SphereWorld.cpp

来源：互联网发布：数据标注编辑：程序博客网时间：2024/06/15 20:59

话说最近堕落了,明知道要好好学OPENGL,却每天看书也就一个小时.下班后先打篮球,之后吃饭,回到住处一般都要21点了.确实时间也不是很多.我想说,还要陪女朋友...

还是要像以前学东西时一样,不管看起来多么简单的东西,都要写代码写一遍,会了再说.所以,现在有电脑了.就更要努力了,要在年末写出一个像样的渲染器呢,要加油了`

白天的工作做得还好,有时一天也没做什么,有时一天做了很多.做到现在这个阶段,很多东西更要做细了,毕竟是在做产品,要想的东西还是很多,高瞻远瞩的眼光是要有的,不然将来遭罪的是我们,而且也对不起信任我的人.

贴吧,之后睡觉了.

//SphereWorld.cpp#include "stdafx.h"#include <GLShaderManager.h>#include <GLFrustum.h>#include <GLBatch.h>#include <GLMatrixStack.h>#include <GLGeometryTransform.h>#include <StopWatch.h>#include <math.h>#include <GL/glut.h>GLShaderManager shaderManager ;GLMatrixStack modelViewMatrix ;GLMatrixStack projectionMatrix ;GLFrustum viewFrustum ;GLGeometryTransform transformPipeline ;GLTriangleBatch torusBatch ;GLBatch floorBatch ;void SetupRC(){shaderManager.InitializeStockShaders() ;glEnable(GL_DEPTH_TEST) ;glPolygonMode(GL_FRONT_AND_BACK, GL_RGB) ;glClearColor(0, 0, 0, 1) ;gltMakeTorus(torusBatch, 0.4, 0.15, 30, 30) ;floorBatch.Begin(GL_LINES, 324) ;{for(GLfloat x = -20.0; x <= 20.0f; x+= 0.5){floorBatch.Vertex3f(x, -0.55f, 20.0f);floorBatch.Vertex3f(x, -0.55f, -20.0f);        floorBatch.Vertex3f(20.0f, -0.55f, x);floorBatch.Vertex3f(-20.0f, -0.55f, x);}}    floorBatch.End();    }void ChangeSize(int width, int height){glViewport(0, 0, width, height) ;viewFrustum.SetPerspective(35, (float)width / height, 1, 100) ;projectionMatrix.LoadMatrix(viewFrustum.GetProjectionMatrix()) ;transformPipeline.SetMatrixStacks(modelViewMatrix, projectionMatrix) ;}void RenderScene(void){static GLfloat floorColor[] = {0, 1, 0, 1} ;static GLfloat torusColor[] = {1, 0, 0, 1} ;static CStopWatch rotTimer ;float yRot = rotTimer.GetElapsedSeconds() * 60 ;glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT) ;modelViewMatrix.PushMatrix() ;shaderManager.UseStockShader(GLT_SHADER_FLAT,transformPipeline.GetModelViewProjectionMatrix(),floorColor) ;floorBatch.Draw() ;modelViewMatrix.Translate(0, 0, -2.5) ;modelViewMatrix.Rotate(yRot, 0, 1, 0) ;shaderManager.UseStockShader(GLT_SHADER_FLAT,transformPipeline.GetModelViewProjectionMatrix(),torusColor) ;torusBatch.Draw() ;modelViewMatrix.PopMatrix() ;glutSwapBuffers() ;glutPostRedisplay() ;}int main (int argc, char* argv[]){gltSetWorkingDirectory(argv[0]) ;glutInit(&argc, argv) ;glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH) ;glutInitWindowSize(800, 600) ;glutCreateWindow("Sphere World") ;glutReshapeFunc(ChangeSize) ;glutDisplayFunc(RenderScene) ;GLenum err = glewInit() ;SetupRC() ;glutMainLoop() ;return 0 ;}