Ajout alpha mapping

enginecustom/alphamap.ps

@@ -0,0 +1,45 @@
+/////////////
+// GLOBALS //
+/////////////
+Texture2D shaderTexture1 : register(t0);
+Texture2D shaderTexture2 : register(t1);
+Texture2D shaderTexture3 : register(t2);
+SamplerState SampleType : register(s0);
+
+//////////////
+// TYPEDEFS //
+//////////////
+struct PixelInputType
+{
+    float4 position : SV_POSITION;
+    float2 tex : TEXCOORD0;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+// Pixel Shader
+////////////////////////////////////////////////////////////////////////////////
+float4 AlphaMapPixelShader(PixelInputType input) : SV_TARGET
+{
+    float4 color1;
+    float4 color2;
+    float4 alphaValue;
+    float4 blendColor;
+	 
+	
+    // Get the pixel color from the first texture.
+    color1 = shaderTexture1.Sample(SampleType, input.tex);
+
+    // Get the pixel color from the second texture.
+    color2 = shaderTexture2.Sample(SampleType, input.tex);
+
+    // Get the pixel color from the alpha texture.
+    alphaValue  = shaderTexture3.Sample(SampleType, input.tex);
+
+    // Combine the two textures based on the alpha value.
+    blendColor = (alphaValue * color1) + ((1.0 - alphaValue) * color2);
+
+    // Saturate the final color value.
+    blendColor = saturate(blendColor);
+
+    return blendColor;
+}

enginecustom/alphamap.vs

@@ -0,0 +1,49 @@
+/////////////
+// GLOBALS //
+/////////////
+cbuffer MatrixBuffer
+{
+    matrix worldMatrix;
+    matrix viewMatrix;
+    matrix projectionMatrix;
+};
+
+
+//////////////
+// TYPEDEFS //
+//////////////
+struct VertexInputType
+{
+    float4 position : POSITION;
+    float2 tex : TEXCOORD0;
+    float3 normal : NORMAL;
+};
+
+struct PixelInputType
+{
+    float4 position : SV_POSITION;
+    float2 tex : TEXCOORD0;
+};
+
+
+////////////////////////////////////////////////////////////////////////////////
+// Vertex Shader
+////////////////////////////////////////////////////////////////////////////////
+PixelInputType AlphaMapVertexShader(VertexInputType input)
+{
+    PixelInputType output;
+    
+
+    // Change the position vector to be 4 units for proper matrix calculations.
+    input.position.w = 1.0f;
+
+    // Calculate the position of the vertex against the world, view, and projection matrices.
+    output.position = mul(input.position, worldMatrix);
+    output.position = mul(output.position, viewMatrix);
+    output.position = mul(output.position, projectionMatrix);
+    
+    // Store the texture coordinates for the pixel shader.
+    output.tex = input.tex;
+    
+    return output;
+}

enginecustom/alphamapshaderclass.cpp

@@ -0,0 +1,378 @@
+#include "alphamapshaderclass.h"
+
+
+AlphaMapShaderClass::AlphaMapShaderClass()
+{
+    m_vertexShader = 0;
+    m_pixelShader = 0;
+    m_layout = 0;
+    m_matrixBuffer = 0;
+    m_sampleState = 0;
+}
+
+
+AlphaMapShaderClass::AlphaMapShaderClass(const AlphaMapShaderClass& other)
+{
+}
+
+
+AlphaMapShaderClass::~AlphaMapShaderClass()
+{
+}
+
+
+bool AlphaMapShaderClass::Initialize(ID3D11Device* device, HWND hwnd)
+{
+    bool result;
+    wchar_t vsFilename[128];
+    wchar_t psFilename[128];
+    int error;
+
+    // Set the filename of the vertex shader.
+    error = wcscpy_s(vsFilename, 128, L"alphamap.vs");
+    if (error != 0)
+    {
+        return false;
+    }
+
+    // Set the filename of the pixel shader.
+    error = wcscpy_s(psFilename, 128, L"alphamap.ps");
+    if (error != 0)
+    {
+        return false;
+    }
+
+    // Initialize the vertex and pixel shaders.
+    result = InitializeShader(device, hwnd, vsFilename, psFilename);
+    if (!result)
+    {
+        return false;
+    }
+
+    return true;
+}
+
+
+void AlphaMapShaderClass::Shutdown()
+{
+    // Shutdown the vertex and pixel shaders as well as the related objects.
+    ShutdownShader();
+
+    return;
+}
+
+
+bool AlphaMapShaderClass::Render(ID3D11DeviceContext* deviceContext, int indexCount, XMMATRIX worldMatrix, XMMATRIX viewMatrix, XMMATRIX projectionMatrix,
+    ID3D11ShaderResourceView* texture1, ID3D11ShaderResourceView* texture2, ID3D11ShaderResourceView* texture3)
+{
+    bool result;
+
+
+    // Set the shader parameters that it will use for rendering.
+    result = SetShaderParameters(deviceContext, worldMatrix, viewMatrix, projectionMatrix, texture1, texture2, texture3);
+    if (!result)
+    {
+        return false;
+    }
+
+    // Now render the prepared buffers with the shader.
+    RenderShader(deviceContext, indexCount);
+
+    return true;
+}
+
+
+bool AlphaMapShaderClass::InitializeShader(ID3D11Device* device, HWND hwnd, WCHAR* vsFilename, WCHAR* psFilename)
+{
+    HRESULT result;
+    ID3D10Blob* errorMessage;
+    ID3D10Blob* vertexShaderBuffer;
+    ID3D10Blob* pixelShaderBuffer;
+    D3D11_INPUT_ELEMENT_DESC polygonLayout[3];
+    unsigned int numElements;
+    D3D11_BUFFER_DESC matrixBufferDesc;
+    D3D11_SAMPLER_DESC samplerDesc;
+
+
+    // Initialize the pointers this function will use to null.
+    errorMessage = 0;
+    vertexShaderBuffer = 0;
+    pixelShaderBuffer = 0;
+
+    // Compile the vertex shader code.
+    result = D3DCompileFromFile(vsFilename, NULL, NULL, "AlphaMapVertexShader", "vs_5_0", D3D10_SHADER_ENABLE_STRICTNESS, 0,
+        &vertexShaderBuffer, &errorMessage);
+    if (FAILED(result))
+    {
+        // If the shader failed to compile it should have writen something to the error message.
+        if (errorMessage)
+        {
+            OutputShaderErrorMessage(errorMessage, hwnd, vsFilename);
+        }
+        // If there was nothing in the error message then it simply could not find the shader file itself.
+        else
+        {
+            MessageBox(hwnd, vsFilename, L"Missing Shader File", MB_OK);
+        }
+
+        return false;
+    }
+
+    // Compile the pixel shader code.
+    result = D3DCompileFromFile(psFilename, NULL, NULL, "AlphaMapPixelShader", "ps_5_0", D3D10_SHADER_ENABLE_STRICTNESS, 0,
+        &pixelShaderBuffer, &errorMessage);
+    if (FAILED(result))
+    {
+        // If the shader failed to compile it should have writen something to the error message.
+        if (errorMessage)
+        {
+            OutputShaderErrorMessage(errorMessage, hwnd, psFilename);
+        }
+        // If there was nothing in the error message then it simply could not find the file itself.
+        else
+        {
+            MessageBox(hwnd, psFilename, L"Missing Shader File", MB_OK);
+        }
+
+        return false;
+    }
+
+    // Create the vertex shader from the buffer.
+    result = device->CreateVertexShader(vertexShaderBuffer->GetBufferPointer(), vertexShaderBuffer->GetBufferSize(), NULL, &m_vertexShader);
+    if (FAILED(result))
+    {
+        return false;
+    }
+
+    // Create the pixel shader from the buffer.
+    result = device->CreatePixelShader(pixelShaderBuffer->GetBufferPointer(), pixelShaderBuffer->GetBufferSize(), NULL, &m_pixelShader);
+    if (FAILED(result))
+    {
+        return false;
+    }
+
+    // Create the vertex input layout description.
+    polygonLayout[0].SemanticName = "POSITION";
+    polygonLayout[0].SemanticIndex = 0;
+    polygonLayout[0].Format = DXGI_FORMAT_R32G32B32_FLOAT;
+    polygonLayout[0].InputSlot = 0;
+    polygonLayout[0].AlignedByteOffset = 0;
+    polygonLayout[0].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
+    polygonLayout[0].InstanceDataStepRate = 0;
+
+    polygonLayout[1].SemanticName = "TEXCOORD";
+    polygonLayout[1].SemanticIndex = 0;
+    polygonLayout[1].Format = DXGI_FORMAT_R32G32_FLOAT;
+    polygonLayout[1].InputSlot = 0;
+    polygonLayout[1].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
+    polygonLayout[1].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
+    polygonLayout[1].InstanceDataStepRate = 0;
+
+    polygonLayout[2].SemanticName = "NORMAL";
+    polygonLayout[2].SemanticIndex = 0;
+    polygonLayout[2].Format = DXGI_FORMAT_R32G32B32_FLOAT;
+    polygonLayout[2].InputSlot = 0;
+    polygonLayout[2].AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
+    polygonLayout[2].InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
+    polygonLayout[2].InstanceDataStepRate = 0;
+
+    // Get a count of the elements in the layout.
+    numElements = sizeof(polygonLayout) / sizeof(polygonLayout[0]);
+
+    // Create the vertex input layout.
+    result = device->CreateInputLayout(polygonLayout, numElements, vertexShaderBuffer->GetBufferPointer(),
+        vertexShaderBuffer->GetBufferSize(), &m_layout);
+    if (FAILED(result))
+    {
+        return false;
+    }
+
+    // Release the vertex shader buffer and pixel shader buffer since they are no longer needed.
+    vertexShaderBuffer->Release();
+    vertexShaderBuffer = 0;
+
+    pixelShaderBuffer->Release();
+    pixelShaderBuffer = 0;
+
+    // Setup the description of the dynamic matrix constant buffer that is in the vertex shader.
+    matrixBufferDesc.Usage = D3D11_USAGE_DYNAMIC;
+    matrixBufferDesc.ByteWidth = sizeof(MatrixBufferType);
+    matrixBufferDesc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
+    matrixBufferDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
+    matrixBufferDesc.MiscFlags = 0;
+    matrixBufferDesc.StructureByteStride = 0;
+
+    // Create the constant buffer pointer so we can access the vertex shader constant buffer from within this class.
+    result = device->CreateBuffer(&matrixBufferDesc, NULL, &m_matrixBuffer);
+    if (FAILED(result))
+    {
+        return false;
+    }
+
+    // Create a texture sampler state description.
+    samplerDesc.Filter = D3D11_FILTER_MIN_MAG_MIP_LINEAR;
+    samplerDesc.AddressU = D3D11_TEXTURE_ADDRESS_WRAP;
+    samplerDesc.AddressV = D3D11_TEXTURE_ADDRESS_WRAP;
+    samplerDesc.AddressW = D3D11_TEXTURE_ADDRESS_WRAP;
+    samplerDesc.MipLODBias = 0.0f;
+    samplerDesc.MaxAnisotropy = 1;
+    samplerDesc.ComparisonFunc = D3D11_COMPARISON_ALWAYS;
+    samplerDesc.BorderColor[0] = 0;
+    samplerDesc.BorderColor[1] = 0;
+    samplerDesc.BorderColor[2] = 0;
+    samplerDesc.BorderColor[3] = 0;
+    samplerDesc.MinLOD = 0;
+    samplerDesc.MaxLOD = D3D11_FLOAT32_MAX;
+
+    // Create the texture sampler state.
+    result = device->CreateSamplerState(&samplerDesc, &m_sampleState);
+    if (FAILED(result))
+    {
+        return false;
+    }
+
+    return true;
+}
+
+
+void AlphaMapShaderClass::ShutdownShader()
+{
+    // Release the sampler state.
+    if (m_sampleState)
+    {
+        m_sampleState->Release();
+        m_sampleState = 0;
+    }
+
+    // Release the matrix constant buffer.
+    if (m_matrixBuffer)
+    {
+        m_matrixBuffer->Release();
+        m_matrixBuffer = 0;
+    }
+
+    // Release the layout.
+    if (m_layout)
+    {
+        m_layout->Release();
+        m_layout = 0;
+    }
+
+    // Release the pixel shader.
+    if (m_pixelShader)
+    {
+        m_pixelShader->Release();
+        m_pixelShader = 0;
+    }
+
+    // Release the vertex shader.
+    if (m_vertexShader)
+    {
+        m_vertexShader->Release();
+        m_vertexShader = 0;
+    }
+
+    return;
+}
+
+
+void AlphaMapShaderClass::OutputShaderErrorMessage(ID3D10Blob* errorMessage, HWND hwnd, WCHAR* shaderFilename)
+{
+    char* compileErrors;
+    unsigned long long bufferSize, i;
+    ofstream fout;
+
+
+    // Get a pointer to the error message text buffer.
+    compileErrors = (char*)(errorMessage->GetBufferPointer());
+
+    // Get the length of the message.
+    bufferSize = errorMessage->GetBufferSize();
+
+    // Open a file to write the error message to.
+    fout.open("shader-error.txt");
+
+    // Write out the error message.
+    for (i = 0; i < bufferSize; i++)
+    {
+        fout << compileErrors[i];
+    }
+
+    // Close the file.
+    fout.close();
+
+    // Release the error message.
+    errorMessage->Release();
+    errorMessage = 0;
+
+    // Pop a message up on the screen to notify the user to check the text file for compile errors.
+    MessageBox(hwnd, L"Error compiling shader.  Check shader-error.txt for message.", shaderFilename, MB_OK);
+
+    return;
+}
+
+
+bool AlphaMapShaderClass::SetShaderParameters(ID3D11DeviceContext* deviceContext, XMMATRIX worldMatrix, XMMATRIX viewMatrix, XMMATRIX projectionMatrix,
+    ID3D11ShaderResourceView* texture1, ID3D11ShaderResourceView* texture2, ID3D11ShaderResourceView* texture3)
+{
+    HRESULT result;
+    D3D11_MAPPED_SUBRESOURCE mappedResource;
+    MatrixBufferType* dataPtr;
+    unsigned int bufferNumber;
+
+
+    // Transpose the matrices to prepare them for the shader.
+    worldMatrix = XMMatrixTranspose(worldMatrix);
+    viewMatrix = XMMatrixTranspose(viewMatrix);
+    projectionMatrix = XMMatrixTranspose(projectionMatrix);
+
+    // Lock the constant buffer so it can be written to.
+    result = deviceContext->Map(m_matrixBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);
+    if (FAILED(result))
+    {
+        return false;
+    }
+
+    // Get a pointer to the data in the constant buffer.
+    dataPtr = (MatrixBufferType*)mappedResource.pData;
+
+    // Copy the matrices into the constant buffer.
+    dataPtr->world = worldMatrix;
+    dataPtr->view = viewMatrix;
+    dataPtr->projection = projectionMatrix;
+
+    // Unlock the constant buffer.
+    deviceContext->Unmap(m_matrixBuffer, 0);
+
+    // Set the position of the constant buffer in the vertex shader.
+    bufferNumber = 0;
+
+    // Finally set the constant buffer in the vertex shader with the updated values.
+    deviceContext->VSSetConstantBuffers(bufferNumber, 1, &m_matrixBuffer);
+
+    // Set shader texture resources in the pixel shader.
+    deviceContext->PSSetShaderResources(0, 1, &texture1);
+    deviceContext->PSSetShaderResources(1, 1, &texture2);
+    deviceContext->PSSetShaderResources(2, 1, &texture3);
+
+    return true;
+}
+
+
+void AlphaMapShaderClass::RenderShader(ID3D11DeviceContext* deviceContext, int indexCount)
+{
+    // Set the vertex input layout.
+    deviceContext->IASetInputLayout(m_layout);
+
+    // Set the vertex and pixel shaders that will be used to render this triangle.
+    deviceContext->VSSetShader(m_vertexShader, NULL, 0);
+    deviceContext->PSSetShader(m_pixelShader, NULL, 0);
+
+    // Set the sampler state in the pixel shader.
+    deviceContext->PSSetSamplers(0, 1, &m_sampleState);
+
+    // Render the triangle.
+    deviceContext->DrawIndexed(indexCount, 0, 0);
+
+    return;
+}

enginecustom/alphamapshaderclass.h

@@ -0,0 +1,54 @@
+#ifndef _ALPHAMAPSHADERCLASS_H_
+#define _ALPHAMAPSHADERCLASS_H_
+
+
+//////////////
+// INCLUDES //
+//////////////
+#include <d3d11.h>
+#include <d3dcompiler.h>
+#include <directxmath.h>
+#include <fstream>
+using namespace DirectX;
+using namespace std;
+
+
+////////////////////////////////////////////////////////////////////////////////
+// Class name: AlphaMapShaderClass
+////////////////////////////////////////////////////////////////////////////////
+class AlphaMapShaderClass
+{
+private:
+    struct MatrixBufferType
+    {
+        XMMATRIX world;
+        XMMATRIX view;
+        XMMATRIX projection;
+    };
+
+public:
+    AlphaMapShaderClass();
+    AlphaMapShaderClass(const AlphaMapShaderClass&);
+    ~AlphaMapShaderClass();
+
+    bool Initialize(ID3D11Device*, HWND);
+    void Shutdown();
+    bool Render(ID3D11DeviceContext*, int, XMMATRIX, XMMATRIX, XMMATRIX, ID3D11ShaderResourceView*, ID3D11ShaderResourceView*, ID3D11ShaderResourceView*);
+
+private:
+    bool InitializeShader(ID3D11Device*, HWND, WCHAR*, WCHAR*);
+    void ShutdownShader();
+    void OutputShaderErrorMessage(ID3D10Blob*, HWND, WCHAR*);
+
+    bool SetShaderParameters(ID3D11DeviceContext*, XMMATRIX, XMMATRIX, XMMATRIX, ID3D11ShaderResourceView*, ID3D11ShaderResourceView*, ID3D11ShaderResourceView*);
+    void RenderShader(ID3D11DeviceContext*, int);
+
+private:
+    ID3D11VertexShader* m_vertexShader;
+    ID3D11PixelShader* m_pixelShader;
+    ID3D11InputLayout* m_layout;
+    ID3D11Buffer* m_matrixBuffer;
+    ID3D11SamplerState* m_sampleState;
+};
+
+#endif

enginecustom/applicationclass.cpp

@@ -5,6 +5,7 @@ ApplicationClass::ApplicationClass()
 	m_Direct3D = 0;
 	m_Camera = 0; 
 	m_MultiTextureShader = 0;
+	m_AlphaMapShader = 0;
 	m_Model = 0;
 	m_LightShader = 0;
 	m_LightMapShader = 0;
@@ -37,8 +38,7 @@ ApplicationClass::~ApplicationClass()
 bool ApplicationClass::Initialize(int screenWidth, int screenHeight, HWND hwnd)
 {
 	char testString1[32], testString2[32], testString3[32];
-	char modelFilename[128];
-	char textureFilename1[128], textureFilename2[128];
+	char modelFilename[128], textureFilename1[128], textureFilename2[128], textureFilename3[128];
 	char bitmapFilename[128];
 	char spriteFilename[128];
 	char fpsString[32];
@@ -180,12 +180,13 @@ bool ApplicationClass::Initialize(int screenWidth, int screenHeight, HWND hwnd)
 
 	// Set the file name of the textures.
 	strcpy_s(textureFilename1, "stone01.tga");
-	strcpy_s(textureFilename2, "light01.tga");
+	strcpy_s(textureFilename2, "dirt01.tga");
+	strcpy_s(textureFilename3, "alpha01.tga");
 
 	// Create and initialize the model object.
 	m_Model = new ModelClass;
 
-	result = m_Model->Initialize(m_Direct3D->GetDevice(), m_Direct3D->GetDeviceContext(), modelFilename, textureFilename1, textureFilename2);
+	result = m_Model->Initialize(m_Direct3D->GetDevice(), m_Direct3D->GetDeviceContext(), modelFilename, textureFilename1, textureFilename2, textureFilename3);
 	if (!result)
 	{
 		MessageBox(hwnd, L"Could not initialize the model object.", L"Error", MB_OK);
@@ -232,6 +233,16 @@ bool ApplicationClass::Initialize(int screenWidth, int screenHeight, HWND hwnd)
 		return false;
 	}
 
+	// Create and initialize the alpha map shader object.
+	m_AlphaMapShader = new AlphaMapShaderClass;
+
+	result = m_AlphaMapShader->Initialize(m_Direct3D->GetDevice(), hwnd);
+	if (!result)
+	{
+		MessageBox(hwnd, L"Could not initialize the alpha map shader object.", L"Error", MB_OK);
+		return false;
+	}
+
 	// Create and initialize the fps object.
 	m_Fps = new FpsClass();
 
@@ -403,6 +414,14 @@ void ApplicationClass::Shutdown()
 
 		return;
 	}
+
+	// Release the alpha map shader object.
+	if (m_AlphaMapShader)
+	{
+		m_AlphaMapShader->Shutdown();
+		delete m_AlphaMapShader;
+		m_AlphaMapShader = 0;
+	}
 }
 
 
@@ -410,8 +429,8 @@ bool ApplicationClass::Frame()
 {
 	float frameTime;
 	static float rotation = 0.0f;
-	static float x = 2.f;
-	static float y = 0.f;
+	static float x = 6.f;
+	static float y = 3.f;
 	static float z = 0.f;
 	bool result;
 
@@ -423,19 +442,19 @@ bool ApplicationClass::Frame()
 	}
 
 	// Update the rotation variable each frame.
-	rotation -= 0.0174532925f * 0.1f;
+	rotation -= 0.0174532925f * 0.8f;
 	if (rotation < 0.0f)
 	{
 		rotation += 360.0f;
 	}
 
 	// Update the x position variable each frame.
-	x -= 0.0174532925f * 0.54672f;
+	x -= 0.0174532925f * 0.6f;
 
-	y -= 0.0174532925f * 0.8972f;
+	y -= 0.0174532925f * 0.2f;
 
 	// Update the z position variable each frame.
-	z -= 0.0174532925f * 0.8972f;
+	z -= 0.0174532925f * 0.2f;
 
 
 	// Render the graphics scene.
@@ -561,13 +580,7 @@ bool ApplicationClass::Render(float rotation, float x, float y, float z)
 		lightPosition[i] = m_Lights[i].GetPosition();
 	}
 
-	///////////////////
-	//   DISCLAIMER  //
-	///////////////////
-
-	// Les shaders suivants ne s'appliquent a l'objet uniquement s'il sont les derniers appliques
-
-	scaleMatrix = XMMatrixScaling(0.5f, 0.5f, 0.5f);  // Build the scaling matrix.
+	scaleMatrix = XMMatrixScaling(0.75f, 0.75f, 0.75f);  // Build the scaling matrix.
 	rotateMatrix = XMMatrixRotationY(rotation);  // Build the rotation matrix.
 	translateMatrix = XMMatrixTranslation(x, y, z);  // Build the translation matrix.
 
@@ -578,47 +591,34 @@ bool ApplicationClass::Render(float rotation, float x, float y, float z)
 	// Render the model using the multitexture shader.
 	m_Model->Render(m_Direct3D->GetDeviceContext());
 
-	// Render the model using the light shader.
-	result = m_LightShader->Render(m_Direct3D->GetDeviceContext(), m_Model->GetIndexCount(), worldMatrix, viewMatrix, projectionMatrix, m_Model->GetTexture(0),
-		diffuseColor, lightPosition);
-	if (!result)
-	{
-		return false;
-	}
+	// Lighting, utilise plusieurs lights donc Multiple Points Lighting
+	//result = m_LightShader->Render(m_Direct3D->GetDeviceContext(), m_Model->GetIndexCount(), worldMatrix, viewMatrix, projectionMatrix, m_Model->GetTexture(0),
+	//	diffuseColor, lightPosition);
+	//if (!result)
+	//{
+	//	return false;
+	//}
 
-	scaleMatrix = XMMatrixScaling(2.0f, 2.0f, 2.0f);  // Build the scaling matrix.
-	rotateMatrix = XMMatrixRotationY(-rotation);  // Build the rotation matrix.
-	translateMatrix = XMMatrixTranslation(-x, -y, -z);  // Build the translation matrix.
+	// Lightmapping, utiliser light01.tga en deuxieme texture
+	//result = m_LightMapShader->Render(m_Direct3D->GetDeviceContext(), m_Model->GetIndexCount(), worldMatrix, viewMatrix, projectionMatrix,
+	//	m_Model->GetTexture(0), m_Model->GetTexture(1));
+	//if (!result)
+	//{
+	//	return false;
+	//}
 
-	// Multiply the scale, rotation, and translation matrices together to create the final world transformation matrix.
-	srMatrix = XMMatrixMultiply(scaleMatrix, rotateMatrix);
-	worldMatrix = XMMatrixMultiply(srMatrix, translateMatrix);
-
-	// Put the model vertex and index buffers on the graphics pipeline to prepare them for drawing.
-	m_Model->Render(m_Direct3D->GetDeviceContext());
-
-	result = m_LightMapShader->Render(m_Direct3D->GetDeviceContext(), m_Model->GetIndexCount(), worldMatrix, viewMatrix, projectionMatrix,
-		m_Model->GetTexture(0), m_Model->GetTexture(1));
-	if (!result)
-	{
-		return false;
-	}
+	// MultiTexturing
+	//result = m_MultiTextureShader->Render(m_Direct3D->GetDeviceContext(), m_Model->GetIndexCount(), worldMatrix, viewMatrix, projectionMatrix,
+	//	m_Model->GetTexture(0), m_Model->GetTexture(1));
+	//if (!result)
+	//{
+	//	return false;
+	//}
 
 
-	scaleMatrix = XMMatrixScaling(0.75f, 0.2f, 0.5f);  // Build the scaling matrix.
-	rotateMatrix = XMMatrixRotationY(rotation);  // Build the rotation matrix.
-	translateMatrix = XMMatrixTranslation(x + 1, y - 1, z + 2);  // Build the translation matrix.
-
-	// Multiply the scale, rotation, and translation matrices together to create the final world transformation matrix.
-	srMatrix = XMMatrixMultiply(scaleMatrix, rotateMatrix);
-	worldMatrix = XMMatrixMultiply(srMatrix, translateMatrix);
-
-	// Render the model using the multitexture shader.
-	m_Model->Render(m_Direct3D->GetDeviceContext());
-
-	// Render the model using the multitexture shader.
-	result = m_MultiTextureShader->Render(m_Direct3D->GetDeviceContext(), m_Model->GetIndexCount(), worldMatrix, viewMatrix, projectionMatrix,
-		m_Model->GetTexture(0), m_Model->GetTexture(1));
+	// Alphamapping
+	result = m_AlphaMapShader->Render(m_Direct3D->GetDeviceContext(), m_Model->GetIndexCount(), worldMatrix, viewMatrix, projectionMatrix,
+		m_Model->GetTexture(0), m_Model->GetTexture(1), m_Model->GetTexture(2));
 	if (!result)
 	{
 		return false;

enginecustom/applicationclass.h

@@ -12,6 +12,7 @@
 #include "lightclass.h"
 #include "lightmapshaderclass.h"
 #include "multitextureshaderclass.h"
+#include "alphamapshaderclass.h"
 #include "bitmapclass.h"
 #include "textureshaderclass.h"
 #include "spriteclass.h"
@@ -54,6 +55,7 @@ private:
 	LightClass* m_Light;
 	LightMapShaderClass* m_LightMapShader;
 	MultiTextureShaderClass* m_MultiTextureShader;
+	AlphaMapShaderClass* m_AlphaMapShader;
 	ModelClass* m_Model;
 	TextureShaderClass* m_TextureShader;
 	BitmapClass* m_Bitmap;

enginecustom/enginecustom.vcxproj

@@ -20,6 +20,7 @@
     </ProjectConfiguration>
   </ItemGroup>
   <ItemGroup>
+    <ClCompile Include="alphamapshaderclass.cpp" />
     <ClCompile Include="applicationclass.cpp" />
     <ClCompile Include="bitmapclass.cpp" />
     <ClCompile Include="Cameraclass.cpp" />
@@ -43,6 +44,7 @@
     <ClCompile Include="Timerclass.cpp" />
   </ItemGroup>
   <ItemGroup>
+    <ClInclude Include="alphamapshaderclass.h" />
     <ClInclude Include="applicationclass.h" />
     <ClInclude Include="bitmapclass.h" />
     <ClInclude Include="Cameraclass.h" />
@@ -65,6 +67,8 @@
     <ClInclude Include="Timerclass.h" />
   </ItemGroup>
   <ItemGroup>
+    <None Include="alphamap.ps" />
+    <None Include="alphamap.vs" />
     <None Include="font.ps" />
     <None Include="font.vs" />
     <None Include="light.ps" />
@@ -96,6 +100,8 @@
     </None>
   </ItemGroup>
   <ItemGroup>
+    <Image Include="alpha01.tga" />
+    <Image Include="dirt01.tga" />
     <Image Include="font01.tga" />
     <Image Include="light01.tga" />
     <Image Include="moss01.tga" />

enginecustom/enginecustom.vcxproj.filters

@@ -90,6 +90,9 @@
     <ClCompile Include="lightmapshaderclass.cpp">
       <Filter>Fichiers sources</Filter>
     </ClCompile>
+    <ClCompile Include="alphamapshaderclass.cpp">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="applicationclass.h">
@@ -152,6 +155,9 @@
     <ClInclude Include="lightmapshaderclass.h">
       <Filter>Fichiers d%27en-tête</Filter>
     </ClInclude>
+    <ClInclude Include="alphamapshaderclass.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Image Include="font01.tga">
@@ -172,6 +178,12 @@
     <Image Include="light01.tga">
       <Filter>assets</Filter>
     </Image>
+    <Image Include="dirt01.tga">
+      <Filter>assets</Filter>
+    </Image>
+    <Image Include="alpha01.tga">
+      <Filter>assets</Filter>
+    </Image>
   </ItemGroup>
   <ItemGroup>
     <None Include="packages.config" />
@@ -208,7 +220,15 @@
     <None Include="lightmap.vs">
       <Filter>shader</Filter>
     </None>
-    <None Include="lightmap.ps" />
+    <None Include="lightmap.ps">
+      <Filter>shader</Filter>
+    </None>
+    <None Include="alphamap.vs">
+      <Filter>texture</Filter>
+    </None>
+    <None Include="alphamap.ps">
+      <Filter>texture</Filter>
+    </None>
   </ItemGroup>
   <ItemGroup>
     <Text Include="font01.txt">

enginecustom/modelclass.cpp

@@ -19,7 +19,8 @@ ModelClass::~ModelClass()
 {
 }
 
-bool ModelClass::Initialize(ID3D11Device* device, ID3D11DeviceContext* deviceContext, char* modelFilename, char* textureFilename1, char* textureFilename2)
+bool ModelClass::Initialize(ID3D11Device* device, ID3D11DeviceContext* deviceContext, char* modelFilename, char* textureFilename1, char* textureFilename2,
+	char* textureFilename3)
 {
 	bool result;
 
@@ -37,7 +38,7 @@ bool ModelClass::Initialize(ID3D11Device* device, ID3D11DeviceContext* deviceCon
 		return false;
 	}
 	// Load the textures for this model.
-	result = LoadTextures(device, deviceContext, textureFilename1, textureFilename2);
+	result = LoadTextures(device, deviceContext, textureFilename1, textureFilename2, textureFilename3);
 	if (!result)
 	{
 		return false;
@@ -200,13 +201,13 @@ void ModelClass::RenderBuffers(ID3D11DeviceContext* deviceContext)
 	return;
 }
 
-bool ModelClass::LoadTextures(ID3D11Device* device, ID3D11DeviceContext* deviceContext, char* filename1, char* filename2)
+bool ModelClass::LoadTextures(ID3D11Device* device, ID3D11DeviceContext* deviceContext, char* filename1, char* filename2, char* filename3)
 {
 	bool result;
 
 
 	// Create and initialize the texture object array.
-	m_Textures = new TextureClass[2];
+	m_Textures = new TextureClass[3];
 
 	result = m_Textures[0].Initialize(device, deviceContext, filename1);
 	if (!result)
@@ -220,6 +221,13 @@ bool ModelClass::LoadTextures(ID3D11Device* device, ID3D11DeviceContext* deviceC
 		return false;
 	}
 
+	result = m_Textures[2].Initialize(device, deviceContext, filename3);
+	if (!result)
+	{
+		return false;
+	}
+
+
 	return true;
 }
 
@@ -230,6 +238,7 @@ void ModelClass::ReleaseTextures()
 	{
 		m_Textures[0].Shutdown();
 		m_Textures[1].Shutdown();
+		m_Textures[2].Shutdown();
 
 		delete[] m_Textures;
 		m_Textures = 0;

enginecustom/modelclass.h

@@ -64,7 +64,7 @@ public:
 	ModelClass(const ModelClass&);
 	~ModelClass();
 
-	bool Initialize(ID3D11Device*, ID3D11DeviceContext*, char*, char*, char*);
+	bool Initialize(ID3D11Device*, ID3D11DeviceContext*, char*, char*, char*, char*);
 	void Shutdown();
 	void Render(ID3D11DeviceContext*);
 
@@ -75,7 +75,7 @@ private:
 	bool InitializeBuffers(ID3D11Device*);
 	void ShutdownBuffers();
 	void RenderBuffers(ID3D11DeviceContext*);
-	bool LoadTextures(ID3D11Device*, ID3D11DeviceContext*, char*, char*);
+	bool LoadTextures(ID3D11Device*, ID3D11DeviceContext*, char*, char*, char*);
 	void ReleaseTextures();
 
 	bool LoadModel(char*);