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77 lines
2.6 KiB
77 lines
2.6 KiB
/* |
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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 "DefaultFramebuffer.h" |
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#include "Context.h" |
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#include "Implementation/State.h" |
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#include "Implementation/FramebufferState.h" |
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#include "Extensions.h" |
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namespace Magnum { |
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DefaultFramebuffer defaultFramebuffer; |
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DefaultFramebuffer::DefaultFramebuffer() { _id = 0; } |
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#ifndef MAGNUM_TARGET_GLES2 |
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void DefaultFramebuffer::mapForDraw(std::initializer_list<std::pair<GLuint, DrawAttachment>> attachments) { |
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/* Max attachment location */ |
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std::size_t max = 0; |
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for(const auto& attachment: attachments) |
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if(attachment.first > max) max = attachment.first; |
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/* Create linear array from associative */ |
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GLenum* _attachments = new GLenum[max+1]; |
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std::fill_n(_attachments, max, GL_NONE); |
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for(const auto& attachment: attachments) |
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_attachments[attachment.first] = static_cast<GLenum>(attachment.second); |
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(this->*drawBuffersImplementation)(max+1, _attachments); |
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delete[] _attachments; |
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} |
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#endif |
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void DefaultFramebuffer::invalidate(std::initializer_list<InvalidationAttachment> attachments) { |
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GLenum* _attachments = new GLenum[attachments.size()]; |
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for(std::size_t i = 0; i != attachments.size(); ++i) |
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_attachments[i] = GLenum(*(attachments.begin()+i)); |
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invalidateImplementation(attachments.size(), _attachments); |
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delete _attachments; |
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} |
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void DefaultFramebuffer::invalidate(std::initializer_list<InvalidationAttachment> attachments, const Rectanglei& rectangle) { |
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GLenum* _attachments = new GLenum[attachments.size()]; |
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for(std::size_t i = 0; i != attachments.size(); ++i) |
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_attachments[i] = GLenum(*(attachments.begin()+i)); |
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invalidateImplementation(attachments.size(), _attachments, rectangle); |
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delete _attachments; |
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} |
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void DefaultFramebuffer::initializeContextBasedFunctionality(Context* context) { |
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Implementation::FramebufferState* state = context->state()->framebuffer; |
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/* Initial framebuffer size */ |
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GLint viewport[4]; |
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glGetIntegerv(GL_VIEWPORT, viewport); |
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defaultFramebuffer._viewport = state->viewport = Rectanglei::fromSize({viewport[0], viewport[1]}, {viewport[2], viewport[3]}); |
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} |
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}
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