source: OGRE/trunk/ogrenew/Samples/CelShading/src/CelShading.cpp @ 692

Revision 692, 5.4 KB checked in by mattausch, 19 years ago (diff)

adding ogre 1.2 and dependencies

Line 
1/*
2-----------------------------------------------------------------------------
3This source file is part of OGRE
4    (Object-oriented Graphics Rendering Engine)
5For the latest info, see http://www.ogre3d.org/
6
7Copyright (c) 2000-2005 The OGRE Team
8Also see acknowledgements in Readme.html
9
10You may use this sample code for anything you like, it is not covered by the
11LGPL like the rest of the engine.
12-----------------------------------------------------------------------------
13*/
14/*
15-----------------------------------------------------------------------------
16Filename:    CelShading.cpp
17Description: Demo of cel-shaded graphics using vertex & fragment programs
18-----------------------------------------------------------------------------
19*/
20
21
22#include "ExampleApplication.h"
23
24SceneNode* rotNode;
25
26// Listener class for frame updates
27class CelShadingListener : public ExampleFrameListener
28{
29protected:
30public:
31    CelShadingListener(RenderWindow* win, Camera* cam)
32        : ExampleFrameListener(win, cam)
33    {
34    }
35
36    bool frameStarted(const FrameEvent& evt)
37    {
38        rotNode->yaw(Degree(evt.timeSinceLastFrame * 30));
39        // Call superclass
40        return ExampleFrameListener::frameStarted(evt);
41    }
42};
43
44// Custom parameter bindings
45#define CUSTOM_SHININESS 1
46#define CUSTOM_DIFFUSE 2
47#define CUSTOM_SPECULAR 3
48
49class CelShadingApplication : public ExampleApplication
50{
51public:
52    CelShadingApplication() {
53    }
54
55    ~CelShadingApplication() {  }
56
57protected:
58   
59        void createFrameListener(void)
60    {
61                // This is where we instantiate our own frame listener
62        mFrameListener= new CelShadingListener(mWindow, mCamera);
63        mRoot->addFrameListener(mFrameListener);
64
65    }
66   
67
68    // Just override the mandatory create scene method
69    void createScene(void)
70    {
71        // Check capabilities
72                const RenderSystemCapabilities* caps = Root::getSingleton().getRenderSystem()->getCapabilities();
73        if (!caps->hasCapability(RSC_VERTEX_PROGRAM) || !(caps->hasCapability(RSC_FRAGMENT_PROGRAM)))
74        {
75            OGRE_EXCEPT(1, "Your card does not support vertex and fragment programs (or you selected D3D7), so cannot "
76                "run this demo. Sorry!",
77                "CelShading::createScene");
78        }
79
80        // Create a point light
81        Light* l = mSceneMgr->createLight("MainLight");
82        // Accept default settings: point light, white diffuse, just set position
83        // Add light to the scene node
84        rotNode = mSceneMgr->getRootSceneNode()->createChildSceneNode();
85        rotNode->createChildSceneNode(Vector3(20,40,50))->attachObject(l);
86
87        Entity *ent = mSceneMgr->createEntity("head", "ogrehead.mesh");
88
89        mCamera->setPosition(20, 0, 100);
90        mCamera->lookAt(0,0,0);
91
92
93        // Set common material, but define custom parameters to change colours
94        // See Example-Advanced.material for how these are finally bound to GPU parameters
95        SubEntity* sub;
96        // eyes
97        sub = ent->getSubEntity(0);
98        sub->setMaterialName("Examples/CelShading");
99        sub->setCustomParameter(CUSTOM_SHININESS, Vector4(35.0f, 0.0f, 0.0f, 0.0f));
100        sub->setCustomParameter(CUSTOM_DIFFUSE, Vector4(1.0f, 0.3f, 0.3f, 1.0f));
101        sub->setCustomParameter(CUSTOM_SPECULAR, Vector4(1.0f, 0.6f, 0.6f, 1.0f));
102        // skin
103        sub = ent->getSubEntity(1);
104        sub->setMaterialName("Examples/CelShading");
105        sub->setCustomParameter(CUSTOM_SHININESS, Vector4(10.0f, 0.0f, 0.0f, 0.0f));
106        sub->setCustomParameter(CUSTOM_DIFFUSE, Vector4(0.0f, 0.5f, 0.0f, 1.0f));
107        sub->setCustomParameter(CUSTOM_SPECULAR, Vector4(0.3f, 0.5f, 0.3f, 1.0f));
108        // earring
109        sub = ent->getSubEntity(2);
110        sub->setMaterialName("Examples/CelShading");
111        sub->setCustomParameter(CUSTOM_SHININESS, Vector4(25.0f, 0.0f, 0.0f, 0.0f));
112        sub->setCustomParameter(CUSTOM_DIFFUSE, Vector4(1.0f, 1.0f, 0.0f, 1.0f));
113        sub->setCustomParameter(CUSTOM_SPECULAR, Vector4(1.0f, 1.0f, 0.7f, 1.0f));
114        // teeth
115        sub = ent->getSubEntity(3);
116        sub->setMaterialName("Examples/CelShading");
117        sub->setCustomParameter(CUSTOM_SHININESS, Vector4(20.0f, 0.0f, 0.0f, 0.0f));
118        sub->setCustomParameter(CUSTOM_DIFFUSE, Vector4(1.0f, 1.0f, 0.7f, 1.0f));
119        sub->setCustomParameter(CUSTOM_SPECULAR, Vector4(1.0f, 1.0f, 1.0f, 1.0f));
120
121        // Add entity to the root scene node
122        mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(ent);
123
124        mWindow->getViewport(0)->setBackgroundColour(ColourValue::White);
125    }
126};
127
128
129
130#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
131#define WIN32_LEAN_AND_MEAN
132#include "windows.h"
133#endif
134
135#ifdef __cplusplus
136extern "C" {
137#endif
138
139#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
140INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
141#else
142int main(int argc, char **argv)
143#endif
144{
145    // Create application object
146    CelShadingApplication app;
147
148    try {
149        app.go();
150    } catch( Exception& e ) {
151#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
152        MessageBox( NULL, e.getFullDescription().c_str(), "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
153#else
154        std::cerr << "An exception has occured: " << e.getFullDescription();
155#endif
156    }
157
158
159    return 0;
160}
161
162#ifdef __cplusplus
163}
164#endif
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