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- /*
- Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org>
-
- This software is provided 'as-is', without any express or implied
- warranty. In no event will the authors be held liable for any damages
- arising from the use of this software.
-
- Permission is granted to anyone to use this software for any purpose,
- including commercial applications, and to alter it and redistribute it
- freely.
- */
- /********************************************************************************
- * *
- * Running moose :) Coded by Mike Gorchak. *
- * *
- ********************************************************************************/
-
- #include <stdlib.h>
- #include <stdio.h>
-
- #ifdef __EMSCRIPTEN__
- #include <emscripten/emscripten.h>
- #endif
-
- #include "SDL.h"
- #include "testutils.h"
-
- #define MOOSEPIC_W 64
- #define MOOSEPIC_H 88
-
- #define MOOSEFRAME_SIZE (MOOSEPIC_W * MOOSEPIC_H)
- #define MOOSEFRAMES_COUNT 10
-
- SDL_Color MooseColors[84] = {
- {49, 49, 49, 255}, {66, 24, 0, 255}, {66, 33, 0, 255}, {66, 66, 66, 255},
- {66, 115, 49, 255}, {74, 33, 0, 255}, {74, 41, 16, 255}, {82, 33, 8, 255},
- {82, 41, 8, 255}, {82, 49, 16, 255}, {82, 82, 82, 255}, {90, 41, 8, 255},
- {90, 41, 16, 255}, {90, 57, 24, 255}, {99, 49, 16, 255}, {99, 66, 24, 255},
- {99, 66, 33, 255}, {99, 74, 33, 255}, {107, 57, 24, 255}, {107, 82, 41, 255},
- {115, 57, 33, 255}, {115, 66, 33, 255}, {115, 66, 41, 255}, {115, 74, 0, 255},
- {115, 90, 49, 255}, {115, 115, 115, 255}, {123, 82, 0, 255}, {123, 99, 57, 255},
- {132, 66, 41, 255}, {132, 74, 41, 255}, {132, 90, 8, 255}, {132, 99, 33, 255},
- {132, 99, 66, 255}, {132, 107, 66, 255}, {140, 74, 49, 255}, {140, 99, 16, 255},
- {140, 107, 74, 255}, {140, 115, 74, 255}, {148, 107, 24, 255}, {148, 115, 82, 255},
- {148, 123, 74, 255}, {148, 123, 90, 255}, {156, 115, 33, 255}, {156, 115, 90, 255},
- {156, 123, 82, 255}, {156, 132, 82, 255}, {156, 132, 99, 255}, {156, 156, 156, 255},
- {165, 123, 49, 255}, {165, 123, 90, 255}, {165, 132, 82, 255}, {165, 132, 90, 255},
- {165, 132, 99, 255}, {165, 140, 90, 255}, {173, 132, 57, 255}, {173, 132, 99, 255},
- {173, 140, 107, 255}, {173, 140, 115, 255}, {173, 148, 99, 255}, {173, 173, 173, 255},
- {181, 140, 74, 255}, {181, 148, 115, 255}, {181, 148, 123, 255}, {181, 156, 107, 255},
- {189, 148, 123, 255}, {189, 156, 82, 255}, {189, 156, 123, 255}, {189, 156, 132, 255},
- {189, 189, 189, 255}, {198, 156, 123, 255}, {198, 165, 132, 255}, {206, 165, 99, 255},
- {206, 165, 132, 255}, {206, 173, 140, 255}, {206, 206, 206, 255}, {214, 173, 115, 255},
- {214, 173, 140, 255}, {222, 181, 148, 255}, {222, 189, 132, 255}, {222, 189, 156, 255},
- {222, 222, 222, 255}, {231, 198, 165, 255}, {231, 231, 231, 255}, {239, 206, 173, 255}
- };
-
- Uint8 MooseFrames[MOOSEFRAMES_COUNT][MOOSEFRAME_SIZE];
-
- SDL_Renderer *renderer;
- int frame;
- SDL_Texture *MooseTexture;
- SDL_bool done = SDL_FALSE;
-
- void quit(int rc)
- {
- SDL_Quit();
- exit(rc);
- }
-
- void UpdateTexture(SDL_Texture *texture)
- {
- SDL_Color *color;
- Uint8 *src;
- Uint32 *dst;
- int row, col;
- void *pixels;
- int pitch;
-
- if (SDL_LockTexture(texture, NULL, &pixels, &pitch) < 0) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't lock texture: %s\n", SDL_GetError());
- quit(5);
- }
- src = MooseFrames[frame];
- for (row = 0; row < MOOSEPIC_H; ++row) {
- dst = (Uint32*)((Uint8*)pixels + row * pitch);
- for (col = 0; col < MOOSEPIC_W; ++col) {
- color = &MooseColors[*src++];
- *dst++ = (0xFF000000|(color->r<<16)|(color->g<<8)|color->b);
- }
- }
- SDL_UnlockTexture(texture);
- }
-
- void
- loop()
- {
- SDL_Event event;
-
- while (SDL_PollEvent(&event)) {
- switch (event.type) {
- case SDL_KEYDOWN:
- if (event.key.keysym.sym == SDLK_ESCAPE) {
- done = SDL_TRUE;
- }
- break;
- case SDL_QUIT:
- done = SDL_TRUE;
- break;
- }
- }
-
- frame = (frame + 1) % MOOSEFRAMES_COUNT;
- UpdateTexture(MooseTexture);
-
- SDL_RenderClear(renderer);
- SDL_RenderCopy(renderer, MooseTexture, NULL, NULL);
- SDL_RenderPresent(renderer);
-
- #ifdef __EMSCRIPTEN__
- if (done) {
- emscripten_cancel_main_loop();
- }
- #endif
- }
-
- int
- main(int argc, char **argv)
- {
- SDL_Window *window;
- SDL_RWops *handle;
- char *filename = NULL;
-
- /* Enable standard application logging */
- SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
-
- if (SDL_Init(SDL_INIT_VIDEO) < 0) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
- return 1;
- }
-
- /* load the moose images */
- filename = GetResourceFilename(NULL, "moose.dat");
- if (filename == NULL) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Out of memory\n");
- return -1;
- }
- handle = SDL_RWFromFile(filename, "rb");
- SDL_free(filename);
- if (handle == NULL) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Can't find the file moose.dat !\n");
- quit(2);
- }
- SDL_RWread(handle, MooseFrames, MOOSEFRAME_SIZE, MOOSEFRAMES_COUNT);
- SDL_RWclose(handle);
-
-
- /* Create the window and renderer */
- window = SDL_CreateWindow("Happy Moose",
- SDL_WINDOWPOS_UNDEFINED,
- SDL_WINDOWPOS_UNDEFINED,
- MOOSEPIC_W*4, MOOSEPIC_H*4,
- SDL_WINDOW_RESIZABLE);
- if (!window) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create window: %s\n", SDL_GetError());
- quit(3);
- }
-
- renderer = SDL_CreateRenderer(window, -1, 0);
- if (!renderer) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create renderer: %s\n", SDL_GetError());
- quit(4);
- }
-
- MooseTexture = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, MOOSEPIC_W, MOOSEPIC_H);
- if (!MooseTexture) {
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create texture: %s\n", SDL_GetError());
- quit(5);
- }
-
- /* Loop, waiting for QUIT or the escape key */
- frame = 0;
-
- #ifdef __EMSCRIPTEN__
- emscripten_set_main_loop(loop, 0, 1);
- #else
- while (!done) {
- loop();
- }
- #endif
-
- SDL_DestroyRenderer(renderer);
-
- quit(0);
- return 0;
- }
-
- /* vi: set ts=4 sw=4 expandtab: */
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