STL betöltő hozzáírva

CMakeLists.txt

@@ -3,6 +3,6 @@ project(WinApi)
 
 set(CMAKE_CXX_STANDARD 14)
 
-add_executable(WinApi WIN32 main.cpp d3dx12.h DXWindow.cpp DXWindow.h Logger.cpp Logger.h utils.cpp utils.h Window.cpp Window.h Timer.cpp Timer.h IDrawable.h Geometry.h EventHandler.cpp EventHandler.h)
+add_executable(WinApi WIN32 main.cpp d3dx12.h DXWindow.cpp DXWindow.h Logger.cpp Logger.h utils.cpp utils.h Window.cpp Window.h Timer.cpp Timer.h IDrawable.h Geometry.h EventHandler.cpp EventHandler.h Vertex.cpp Vertex.h)
 
 target_link_libraries(WinApi d3d12.lib dxgi.lib dxguid.lib d3dcompiler.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib)

DXWindow.cpp

@@ -9,6 +9,8 @@ namespace eg3d {
 	{
 		init();
 		initDrawObjects();
+
+		rotAngle = 0.0f;
 	}
 
 
@@ -291,7 +293,6 @@ namespace eg3d {
 		mCommandList->SetGraphicsRootConstantBufferView(0, cbResource->GetGPUVirtualAddress());
 		
 		////////// OBJEKTUMOK KIRAJZOLÁSA
-		//drawObject();
 
 		for (unsigned i = 0; i < drawables.size(); i++)
 		{
@@ -351,64 +352,22 @@ namespace eg3d {
 
 	void DXWindow::initDrawObjects()
 	{
-		initVertices();
 		setupInputLayout();
-		createBuffers();
-		uploadBuffers();
 		loadShaders();
 		createConstantBuffers();
 		createRootSignature();
 		createPSO();
 	}
 
-
-	void DXWindow::initVertices()
-	{
-		vertices = {
-			{ -0.5f, -0.5f, 0.1f, 1.0f, 0.0f, 0.0f  },
-			{ 0.5f, -0.5f, 0.1f , 0.0f, 1.0f, 0.0f },
-			{ 0.0f, 0.98f, 0.1f, 0.0f, 0.0f, 1.0f  },
-		};
-
-		indices = { 0, 2, 1 };
-	}
-
 	void DXWindow::setupInputLayout()
 	{
 		inputElements = {
 			{"POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0},
-			{"COLOR", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 12, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0}
+			//{"COLOR", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 12, D3D12_INPUT_CLASSIFICATION_PER_VERTEX_DATA, 0}
 			// TODO további elemek létrehozása
 		};
 	}
 
-	void DXWindow::createBuffers()
-	{	
-		// --- vertex buffer létrehozása
-		vertexBuffer = createBuffer_UH(mDevice, vertices.size() * sizeof(Vertex));
-		
-		vertexBufferView.BufferLocation = vertexBuffer->GetGPUVirtualAddress();
-		vertexBufferView.StrideInBytes = sizeof(Vertex);
-		vertexBufferView.SizeInBytes = vertices.size() * sizeof(Vertex);
-		
-		// --- index buffer létrehozása TODO átírás createBuffer_UH() használatával
-		indexBuffer = createBuffer_UH(mDevice, indices.size() * sizeof(uint32_t));
-
-		indexBufferView.Format = DXGI_FORMAT_R32_UINT;
-		indexBufferView.BufferLocation = indexBuffer->GetGPUVirtualAddress();
-		indexBufferView.SizeInBytes = indices.size() * sizeof(uint32_t);
-	}
-
-
-	void DXWindow::uploadBuffers()
-	{
-		// --- vertex buffer feltöltése
-		bufferMapCopy(vertexBuffer, vertices.data(), vertices.size() * sizeof(Vertex));
-
-		// --- index buffer feltöltése
-		bufferMapCopy(indexBuffer, indices.data(), indices.size() * sizeof(uint32_t));
-	}
-
 	void DXWindow::createConstantBuffers()
 	{
 		cbResource = createBuffer_UH(mDevice, calc256AlignedSize(sizeof(constantBuffer)));
@@ -418,7 +377,19 @@ namespace eg3d {
 	{
 		// transzformáció frissítése
 		//DirectX::XMStoreFloat4x4(&constantBuffer.transformMatrix, DirectX::XMMatrixScaling(2.0, 1.0, 1.0));
-		DirectX::XMStoreFloat4x4(&constantBuffer.transformMatrix, DirectX::XMMatrixRotationZ(XM_PI));
+
+		rotAngle = rotAngle - 0.01;
+		if (rotAngle > XM_2PI)
+		{
+			rotAngle -= XM_2PI;
+		}
+
+		float viewHeight = 1.5;
+		DirectX::XMStoreFloat4x4(&constantBuffer.projMatrix,
+			//XMMatrixScaling(0.00001, 0.00001, 0.00001) * XMMatrixTranslation(0.0f, 0.0f, -100000.0f) *
+			DirectX::XMMatrixPerspectiveLH(viewHeight * getAspectRatio(), viewHeight, 0.5, 10));
+		
+		DirectX::XMStoreFloat4x4(&constantBuffer.transformMatrix, DirectX::XMMatrixRotationZ(rotAngle));
 		
 		bufferMapCopy(cbResource, static_cast<void *>(&constantBuffer), sizeof(constantBuffer));
 	}
@@ -454,6 +425,8 @@ namespace eg3d {
 		D3D12_GRAPHICS_PIPELINE_STATE_DESC psoD = {};
 		
 		psoD.RasterizerState = CD3DX12_RASTERIZER_DESC(D3D12_DEFAULT);
+		//psoD.RasterizerState.CullMode = D3D12_CULL_MODE_NONE;
+		//psoD.RasterizerState.FillMode = D3D12_FILL_MODE_WIREFRAME;
 		psoD.BlendState = CD3DX12_BLEND_DESC(D3D12_DEFAULT);
 		psoD.DepthStencilState = CD3DX12_DEPTH_STENCIL_DESC(D3D12_DEFAULT);
 		psoD.SampleMask = UINT_MAX;
@@ -487,12 +460,4 @@ namespace eg3d {
 		}
 	}
 
-	void DXWindow::drawObject()
-	{
-		mCommandList->IASetVertexBuffers(0, 1, &vertexBufferView);
-		mCommandList->IASetIndexBuffer(&indexBufferView);
-		mCommandList->IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
-
-		mCommandList->DrawIndexedInstanced(indices.size(), 1, 0, 0, 0);
-	}
 }

DXWindow.h

@@ -16,17 +16,13 @@
 
 #include <DirectXMath.h>
 
-// Vertex struktúrája
+#include "Vertex.h"
-struct Vertex
-{
-	float x, y, z;
-	float r, g, b;
-};
 
 // konstansbuffer struktúrája
 struct ConstantBuffer
 {
 	DirectX::XMFLOAT4X4 transformMatrix;
+	DirectX::XMFLOAT4X4 projMatrix; // vetítési mátrix
 };
 
 namespace eg3d {
@@ -92,18 +88,15 @@ namespace eg3d {
 		ComPtr<ID3D12Resource> cbResource; // konstansbuffer DX-objektuma
 		ConstantBuffer constantBuffer; // konstansbuffer
 		// TODO TRANSZFORMÁCIÓS TULAJDONSÁGOK
+		float rotAngle; // forgatás szöge
 		
 		void initDrawObjects(); // kirajzolandó objektumok inicializálása
 
-		void initVertices(); // vertexek inicializálása
 		void setupInputLayout(); // input layout beállítása
-		void createBuffers(); // bufferek elkészítése, tartalmuk betöltése
-		void uploadBuffers(); // bufferek feltöltése
 		void loadShaders(); // shaderek betöltése
 		void createConstantBuffers(); // konstansbufferek létrehozása
 		void createRootSignature(); // root signature létrehozása
 		void createPSO(); // PSO létrehozása
-		void drawObject(); // objektum kirajzolása
 
 		void updateConstantBuffers(); // konstansbufferek frissítése
 	

Geometry.h

@@ -3,17 +3,25 @@
 #include <vector>
 #include <mutex>
 #include "IDrawable.h"
+#include "Vertex.h"
 
 #include <DirectXMath.h>
 
+using namespace DirectX;
+
 namespace eg3d {
 
-    template<typename vertex_t>
+    struct STLTriangle {
+        XMFLOAT3 normal;
+        XMFLOAT3 v1, v2, v3;
+        uint16_t attributeByteCount;
+    };
+
     class Geometry : public IDrawable {
     private:
         ComPtr<ID3D12Device> mDevice; // device
 
-        std::vector<vertex_t> mVertices; // vertexek
+        std::vector<Vertex> mVertices; // vertexek
         std::vector<uint32_t> mIndices; // indexek
 
         std::mutex mModifMtx; // ...
@@ -42,10 +50,10 @@ namespace eg3d {
         }
 
         // vertexek beállítása
-        void setVertices(const std::vector<vertex_t> &vertices) {
+        void setVertices(const std::vector<Vertex> &vertices) {
             mVertices = vertices;
 
-            size_t bufferSize = mVertices.size() * sizeof(vertex_t); // buffer mérete
+            size_t bufferSize = mVertices.size() * sizeof(Vertex); // buffer mérete
 
             mVertexBuffer.Reset(); // buffer törlése
             mVertexBuffer = createBuffer_UH(mDevice, bufferSize); // buffer létrehozása
@@ -53,12 +61,12 @@ namespace eg3d {
 
             // vertex buffer view beállítása
             mVertexBufferView.BufferLocation = mVertexBuffer->GetGPUVirtualAddress();
-            mVertexBufferView.StrideInBytes = sizeof(vertex_t);
+            mVertexBufferView.StrideInBytes = sizeof(Vertex);
             mVertexBufferView.SizeInBytes = bufferSize;
         }
 
         // vertexek lekérése
-        std::vector<vertex_t> getVertices() const {
+        std::vector<Vertex> getVertices() const {
             return mVertices;
         }
 
@@ -109,9 +117,74 @@ namespace eg3d {
             setupInputAssembler(commandList); // input assembler beállítása
             commandList->DrawIndexedInstanced(mIndices.size(), 1, 0, 0, 0); // rajzolás
         }
+
+    	// két geometria egyesítése
+		Geometry& operator+=(const Geometry& other)
+        {
+			std::vector<Vertex> vertices = mVertices;
+        	vertices.insert(vertices.end(), other.mVertices.begin(), other.mVertices.end());
+
+			uint32_t offset = mIndices.size() - 1;
+			std::vector<uint32_t> indices = mIndices;
+			indices.insert(indices.end(), other.mIndices.begin(), other.mIndices.end());
+        	
+        	// indexek megváltozatása offsettel
+        	for (uint32_t i = offset + 1; i < indices.size(); i++)
+        	{
+				indices[i] += offset;
+        	}
+
+        	// bufferek újrafoglalása a videokártyán
+			setVertices(vertices);
+			setIndices(indices);
+        	
+			return *this;
+        }
+
+        // bináris STL fájl betöltése
+        void loadBinarySTL(const std::string& fileName) {
+            auto inFile = std::ifstream(fileName, std::ios::in | std::ios::binary); // bináris fájl megnyitása olvasásra
+
+            if (!inFile.is_open()) { // megnézzük, hogy sikerült-e megnyitni a fájlt
+                LOG("Failed to open file: '" + fileName + "'! STL geometry loading failed!");
+                return;
+            }
+
+            // vertexek és indexek
+            std::vector<Vertex> vertices;
+            std::vector<uint32_t> indices;
+
+            uint32_t triN; // háromszögek száma
+
+            inFile.seekg(80, std::ios::beg); // fejléc átugrása
+            inFile.read((char *)&triN, sizeof(triN)); // háromszögek számának kiolvasása
+
+            // vertexek kiolvasása
+            for (uint32_t i = 0; i < triN; i++) {
+                STLTriangle triangle;
+                inFile.read((char *)&triangle, sizeof(triangle)); // egy háromszög betöltése
+
+                vertices.push_back(triangle.v1);
+                vertices.push_back(triangle.v2);
+                vertices.push_back(triangle.v3);
+
+                // indexek vektorának feltöltése
+                uint32_t firstIndex = 3 * i;
+                indices.push_back(firstIndex);
+                indices.push_back(firstIndex + 1);
+                indices.push_back(firstIndex + 2);
+            }
+        	
+            inFile.close();
+
+			setVertices(vertices);
+			setIndices(indices);
+
+            LOG("Successful geometry loading from file '" + fileName + "' of " + std::to_string(triN) + " triangles.");
+        }
     };
 
+
     // geometriatároló típusa
-    template <typename vertex_t>
+    using GeometryPool = std::vector<std::shared_ptr<Geometry>>;
-    using GeometryPool = std::vector<std::shared_ptr<Geometry<vertex_t>>>;
 }

RUNTIME/shaders/basic_shader.hlsl

@@ -1,7 +1,7 @@
 struct VSInput // vertex shader bemeneti struktúra
 {
     float3 position_D : POSITION;
-    float3 color : COLOR;
+    //float3 color : COLOR;
 };
 
 struct VSOutput // vertex shader kimeneti struktúra
@@ -13,14 +13,15 @@ struct VSOutput // vertex shader kimeneti strukt
 cbuffer CBuf : register(b0)
 {
     float4x4 transformMatrix;
+    float4x4 projMatrix;
 };
 
 VSOutput vs_main(VSInput input)
 {
     VSOutput output; // vertex shader kimenete
     
-    output.position_H = mul(transformMatrix, float4(input.position_D, 1.0));
+    output.position_H = mul(projMatrix, mul(transformMatrix, float4(input.position_D, 1.0)));
-    output.color = input.color;
+    output.color = float3(1.0, 1.0, 1.0);
     
     return output;
 }

Vertex.cpp

@@ -0,0 +1,20 @@
+//
+// Created by Epagris on 2020. 03. 14..
+//
+
+#include "Vertex.h"
+
+eg3d::Vertex::Vertex() : x(0.0f), y(0.0f), z(0.0f) {}
+
+eg3d::Vertex::Vertex(const DirectX::XMFLOAT3 xmf3) : x(xmf3.x), y(xmf3.y), z(xmf3.z) {}
+
+eg3d::Vertex::Vertex(std::initializer_list<float> initList) {
+    if (initList.size() >= 3) {
+        const float *pParams = initList.begin();
+
+        // paraméterek elkérése
+        x = pParams[0];
+        y = pParams[1];
+        z = pParams[2];
+    }
+}

Vertex.h

@@ -0,0 +1,26 @@
+//
+// Created by Epagris on 2020. 03. 14..
+//
+
+#ifndef VERTEX
+#define VERTEX
+
+#include <DirectXMath.h>
+#include <initializer_list>
+
+namespace eg3d {
+
+    struct Vertex {
+    public:
+        float x, y, z; // koordináták
+        // float nx, ny, nz; // normálvektorok TODO
+
+        Vertex(); // default konstruktor
+        Vertex(const DirectX::XMFLOAT3 xmf3); // betöltés XMFLOAT3-ból
+        Vertex(std::initializer_list<float> initList); // konstruktor struktúraszerû inicializációval
+    };
+
+}
+
+
+#endif //VERTEX

main.cpp

@@ -10,6 +10,7 @@
 
 #include "Timer.h"
 #include "Geometry.h"
+#include "not_used/vertex_types.h"
 
 // FPS-mérés
 size_t gFrames = 0;
@@ -38,31 +39,28 @@ int WINAPI WinMain(HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszA
 	gTmr1s.reg(timerCBData); 
 	
 	std::vector<Vertex> vertices = { // vertexek
-			{ -0.5f, -0.5f, 0.1f, 1.0f, 0.0f, 0.0f  },
+			{ -0.5f, -0.5f, 1.0f  },
-			{ 0.5f, -0.5f, 0.1f , 0.0f, 1.0f, 0.0f },
+			{ 0.5f, -0.5f, 1.0f },
-			{ 0.0f, 0.98f, 0.1f, 0.0f, 0.0f, 1.0f  },
+			{ 0.0f, 0.98f, 1.0f },
 	};
 
 	std::vector<uint32_t> indices = { 0, 2, 1 }; // indexek
 
-	auto pGeo = std::shared_ptr<Geometry<Vertex>>(new Geometry<Vertex>(win.getDevice()));
+	auto pGeo = std::shared_ptr<Geometry>(new Geometry(win.getDevice()));
 	pGeo->setVertices(vertices);
 	pGeo->setIndices(indices);
 	
+	auto pGeo2 = std::shared_ptr<Geometry>(new Geometry(win.getDevice()));
+	pGeo2->loadBinarySTL("assets/crate.stl");
+
+	//drawables.push_back(pGeo2);
+	//(*pGeo) += (*pGeo2);
+
 	DrawablePool drawables; // geometriák halmaza
 	drawables.push_back(pGeo); // pGeo geometria hozzáadása
 
-	vertices = { // vertexek
-			{ -0.3f, -0.5f, 0.05f, 1.0f, 0.2f, 0.0f  },
-			{ 0.3f, -0.5f, 0.05f , 0.2f, 1.0f, 0.0f },
-			{ 0.0f, 0.7f, 0.05f, 0.0f, 0.2f, 1.0f  },
-	};
 	
-	auto pGeo2 = std::shared_ptr<Geometry<Vertex>>(new Geometry<Vertex>(win.getDevice()));
+	// ------------------------------------
-	pGeo2->setVertices(vertices);
-	pGeo2->setIndices(indices);
-
-	drawables.push_back(pGeo2);
 	
 	MSG msg = { };