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@wldomiciano
Created September 12, 2018 18:59
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Exemplo usando SDL 2 com SDL_ttf usando renderer
// Testado com MinGW64:
// gcc -Wall -Wextra -Wpedantic -Wno-unused-parameter test1.c `sdl2-config --cflags --libs` -lSDL2_ttf
#include <SDL.h>
#include <SDL_ttf.h>
SDL_Window *window;
SDL_Renderer *renderer;
TTF_Font *font;
#define MAX_LENGTH 1024
void drawText(const char* fmt, ...) {
char buffer[MAX_LENGTH] = {0};
va_list ap;
va_start (ap, fmt);
SDL_vsnprintf(buffer, MAX_LENGTH, fmt, ap);
va_end (ap);
SDL_Surface* text = TTF_RenderText_Solid(font, buffer,
(SDL_Color) { 255, 255, 255, 255 });
SDL_Texture* textureText = SDL_CreateTextureFromSurface(renderer, text);
SDL_Rect dest = {0};
SDL_QueryTexture(textureText, NULL, NULL, &dest.w, &dest.h);
SDL_FreeSurface(text);
SDL_RenderCopy(renderer, textureText, NULL, &dest);
SDL_DestroyTexture(textureText);
}
int main(int argc, char *argv[]) {
SDL_Init(SDL_INIT_VIDEO);
TTF_Init();
// https://fonts.google.com/specimen/VT323
font = TTF_OpenFont("VT323.ttf", 24);
window = SDL_CreateWindow("Window Title", SDL_WINDOWPOS_CENTERED,
SDL_WINDOWPOS_CENTERED, 360, 240, 0);
renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_PRESENTVSYNC);
int counter = 0;
while (!SDL_QuitRequested()) {
SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
SDL_RenderClear(renderer);
drawText("Your Score: %d", counter++);
SDL_RenderPresent(renderer);
}
TTF_CloseFont(font);
SDL_DestroyRenderer(renderer);
SDL_DestroyWindow(window);
SDL_Quit();
return 0;
}
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