알파 블렌딩, 안개 구현

MyD3DFramework/CameraObject.cpp

@@ -8,7 +8,7 @@
 CameraObject::CameraObject()
 {
 	m_trans = CreateComponent<CTransform>();
-	m_camera = CreateComponent<CCamera>(::XMConvertToRadians(45.f), 0.5f, 100.f, m_trans);
+	m_camera = CreateComponent<CCamera>(::XMConvertToRadians(45.f), 0.5f, 50.f, m_trans);
 	m_input = CreateComponent<CKeyInput>();
 
 	/* ÀÎDz ¼³Á¤ */

MyD3DFramework/ContantBuffers.h

@@ -66,4 +66,12 @@ struct cbPerFrame
 	unsigned int PointLightCount;  
 	unsigned int SpotLightCount;   
 	float Pad;
+};
+
+struct cbPerRarely
+{
+	Vector4 FogColor;
+	float FogStart;
+	float FogRange;
+	Vector2 Pad;
 };

MyD3DFramework/DevScene.cpp

@@ -21,9 +21,17 @@ void DevScene::EnterScene()
 
 	CreateGameObject<LightObject>();
 
-	Pawn* pawn = CreateGameObject<Pawn>();
-	pawn->GetComponentOrNull<CTransform>()->SetPosition(Vector3{ 0.f,0.f,3.f });
-	cmrObj->GetComponentOrNull<CTransform>()->SetRotateByLookAtPoint(Vector3{ 0.f,0.f,3.f });
+	{
+		Pawn* pawn = CreateGameObject<Pawn>();
+		pawn->GetComponentOrNull<CTransform>()->SetPosition(Vector3{ 0.f,0.f,3.f });
+		cmrObj->GetComponentOrNull<CTransform>()->SetRotateByLookAtPoint(Vector3{ 0.f,0.f,3.f });
+	}
+
+	{
+		Pawn* pawn = CreateGameObject<Pawn>();
+		pawn->GetComponentOrNull<CTransform>()->SetPosition(Vector3{ 0.f,-2.f,5.f });
+		cmrObj->GetComponentOrNull<CTransform>()->SetRotateByLookAtPoint(Vector3{ 0.f,0.f,3.f });
+	}
 }
 
 void DevScene::UpdateScene()

MyD3DFramework/Effect.cpp

@@ -52,7 +52,7 @@ void Effect::SetProperties(ID3D11Device* inDevice, std::wstring_view inVertexSha
 	CHECK_FAILED(hr);
 }
 
- void Effect::RegisterConstantBuffer(ID3D11Device* inDevice, uint32 inContantBuffeStructSize, const std::string inConstantBufferName, uint32 inSlotToUse, uint32 inApplyFlags)
+ void Effect::CreateConstantBuffer(ID3D11Device* inDevice, uint32 inContantBuffeStructSize, const std::string inConstantBufferName, uint32 inSlotToUse, uint32 inApplyFlags)
 {
 	assert(!m_cbRepo.contains(inConstantBufferName));
 

MyD3DFramework/Effect.h

@@ -23,7 +23,7 @@ class Effect
 		const std::vector<D3D11_INPUT_ELEMENT_DESC>& inInputElementDesc
 	);
 
-	void RegisterConstantBuffer(
+	void CreateConstantBuffer(
 		ID3D11Device* inDevice,
 		uint32 inContantBuffeStructSize,
 		const std::string inConstantBufferName,

MyD3DFramework/Macro.h

@@ -15,7 +15,7 @@
 	if (FAILED(hr))																					\
 	{																								\
 		auto& buffer = Buffer512W::GetInst();													    \
-		buffer.Input(L"DirectX Fail!\nError Code: %d\nMessage: %s", static_cast<int>(hr), msg);		\
+		buffer.Input(L"DirectX Fail!\nError Code: %ld\nMessage: %s", static_cast<HRESULT>(hr), msg);		\
 		WinUtile::Alert(buffer.c_str(), L"Error");													\
 		PostQuitMessage(0);																			\
 	}

MyD3DFramework/Material.h

@@ -3,7 +3,7 @@
 struct Material
 {
 	Color Ambient;
-	Color Diffuse;
+	Color Diffuse; //W´Â žËĆÄäłÎ
 	Color Specular; //W´Â Áöźö°čźö
 };
 

MyD3DFramework/Renderer.cpp

@@ -201,7 +201,7 @@ void Renderer::InitializeRenderResoucre()
 	//컨스턴트 버퍼 설정
 
 	//cbPerObject
-	effect->RegisterConstantBuffer(
+	effect->CreateConstantBuffer(
 		m_device.Get(),
 		sizeof(cbPerObject),
 		sCbPerObjectKey,
@@ -210,21 +210,31 @@ void Renderer::InitializeRenderResoucre()
 	);
 
 	//cbPerFrame
-	effect->RegisterConstantBuffer(
+	effect->CreateConstantBuffer(
 		m_device.Get(),
 		sizeof(cbPerFrame),
 		sCbPerFrameKey,
 		1,
 		CONSTANT_BUFFER_APPLY_VERTEX_SHADER | CONSTANT_BUFFER_APPLY_PIXEL_SHADER
 	);
 
+	//cbPerRarely
+	effect->CreateConstantBuffer(
+		m_device.Get(),
+		sizeof(cbPerRarely),
+		sCbPerRarelyKey,
+		2,
+		CONSTANT_BUFFER_APPLY_PIXEL_SHADER
+	);
+
 	//머테리얼 생성
 	{
 		Material* m = CreateMaterial(sBasicMaterialKey);
 		m->Ambient = Color(0.4f, 0.4f, 0.4f);
 		m->Diffuse = Color(1.f, 1.f, 1.f);
 		m->Specular = Color(1.0f, 1.0f, 1.0f);
 		m->Specular.w = 32;
+		m->Diffuse.w = 1.f;
 	}
 
 	//머테리얼 생성
@@ -236,9 +246,27 @@ void Renderer::InitializeRenderResoucre()
 		m->Specular.w = 32;
 	}
 
-	/* 샘플러 스테이트 */
+	/* 블렌더 스테이트 */
 	{
+		D3D11_BLEND_DESC desc = {};
+		desc.AlphaToCoverageEnable = false;
+		desc.IndependentBlendEnable = false;
+
+		desc.RenderTarget[0].BlendEnable = true;                 
+		desc.RenderTarget[0].SrcBlend = D3D11_BLEND_SRC_ALPHA;   
+		desc.RenderTarget[0].DestBlend = D3D11_BLEND_INV_SRC_ALPHA;
+		desc.RenderTarget[0].BlendOp = D3D11_BLEND_OP_ADD;       
+		desc.RenderTarget[0].SrcBlendAlpha = D3D11_BLEND_ONE;    
+		desc.RenderTarget[0].DestBlendAlpha = D3D11_BLEND_ZERO;  
+		desc.RenderTarget[0].BlendOpAlpha = D3D11_BLEND_OP_ADD;  
+		desc.RenderTarget[0].RenderTargetWriteMask = D3D11_COLOR_WRITE_ENABLE_ALL; 
+
+		HRESULT hr = m_device->CreateBlendState(&desc, m_blendState.GetAddressOf());
+		CHECK_FAILED(hr);
+	}
 
+	/* 샘플러 스테이트 */
+	{
 		D3D11_SAMPLER_DESC desc = { };
 		desc.Filter = D3D11_FILTER_MIN_MAG_MIP_LINEAR;
 		desc.AddressU = D3D11_TEXTURE_ADDRESS_WRAP;
@@ -255,10 +283,29 @@ void Renderer::InitializeRenderResoucre()
 		HRESULT hr = LoadAndCreateTexture2D(L"C:\\Users\\alsxm\\Desktop\\dev\\MyDX3DFramework\\woodTexture.png", nullptr, m_shaderResourceView.GetAddressOf(), true);
 		CHECK_FAILED(hr);
 	}
+
+	/* 안개 설정 */
+	{
+		cbPerRarely cb = {};
+
+		cb.FogStart = 25.f;
+		cb.FogRange = 25.f;
+		cb.FogColor = Color(Colors::LightSkyBlue);
+
+		effect->UpdateConstantBuffer(
+			m_deviceContext.Get(),
+			sCbPerRarelyKey,
+			cb
+		);
+
+		//지금 업데이트 해도 됨
+		effect->BindConstantBuffer(m_deviceContext.Get(), sCbPerRarelyKey);
+	}
 
 	SetCurrentEffect(sBasicEffectKey);
 	SetCurrentRenderState(sBasicRenderStateKey);
 
+
 }
 
 void Renderer::CreateCubeMesh()
@@ -357,6 +404,12 @@ void Renderer::Render()
 	m_curEffect->BindConstantBuffer(m_deviceContext.Get(), sCbPerFrameKey);
 	m_curEffect->BindConstantBuffer(m_deviceContext.Get(), sCbPerObjectKey);
 	m_curRenderState->Apply(m_deviceContext.Get());
+
+	/* 블랜드 스테이트 */
+	FLOAT blendFactor[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
+	m_deviceContext->OMSetBlendState(m_blendState.Get(), blendFactor, 0xffffffff);
+
+
 	m_curMesh = nullptr;
 
 	/* 카메라 설정 */

MyD3DFramework/Renderer.h

@@ -134,6 +134,7 @@ class Renderer
 	const inline static std::string sGroundMaterialKey = "GroundMaterial";
 	const inline static std::string sCbPerFrameKey = "cbPerFrame";
 	const inline static std::string sCbPerObjectKey = "cbPerObject";
+	const inline static std::string sCbPerRarelyKey = "cbPerRarely";
 
 private:
 	Renderer();;
@@ -150,6 +151,7 @@ class Renderer
 	ComPtr<ID3D11RenderTargetView> m_renderTargetView = nullptr;
 	ComPtr<ID3D11ShaderResourceView> m_shaderResourceView = nullptr;
 	ComPtr<ID3D11SamplerState> m_samplerState = nullptr;
+	ComPtr<ID3D11BlendState> m_blendState = nullptr;
 
 	CD3D11_VIEWPORT m_viewport = {};
 	D3D_FEATURE_LEVEL m_featureLevel = {};

MyD3DFramework/ShaderHeader.hlsli

@@ -4,9 +4,6 @@
 //  구조체
 // ---------------------------------------
 
-Texture2D txDiffuse : register(t0);
-SamplerState samLinear : register(s0);
-
 struct Material
 {
     float4 Ambient;
@@ -52,7 +49,10 @@ struct SpotLight
 // ---------------------------------------
 //  컨스턴트 버퍼
 // ---------------------------------------
-
+
+Texture2D txDiffuse : register(t0);
+SamplerState samLinear : register(s0);
+
 cbuffer cPerObject : register(b0)
 {
     matrix gWorld;
@@ -74,6 +74,14 @@ cbuffer cbPerFrame : register(b1)
     unsigned int gSpotLightCount;
     float Pad;
 }
+
+cbuffer cbPerRarely : register(b2)
+{
+    float4 gFogColor;
+    float gFogStart;
+    float gFogRange;
+}
+
 // ---------------------------------------
 //  선형 변환만 정의하는 버텍스 쉐이더
 // ---------------------------------------

MyD3DFramework/TexPixelShader.hlsl

@@ -148,8 +148,14 @@ void ComputeSpotLight(
 
 float4 PS(TEX_VS_OUTPUT input) : SV_TARGET
 {
+    //텍스처 매핑 미리 수행
+    float4 texColor = txDiffuse.Sample(samLinear, input.UV);
+    clip(texColor.a - 0.1f); //텍스처의 알파 값이 0.1 미만이면 클리핑
+
     //시선 벡터
-    float3 eyeVecW = normalize(gEyePosW.xyz - input.PosW);
+    float3 eyeVecW = gEyePosW.xyz - input.PosW;
+    float distToEye = length(eyeVecW);
+    eyeVecW /= distToEye;
 
     //초기화
     float4 ambient = float4(0.f, 0.f, 0.f, 0.f);
@@ -162,7 +168,7 @@ float4 PS(TEX_VS_OUTPUT input) : SV_TARGET
     float4 s = float4(0.f, 0.f, 0.f, 0.f);
 
     int i;
-
+    
     //방향성 광원
     for (i = 0; i < gDirLightCount; ++i)
     {
@@ -172,7 +178,6 @@ float4 PS(TEX_VS_OUTPUT input) : SV_TARGET
         diffuse += d;
     }
 
-
     //점 광원
     for (i = 0; i < gPointLightCount; ++i)
     {
@@ -192,13 +197,16 @@ float4 PS(TEX_VS_OUTPUT input) : SV_TARGET
         diffuse += d;
     }
 
+    //Light
+    float4 fianlColor = (ambient + diffuse) * texColor + specular;
 
-    //최종 조명 계산
-
-    float4 texColor = txDiffuse.Sample(samLinear, input.UV);
-    float4 finalColor = (ambient + diffuse) * texColor + specular;
-    finalColor.w = gMaterial.Diffuse.w * texColor.a; //알파 값은 머테리얼에서 가져옴
-    return finalColor;
+    //Fog
+    float fogLerp = saturate((distToEye - gFogStart) / gFogRange);
+    fianlColor = lerp(fianlColor, gFogColor, fogLerp);
+
+    //Texture + Material Alpha
+    fianlColor.w = gMaterial.Diffuse.w * texColor.a; //알파 값은 머테리얼에서 가져옴
+    return fianlColor;
 }
 
 

MyD3DFramework/x64/Debug/MyD3DFramework.log

@@ -8,13 +8,13 @@ C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\CMeshRenderer.h(5,7):
 C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Effect.cpp(31,26): warning C4267: '인수': 'size_t'에서 'UINT'(으)로 변환하면서 데이터가 손실될 수 있습니다.
   (소스 파일 '/x64/Debug/unity_LRIO0T8STGO3EFCP.cpp'을(를) 컴파일하는 중)
 
-C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.cpp(409,41): warning C4267: '=': 'size_t'에서 'unsigned int'(으)로 변환하면서 데이터가 손실될 수 있습니다.
+C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.cpp(462,41): warning C4267: '=': 'size_t'에서 'unsigned int'(으)로 변환하면서 데이터가 손실될 수 있습니다.
   (소스 파일 '/x64/Debug/unity_LRIO0T8STGO3EFCP.cpp'을(를) 컴파일하는 중)
 
-C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.cpp(410,45): warning C4267: '=': 'size_t'에서 'unsigned int'(으)로 변환하면서 데이터가 손실될 수 있습니다.
+C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.cpp(463,45): warning C4267: '=': 'size_t'에서 'unsigned int'(으)로 변환하면서 데이터가 손실될 수 있습니다.
   (소스 파일 '/x64/Debug/unity_LRIO0T8STGO3EFCP.cpp'을(를) 컴파일하는 중)
 
-C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.cpp(411,43): warning C4267: '=': 'size_t'에서 'unsigned int'(으)로 변환하면서 데이터가 손실될 수 있습니다.
+C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.cpp(464,43): warning C4267: '=': 'size_t'에서 'unsigned int'(으)로 변환하면서 데이터가 손실될 수 있습니다.
   (소스 파일 '/x64/Debug/unity_LRIO0T8STGO3EFCP.cpp'을(를) 컴파일하는 중)
 
 C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\WindowsApp.cpp(34,33): warning C4302: '형식 캐스트': 'LPWSTR'에서 'WORD'(으)로 잘립니다.
@@ -30,7 +30,7 @@ C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Mesh.h(33,37): warning
   (소스 파일 '/x64/Debug/unity_LRIO0T8STGO3EFCP.cpp'을(를) 컴파일하는 중)
       C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Mesh.h(33,37):
       템플릿 인스턴스화 컨텍스트(가장 오래된 인스턴스화 컨텍스트)가
-          C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.cpp(287,8):
+          C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.cpp(334,8):
           컴파일되는 함수 템플릿 인스턴스화 'void Mesh::CreateVertexBuffer<VertexNormalTexture>(ID3D11Device *,const std::vector<VertexNormalTexture,std::allocator<VertexNormalTexture>> &)'에 대한 참조를 확인하세요.
 
 C:\Users\alsxm\Desktop\dev\MyDX3DFramework\MyD3DFramework\Renderer.h(70,1): warning C4715: 'Renderer::GetFeatureLevelToString': 모든 제어 경로에서 값을 반환하지는 않습니다.