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53 lines
2.6 KiB
53 lines
2.6 KiB
14 years ago
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/*
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Copyright © 2010, 2011, 2012 Vladimír Vondruš <mosra@centrum.cz>
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This file is part of Magnum.
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Magnum is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License version 3
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only, as published by the Free Software Foundation.
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Magnum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License version 3 for more details.
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*/
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#include "BufferedTexture.h"
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namespace Magnum {
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BufferedTexture::InternalFormat::InternalFormat(Components components, ComponentType type) {
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#define internalFormatSwitch(c) switch(type) { \
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case ComponentType::UnsignedByte: \
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internalFormat = GL_##c##8UI; break; \
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case ComponentType::Byte: \
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internalFormat = GL_##c##8I; break; \
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case ComponentType::UnsignedShort: \
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internalFormat = GL_##c##16UI; break; \
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case ComponentType::Short: \
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internalFormat = GL_##c##16I; break; \
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case ComponentType::UnsignedInt: \
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internalFormat = GL_##c##32UI; break; \
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case ComponentType::Int: \
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internalFormat = GL_##c##32I; break; \
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case ComponentType::Half: \
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internalFormat = GL_##c##16F; break; \
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case ComponentType::Float: \
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internalFormat = GL_##c##32F; break; \
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case ComponentType::NormalizedUnsignedByte: \
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internalFormat = GL_##c##8; break; \
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case ComponentType::NormalizedUnsignedShort: \
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internalFormat = GL_##c##16; break; \
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}
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if(components == Components::Red)
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internalFormatSwitch(R)
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else if(components == Components::RedGreen)
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internalFormatSwitch(RG)
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else if(components == Components::RGBA)
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internalFormatSwitch(RGBA)
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#undef internalFormatSwitch
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}
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}
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