldSamplingMode::Repeat)
+	{
+		for (int i = 0; i < 3; i++)
+		{
+			p[i] = p[i] % size_[i];
+		}
+	}
+
+	std::array<float, 3> ret;
+	ret.fill(0.0f);
+	for (int i = 0; i < stride_; i++)
+	{
+		ret[i] = data_[(position[0] + position[1] * size_[0] + position[2] * size_[0] * size_[1]) * stride_ + i];
+	}
+
+	return ret;
+}
+
+void VectorField::SetData(const std::array<float, 3>& value, const std::array<int32_t, 3>& position)
+{
+	for (int i = 0; i < stride_; i++)
+	{
+		data_[(position[0] + position[1] * size_[0] + position[2] * size_[0] * size_[1]) * stride_ + i] = value[i];
+	}
+}
+
+std::array<float, 3> VectorField::GetData(const std::array<float, 3>& position, VectorFieldSamplingMode sampling_mode) const
+{
+	const auto lerp = [&](std::array<float, 3> v1, std::array<float, 3> v2, float a)
+	{
+		std::array<float, 3> ret{};
+		for (int i = 0; i < stride_; i++)
+		{
+			ret[i] = (v2[i] - v1[i]) * a + v1[i];
+		}
+		return ret;
+	};
+
+	std::array<int32_t, 3> iv[2];
+	std::array<float, 3> dv;
+	for (size_t i = 0; i < 3; i++)
+	{
+		iv[0][i] = static_cast<int>(position[i]);
+		dv[i] = position[i] - iv[0][i];
+		iv[1][i] = iv[0][i] + 1;
+	}
+
+	std::array<float, 3> v[2][2][2];
+	for (int z = 0; z < 2; z++)
+	{
+		for (int y = 0; y < 2; y++)
+		{
+			for (int x = 0; x < 2; x++)
+			{
+				v[x][y][z] = GetData(std::array<int32_t, 3>{iv[x][0], iv[y][1], iv[z][2]}, sampling_mode);
+			}
+		}
+	}
+
+	std::array<float, 3> vxy[2][2];
+	for (int y = 0; y < 2; y++)
+	{
+		for (int x = 0; x < 2; x++)
+		{
+			vxy[x][y] = lerp(v[x][y][0], v[x][y][1], dv[2]);
+		}
+	}
+
+	std::array<float, 3> vx[2];
+	for (int x = 0; x < 2; x++)
+	{
+		vx[x] = lerp(vxy[x][0], vxy[x][1], dv[1]);
+	}
+
+	auto ret = lerp(vx[0], vx[1], dv[0]);
+
+	for (size_t i = stride_; i < ret.size(); i++)
+	{
+		ret[i] = 0.0f;
+	}
+
+	return ret;
+}
+} // namespace Effekseer

Dev/Cpp/Effekseer/Effekseer/VectorField/VectorField.h

@@ -0,0 +1,39 @@
+#pragma once
+
+#include "../Effekseer.Resource.h"
+#include "../SIMD/Vec3f.h"
+#include "../Utils/Effekseer.CustomAllocator.h"
+#include <array>
+#include <stdint.h>
+
+namespace Effekseer
+{
+
+enum class VectorFieldSamplingMode
+{
+	Clamp,
+	Repeat,
+};
+
+class VectorField : public Resource
+{
+private:
+	std::array<int32_t, 3> size_;
+	CustomAlignedVector<float> data_;
+	int32_t stride_ = 0;
+
+public:
+	void Init(const std::array<int32_t, 3>& size, int32_t stride);
+
+	std::array<int32_t, 3> GetSize() const;
+
+	std::array<float, 3> GetData(const std::array<int32_t, 3>& position, VectorFieldSamplingMode sampling_mode) const;
+
+	void SetData(const std::array<float, 3>& value, const std::array<int32_t, 3>& position);
+
+	std::array<float, 3> GetData(const std::array<float, 3>& position, VectorFieldSamplingMode sampling_mode) const;
+};
+
+using VectorFieldRef = RefPtr<VectorField>;
+
+} // namespace Effekseer