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main.c
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main.c
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/******************************************************************************
* Spine Runtimes License Agreement
* Last updated July 28, 2023. Replaces all prior versions.
*
* Copyright (c) 2013-2023, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software or
* otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THE
* SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#include <spine-sdl-c.h>
#include <SDL.h>
#undef main
int main() {
if (SDL_Init(SDL_INIT_VIDEO)) {
printf("Error: %s", SDL_GetError());
return -1;
}
SDL_Window *window = SDL_CreateWindow("Spine SDL", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 800, 600, 0);
if (!window) {
printf("Error: %s", SDL_GetError());
return -1;
}
SDL_Renderer *renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
if (!renderer) {
printf("Error: %s", SDL_GetError());
return -1;
}
spAtlas *atlas = spAtlas_createFromFile("data/spineboy.atlas", renderer);
spSkeletonJson *json = spSkeletonJson_create(atlas);
json->scale = 0.5f;
spSkeletonData *skeletonData = spSkeletonJson_readSkeletonDataFile(json, "data/spineboy-pro.json");
spAnimationStateData *animationStateData = spAnimationStateData_create(skeletonData);
animationStateData->defaultMix = 0.2f;
spSkeletonDrawable *drawable = spSkeletonDrawable_create(skeletonData, animationStateData);
drawable->skeleton->x = 400;
drawable->skeleton->y = 500;
spSkeleton_setToSetupPose(drawable->skeleton);
spSkeletonDrawable_update(drawable, 0, SP_PHYSICS_UPDATE);
spAnimationState_setAnimationByName(drawable->animationState, 0, "portal", 0);
spAnimationState_addAnimationByName(drawable->animationState, 0, "run", -1, 0);
int quit = 0;
uint64_t lastFrameTime = SDL_GetPerformanceCounter();
while (!quit) {
SDL_Event event;
while (SDL_PollEvent(&event) != 0) {
if (event.type == SDL_QUIT) {
quit = -1;
break;
}
}
SDL_SetRenderDrawColor(renderer, 94, 93, 96, 255);
SDL_RenderClear(renderer);
uint64_t now = SDL_GetPerformanceCounter();
double deltaTime = (now - lastFrameTime) / (double) SDL_GetPerformanceFrequency();
lastFrameTime = now;
spSkeletonDrawable_update(drawable, deltaTime, SP_PHYSICS_UPDATE);
spSkeletonDrawable_draw(drawable, renderer);
SDL_RenderPresent(renderer);
}
SDL_DestroyWindow(window);
SDL_Quit();
return 0;
}