update
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47f81f37a7
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ee649c5a21
@ -1,23 +1,25 @@
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#include <cmath>
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#include <cstdlib>
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#include <format>
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#include<glad/glad.h>
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#include<GLFW/glfw3.h>
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#include <chrono>
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#include <iostream>
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#include <ostream>
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#include <stdexcept>
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#include <thread>
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const float POINT_SIZE = 32.0f;
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void render(){
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glBegin(GL_TRIANGLES);
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glColor3f(1.0f,0.0f,0.0f);
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glVertex3f(0.0f,0.5f,0.0f);
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glColor3f(0.0f,1.0f,0.0f);
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glVertex3f(-0.5,-0.5,0.0f);
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glColor3f(0.0f,0.0f,1.0f);
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glVertex3f(0.5f,-0.5f,0.0f);
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glEnd();
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glBegin(GL_POINTS);
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@ -31,10 +33,16 @@ void render(){
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num=0.0f;
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speed=0.01f;
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}
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glColor3f(num,num,num);
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glVertex3f(0.0f,0.0f,0.0f);
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glColor3f(num/1.11f,1.0f-(num/1.12f),num/1.13f);
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static int bx=0,by=0,bsx=5,bsy=7;
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glVertex3f(float(bx)/1000.0f,float(by)/1000.0f,0.0f);
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bx+=bsx,by+=bsy;
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if(bx>=1000||bx<=-1000){
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bsx=-bsx;
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}
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if(by>=1000||by<=-1000){
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bsy=-bsy;
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}
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glEnd();
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}
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@ -59,17 +67,17 @@ int main(){
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std::cout<<"OpenGL version:"<<glGetString(GL_VERSION)<<"\n";
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glClear(GL_COLOR_BUFFER_BIT);
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glEnable(GL_POINT_SMOOTH);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
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glPointSize(POINT_SIZE);
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while(glfwWindowShouldClose(window)==false){
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glClear(GL_COLOR_BUFFER_BIT);
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render();
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glfwSwapBuffers(window);
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glfwPollEvents();
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std::this_thread::sleep_for(std::chrono::milliseconds(1000/60));
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std::this_thread::sleep_for(std::chrono::milliseconds(1000/120));
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}
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return 0;
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}
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