75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
#include "TextureLoader.h"
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#include "TextureAsset.h"
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#include "Graphics/Graphics.h"
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#include "AssetRegistry.h"
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#include "Graphics/Vulkan/VulkanGraphicsEnums.h"
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#define STB_IMAGE_IMPLEMENTATION
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#include <stb_image.h>
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#define STB_IMAGE_WRITE_IMPLEMENTATION
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#include <stb_image_write.h>
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#include "ktx.h"
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using namespace Seele;
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TextureLoader::TextureLoader(Gfx::PGraphics graphics)
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: graphics(graphics)
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{
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placeholderAsset = new TextureAsset(std::filesystem::absolute("./textures/placeholder.ktx"));
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placeholderAsset->load();
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AssetRegistry::get().textures[""] = placeholderAsset;
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}
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TextureLoader::~TextureLoader()
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{
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}
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void TextureLoader::importAsset(const std::filesystem::path& path)
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{
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std::filesystem::path assetPath = path.filename();
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assetPath.replace_extension("asset");
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PTextureAsset asset = new TextureAsset(assetPath.generic_string());
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asset->setStatus(Asset::Status::Loading);
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asset->setTexture(placeholderAsset->getTexture());
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AssetRegistry::get().registerTexture(asset);
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import(path, asset);
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}
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PTextureAsset TextureLoader::getPlaceholderTexture()
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{
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return placeholderAsset;
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}
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void TextureLoader::import(std::filesystem::path path, PTextureAsset textureAsset)
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{
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int x, y, n;
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unsigned char* data = stbi_load(path.string().c_str(), &x, &y, &n, 4);
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ktxTexture2* kTexture;
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ktxTextureCreateInfo createInfo;
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createInfo.vkFormat = VK_FORMAT_R8G8B8A8_SRGB;
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createInfo.baseWidth = x;
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createInfo.baseHeight = y;
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createInfo.baseDepth = 1;
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createInfo.numDimensions = 1 + (y > 1);
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createInfo.numLevels = 1;
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createInfo.numLayers = 1;
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createInfo.numFaces = 1;
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createInfo.isArray = false;
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createInfo.generateMipmaps = true;
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ktxTexture2_Create(&createInfo,
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KTX_TEXTURE_CREATE_ALLOC_STORAGE,
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&kTexture);
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ktxTexture_SetImageFromMemory(ktxTexture(kTexture),
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0, 0, 0, data, x * y * 4 * sizeof(unsigned char));
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stbi_image_free(data);
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ktxTexture_WriteToNamedFile(ktxTexture(kTexture), textureAsset->getFullPath().c_str());
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ktxTexture_Destroy(ktxTexture(kTexture));
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textureAsset->load();
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textureAsset->setStatus(Asset::Status::Ready);
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////co_return;
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} |