| OZ++ Sample: LightedSphereOrbiter |
/****************************************************************************** * * Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer. * * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * * LightedSphereOrbiter.cpp * *****************************************************************************/ #include <oz++/opengl/OpenGLMainView.h> #include <oz++/opengl/OpenGLView.h> #include <oz++/opengl/OpenGLGC.h> #include <oz++/opengl/OpenGLLight.h> #include <oz++/opengl/OpenGLMaterial.h> #include <oz++/opengl/OpenGLSphere.h> #include <oz++/opengl/OpenGLCircle.h> #include <oz++/motif/RenderingTimer.h> #include <oz++/Mutex.h> namespace OZ { class MainView :public OpenGLMainView { private: //Inner class starts class SimpleView: public OpenGLView { private: OpenGLGC gc; SmartPtr<OpenGLQuadric> quadric; SmartPtr<OpenGLSphere> sphere; SmartPtr<OpenGLCircle> circle; SmartPtr<RenderingTimer> timerThread; int renderingInterval; Mutex mutex; float angle; static const int CIRCLE_ANGLE = 360; static const int INCREMENT = 1; public: virtual void display() { mutex.lock(); if (angle <(CIRCLE_ANGLE - INCREMENT) ) { angle += INCREMENT; } else { angle = INCREMENT; } if (sphere) { setPerspective(); Vertex3 pos = circle->getOrbitPosition(angle); gc.clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); gc.loadIdentity(); gc.lookAt(-5.0, 10.0, 4.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); gc.clearColor(0.0, 0.0, 0.0, 1.0); gc.enable(GL_CULL_FACE); gc.enable(GL_LIGHTING); gc.translate(0.0f, 0.0f, 0.0f); gc.color(1.0f, 1.0f, 1.0f); //green circle->draw(&gc); gc.translate(pos.x, pos.y, pos.z); OpenGLLight light(GL_LIGHT0); GLfloat lightPosition[] = {-2.0f, 0.0f, -1.0f, 1.0}; light.position(lightPosition); GLfloat white[] = {1.0f, 1.0f, 1.0f, 1.0f}; GLfloat blue[] = {0.0f, 0.0f, 1.0f, 1.0f}; GLfloat green[] = {0.0f, 1.0f, 0.0f, 1.0f}; GLfloat shininess[] = {100.0}; OpenGLMaterial material(GL_FRONT); material.diffuse(green); material.specular(white); material.shininess(shininess); sphere-> draw(0.5f, 40, 40); } mutex.unlock(); } virtual void resize(int w, int h) { if (w == 0 || h == 0) { return; } setPerspective(); } virtual void initialize() { quadric = new OpenGLQuadric(); quadric -> drawStyle(GLU_FILL); quadric -> normals(GLU_SMOOTH); sphere = new OpenGLSphere(quadric); circle = new OpenGLCircle(0.0f, 0.0f, 0.0f, 1.3f); timerThread = new RenderingTimer(this, renderingInterval); timerThread->start(); } public: SimpleView(OpenGLMainView* parent, const char* name, Args& args) :OpenGLView(parent, name, args), angle(0.0f), renderingInterval(10) { renderingInterval = (const int)args.get(XmNrenderingInterval); } ~SimpleView() { } }; //Inner class ends private: SmartPtr<SimpleView> view; public: MainView(OpenGLApplication& applet, const char* name, Args& args) :OpenGLMainView(applet, name, args) { int interval = args.get(XmNrenderingInterval); Args ar; ar.set(XmNrenderingInterval, interval); //20 millisec view = new SimpleView(this, "", ar); } ~MainView() { } }; } // int main(int argc, char** argv) { try { XInitThreads(); const char* name = argv[0]; OpenGLApplication applet(name, argc, argv); Args args; args.set(XmNwidth, 400); args.set(XmNheight, 400); args.set(XmNrenderingInterval, 20); //20 millisec MainView view(applet, name, args); view.realize(); applet.run(); } catch (Exception& ex) { caught(ex); } return 0; }