96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
/*
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* Modern effects for a modern Streamer
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* Copyright (C) 2017 Michael Fabian Dirks
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "util-math.h"
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#include "util-memory.h"
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#include <malloc.h>
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#include <stdlib.h>
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#include <cctype>
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void* util::vec3a::operator new(size_t count) {
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return _aligned_malloc(count, 16);
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}
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void* util::vec3a::operator new[](size_t count) {
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return _aligned_malloc(count, 16);
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}
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void util::vec3a::operator delete(void* p) {
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_aligned_free(p);
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}
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void util::vec3a::operator delete[](void* p) {
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_aligned_free(p);
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}
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void* util::vec4a::operator new(size_t count) {
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return _aligned_malloc(count, 16);
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}
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void* util::vec4a::operator new[](size_t count) {
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return _aligned_malloc(count, 16);
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}
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void util::vec4a::operator delete(void* p) {
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_aligned_free(p);
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}
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void util::vec4a::operator delete[](void* p) {
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_aligned_free(p);
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}
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std::pair<int64_t, int64_t> util::SizeFromString(std::string text, bool allowSquare) {
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int64_t width, height;
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const char* begin = text.c_str();
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const char* end = text.c_str() + text.size() + 1;
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char* here = const_cast<char*>(end);
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long long res = strtoll(begin, &here, 0);
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if (errno == ERANGE) {
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return { 0, 0 };
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}
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width = res;
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while (here != end) {
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if (isdigit(*here) || (*here == '-') || (*here == '+')) {
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break;
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}
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here++;
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}
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if (here == end) {
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// Are we allowed to return a square?
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if (allowSquare) {
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// Yes: Return width,width.
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return { width, width };
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} else {
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// No: Return width,0.
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return { width, 0 };
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}
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}
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res = strtoll(here, nullptr, 0);
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if (errno == ERANGE) {
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return { width, 0 };
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}
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height = res;
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return { width, height };
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}
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