143 lines
2.5 KiB
C
143 lines
2.5 KiB
C
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#include <stdio.h>
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#include <stdbool.h>
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#include <SDL2/SDL.h>
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#include <SDL2/SDL_image.h>
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#include <linkedlist.h>
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#include "player.h"
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#include "screenresolution.h"
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#include "dimension.h"
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#define SCREEN_WIDTH 1024
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#define SCREEN_HEIGHT 768
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static SDL_Window *gWindow = NULL;
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static SDL_Renderer *gRenderer = NULL;
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static Sprite *gPlayer = NULL;
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static LinkedList *gSpriteList = NULL;
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static
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bool initSDL()
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{
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int imgFlags = IMG_INIT_PNG;
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Dimension dim = getScreenDimensions();
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double scale = 1.0;
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if (dim.height > 1080) {
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printf("[**] Hi resolution screen detected (%u x %u)\n", dim.width, dim.height);
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scale = ((double) dim.height)/1080;
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printf("[**] Scaling by %f\n", scale);
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}
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if (SDL_Init(SDL_INIT_VIDEO) < 0)
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{
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printf("[!!] Could not initiate SDL2: %s\n", SDL_GetError());
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return false;
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}
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gWindow = SDL_CreateWindow("Breakhack",
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SDL_WINDOWPOS_UNDEFINED,
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SDL_WINDOWPOS_UNDEFINED,
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SCREEN_WIDTH * scale,
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SCREEN_HEIGHT * scale,
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SDL_WINDOW_SHOWN);
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if (gWindow == NULL)
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{
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printf("[!!] Unable to create window: %s\n", SDL_GetError());
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return false;
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}
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gRenderer = SDL_CreateRenderer(gWindow, -1, SDL_RENDERER_ACCELERATED);
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if (gRenderer == NULL)
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{
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printf("[!!] Unable to create renderer: %s\n", SDL_GetError());
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return false;
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}
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if (SDL_RenderSetLogicalSize(gRenderer, SCREEN_WIDTH, SCREEN_HEIGHT) < 0)
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{
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printf("[!!] Unable to initiate scaling: %s\n", SDL_GetError());
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return false;
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}
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if ( (IMG_Init(imgFlags) & imgFlags) == 0 ) {
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printf("[!!] Unable to initiate img loading: %s\n", IMG_GetError());
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return false;
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}
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return true;
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}
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static
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bool initGame()
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{
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gSpriteList = linkedlist_create();
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return gSpriteList == NULL;
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}
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static
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bool init()
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{
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bool result = true;
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result = result && initSDL();
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result = result && initGame();
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return result;
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}
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static
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void loadMedia()
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{
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gPlayer = player_create(WARRIOR, gRenderer);
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}
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static
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void run()
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{
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SDL_Event event;
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bool quit = false;
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int ticks;
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while (!quit)
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{
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ticks = SDL_GetTicks();
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while (SDL_PollEvent(&event) != 0) {
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if (event.type == SDL_QUIT)
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quit = true;
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else
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gPlayer->handle_event(gPlayer, &event);
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}
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SDL_RenderClear(gRenderer);
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sprite_render(gPlayer, gRenderer);
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SDL_RenderPresent(gRenderer);
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ticks = SDL_GetTicks() - ticks;
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if (ticks < 1000/60)
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SDL_Delay((1000/60) - ticks);
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}
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}
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static
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void close()
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{
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sprite_destroy(gPlayer);
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SDL_DestroyWindow(gWindow);
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gWindow = NULL;
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IMG_Quit();
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SDL_Quit();
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}
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int main(int argc, char** argv)
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{
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if (!init())
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return 1;
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loadMedia();
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run();
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close();
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return 0;
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}
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