From 99241de47266acb50135bb5f20d0875b2adb2600 Mon Sep 17 00:00:00 2001 From: Mike Krus Date: Fri, 8 May 2020 13:09:15 +0100 Subject: Build Assimp using submodule MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use same submodule as QtQuick3D Change-Id: I0c138d1cbf5ff545438a7673ccb71a2236729377 Reviewed-by: Paul Lemire (cherry picked from commit ad238237b73a70867554d84b3c1762da637c210d) Reviewed-by: Tor Arne Vestbø --- src/3rdparty/assimp/code/qnan.h | 156 ---------------------------------------- 1 file changed, 156 deletions(-) delete mode 100644 src/3rdparty/assimp/code/qnan.h (limited to 'src/3rdparty/assimp/code/qnan.h') diff --git a/src/3rdparty/assimp/code/qnan.h b/src/3rdparty/assimp/code/qnan.h deleted file mode 100644 index fcff16b74..000000000 --- a/src/3rdparty/assimp/code/qnan.h +++ /dev/null @@ -1,156 +0,0 @@ -/* ---------------------------------------------------------------------------- -Open Asset Import Library (assimp) ---------------------------------------------------------------------------- - -Copyright (c) 2006-2017, assimp team - - -All rights reserved. - -Redistribution and use of this software in source and binary forms, -with or without modification, are permitted provided that the following -conditions are met: - -* Redistributions of source code must retain the above - copyright notice, this list of conditions and the - following disclaimer. - -* 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. - -* Neither the name of the assimp team, nor the names of its - contributors may be used to endorse or promote products - derived from this software without specific prior - written permission of the assimp team. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"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 COPYRIGHT -OWNER OR CONTRIBUTORS 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. ---------------------------------------------------------------------------- -*/ - -/** @file qnan.h - * @brief Some utilities for our dealings with qnans. - * - * @note Some loaders use qnans to mark invalid values tempoarily, also - * Assimp explicitly enforces undefined normals to be set to qnan. - * qnan utilities are available in standard libraries (C99 for example) - * but last time I checked compiler coverage was so bad that I decided - * to reinvent the wheel. - */ - -#ifndef AI_QNAN_H_INCLUDED -#define AI_QNAN_H_INCLUDED - -#include -#include -#include - -// --------------------------------------------------------------------------- -/** Data structure to represent the bit pattern of a 32 Bit - * IEEE 754 floating-point number. */ -union _IEEESingle -{ - float Float; - struct - { - uint32_t Frac : 23; - uint32_t Exp : 8; - uint32_t Sign : 1; - } IEEE; -}; - -// --------------------------------------------------------------------------- -/** Data structure to represent the bit pattern of a 64 Bit - * IEEE 754 floating-point number. */ -union _IEEEDouble -{ - double Double; - struct - { - uint64_t Frac : 52; - uint64_t Exp : 11; - uint64_t Sign : 1; - } IEEE; -}; - -// --------------------------------------------------------------------------- -/** Check whether a given float is qNaN. - * @param in Input value */ -AI_FORCE_INLINE bool is_qnan(float in) -{ - // the straightforward solution does not work: - // return (in != in); - // compiler generates code like this - // load to - // compare against - - // FIXME: Use stuff instead? I think fpclassify needs C99 - return (reinterpret_cast<_IEEESingle*>(&in)->IEEE.Exp == (1u << 8)-1 && - reinterpret_cast<_IEEESingle*>(&in)->IEEE.Frac); -} - -// --------------------------------------------------------------------------- -/** Check whether a given double is qNaN. - * @param in Input value */ -AI_FORCE_INLINE bool is_qnan(double in) -{ - // the straightforward solution does not work: - // return (in != in); - // compiler generates code like this - // load to - // compare against - - // FIXME: Use stuff instead? I think fpclassify needs C99 - return (reinterpret_cast<_IEEEDouble*>(&in)->IEEE.Exp == (1u << 11)-1 && - reinterpret_cast<_IEEEDouble*>(&in)->IEEE.Frac); -} - -// --------------------------------------------------------------------------- -/** @brief check whether a float is either NaN or (+/-) INF. - * - * Denorms return false, they're treated like normal values. - * @param in Input value */ -AI_FORCE_INLINE bool is_special_float(float in) -{ - return (reinterpret_cast<_IEEESingle*>(&in)->IEEE.Exp == (1u << 8)-1); -} - -// --------------------------------------------------------------------------- -/** @brief check whether a double is either NaN or (+/-) INF. - * - * Denorms return false, they're treated like normal values. - * @param in Input value */ -AI_FORCE_INLINE bool is_special_float(double in) -{ - return (reinterpret_cast<_IEEEDouble*>(&in)->IEEE.Exp == (1u << 11)-1); -} - -// --------------------------------------------------------------------------- -/** Check whether a float is NOT qNaN. - * @param in Input value */ -template -AI_FORCE_INLINE bool is_not_qnan(TReal in) -{ - return !is_qnan(in); -} - -// --------------------------------------------------------------------------- -/** @brief Get a fresh qnan. */ -AI_FORCE_INLINE ai_real get_qnan() -{ - return std::numeric_limits::quiet_NaN(); -} - -#endif // !! AI_QNAN_H_INCLUDED -- cgit v1.2.3