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103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
/*
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Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely.
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*/
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/* Simple program: Test relative mouse motion */
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#include "SDL_test_common.h"
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static SDLTest_CommonState *state;
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static SDL_Rect rect;
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static void
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DrawRects(SDL_Renderer * renderer)
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{
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SDL_SetRenderDrawColor(renderer, 255, 127, 0, 255);
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SDL_RenderFillRect(renderer,&rect);
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}
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int
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main(int argc, char *argv[])
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{
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int i, done;
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SDL_Event event;
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/* Enable standard application logging */
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SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
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/* Initialize test framework */
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state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
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if (!state) {
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return 1;
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}
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for (i = 1; i < argc;i++) {
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SDLTest_CommonArg(state, i);
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}
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if (!SDLTest_CommonInit(state)) {
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return 2;
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}
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/* Create the windows and initialize the renderers */
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for (i = 0; i < state->num_windows; ++i) {
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SDL_Renderer *renderer = state->renderers[i];
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SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE);
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SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
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SDL_RenderClear(renderer);
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}
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srand((unsigned int)time(NULL));
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if(SDL_SetRelativeMouseMode(SDL_TRUE) < 0) {
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return 3;
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};
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rect.x = DEFAULT_WINDOW_WIDTH / 2;
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rect.y = DEFAULT_WINDOW_HEIGHT / 2;
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rect.w = 10;
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rect.h = 10;
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/* Main render loop */
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done = 0;
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while (!done) {
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/* Check for events */
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while (SDL_PollEvent(&event)) {
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SDLTest_CommonEvent(state, &event, &done);
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switch(event.type) {
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case SDL_MOUSEMOTION:
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{
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rect.x += event.motion.xrel;
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rect.y += event.motion.yrel;
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}
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break;
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}
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}
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for (i = 0; i < state->num_windows; ++i) {
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SDL_Renderer *renderer = state->renderers[i];
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if (state->windows[i] == NULL)
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continue;
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SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
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SDL_RenderClear(renderer);
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DrawRects(renderer);
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SDL_RenderPresent(renderer);
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}
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}
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SDLTest_CommonQuit(state);
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return 0;
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}
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/* vi: set ts=4 sw=4 expandtab: */
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