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109 lines
4.7 KiB
109 lines
4.7 KiB
#ifndef Magnum_GL_Implementation_BufferState_h |
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#define Magnum_GL_Implementation_BufferState_h |
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/* |
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020, 2021, 2022, 2023, 2024, 2025 |
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Vladimír Vondruš <mosra@centrum.cz> |
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Copyright © 2022 Pablo Escobar <mail@rvrs.in> |
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included |
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in all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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#include "Magnum/GL/Buffer.h" |
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/* The __EMSCRIPTEN_major__ etc macros used to be passed implicitly, version |
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3.1.4 moved them to a version header and version 3.1.23 dropped the |
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backwards compatibility. To work consistently on all versions, including the |
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header only if the version macros aren't present. |
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https://github.com/emscripten-core/emscripten/commit/f99af02045357d3d8b12e63793cef36dfde4530a |
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https://github.com/emscripten-core/emscripten/commit/f76ddc702e4956aeedb658c49790cc352f892e4c */ |
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#if defined(CORRADE_TARGET_EMSCRIPTEN) && !defined(__EMSCRIPTEN_major__) |
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#include <emscripten/version.h> |
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#endif |
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namespace Magnum { namespace GL { namespace Implementation { |
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struct BufferState { |
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enum: std::size_t { |
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#ifndef MAGNUM_TARGET_WEBGL |
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TargetCount = 13+1 |
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#elif !defined(MAGNUM_TARGET_GLES2) && defined(MAGNUM_TARGET_WEBGL) |
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TargetCount = 8+1 |
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#else |
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TargetCount = 2+1 |
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#endif |
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}; |
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/* Target <-> index mapping */ |
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static std::size_t indexForTarget(Buffer::TargetHint target); |
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static const Buffer::TargetHint targetForIndex[TargetCount-1]; |
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explicit BufferState(Context& context, Containers::StaticArrayView<Implementation::ExtensionCount, const char*> extensions); |
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void reset(); |
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#ifndef MAGNUM_TARGET_GLES2 |
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void(*bindBasesImplementation)(Buffer::Target, UnsignedInt, Containers::ArrayView<Buffer* const>); |
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void(*bindRangesImplementation)(Buffer::Target, UnsignedInt, Containers::ArrayView<const Containers::Triple<Buffer*, GLintptr, GLsizeiptr>>); |
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void(*copyImplementation)(Buffer&, Buffer&, GLintptr, GLintptr, GLsizeiptr); |
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#endif |
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void(*createImplementation)(Buffer&); |
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void(*setTargetHintImplementation)(Buffer&, Buffer::TargetHint); |
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#if !defined(MAGNUM_TARGET_GLES2) && !defined(MAGNUM_TARGET_WEBGL) |
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void(*storageImplementation)(Buffer&, Containers::ArrayView<const void>, Buffer::StorageFlags); |
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#endif |
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void(*getParameterImplementation)(Buffer&, GLenum, GLint*); |
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#if !defined(MAGNUM_TARGET_GLES) || (defined(MAGNUM_TARGET_WEBGL) && !defined(MAGNUM_TARGET_GLES2) && __EMSCRIPTEN_major__*10000 + __EMSCRIPTEN_minor__*100 + __EMSCRIPTEN_tiny__ >= 20017) |
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void(*getSubDataImplementation)(Buffer&, GLintptr, GLsizeiptr, GLvoid*); |
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#endif |
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void(*dataImplementation)(Buffer&, GLsizeiptr, const GLvoid*, BufferUsage); |
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void(*subDataImplementation)(Buffer&, GLintptr, GLsizeiptr, const GLvoid*); |
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void(*invalidateImplementation)(Buffer&); |
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void(*invalidateSubImplementation)(Buffer&, GLintptr, GLsizeiptr); |
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#ifndef MAGNUM_TARGET_WEBGL |
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void*(*mapImplementation)(Buffer&, Buffer::MapAccess); |
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void*(*mapRangeImplementation)(Buffer&, GLintptr, GLsizeiptr, Buffer::MapFlags); |
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void(*flushMappedRangeImplementation)(Buffer&, GLintptr, GLsizeiptr); |
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bool(*unmapImplementation)(Buffer&); |
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#endif |
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/* Currently bound buffer for all targets */ |
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GLuint bindings[TargetCount]; |
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/* Limits */ |
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#ifndef MAGNUM_TARGET_GLES2 |
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GLint |
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#ifndef MAGNUM_TARGET_GLES |
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minMapAlignment, |
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#endif |
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#ifndef MAGNUM_TARGET_WEBGL |
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maxAtomicCounterBindings, |
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maxShaderStorageBindings, |
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shaderStorageOffsetAlignment, |
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#endif |
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uniformOffsetAlignment, |
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maxUniformBindings; |
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#endif |
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}; |
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}}} |
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#endif
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