mirror of
https://github.com/MobileGL-Dev/MobileGL
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91 lines
3.8 KiB
C++
91 lines
3.8 KiB
C++
// MobileGL - MobileGL/MG_Impl/GLImpl/Texture/ProxyTexture.cpp
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// Copyright (c) 2025-2026 MobileGL-Dev
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// Licensed under the GNU Lesser General Public License v3.0:
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// https://www.gnu.org/licenses/gpl-3.0.txt
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// https://www.gnu.org/licenses/lgpl-3.0.txt
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// SPDX-License-Identifier: LGPL-3.0-only
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// End of Source File Header
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#include "ProxyTexture.h"
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#include <MG_State/GLState/TextureState/TextureObject1D.h>
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#include <MG_State/GLState/TextureState/TextureObject2D.h>
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#include <MG_State/GLState/TextureState/TextureObject2DCube.h>
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#include <MG_State/GLState/TextureState/TextureObject3D.h>
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#include <MG_State/GLState/TextureState/TextureObjectStubs.h>
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namespace MobileGL::MG_Impl::GLImpl::TextureImpl {
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// Leak-at-exit storage; see GlobalObjects.cpp.
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UniquePtr<ProxyTextureManager>& pProxyTextureManager = *new UniquePtr<ProxyTextureManager>();
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Bool IsProxyTextureTarget(TextureUploadTarget target) {
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switch (target) {
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case TextureUploadTarget::ProxyCubeMap:
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case TextureUploadTarget::ProxyTexture1DArray:
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case TextureUploadTarget::ProxyTexture2DArray:
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case TextureUploadTarget::ProxyTexture1D:
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case TextureUploadTarget::ProxyTexture2D:
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case TextureUploadTarget::ProxyTexture3D:
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case TextureUploadTarget::ProxyTexture2DMultisample:
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case TextureUploadTarget::ProxyTexture2DMultisampleArray:
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case TextureUploadTarget::ProxyTextureRectangle:
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case TextureUploadTarget::ProxyCubeMapArray:
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return true;
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default:
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return false;
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}
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}
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const SharedPtr<MG_State::GLState::ITextureObject>& ProxyTextureManager::CreateOrReplaceProxyTextureObject(
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TextureUploadTarget target) {
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auto it = m_proxyTexturesMap.find(target);
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if (it != m_proxyTexturesMap.end()) {
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m_proxyTexturesMap.erase(it);
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}
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auto& obj = m_proxyTexturesMap[target];
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switch (target) {
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case TextureUploadTarget::ProxyTexture1D:
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case TextureUploadTarget::ProxyTexture1DArray:
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obj = MakeShared<MG_State::GLState::TextureObject1D>(0);
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break;
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case TextureUploadTarget::ProxyTexture2D:
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obj = MakeShared<MG_State::GLState::TextureObject2D>(0);
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break;
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case TextureUploadTarget::ProxyTexture3D:
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obj = MakeShared<MG_State::GLState::TextureObject3D>(0);
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break;
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case TextureUploadTarget::ProxyCubeMap:
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obj = MakeShared<MG_State::GLState::TextureObject2DCube>(0);
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break;
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case TextureUploadTarget::ProxyTextureRectangle:
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obj = MakeShared<MG_State::GLState::TextureObjectRectangle>(0);
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break;
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case TextureUploadTarget::ProxyTexture2DArray:
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obj = MakeShared<MG_State::GLState::TextureObject2DArray>(0);
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break;
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case TextureUploadTarget::ProxyCubeMapArray:
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obj = MakeShared<MG_State::GLState::TextureObjectCubeMapArray>(0);
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break;
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case TextureUploadTarget::ProxyTexture2DMultisample:
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obj = MakeShared<MG_State::GLState::TextureObject2DMultisample>(0);
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break;
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case TextureUploadTarget::ProxyTexture2DMultisampleArray:
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obj = MakeShared<MG_State::GLState::TextureObject2DMultisampleArray>(0);
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break;
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default:
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obj = MakeShared<MG_State::GLState::TextureObject2D>(0);
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break;
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}
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return obj;
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}
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const SharedPtr<MG_State::GLState::ITextureObject>& ProxyTextureManager::GetProxyTextureObject(
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TextureUploadTarget target) {
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auto it = m_proxyTexturesMap.find(target);
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if (it != m_proxyTexturesMap.end()) {
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return it->second;
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}
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static SharedPtr<MG_State::GLState::ITextureObject> nullTextureObject = nullptr;
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return nullTextureObject;
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}
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} // namespace MobileGL::MG_Impl::GLImpl::TextureImpl
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