88 lines
2.1 KiB
C++
88 lines
2.1 KiB
C++
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#include <engine/graphics/graphics_context.hpp>
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#include <engine/graphics/shader.hpp>
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#include <engine/graphics/texture.hpp>
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#include <engine/utils/file_manager.hpp>
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#include <engine/utils/resource_manager.hpp>
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namespace Light {
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ResourceManager *ResourceManager::s_Context = nullptr;
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Scope<ResourceManager> ResourceManager::Create()
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{
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return MakeScope(new ResourceManager());
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}
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ResourceManager::ResourceManager(): m_Shaders {}, m_Textures {}
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{
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ASSERT(!s_Context, "Repeated singleton construction");
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s_Context = this;
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}
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void ResourceManager::LoadShaderImpl(
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const std::string &name,
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const std::string &vertexPath,
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const std::string &pixelPath
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)
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{
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// check
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ASSERT(s_Context, "Uninitliazed singleton");
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ASSERT(!vertexPath.empty(), "Empty 'vertexPath'");
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ASSERT(!pixelPath.empty(), "Empty 'pixelPath'");
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// load files
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BasicFileHandle vertexFile = FileManager::ReadTextFile(vertexPath);
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BasicFileHandle pixelFile = FileManager::ReadTextFile(pixelPath);
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// check
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ASSERT(vertexFile.IsValid(), "Failed to read vertex file: {}", vertexPath);
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ASSERT(pixelFile.IsValid(), "Failed to read vertex file: {}", pixelPath);
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// create shader
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m_Shaders[name] = Ref<Shader>(
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Shader::Create(vertexFile, pixelFile, GraphicsContext::GetSharedContext())
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);
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// free file
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vertexFile.Release();
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pixelFile.Release();
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}
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void ResourceManager::LoadTextureImpl(
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const std::string &name,
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const std::string &path,
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unsigned int desiredComponents /* = 4u */
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)
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{
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ASSERT(s_Context, "Uninitliazed singleton");
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// load file
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ImageFileHandle imgFile = FileManager::ReadImageFile(path, desiredComponents);
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// create texture
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m_Textures[name] = Ref<Texture>(Texture::Create(
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imgFile.GetWidth(),
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imgFile.GetHeight(),
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imgFile.GetComponents(),
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imgFile.GetData(),
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GraphicsContext::GetSharedContext(),
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path
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));
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// free file
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imgFile.Release();
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}
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void ResourceManager::ReleaseTextureImpl(const std::string &name)
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{
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if (!m_Textures[name])
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{
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LOG(warn, "Failed to find texture named: {}", name);
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return;
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}
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m_Textures[name] = nullptr;
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}
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} // namespace Light
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