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#include <iostream>
#include <string>
#include <SDL.h>
#include <SDL_image.h>
#include <vector>
#include <stdio.h>
using namespace std;
SDL_Window *window = NULL;
SDL_Surface* screen = NULL;
SDL_Texture* loadtexture = NULL;
SDL_Texture* texture = NULL;
SDL_Renderer* render = NULL;
bool init() {
bool success = true;
if (SDL_Init(SDL_INIT_VIDEO < 0)) {
cout << "erro sdl init" << SDL_GetError() << endl;
success = false;
}
else {
window = SDL_CreateWindow("image.jpg tutorial", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1500,800, SDL_WINDOW_RESIZABLE);
if (window == NULL) { cerr << "error creating window" << SDL_GetError() << endl; success = false; }
else {
render = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
if (render == NULL) { cerr << "error in rendering" << endl; }
else {
SDL_SetRenderDrawColor(render, 0xFF, 0xFF, 0xFF, 0xFF);
int imgFlags = IMG_INIT_JPG;
if (!(IMG_Init(imgFlags) & imgFlags)){
printf("SDL_image could not initialize! SDL_image Error: %s\n", IMG_GetError());
success = false;
}
}
}
}
return success;
}
SDL_Texture *load_texture(string path) {
SDL_Texture *newtexture = NULL;
SDL_Surface* image = NULL;
image = IMG_Load(path.c_str());
if (image == NULL) {
cerr << "error" << endl;
}
newtexture = SDL_CreateTextureFromSurface(render, image);
if (newtexture == NULL) {
cerr << "error" << endl;
}
return newtexture;
}
SDL_Surface *loadimage(string path) {
SDL_Surface* optimizedsurface = NULL;
SDL_Surface* loadedsurface = NULL;
loadedsurface= IMG_Load(path.c_str());
if (loadedsurface == NULL) { cerr << "error loading image" << endl; }
else {
optimizedsurface = SDL_ConvertSurface(loadedsurface, screen->format, 0);
if (optimizedsurface == NULL) { cerr << "error" << endl; }
SDL_FreeSurface(loadedsurface);
}
return optimizedsurface;
}
bool loadMedia(){
bool success = true;
texture = load_texture("22.jpg");
if (texture == NULL){
printf("Failed to load texture image!\n");
success = false;
}
return success;
}
void close()
{
//Free loaded image
SDL_DestroyTexture(texture);
texture = NULL;
//Destroy window
SDL_DestroyRenderer(render);
SDL_DestroyWindow(window);
window = NULL;
window = NULL;
//Quit SDL subsystems
IMG_Quit();
SDL_Quit();
}
int main(int argc, char** argv) {
init();
SDL_Event event;
bool isrunning = true;
while (isrunning){
while (SDL_PollEvent(&event)){
if (event.type == SDL_QUIT) {
isrunning = false;
break;
}
else if (event.type == SDL_KEYDOWN) {
if (event.key.keysym.sym == SDLK_UP) {
}
}
}
SDL_RenderClear(render);
SDL_RenderCopy(render, texture, NULL, NULL);
SDL_RenderPresent(render);
SDL_SetRenderTarget(render, NULL);
}
SDL_Quit();
return 0;
}
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