public override void Init()
{
// Set ToonShaderEffect
_shaderEffect.AttachToContext(RC);
// Setup GUI
// GUIHandler
_guiHandler = new GUIHandler();
_guiHandler.AttachToContext(RC);
// font + text
_guiFontCabin18 = RC.LoadFont("Assets/Cabin.ttf", 18);
_guiFontCabin24 = RC.LoadFont("Assets/Cabin.ttf", 24);
_guiText = new GUIText("FUSEE Shader Demo", _guiFontCabin24, 30, Height - 30)
{
TextColor = new float4(1, 1, 1, 1)
};
_guiHandler.Add(_guiText);
// image
_guiImage = new GUIImage("Assets/repbg.jpg", 0, 0, -5, Width, Height);
_guiHandler.Add(_guiImage);
_borderImage = new GUIImage("Assets/redbg.png", 0, 0, -4, 230, 32);
//_guiHandler.Add(_borderImage);
//* Menu1: Select Shader
_panelSelectShader = new GUIPanel("Select Shader", _guiFontCabin24, 10, 10, 230, 230);
_panelSelectShader.ChildElements.Add(_borderImage);
_guiHandler.Add(_panelSelectShader);
//** Possible Shader Buttons
_btnDiffuseColorShader = new GUIButton("Diffuse Color", _guiFontCabin18, 25, 40, 180, 25);
_btnTextureShader = new GUIButton("Texture Only", _guiFontCabin18, 25, 70, 180, 25);
_btnDiffuseTextureShader = new GUIButton("Diffuse Texture", _guiFontCabin18, 25, 100, 180, 25);
_btnDiffuseBumpTextureShader = new GUIButton("Diffuse Bump Texture", _guiFontCabin18, 25, 130, 180, 25);
_btnSpecularTexture = new GUIButton("Specular Texture", _guiFontCabin18, 25, 160, 180, 25);
_btnToon = new GUIButton("Toon", _guiFontCabin18, 25, 190, 180, 25);
//*** Add Handlers
_btnDiffuseColorShader.OnGUIButtonDown += OnMenuButtonDown;
_btnDiffuseColorShader.OnGUIButtonUp += OnMenuButtonUp;
_btnDiffuseColorShader.OnGUIButtonEnter += OnMenuButtonEnter;
_btnDiffuseColorShader.OnGUIButtonLeave += OnMenuButtonLeave;
_btnTextureShader.OnGUIButtonDown += OnMenuButtonDown;
_btnTextureShader.OnGUIButtonUp += OnMenuButtonUp;
_btnTextureShader.OnGUIButtonEnter += OnMenuButtonEnter;
_btnTextureShader.OnGUIButtonLeave += OnMenuButtonLeave;
_btnDiffuseTextureShader.OnGUIButtonDown += OnMenuButtonDown;
_btnDiffuseTextureShader.OnGUIButtonUp += OnMenuButtonUp;
_btnDiffuseTextureShader.OnGUIButtonEnter += OnMenuButtonEnter;
_btnDiffuseTextureShader.OnGUIButtonLeave += OnMenuButtonLeave;
_btnDiffuseBumpTextureShader.OnGUIButtonDown += OnMenuButtonDown;
_btnDiffuseBumpTextureShader.OnGUIButtonUp += OnMenuButtonUp;
_btnDiffuseBumpTextureShader.OnGUIButtonEnter += OnMenuButtonEnter;
_btnDiffuseBumpTextureShader.OnGUIButtonLeave += OnMenuButtonLeave;
_btnSpecularTexture.OnGUIButtonDown += OnMenuButtonDown;
_btnSpecularTexture.OnGUIButtonUp += OnMenuButtonUp;
_btnSpecularTexture.OnGUIButtonEnter += OnMenuButtonEnter;
_btnSpecularTexture.OnGUIButtonLeave += OnMenuButtonLeave;
_btnToon.OnGUIButtonDown += OnMenuButtonDown;
_btnToon.OnGUIButtonUp += OnMenuButtonUp;
_btnToon.OnGUIButtonEnter += OnMenuButtonEnter;
_btnToon.OnGUIButtonLeave += OnMenuButtonLeave;
//**** Add Buttons to Panel
_panelSelectShader.ChildElements.Add(_btnDiffuseColorShader);
_panelSelectShader.ChildElements.Add(_btnTextureShader);
_panelSelectShader.ChildElements.Add(_btnDiffuseTextureShader);
_panelSelectShader.ChildElements.Add(_btnDiffuseBumpTextureShader);
_panelSelectShader.ChildElements.Add(_btnSpecularTexture);
_panelSelectShader.ChildElements.Add(_btnToon);
//* Menu3: Select Mesh
_panelSelectMesh = new GUIPanel("Select Mesh", _guiFontCabin24, 270, 10, 230, 130);
_panelSelectMesh.ChildElements.Add(_borderImage);
_guiHandler.Add(_panelSelectMesh);
//** Possible Meshes
_btnCube = new GUIButton("Cube", _guiFontCabin18, 25, 40, 180, 25);
_btnSphere = new GUIButton("Sphere", _guiFontCabin18, 25, 70, 180, 25);
_btnTeapot = new GUIButton("Teapot", _guiFontCabin18, 25, 100, 180, 25);
_panelSelectMesh.ChildElements.Add(_btnCube);
_panelSelectMesh.ChildElements.Add(_btnSphere);
_panelSelectMesh.ChildElements.Add(_btnTeapot);
//** Add handlers
_btnCube.OnGUIButtonDown += OnMenuButtonDown;
_btnCube.OnGUIButtonUp += OnMenuButtonUp;
_btnCube.OnGUIButtonEnter += OnMenuButtonEnter;
_btnCube.OnGUIButtonLeave += OnMenuButtonLeave;
_btnSphere.OnGUIButtonDown += OnMenuButtonDown;
_btnSphere.OnGUIButtonUp += OnMenuButtonUp;
_btnSphere.OnGUIButtonEnter += OnMenuButtonEnter;
_btnSphere.OnGUIButtonLeave += OnMenuButtonLeave;
_btnTeapot.OnGUIButtonDown += OnMenuButtonDown;
_btnTeapot.OnGUIButtonUp += OnMenuButtonUp;
_btnTeapot.OnGUIButtonEnter += OnMenuButtonEnter;
_btnTeapot.OnGUIButtonLeave += OnMenuButtonLeave;
//* Menu2: Light Settings
_panelLightSettings = new GUIPanel("Light Settings", _guiFontCabin24, 530, 10, 230, 130);
_panelLightSettings.ChildElements.Add(_borderImage);
_guiHandler.Add(_panelLightSettings);
//** Possible Light Settings
_btnDirectionalLight = new GUIButton("Directional Light", _guiFontCabin18, 25, 40, 180, 25);
_btnPointLight = new GUIButton("Point Light", _guiFontCabin18, 25, 70, 180, 25);
_btnSpotLight = new GUIButton("Spot Light", _guiFontCabin18, 25, 100, 180, 25);
_panelLightSettings.ChildElements.Add(_btnDirectionalLight);
_panelLightSettings.ChildElements.Add(_btnPointLight);
_panelLightSettings.ChildElements.Add(_btnSpotLight);
//*** Add Handlers
_btnDirectionalLight.OnGUIButtonDown += OnMenuButtonDown;
_btnDirectionalLight.OnGUIButtonUp += OnMenuButtonUp;
_btnDirectionalLight.OnGUIButtonEnter += OnMenuButtonEnter;
_btnDirectionalLight.OnGUIButtonLeave += OnMenuButtonLeave;
_btnPointLight.OnGUIButtonDown += OnMenuButtonDown;
_btnPointLight.OnGUIButtonUp += OnMenuButtonUp;
_btnPointLight.OnGUIButtonEnter += OnMenuButtonEnter;
_btnPointLight.OnGUIButtonLeave += OnMenuButtonLeave;
_btnSpotLight.OnGUIButtonDown += OnMenuButtonDown;
_btnSpotLight.OnGUIButtonUp += OnMenuButtonUp;
_btnSpotLight.OnGUIButtonEnter += OnMenuButtonEnter;
_btnSpotLight.OnGUIButtonLeave += OnMenuButtonLeave;
// Setup 3D Scene
// Load Images and Assign iTextures
var imgTexture = RC.LoadImage("Assets/crateTexture.jpg");
var imgBumpTexture = RC.LoadImage("Assets/crateNormal.jpg");
_texCube = RC.CreateTexture(imgTexture);
_texBumpCube = RC.CreateTexture(imgBumpTexture);
imgTexture = RC.LoadImage("Assets/earthTexture.jpg");
imgBumpTexture = RC.LoadImage("Assets/earthNormal.jpg");
_texSphere = RC.CreateTexture(imgTexture);
_texBumpSphere = RC.CreateTexture(imgBumpTexture);
imgTexture = RC.LoadImage("Assets/porcelainTexture.png");
imgBumpTexture = RC.LoadImage("Assets/normalRust.jpg");
_texTeapot = RC.CreateTexture(imgTexture);
_texBumpTeapot = RC.CreateTexture(imgBumpTexture);
_currentTexture = _texCube;
_currentBumpTexture = _texBumpCube;
// Load Meshes
_meshCube = MeshReader.LoadMesh(@"Assets/Cube.obj.model");
_meshSphere = MeshReader.LoadMesh(@"Assets/Sphere.obj.model");
_meshTeapot = MeshReader.LoadMesh(@"Assets/Teapot.obj.model");
// Set current Mesh and Update GUI
_currentMesh = _meshCube;
_btnCube.ButtonColor = ColorHighlightedButton;
// Setup Shaderprograms and Update GUI
_shaderDiffuseColor = Shaders.GetDiffuseColorShader(RC);
_shaderDiffuseTexture = Shaders.GetDiffuseTextureShader(RC);
_shaderTexture = Shaders.GetTextureShader(RC);
_shaderDiffuseBumpTexture = Shaders.GetBumpDiffuseShader(RC);
_shaderSpecularTexture = Shaders.GetSpecularShader(RC);
_btnDiffuseColorShader.ButtonColor = ColorHighlightedButton;
_currentShader = _shaderDiffuseColor;
RC.SetShader(_shaderDiffuseColor);
// Setup ShaderParams
_paramColor = _shaderDiffuseColor.GetShaderParam("color");
// Setup Light and Update GUI
RC.SetLightActive(0, 1);
RC.SetLightPosition(0, new float3(5.0f, 0.0f, -2.0f));
RC.SetLightAmbient(0, new float4(0.2f, 0.2f, 0.2f, 1.0f));
RC.SetLightSpecular(0, new float4(0.1f, 0.1f, 0.1f, 1.0f));
RC.SetLightDiffuse(0, new float4(0.8f, 0.8f, 0.8f, 1.0f));
RC.SetLightDirection(0, new float3(-1.0f, 0.0f, 0.0f));
RC.SetLightSpotAngle(0, 10);
_btnDirectionalLight.ButtonColor = ColorHighlightedButton;
}