diff options
Diffstat (limited to 'Client/ThirdParty/Box2D/testbed/settings.cpp')
| -rw-r--r-- | Client/ThirdParty/Box2D/testbed/settings.cpp | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/Client/ThirdParty/Box2D/testbed/settings.cpp b/Client/ThirdParty/Box2D/testbed/settings.cpp new file mode 100644 index 0000000..fbdf9c0 --- /dev/null +++ b/Client/ThirdParty/Box2D/testbed/settings.cpp @@ -0,0 +1,176 @@ +// MIT License + +// Copyright (c) 2019 Erin Catto + +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: + +// The above copyright notice and this permission notice shall be included in all +// copies or substantial portions of the Software. + +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +// SOFTWARE. + +#define _CRT_SECURE_NO_WARNINGS +#include "settings.h" +#include "sajson/sajson.h" +#include <stdio.h> + +static const char* fileName = "settings.ini"; + +// Load a file. You must free the character array. +static bool sReadFile(char*& data, int& size, const char* filename) +{ + FILE* file = fopen(filename, "rb"); + if (file == nullptr) + { + return false; + } + + fseek(file, 0, SEEK_END); + size = ftell(file); + fseek(file, 0, SEEK_SET); + + if (size == 0) + { + return false; + } + + data = (char*)malloc(size + 1); + fread(data, size, 1, file); + fclose(file); + data[size] = 0; + + return true; +} + +void Settings::Save() +{ + FILE* file = fopen(fileName, "w"); + fprintf(file, "{\n"); + fprintf(file, " \"testIndex\": %d,\n", m_testIndex); + fprintf(file, " \"windowWidth\": %d,\n", m_windowWidth); + fprintf(file, " \"windowHeight\": %d,\n", m_windowHeight); + fprintf(file, " \"hertz\": %.9g,\n", m_hertz); + fprintf(file, " \"velocityIterations\": %d,\n", m_velocityIterations); + fprintf(file, " \"positionIterations\": %d,\n", m_positionIterations); + fprintf(file, " \"drawShapes\": %s,\n", m_drawShapes ? "true" : "false"); + fprintf(file, " \"drawJoints\": %s,\n", m_drawJoints ? "true" : "false"); + fprintf(file, " \"drawAABBs\": %s,\n", m_drawAABBs ? "true" : "false"); + fprintf(file, " \"drawContactPoints\": %s,\n", m_drawContactPoints ? "true" : "false"); + fprintf(file, " \"drawContactNormals\": %s,\n", m_drawContactNormals ? "true" : "false"); + fprintf(file, " \"drawContactImpulse\": %s,\n", m_drawContactImpulse ? "true" : "false"); + fprintf(file, " \"drawFrictionImpulse\": %s,\n", m_drawFrictionImpulse ? "true" : "false"); + fprintf(file, " \"drawCOMs\": %s,\n", m_drawCOMs ? "true" : "false"); + fprintf(file, " \"drawStats\": %s,\n", m_drawStats ? "true" : "false"); + fprintf(file, " \"drawProfile\": %s,\n", m_drawProfile ? "true" : "false"); + fprintf(file, " \"enableWarmStarting\": %s,\n", m_enableWarmStarting ? "true" : "false"); + fprintf(file, " \"enableContinuous\": %s,\n", m_enableContinuous ? "true" : "false"); + fprintf(file, " \"enableSubStepping\": %s,\n", m_enableSubStepping ? "true" : "false"); + fprintf(file, " \"enableSleep\": %s\n", m_enableSleep ? "true" : "false"); + fprintf(file, "}\n"); + fclose(file); +} + +void Settings::Load() +{ + char* data = nullptr; + int size = 0; + bool found = sReadFile(data, size, fileName); + if (found == false) + { + return; + } + + const sajson::document& document = sajson::parse(sajson::dynamic_allocation(), sajson::mutable_string_view(size, data)); + if (document.is_valid() == false) + { + return; + } + + sajson::value root = document.get_root(); + int fieldCount = int(root.get_length()); + for (int i = 0; i < fieldCount; ++i) + { + sajson::string fieldName = root.get_object_key(i); + sajson::value fieldValue = root.get_object_value(i); + + if (strncmp(fieldName.data(), "testIndex", fieldName.length()) == 0) + { + if (fieldValue.get_type() == sajson::TYPE_INTEGER) + { + m_testIndex = fieldValue.get_integer_value(); + } + continue; + } + + if (strncmp(fieldName.data(), "windowWidth", fieldName.length()) == 0) + { + if (fieldValue.get_type() == sajson::TYPE_INTEGER) + { + m_windowWidth = fieldValue.get_integer_value(); + } + continue; + } + + if (strncmp(fieldName.data(), "windowHeight", fieldName.length()) == 0) + { + if (fieldValue.get_type() == sajson::TYPE_INTEGER) + { + m_windowHeight = fieldValue.get_integer_value(); + } + continue; + } + + if (strncmp(fieldName.data(), "hertz", fieldName.length()) == 0) + { + if (fieldValue.get_type() == sajson::TYPE_DOUBLE || fieldValue.get_type() == sajson::TYPE_INTEGER) + { + m_hertz = float(fieldValue.get_number_value()); + } + continue; + } + + if (strncmp(fieldName.data(), "velocityIterations", fieldName.length()) == 0) + { + if (fieldValue.get_type() == sajson::TYPE_INTEGER) + { + m_velocityIterations = fieldValue.get_integer_value(); + } + continue; + } + + if (strncmp(fieldName.data(), "positionIterations", fieldName.length()) == 0) + { + if (fieldValue.get_type() == sajson::TYPE_INTEGER) + { + m_positionIterations = fieldValue.get_integer_value(); + } + continue; + } + + if (strncmp(fieldName.data(), "drawShapes", fieldName.length()) == 0) + { + if (fieldValue.get_type() == sajson::TYPE_FALSE) + { + m_drawShapes = false; + } + else if (fieldValue.get_type() == sajson::TYPE_TRUE) + { + m_drawShapes = true; + } + continue; + } + } + + free(data); +} |