/* ** gl_stereo3d.cpp ** Stereoscopic 3D API ** **--------------------------------------------------------------------------- ** Copyright 2015 Christopher Bruns ** All rights reserved. ** ** Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions ** are met: ** ** 1. Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** 2. Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in the ** documentation and/or other materials provided with the distribution. ** 3. The name of the author may not be used to endorse or promote products ** derived from this software without specific prior written permission. ** ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF ** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. **--------------------------------------------------------------------------- ** ** */ #include "gl/system/gl_system.h" #include "gl/stereo3d/gl_stereo3d.h" #include "gl/renderer/gl_renderer.h" #include "vectors.h" // RAD2DEG #include "doomtype.h" // M_PI namespace s3d { /* virtual */ VSMatrix EyePose::GetProjection(float fov, float aspectRatio, float fovRatio) const { VSMatrix result; // Lifted from gl_scene.cpp FGLRenderer::SetProjection() float fovy = (float)(2 * RAD2DEG(atan(tan(DEG2RAD(fov) / 2) / fovRatio))); result.perspective(fovy, aspectRatio, 5.f, 65536.f); return result; } /* virtual */ Viewport EyePose::GetViewport(const Viewport& fullViewport) const { return fullViewport; } /* virtual */ void EyePose::GetViewShift(float yaw, float outViewShift[3]) const { // pass-through for Mono view outViewShift[0] = 0; outViewShift[1] = 0; outViewShift[2] = 0; } Stereo3DMode::Stereo3DMode() { } Stereo3DMode::~Stereo3DMode() { } // Avoid static initialization order fiasco by declaring first Mode type (Mono) here in the // same source file as Stereo3DMode::getCurrentMode() // https://isocpp.org/wiki/faq/ctors#static-init-order /* static */ const MonoView& MonoView::getInstance() { static MonoView instance; return instance; } } /* namespace s3d */