Files
Seele/src/Engine/Asset/TextureLoader.cpp
T
2021-05-10 23:57:55 +02:00

63 lines
2.1 KiB
C++

#include "TextureLoader.h"
#include "TextureAsset.h"
#include "Graphics/Graphics.h"
#include "AssetRegistry.h"
#define STB_IMAGE_IMPLEMENTATION
#include <stb_image.h>
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include <stb_image_write.h>
using namespace Seele;
TextureLoader::TextureLoader(Gfx::PGraphics graphics)
: graphics(graphics)
{
placeholderAsset = new TextureAsset();
placeholderTexture = import("./textures/placeholder.png");
placeholderAsset->setTexture(placeholderTexture);
placeholderAsset->setStatus(Asset::Status::Ready);
AssetRegistry::get().textures[""] = placeholderAsset;
}
TextureLoader::~TextureLoader()
{
}
void TextureLoader::importAsset(const std::filesystem::path& filePath)
{
auto assetFileName = filePath;
PTextureAsset asset = new TextureAsset(assetFileName.replace_extension("asset").filename().generic_string());
asset->setStatus(Asset::Status::Loading);
asset->setTexture(placeholderTexture);
AssetRegistry::get().textures[asset->getFileName()] = asset;
futures.add(std::async(std::launch::async, [this, filePath, asset] () mutable {
using namespace std::chrono_literals;
//std::this_thread::sleep_for(5s);
Gfx::PTexture2D texture = import(filePath);
asset->setTexture(texture);
asset->setStatus(Asset::Status::Ready);
}));
}
PTextureAsset TextureLoader::getPlaceholderTexture()
{
return placeholderAsset;
}
Gfx::PTexture2D TextureLoader::import(const std::filesystem::path& path)
{
int x, y, n;
unsigned char* data = stbi_load(path.string().c_str(), &x, &y, &n, 4);
TextureCreateInfo createInfo;
createInfo.format = Gfx::SE_FORMAT_R8G8B8A8_SRGB;
createInfo.resourceData.data = data;
createInfo.resourceData.size = x * y * 4 * sizeof(unsigned char);
createInfo.resourceData.owner = Gfx::QueueType::DEDICATED_TRANSFER;
createInfo.width = x;
createInfo.height = y;
Gfx::PTexture2D texture = graphics->createTexture2D(createInfo);
stbi_image_free(data);
texture->transferOwnership(Gfx::QueueType::GRAPHICS);
return texture;
}