int32_t LuaGraphics::createImageData(lua_State *L)
{
auto graphics = Module::getInstance<Graphics>(ModuleType::GRAPHICS);
auto width = static_cast<int32_t>(Lua::getInteger(L, 1));
auto height = static_cast<int32_t>(Lua::getInteger(L, 2));
auto data = Lua::getObject<Data>(L, 3, LuaType::Data);
auto imageData = graphics->createImageData(width, height, data);
Lua::pushObject(L, LuaType::ImageData, imageData);
return 1;
}
SPImageData* initializeImagesDataList(int numOfImages) {
SPImageData* imagesDataList = NULL;
int i;
spCallocEr(imagesDataList, SPImageData, numOfImages,
ERROR_AT_CREATEING_IMAGES_DATABASE_ITEMS, NULL);
for (i = 0; i < numOfImages; i++){
//extract each relevant image data
spValWcRn(((imagesDataList)[i] = createImageData(i)) != NULL,
ERROR_AT_CREATEING_IMAGES_DATABASE_ITEMS,
//roll-back
freeAllImagesData(imagesDataList, i, false)); // false because features list is not yet allocated
}
return imagesDataList;
}
SPImageData initializeWorkingImage() {
SPImageData workingImage = NULL;
spValRn((workingImage = createImageData(QUERY_IMAGE_DEFAULT_INDEX)) != NULL,
ERROR_AT_CREATEING_QUERY_IMAGE_ITEM);
return workingImage;
}