void SpritesDemo::Load() {
m_sprites[0] = new WSprite(m_app);
m_sprites[0]->Load();
WImage* img = new WImage(m_app);
img->Load("Media/dummy.bmp");
m_sprites[0]->SetImage(img);
img->RemoveReference();
m_sprites[1] = new WSprite(m_app);
m_sprites[1]->Load();
img = new WImage(m_app);
img->Load("Media/checker.bmp");
m_sprites[1]->SetImage(img);
img->RemoveReference();
m_sprites[1]->SetPosition(100, 100);
m_sprites[1]->SetAlpha(0.5f);
m_sprites[2] = new WSprite(m_app);
WShader* pixel_shader = new CustomSpritePS(m_app);
pixel_shader->Load();
WEffect* fx = m_app->SpriteManager->CreateSpriteEffect(pixel_shader);
pixel_shader->RemoveReference();
WMaterial* mat = new WMaterial(m_app);
mat->SetEffect(fx);
fx->RemoveReference();
m_sprites[2]->SetMaterial(mat);
mat->RemoveReference();
m_sprites[2]->Load();
m_sprites[2]->SetPosition(200, 200);
m_sprites[2]->SetSize(200, 200);
}
WError WMaterial::LoadFromStream(WFile* file, std::istream& inputStream) {
_DestroyResources();
VkDevice device = m_app->GetVulkanDevice();
// read the UBO data
uint numUBOs;
vector<std::pair<VkDeviceSize, void*>> uboData;
inputStream.read((char*)&numUBOs, sizeof(numUBOs));
for (uint i = 0; i < numUBOs; i++) {
VkDeviceSize size;
inputStream.read((char*)&size, sizeof(size));
uboData.push_back(std::pair<VkDeviceSize, void*>(size, W_SAFE_ALLOC(size)));
inputStream.read((char*)uboData[uboData.size() - 1].second, size);
}
// read the texture data
uint numTextures;
vector<std::pair<uint, uint>> textureData;
inputStream.read((char*)&numTextures, sizeof(numTextures));
for (uint i = 0; i < numTextures; i++) {
uint tid, index;
inputStream.read((char*)&tid, sizeof(tid));
inputStream.read((char*)&index, sizeof(index));
textureData.push_back(std::pair<uint, uint>(tid, index));
}
uint fxId;
inputStream.read((char*)&fxId, sizeof(fxId));
// load dependencies
WEffect* fx;
WError err = file->LoadAsset<WEffect>(fxId, &fx);
if (err) {
err = SetEffect(fx);
fx->RemoveReference();
if (err) {
for (uint i = 0; i < textureData.size() && err; i++) {
WImage* tex;
err = file->LoadAsset<WImage>(textureData[i].first, &tex);
if (err) {
err = SetTexture(textureData[i].second, tex);
tex->RemoveReference();
}
}
}
}
if (err) {
if (m_uniformBuffers.size() != uboData.size())
err = WError(W_INVALIDFILEFORMAT);
else {
for (uint i = 0; i < m_uniformBuffers.size() && err; i++) {
UNIFORM_BUFFER_INFO* UBO = &m_uniformBuffers[i];
if (uboData[i].first != UBO->descriptor.range)
err = WError(W_INVALIDFILEFORMAT);
else {
void* pData;
VkResult vkRes = vkMapMemory(device, m_uniformBuffers[i].memory, 0, UBO->descriptor.range, 0, (void **)&pData);
if (vkRes)
err = WError(W_UNABLETOMAPBUFFER);
else {
memcpy(pData, uboData[i].second, UBO->descriptor.range);
vkUnmapMemory(device, m_uniformBuffers[0].memory);
}
}
}
}
}
for (uint i = 0; i < uboData.size(); i++)
W_SAFE_FREE(uboData[i].second);
if (!err)
_DestroyResources();
return err;
}
