shamilton/LivePlotter
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A serious refactor. Moved the entire window management process to another thread. Made a plotting interface with DLL exports. Refactored camera and changed transformation approach based on Jordan's suggestions

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Seth Hamilton
2025-08-25 03:09:32 -05:00
parent b775d5a90f
commit 59162408f1
15 changed files with 566 additions and 293 deletions
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11
LivePlotter.sln
View File

@@ -1,7 +1,7 @@
 
Microsoft Visual Studio Solution File, Format Version 12.00 Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 17 # Visual Studio Version 17
VisualStudioVersion = 17.12.35707.178 d17.12 VisualStudioVersion = 17.12.35707.178
MinimumVisualStudioVersion = 10.0.40219.1 MinimumVisualStudioVersion = 10.0.40219.1
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "LivePlotter", "LivePlotter.vcxproj", "{74C0F84F-216F-4A12-9F91-6AFC83CF9257}" Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "LivePlotter", "LivePlotter.vcxproj", "{74C0F84F-216F-4A12-9F91-6AFC83CF9257}"
EndProject EndProject
@@ -9,6 +9,8 @@ Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|x64 = Debug|x64 Debug|x64 = Debug|x64
Debug|x86 = Debug|x86 Debug|x86 = Debug|x86
DLLDebug|x64 = DLLDebug|x64
DLLDebug|x86 = DLLDebug|x86
Release|x64 = Release|x64 Release|x64 = Release|x64
Release|x86 = Release|x86 Release|x86 = Release|x86
EndGlobalSection EndGlobalSection
@@ -17,6 +19,10 @@ Global
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Debug|x64.Build.0 = Debug|x64 {74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Debug|x64.Build.0 = Debug|x64
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Debug|x86.ActiveCfg = Debug|Win32 {74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Debug|x86.ActiveCfg = Debug|Win32
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Debug|x86.Build.0 = Debug|Win32 {74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Debug|x86.Build.0 = Debug|Win32
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.DLLDebug|x64.ActiveCfg = DebugDLL|x64
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.DLLDebug|x64.Build.0 = DebugDLL|x64
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.DLLDebug|x86.ActiveCfg = DebugDLL|Win32
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.DLLDebug|x86.Build.0 = DebugDLL|Win32
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Release|x64.ActiveCfg = Release|x64 {74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Release|x64.ActiveCfg = Release|x64
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Release|x64.Build.0 = Release|x64 {74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Release|x64.Build.0 = Release|x64
{74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Release|x86.ActiveCfg = Release|Win32 {74C0F84F-216F-4A12-9F91-6AFC83CF9257}.Release|x86.ActiveCfg = Release|Win32
@@ -25,4 +31,7 @@ Global
GlobalSection(SolutionProperties) = preSolution GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE HideSolutionNode = FALSE
EndGlobalSection EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {C971CF76-7BA3-45CC-A602-A49CCD685470}
EndGlobalSection
EndGlobal EndGlobal

64
LivePlotter.vcxproj
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@@ -1,6 +1,14 @@
<?xml version="1.0" encoding="utf-8"?> <?xml version="1.0" encoding="utf-8"?>
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup Label="ProjectConfigurations"> <ItemGroup Label="ProjectConfigurations">
<ProjectConfiguration Include="DebugDLL|Win32">
<Configuration>DebugDLL</Configuration>
<Platform>Win32</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="DebugDLL|x64">
<Configuration>DebugDLL</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Debug|Win32"> <ProjectConfiguration Include="Debug|Win32">
<Configuration>Debug</Configuration> <Configuration>Debug</Configuration>
<Platform>Win32</Platform> <Platform>Win32</Platform>
@@ -32,6 +40,12 @@
<PlatformToolset>v143</PlatformToolset> <PlatformToolset>v143</PlatformToolset>
<CharacterSet>Unicode</CharacterSet> <CharacterSet>Unicode</CharacterSet>
</PropertyGroup> </PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='DebugDLL|Win32'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>true</UseDebugLibraries>
<PlatformToolset>v143</PlatformToolset>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration"> <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType> <ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>false</UseDebugLibraries> <UseDebugLibraries>false</UseDebugLibraries>
@@ -45,6 +59,12 @@
<PlatformToolset>v143</PlatformToolset> <PlatformToolset>v143</PlatformToolset>
<CharacterSet>Unicode</CharacterSet> <CharacterSet>Unicode</CharacterSet>
</PropertyGroup> </PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='DebugDLL|x64'" Label="Configuration">
<ConfigurationType>DynamicLibrary</ConfigurationType>
<UseDebugLibraries>true</UseDebugLibraries>
<PlatformToolset>v143</PlatformToolset>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration"> <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType> <ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>false</UseDebugLibraries> <UseDebugLibraries>false</UseDebugLibraries>
@@ -60,12 +80,18 @@
<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'"> <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" /> <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
</ImportGroup> </ImportGroup>
<ImportGroup Condition="'$(Configuration)|$(Platform)'=='DebugDLL|Win32'" Label="PropertySheets">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
</ImportGroup>
<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'"> <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" /> <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
</ImportGroup> </ImportGroup>
<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'"> <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" /> <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
</ImportGroup> </ImportGroup>
<ImportGroup Condition="'$(Configuration)|$(Platform)'=='DebugDLL|x64'" Label="PropertySheets">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
</ImportGroup>
<ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'"> <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" /> <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
</ImportGroup> </ImportGroup>
@@ -77,6 +103,13 @@
<IntDir>$(SolutionDir)obj\$(Platform)\$(Configuration)\</IntDir> <IntDir>$(SolutionDir)obj\$(Platform)\$(Configuration)\</IntDir>
<SourcePath>$(SolutionDir)src;$(SourcePath)</SourcePath> <SourcePath>$(SolutionDir)src;$(SourcePath)</SourcePath>
</PropertyGroup> </PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='DebugDLL|x64'">
<LibraryPath>$(SolutionDir)lib;$(SolutionDir)ext\pthreads4w-code\build\Debug;$(SolutionDir)ext\glfw\build\src\Debug;$(VC_LibraryPath_x64);$(WindowsSDK_LibraryPath_x64)</LibraryPath>
<IncludePath>$(SolutionDir)ext\pthreads4w-code;$(SolutionDir)ext\glm;$(SolutionDir)ext\glfw\include;$(SolutionDir)inc;$(IncludePath)</IncludePath>
<OutDir>$(SolutionDir)bin\$(Platform)\$(Configuration)\</OutDir>
<IntDir>$(SolutionDir)obj\$(Platform)\$(Configuration)\</IntDir>
<SourcePath>$(SolutionDir)src;$(SourcePath)</SourcePath>
</PropertyGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'"> <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
<ClCompile> <ClCompile>
<WarningLevel>Level3</WarningLevel> <WarningLevel>Level3</WarningLevel>
@@ -89,6 +122,18 @@
<GenerateDebugInformation>true</GenerateDebugInformation> <GenerateDebugInformation>true</GenerateDebugInformation>
</Link> </Link>
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='DebugDLL|Win32'">
<ClCompile>
<WarningLevel>Level3</WarningLevel>
<SDLCheck>true</SDLCheck>
<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<ConformanceMode>true</ConformanceMode>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
<GenerateDebugInformation>true</GenerateDebugInformation>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'"> <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
<ClCompile> <ClCompile>
<WarningLevel>Level3</WarningLevel> <WarningLevel>Level3</WarningLevel>
@@ -122,6 +167,23 @@
<Command>xcopy /y "$(SolutionDir)poses.csv" "$(OutDir)" &amp;&amp; xcopy /y "$(SolutionDir)ext\pthreads4w-code\build\Debug\pthreadVC3d.dll" "$(OutDir)"</Command> <Command>xcopy /y "$(SolutionDir)poses.csv" "$(OutDir)" &amp;&amp; xcopy /y "$(SolutionDir)ext\pthreads4w-code\build\Debug\pthreadVC3d.dll" "$(OutDir)"</Command>
</PostBuildEvent> </PostBuildEvent>
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='DebugDLL|x64'">
<ClCompile>
<WarningLevel>Level3</WarningLevel>
<SDLCheck>true</SDLCheck>
<PreprocessorDefinitions>_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<ConformanceMode>true</ConformanceMode>
<LanguageStandard>stdcpp20</LanguageStandard>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
<GenerateDebugInformation>true</GenerateDebugInformation>
<AdditionalDependencies>ext\pthreads4w-code\build\Debug\pthreadVC3d.lib;glfw3.lib;opengl32.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
<PostBuildEvent>
<Command>xcopy /y "$(SolutionDir)poses.csv" "$(OutDir)" &amp;&amp; xcopy /y "$(SolutionDir)ext\pthreads4w-code\build\Debug\pthreadVC3d.dll" "$(OutDir)"</Command>
</PostBuildEvent>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'"> <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
<ClCompile> <ClCompile>
<WarningLevel>Level3</WarningLevel> <WarningLevel>Level3</WarningLevel>
@@ -140,8 +202,10 @@
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="src\body.cpp" /> <ClCompile Include="src\body.cpp" />
<ClCompile Include="src\camera.cpp" />
<ClCompile Include="src\camera_poses.cpp" /> <ClCompile Include="src\camera_poses.cpp" />
<ClCompile Include="src\glad.c" /> <ClCompile Include="src\glad.c" />
<ClCompile Include="src\live_plotter.cpp" />
<ClCompile Include="src\main.cpp" /> <ClCompile Include="src\main.cpp" />
<ClCompile Include="src\shaders.cpp" /> <ClCompile Include="src\shaders.cpp" />
<ClCompile Include="src\util.cpp" /> <ClCompile Include="src\util.cpp" />

6
LivePlotter.vcxproj.filters
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@@ -33,5 +33,11 @@
<ClCompile Include="src\camera_poses.cpp"> <ClCompile Include="src\camera_poses.cpp">
<Filter>Source Files</Filter> <Filter>Source Files</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="src\camera.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="src\live_plotter.cpp">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup> </ItemGroup>
</Project> </Project>

3
LivePlotter.vcxproj.user
View File

@@ -3,4 +3,7 @@
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'"> <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
<DebuggerFlavor>WindowsLocalDebugger</DebuggerFlavor> <DebuggerFlavor>WindowsLocalDebugger</DebuggerFlavor>
</PropertyGroup> </PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='DebugDLL|x64'">
<DebuggerFlavor>WindowsLocalDebugger</DebuggerFlavor>
</PropertyGroup>
</Project> </Project>

48
compile_commands.json
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@@ -1,37 +1,49 @@
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{ {
"directory": "C:/Users/sethh/Documents/repos/LivePlotter/", "directory": "C:/Users/seth/Documents/repos/LivePlotter/",
"command": "\"C:/Users/sethh/AppData/Roaming/ClangPowerTools/LLVM_Lite/Bin/clang++.exe\" -x c++ \"C:/Users/sethh/Documents/repos/LivePlotter/src/tcp_server.cpp\" -std=c++20 -Wall -fms-compatibility-version=19.10 -Wmicrosoft -Wno-invalid-token-paste -Wno-unknown-pragmas -Wno-unused-value -fsyntax-only \"-DUNICODE\" \"-D_UNICODE\" \"-D_MT\" \"-D_DLL\" \"-D_DEBUG\" \"-D_CONSOLE\" \"-D_DEBUG_FUNCTIONAL_MACHINERY\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/include\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/atlmfc/include\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/Auxiliary/VS/include\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/ucrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/um\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/shared\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/winrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/cppwinrt\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/pthreads4w-code\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/glm\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/glfw/include\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/inc\"", "command": "\"C:/Users/seth/AppData/Roaming/ClangPowerTools/LLVM_Lite/Bin/clang++.exe\" -x c++ \"C:/Users/seth/Documents/repos/LivePlotter/src/body.cpp\" -std=c++20 -Wall -fms-compatibility-version=19.10 -Wmicrosoft -Wno-invalid-token-paste -Wno-unknown-pragmas -Wno-unused-value -fsyntax-only \"-DUNICODE\" \"-D_UNICODE\" \"-D_MT\" \"-D_DLL\" \"-D_DEBUG\" \"-D_CONSOLE\" \"-D_DEBUG_FUNCTIONAL_MACHINERY\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/atlmfc/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/Auxiliary/VS/include\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/ucrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/um\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/shared\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/winrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/cppwinrt\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/pthreads4w-code\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glm\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glfw/include\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/inc\"",
"file": "C:/Users/sethh/Documents/repos/LivePlotter/src/tcp_server.cpp" "file": "C:/Users/seth/Documents/repos/LivePlotter/src/body.cpp"
} }
, ,
{ {
"directory": "C:/Users/sethh/Documents/repos/LivePlotter/", "directory": "C:/Users/seth/Documents/repos/LivePlotter/",
"command": "\"C:/Users/sethh/AppData/Roaming/ClangPowerTools/LLVM_Lite/Bin/clang++.exe\" -x c \"C:/Users/sethh/Documents/repos/LivePlotter/src/glad.c\" -Wall -fms-compatibility-version=19.10 -Wmicrosoft -Wno-invalid-token-paste -Wno-unknown-pragmas -Wno-unused-value -fsyntax-only \"-DUNICODE\" \"-D_UNICODE\" \"-D_MT\" \"-D_DLL\" \"-D_DEBUG\" \"-D_CONSOLE\" \"-D_DEBUG_FUNCTIONAL_MACHINERY\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/include\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/atlmfc/include\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/Auxiliary/VS/include\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/ucrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/um\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/shared\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/winrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/cppwinrt\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/pthreads4w-code\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/glm\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/glfw/include\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/inc\"", "command": "\"C:/Users/seth/AppData/Roaming/ClangPowerTools/LLVM_Lite/Bin/clang++.exe\" -x c++ \"C:/Users/seth/Documents/repos/LivePlotter/src/live_plotter.cpp\" -std=c++20 -Wall -fms-compatibility-version=19.10 -Wmicrosoft -Wno-invalid-token-paste -Wno-unknown-pragmas -Wno-unused-value -fsyntax-only \"-DUNICODE\" \"-D_UNICODE\" \"-D_MT\" \"-D_DLL\" \"-D_DEBUG\" \"-D_CONSOLE\" \"-D_DEBUG_FUNCTIONAL_MACHINERY\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/atlmfc/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/Auxiliary/VS/include\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/ucrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/um\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/shared\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/winrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/cppwinrt\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/pthreads4w-code\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glm\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glfw/include\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/inc\"",
"file": "C:/Users/sethh/Documents/repos/LivePlotter/src/glad.c" "file": "C:/Users/seth/Documents/repos/LivePlotter/src/live_plotter.cpp"
} }
, ,
{ {
"directory": "C:/Users/sethh/Documents/repos/LivePlotter/", "directory": "C:/Users/seth/Documents/repos/LivePlotter/",
"command": "\"C:/Users/sethh/AppData/Roaming/ClangPowerTools/LLVM_Lite/Bin/clang++.exe\" -x c++ \"C:/Users/sethh/Documents/repos/LivePlotter/src/body.cpp\" -std=c++20 -Wall -fms-compatibility-version=19.10 -Wmicrosoft -Wno-invalid-token-paste -Wno-unknown-pragmas -Wno-unused-value -fsyntax-only \"-DUNICODE\" \"-D_UNICODE\" \"-D_MT\" \"-D_DLL\" \"-D_DEBUG\" \"-D_CONSOLE\" \"-D_DEBUG_FUNCTIONAL_MACHINERY\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/include\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/atlmfc/include\" -isystem\"C:/Program Files/Microsoft Visual Studio/2022/Community/VC/Auxiliary/VS/include\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/ucrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/um\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/shared\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/winrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.22621.0/cppwinrt\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/pthreads4w-code\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/glm\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/ext/glfw/include\" -isystem\"C:/Users/sethh/Documents/repos/LivePlotter/inc\"", "command": "\"C:/Users/seth/AppData/Roaming/ClangPowerTools/LLVM_Lite/Bin/clang++.exe\" -x c++ \"C:/Users/seth/Documents/repos/LivePlotter/src/main.cpp\" -std=c++20 -Wall -fms-compatibility-version=19.10 -Wmicrosoft -Wno-invalid-token-paste -Wno-unknown-pragmas -Wno-unused-value -fsyntax-only \"-DUNICODE\" \"-D_UNICODE\" \"-D_MT\" \"-D_DLL\" \"-D_DEBUG\" \"-D_CONSOLE\" \"-D_DEBUG_FUNCTIONAL_MACHINERY\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/atlmfc/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/Auxiliary/VS/include\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/ucrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/um\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/shared\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/winrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/cppwinrt\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/pthreads4w-code\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glm\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glfw/include\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/inc\"",
"file": "C:/Users/sethh/Documents/repos/LivePlotter/src/body.cpp" "file": "C:/Users/seth/Documents/repos/LivePlotter/src/main.cpp"
}
,
{
"directory": "C:/Users/seth/Documents/repos/LivePlotter/",
"command": "\"C:/Users/seth/AppData/Roaming/ClangPowerTools/LLVM_Lite/Bin/clang++.exe\" -x c \"C:/Users/seth/Documents/repos/LivePlotter/src/glad.c\" -Wall -fms-compatibility-version=19.10 -Wmicrosoft -Wno-invalid-token-paste -Wno-unknown-pragmas -Wno-unused-value -fsyntax-only \"-DUNICODE\" \"-D_UNICODE\" \"-D_MT\" \"-D_DLL\" \"-D_DEBUG\" \"-D_CONSOLE\" \"-D_DEBUG_FUNCTIONAL_MACHINERY\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/atlmfc/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/Auxiliary/VS/include\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/ucrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/um\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/shared\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/winrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/cppwinrt\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/pthreads4w-code\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glm\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glfw/include\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/inc\"",
"file": "C:/Users/seth/Documents/repos/LivePlotter/src/glad.c"
}
,
{
"directory": "C:/Users/seth/Documents/repos/LivePlotter/",
"command": "\"C:/Users/seth/AppData/Roaming/ClangPowerTools/LLVM_Lite/Bin/clang++.exe\" -x c++ \"C:/Users/seth/Documents/repos/LivePlotter/src/camera.cpp\" -std=c++20 -Wall -fms-compatibility-version=19.10 -Wmicrosoft -Wno-invalid-token-paste -Wno-unknown-pragmas -Wno-unused-value -fsyntax-only \"-DUNICODE\" \"-D_UNICODE\" \"-D_MT\" \"-D_DLL\" \"-D_DEBUG\" \"-D_CONSOLE\" \"-D_DEBUG_FUNCTIONAL_MACHINERY\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/atlmfc/include\" -isystem\"C:/Program Files (x86)/Microsoft Visual Studio/2022/BuildTools/VC/Auxiliary/VS/include\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/ucrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/um\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/shared\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/winrt\" -isystem\"C:/Program Files (x86)/Windows Kits/10/Include/10.0.26100.0/cppwinrt\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/pthreads4w-code\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glm\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/ext/glfw/include\" -isystem\"C:/Users/seth/Documents/repos/LivePlotter/inc\"",
"file": "C:/Users/seth/Documents/repos/LivePlotter/src/camera.cpp"
} }
] ]

24
inc/camera.hpp Normal file
View File

@@ -0,0 +1,24 @@
#pragma once
#include <glm/matrix.hpp>
struct Viewport {
float fov_degrees;
float width;
float height;
};
Viewport make_viewport(float win_w, float win_h, float fov_degrees);
glm::mat4 camera_to_projection(Viewport& v);
struct Camera {
glm::vec3 focus;
float theta, phi, distance;
};
Camera make_camera(glm::vec3 focus, float distance);
void pan_camera(Camera &c, glm::vec2 dxdy);
void rotate_camera(Camera &c, glm::vec2 dxdy);
void zoom_camera(Camera &c, float dz);
glm::mat4 world_to_camera(Camera& c);
glm::mat4 camera_to_world(Camera& c);

3
inc/camera_poses.hpp
View File

@@ -1,6 +1,5 @@
#pragma once #pragma once
#include "util.hpp" #include "util.hpp"
#include "body.hpp"
bool parse_poses(Array<Body> *bodies_out, const char* filepath); bool parse_poses(Array<glm::mat2x3>* locs_out, const char* filepath);

12
inc/live_plotter.hpp Normal file
View File

@@ -0,0 +1,12 @@
#pragma once
typedef unsigned long long pointid;
DllExport bool __cdecl start(int win_w, int win_h);
DllExport bool __cdecl stop();
DllExport pointid __cdecl create_point(float x, float y, float z);
DllExport void __cdecl set_color(pointid id, float r, float g, float b);
DllExport void __cdecl set_scale(pointid id, float scale);
DllExport void __cdecl update_point(pointid id, float x, float y, float z);
DllExport void __cdecl set_lifetime(pointid id, float new_lifetime_s);
DllExport void __cdecl clear_point(pointid id);

11
inc/util.hpp
View File

@@ -1,10 +1,12 @@
#pragma once #pragma once
#include <stdio.h>
#include <cstdlib> #include <cstdlib>
#include <glm/ext/matrix_float4x4.hpp> #include <glm/ext/matrix_float4x4.hpp>
#include <glm/ext/quaternion_float.hpp> #include <glm/ext/quaternion_float.hpp>
#include <glm/ext/vector_float4.hpp> #include <glm/ext/vector_float4.hpp>
#include <stdio.h>
#define DllExport __declspec( dllexport )
typedef unsigned int uint; typedef unsigned int uint;
@@ -23,4 +25,9 @@ bool read_file(Array<char>* out, const char* filepath);
Array<char*> split_str(const char* s, char delimiter); Array<char*> split_str(const char* s, char delimiter);
Array<char*> split_str(const char* s); Array<char*> split_str(const char* s);
glm::mat4 quat_to_mat4(glm::quat q); glm::mat4 quat_to_mat4(glm::quat q);
template<class T> T lerp(T start, T end, float t) { return t * end + (1 - t) * start; }
template<class T> float ilerp(T start, T end, T pos) { return (pos - start) / (end - start); }
float randf(); // returns a float between 0 and 1

17
src/body.cpp
View File

@@ -100,16 +100,13 @@ bool load_body(Body* out_body, const char* obj_filepath) {
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0); glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(float), (void*)0);
glEnableVertexAttribArray(0); glEnableVertexAttribArray(0);
*out_body = { .pose = glm::mat4(1), out_body->pose = glm::mat4(1);
.scale = 1.0f, out_body->ebo = ebo;
.ebo = ebo, out_body->vao = vao;
.vao = vao, out_body->vbo = vbo;
.vbo = vbo, out_body->shader = 0;
.shader = 0, out_body->verts = verts;
.verts = verts, out_body->faces = faces;
.faces = faces,
.color = glm::vec4(0.5, 0.5, 0.5, 1)
};
return true; return true;
} }

48
src/camera.cpp Normal file
View File

@@ -0,0 +1,48 @@
#include "camera.hpp"
#include <glm/ext/matrix_clip_space.hpp>
#include <glm/ext/matrix_transform.hpp>
#include <glm/geometric.hpp>
#include <glm/trigonometric.hpp>
const float zoom_speed_scale = 30.0f;
Viewport make_viewport(float win_w, float win_h, float fov_degrees = 45.0f) {
return { .fov_degrees = fov_degrees, .width = win_w, .height = win_h };
}
glm::mat4 camera_to_projection(Viewport &v) {
return glm::infinitePerspective(glm::radians(v.fov_degrees), v.width / v.height, 0.1f);
}
Camera make_camera(glm::vec3 focus = glm::vec3(0, 0, 0), float distance = 1.0f) {
return {
.focus = focus,
.theta = 0,
.phi = 0,
.distance = distance
};
}
void pan_camera(Camera& c, glm::vec2 dxdy) {
dxdy.y *= -1;
c.focus += camera_to_world(c) * glm::vec4(dxdy, 0, 0) * c.distance / 1000.0f;
}
void rotate_camera(Camera& c, glm::vec2 dxdy) {
c.theta += dxdy.x / 100.0f;
c.phi += dxdy.y / 100.0f;
}
void zoom_camera(Camera& c, float dz) {
c.distance = std::max(0.0f, c.distance - (dz * zoom_speed_scale));
}
glm::mat4 world_to_camera(Camera& c) {
glm::mat4 world_to_focus = glm::translate(glm::mat4(1), c.focus);
glm::mat4 rotation_theta = glm::rotate(glm::mat4(1), c.theta, {0, 1, 0});
glm::mat4 rotation_phi = glm::rotate(glm::mat4(1), c.phi, {1, 0, 0});
glm::mat4 rotated_focus_to_camera = glm::translate(glm::mat4(1), { 0, 0, -c.distance });
return rotated_focus_to_camera * rotation_phi * rotation_theta * world_to_focus;
}
glm::mat4 camera_to_world(Camera& c) { return glm::inverse(world_to_camera(c)); }

36
src/camera_poses.cpp
View File

@@ -14,11 +14,7 @@
#define NUM_SPHERES_PER_AXE 25 #define NUM_SPHERES_PER_AXE 25
#define SPACE_PER_SPHERE 10.0f #define SPACE_PER_SPHERE 10.0f
glm::vec4 red_color = glm::vec4(1, 0, 0, 1); bool parse_poses(Array<glm::mat2x3>* locs_out, const char* filepath) {
glm::vec4 green_color = glm::vec4(0, 1, 0, 1);
glm::vec4 blue_color = glm::vec4(0, 0, 1, 1);
bool parse_poses(Array<Body>* bodies_out, const char* filepath) {
FILE* fp; FILE* fp;
if (fopen_s(&fp, filepath, "rb")) { if (fopen_s(&fp, filepath, "rb")) {
printf("Error parsing %s\n", filepath); printf("Error parsing %s\n", filepath);
@@ -28,8 +24,8 @@ bool parse_poses(Array<Body>* bodies_out, const char* filepath) {
char delim = ','; char delim = ',';
char line[LINE_BUF_SIZE]; char line[LINE_BUF_SIZE];
// because clang refuses to cooperate with my append implementation and generate the function code... // because clang refuses to cooperate with my append implementation and generate the function code...
*bodies_out *locs_out = { (glm::mat2x3*)malloc(sizeof(glm::mat2x3) * 3 * NUM_SPHERES_PER_AXE * 14),
= { (Body*)malloc(sizeof(Body) * 3 * NUM_SPHERES_PER_AXE * 14), 3 * NUM_SPHERES_PER_AXE * 14 }; 3 * NUM_SPHERES_PER_AXE * 14 };
// read in header // read in header
fgets(line, LINE_BUF_SIZE, fp); fgets(line, LINE_BUF_SIZE, fp);
@@ -37,7 +33,6 @@ bool parse_poses(Array<Body>* bodies_out, const char* filepath) {
fgets(line, LINE_BUF_SIZE, fp); fgets(line, LINE_BUF_SIZE, fp);
for (int camera_i = 0; !feof(fp); camera_i++) { for (int camera_i = 0; !feof(fp); camera_i++) {
Array<char*> words = split_str(line, delim); Array<char*> words = split_str(line, delim);
float x = atof(words[0]); float x = atof(words[0]);
float y = atof(words[1]); float y = atof(words[1]);
@@ -47,23 +42,18 @@ bool parse_poses(Array<Body>* bodies_out, const char* filepath) {
float j = atof(words[5]); float j = atof(words[5]);
float k = atof(words[6]); float k = atof(words[6]);
glm::mat4 pose = glm::translate(quat_to_mat4(glm::quat(w, i, j, k)), glm::vec3(x, y, z)); glm::mat4 pose = quat_to_mat4(glm::quat(w, i, j, k));
pose[3] = glm::vec4(x, y, z, 1);
// Generate axis spheres // Generate axis spheres
for (int i = 0; i < 3; i++) { for (int m = 0; m < 3; m++) {
for (int j = 0; j < NUM_SPHERES_PER_AXE; j++) { for (int n = 0; n < NUM_SPHERES_PER_AXE; n++) {
Body b; glm::mat2x3 loc_color = glm::mat2x3(0.0);
create_new_sphere(&b); loc_color[0][m] = n * SPACE_PER_SPHERE;
loc_color[0] = pose * glm::vec4(loc_color[0], 1);
// How far along the axis is this ball loc_color[1] = glm::vec3(0);
glm::vec3 trans = glm::vec3(0, 0, 0); loc_color[1][m] = 1.0f;
trans[i] = (float)j * SPACE_PER_SPHERE; locs_out->data[camera_i*3*NUM_SPHERES_PER_AXE + m*NUM_SPHERES_PER_AXE + n] = loc_color;
// Now move the translated pose via the camera's pose
b.pose = pose * glm::translate(b.pose, trans);
b.color = glm::vec4(i == 0 ? 1 : 0, i == 1 ? 1 : 0, i == 2 ? 1 : 0, 1);
b.scale = 3;
bodies_out->data[camera_i*3*NUM_SPHERES_PER_AXE + i*NUM_SPHERES_PER_AXE + j] = b;
} }
} }
fgets(line, LINE_BUF_SIZE, fp); fgets(line, LINE_BUF_SIZE, fp);

288
src/live_plotter.cpp Normal file
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@@ -0,0 +1,288 @@
#include <windows.h>
#include <cstring>
#include <glm/ext/vector_float2.hpp>
#include <glm/ext/vector_float4.hpp>
#include <profileapi.h>
#include <synchapi.h>
#include <vector>
#include <map>
#include <set>
#include <glad/glad.h>
#include <GLFW/glfw3.h>
#include <glm/ext/matrix_clip_space.hpp>
#include <glm/ext/matrix_transform.hpp>
#include <glm/ext/vector_float3.hpp>
#include <glm/matrix.hpp>
#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
#include <string>
#include <winnt.h>
#include "util.hpp"
#include "shaders.hpp"
#include "body.hpp"
#include "camera.hpp"
#include "live_plotter.hpp"
#define LERP_MOVE_PERIOD_S 0.05
#define STOP_WAIT_TIME_MS 500
struct Point {
bool initialized;
glm::vec3 startloc;
glm::vec3 targetloc;
Body b;
double lifetime_s;
double start_s;
};
// Globals
static GLFWwindow* win;
static double prev_cursor_x, prev_cursor_y;
static bool mouse_pressed, scroll_pressed, stop_flag, running;
static Camera camera;
static Viewport viewport;
static uint shader;
static CRITICAL_SECTION cs;
static HANDLE win_thread_h;
static DWORD win_thread_id;
static LARGE_INTEGER fr;
static pointid next_id = 0;
static std::map<uint, Point*> id_to_point; // Use a pool allocator possibly later
static std::map<Point*, uint> point_to_id;
// Constants
const char* vertex_filepath = "src/shaders/vertex.glsl";
const char* fragment_filepath = "src/shaders/fragment.glsl";
// Private foward decls
void _resize_cb(GLFWwindow* win, int w, int h);
void _cursor_pos_cb(GLFWwindow* win, double xpos, double ypos);
void _mouse_button_cb(GLFWwindow* win, int button, int action, int mods);
void _scroll_cb(GLFWwindow* win, double xoffset, double yoffset);
DWORD WINAPI _win_thread(LPVOID);
bool _glfw_setup();
void _refresh_win();
double _time();
DllExport bool __cdecl start(int win_w, int win_h) {
if (!InitializeCriticalSectionAndSpinCount(&cs, 0x00000400))
return false;
if (running) {
printf("Already running! Call stop before calling stop again\n");
return false;
}
if (!QueryPerformanceFrequency(&fr)) {
printf("Failed to get the performance counter frequency.\n");
return false;
}
glm::vec2* winsize = (glm::vec2*)malloc(sizeof(glm::vec2));
*winsize = glm::vec2(win_w, win_h);
stop_flag = false;
win_thread_h = CreateThread(NULL, 0, _win_thread, winsize, 0, &win_thread_id);
running = win_thread_h != NULL;
if (!running)
printf("Error while creating the live plotter window thread.\n");
return running;
}
DllExport bool __cdecl stop() {
stop_flag = true;
DWORD res = WaitForSingleObject(win_thread_h, STOP_WAIT_TIME_MS);
bool success = res == WAIT_OBJECT_0;
running = !success; // Consider the app still running if we didn't shut down properly...?
// TODO: Please wrap away win api synch stuff. thank you
if (!running) DeleteCriticalSection(&cs);
return success;
}
DllExport pointid __cdecl create_point(float x, float y, float z) {
EnterCriticalSection(&cs);
Point* p = (Point*)malloc(sizeof(Point));
*p = {
.initialized = false,
.startloc = glm::vec3(x, y, z),
.targetloc = glm::vec3(x, y, z),
.lifetime_s = INFINITY,
.start_s = _time()
};
p->b.scale = 1.0f;
p->b.color = glm::vec4(randf() + 0.1, randf() + 0.1, randf() + 0.1, 1);
pointid id = next_id++;
id_to_point[id] = p;
point_to_id[p] = id;
LeaveCriticalSection(&cs);
return id;
}
DllExport void __cdecl set_color(pointid id, float r, float g, float b) {
EnterCriticalSection(&cs);
Point* p = id_to_point[id];
p->b.color = { r, g, b, p->b.color[3] };
LeaveCriticalSection(&cs);
}
DllExport void __cdecl set_scale(pointid id, float scale) {
EnterCriticalSection(&cs);
Point* p = id_to_point[id];
p->b.scale = scale;
LeaveCriticalSection(&cs);
}
DllExport void __cdecl update_point(pointid id, float x, float y, float z) {
EnterCriticalSection(&cs);
Point* p = id_to_point[id];
p->targetloc = { x, y, z };
p->startloc = p->b.pose[3];
LeaveCriticalSection(&cs);
}
DllExport void __cdecl set_lifetime(pointid id, float new_lifetime_s) {
EnterCriticalSection(&cs);
Point* p = id_to_point[id];
p->start_s = _time();
p->lifetime_s = new_lifetime_s;
LeaveCriticalSection(&cs);
}
DllExport void __cdecl clear_point(pointid id) {
EnterCriticalSection(&cs);
Point* p = id_to_point[id];
id_to_point.erase(id);
point_to_id.erase(p);
free(p);
LeaveCriticalSection(&cs);
}
void _resize_cb(GLFWwindow* win, int w, int h) {
viewport.width = w;
viewport.height = h;
glViewport(0, 0, w, h);
}
void _cursor_pos_cb(GLFWwindow* win, double xpos, double ypos) {
glm::vec2 dxdy = glm::vec2((xpos - prev_cursor_x), (ypos - prev_cursor_y));
prev_cursor_x = xpos;
prev_cursor_y = ypos;
if (mouse_pressed)
rotate_camera(camera, dxdy);
if (scroll_pressed)
pan_camera(camera, dxdy);
}
void _mouse_button_cb(GLFWwindow* win, int button, int action, int mods) {
if (button == GLFW_MOUSE_BUTTON_RIGHT)
mouse_pressed = action == GLFW_PRESS;
if (button == GLFW_MOUSE_BUTTON_MIDDLE)
scroll_pressed = action == GLFW_PRESS;
// glfwGetCursorPos(window, &prev_cursor_x, &prev_cursor_y); Don't think this is necessary
}
void _scroll_cb(GLFWwindow* win, double xoffset, double yoffset) { zoom_camera(camera, yoffset); }
DWORD _win_thread(LPVOID args) {
glm::vec2* winsize = (glm::vec2*)args;
camera = make_camera({ 0, 0, 0 }, 3000);
camera.theta = glm::radians(90.0f);
camera.phi = glm::radians(30.0f);
viewport = make_viewport(winsize->x, winsize->y, 45.0f);
if (!_glfw_setup()) {
printf("Failed to initialize glfw window\n");
return -1;
}
if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)) {
printf("Failed to initialize GLAD\n");
return -1;
}
if (!load_shader(&shader, vertex_filepath, fragment_filepath)) {
printf("Failed to compile shaders\n");
return -1;
}
// This swapping bit is probably unnecessary now that I clear in the loop.
// I was getting a flashing issue during the tutorial...
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT); // Write to back buffer
glfwSwapBuffers(win); // front buffer is now back
glClear(GL_COLOR_BUFFER_BIT); // Write to back buffer again (former front buf)
glDisable(GL_CULL_FACE);
glEnable(GL_DEPTH_TEST);
while (!(glfwWindowShouldClose(win) || stop_flag))
_refresh_win();
glfwTerminate();
return 0;
}
bool _glfw_setup() {
glfwInit();
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
win = glfwCreateWindow(viewport.width, viewport.height, "LivePlotter", NULL, NULL);
if (win == NULL) {
printf("Failed to create GLFW window\n");
glfwTerminate();
return false;
}
glfwMakeContextCurrent(win);
glfwSetFramebufferSizeCallback(win, _resize_cb);
glfwSetCursorPosCallback(win, _cursor_pos_cb);
glfwSetMouseButtonCallback(win, _mouse_button_cb);
glfwSetScrollCallback(win, _scroll_cb);
_cursor_pos_cb(win, 0, 0);
return true;
}
void _refresh_win() {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
set_uniform(shader, "camera_t", world_to_camera(camera));
set_uniform(shader, "projection_t", camera_to_projection(viewport));
if (TryEnterCriticalSection(&cs)) {
for (const auto& [id, p] : id_to_point) {
// Initialize if not done so yet
if (!p->initialized) {
create_new_sphere(&p->b, p->b.scale);
p->b.shader = shader;
p->b.pose = glm::translate(glm::mat4(1), p->startloc);
p->initialized = true;
}
// Perform fade
double elapsed_time_s = _time() - p->start_s;
float t = elapsed_time_s / p->lifetime_s;
p->b.color[3] = lerp(1.0, 0.0, t);
// Lerp position
t = elapsed_time_s / LERP_MOVE_PERIOD_S;
p->b.pose[3] = glm::vec4(lerp(p->startloc, p->targetloc, t), 1);
draw_body(p->b);
}
LeaveCriticalSection(&cs);
}
glfwSwapBuffers(win);
glfwPollEvents();
}
double _time() {
LARGE_INTEGER timeticks;
if (!QueryPerformanceCounter(&timeticks)) {
printf("Failed to query performance counter;\n");
return false;
}
return (double)timeticks.QuadPart / (double)fr.QuadPart;
}

283
src/main.cpp
View File

@@ -1,249 +1,60 @@
#include <cstring>
#include <glad/glad.h>
#include <GLFW/glfw3.h>
#include <glm/ext/matrix_clip_space.hpp>
#include <glm/ext/matrix_transform.hpp>
#include <glm/ext/vector_float3.hpp>
#include <glm/matrix.hpp>
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
#include <string>
#include <tuple>
#include "util.hpp"
#include "shaders.hpp"
#include "body.hpp"
#include "camera_poses.hpp" #include "camera_poses.hpp"
#include "live_plotter.hpp"
static GLFWwindow* window; //void* process_cin(void* args) {
static float width, height; // std::string line;
static glm::mat4 projection_t; // while (true) {
// std::getline(std::cin, line);
// Array<char*> words = split_str(line.c_str());
// if (!words.len == 4)
// return NULL;
// printf("Received: %s, %s, %s, %s\n", words[0], words[1], words[2], words[3]); // echo for debugging
// float x = atof(words[1]);
// float y = atof(words[2]);
// float z = atof(words[3]);
// glm::vec3 new_loc = glm::vec3(x, y, z);
// bool found_match = false;
// for (int i = 0; i < camera_bodies.size(); i++) {
// if (strcmp(words[0], camera_bodies[i].name) == 0 && camera_bodies[i].b) {
// Body& b = *camera_bodies[i].b;
// glm::vec4& transl = b.pose[3];
// transl = (0.8f * transl) + (0.2f * glm::vec4(new_loc, 1)); // lp filter
// int color_i = i + 1;
// b.color = glm::vec4(color_i & 0x4, color_i & 0x2, color_i & 0x1, 1); // reset alpha to 1
// camera_bodies[i].hp = max_hp;
// found_match = true;
// } else if (camera_bodies[i].b) {
// float& cur_hp = camera_bodies[i].hp;
// if (cur_hp > 0)
// cur_hp -= 1;
// camera_bodies[i].b->color = glm::vec4(i & 0x4, i & 0x2, i & 0x1, cur_hp / max_hp);
// }
// }
// if (!found_match) {
// auto read = BarcodeRead { words[0], (Body*)NULL, max_hp };
// camera_bodies.push_back(read);
// }
// }
//}
void framebuffer_size_callback(GLFWwindow* window, int w, int h) {
width = w;
height = h;
glViewport(0, 0, width, height);
projection_t = glm::infinitePerspective(glm::radians(45.0f), (float)width / (float)height, 0.1f);
}
void process_input() {
if (glfwGetKey(window, GLFW_KEY_ESCAPE) == GLFW_PRESS)
glfwSetWindowShouldClose(window, true);
}
static bool stop = false;
static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
const float max_hp
= 10; // Number of scans (without a particular barcode) for which the sphere will still be visible
struct BarcodeRead {
char* name;
Body* b;
float hp;
};
static std::vector<BarcodeRead> camera_bodies; // I would use my array here, but was getting a linking error
void* process_cin(void* args) {
std::string line;
while (true) {
std::getline(std::cin, line);
Array<char*> words = split_str(line.c_str());
if (!words.len == 4) return NULL;
printf("Received: %s, %s, %s, %s\n", words[0], words[1], words[2], words[3]); // echo for debugging
float x = atof(words[1]);
float y = atof(words[2]);
float z = atof(words[3]);
glm::vec3 new_loc = glm::vec3(x, y, z);
bool found_match = false;
pthread_mutex_lock(&lock);
for (int i = 0; i < camera_bodies.size(); i++) {
if (strcmp(words[0], camera_bodies[i].name) == 0 && camera_bodies[i].b) {
Body& b = *camera_bodies[i].b;
glm::vec4& transl = b.pose[3];
transl = (0.8f * transl) + (0.2f * glm::vec4(new_loc, 1)); // lp filter
int color_i = i + 1;
b.color = glm::vec4(color_i & 0x4, color_i & 0x2, color_i & 0x1, 1); // reset alpha to 1
camera_bodies[i].hp = max_hp;
found_match = true;
} else if (camera_bodies[i].b) {
float& cur_hp = camera_bodies[i].hp;
if (cur_hp > 0)
cur_hp -= 1;
camera_bodies[i].b->color = glm::vec4(i & 0x4, i & 0x2, i & 0x1, cur_hp / max_hp);
}
}
if (!found_match) {
auto read = BarcodeRead { words[0], (Body*)NULL, max_hp };
camera_bodies.push_back(read);
}
pthread_mutex_unlock(&lock);
}
}
static bool mouse_pressed = false;
static bool scroll_pressed = false;
static double prev_cursor_x, prev_cursor_y;
static double theta = 0.0; // angle of camera trans vect wrt x-z plane
static double phi = glm::radians(270.0); // angle of camera trans vect wrt x-axis
static glm::vec3 focal_point = glm::vec3(0, 0, 500);
static glm::vec3 camera_loc = glm::vec3(0, 4000, 0);
static glm::vec3 up = glm::vec3(0, 1, 0);
static glm::mat4 world_to_camera = glm::lookAt(camera_loc, focal_point, up);
static void cursor_position_callback(GLFWwindow* window, double xpos, double ypos) {
float dx = (xpos - prev_cursor_x);
float dy = (ypos - prev_cursor_y);
glm::mat4 camera_to_world = glm::inverse(world_to_camera);
// These could be acquired via some cross products. Don't know if that's more efficient.
glm::vec4 strafe_x = camera_to_world[0];
glm::vec4 strafe_y = camera_to_world[1];
prev_cursor_x = xpos;
prev_cursor_y = ypos;
double len = glm::length(camera_loc - focal_point);
if (mouse_pressed) {
phi += glm::radians(dx * (360 / width)); // * glm::radians(360.0);
theta += glm::radians(dy * (360 / height)); // * glm::radians(360.0);
camera_loc.x = focal_point.x + (len * glm::cos(theta) * glm::cos(-phi));
camera_loc.y = focal_point.y + (len * glm::sin(theta));
camera_loc.z = focal_point.z + (-len * glm::cos(theta) * glm::sin(-phi));
}
if (scroll_pressed) {
glm::vec4 move_vec = glm::max((float)len, 20.0f) * (- strafe_x * (dx / 500) + strafe_y * (dy / 500));
focal_point += move_vec;
camera_loc += move_vec;
}
world_to_camera = glm::lookAt(camera_loc, focal_point, up);
}
void mouse_button_callback(GLFWwindow* window, int button, int action, int mods) {
if (button == GLFW_MOUSE_BUTTON_RIGHT) {
mouse_pressed = action == GLFW_PRESS;
}
if (button == GLFW_MOUSE_BUTTON_MIDDLE) {
scroll_pressed = action == GLFW_PRESS;
}
glfwGetCursorPos(window, &prev_cursor_x, &prev_cursor_y);
}
void scroll_callback(GLFWwindow* window, double xoffset, double yoffset) {
glm::vec3 k = camera_loc - focal_point;
camera_loc -= k * (float)yoffset / 10.0f;
world_to_camera = glm::lookAt(camera_loc, focal_point, up);
}
bool glfw_setup() {
glfwInit();
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
// glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
window = glfwCreateWindow(800, 800, "LivePlotter", NULL, NULL);
if (window == NULL) {
printf("Failed to create GLFW window\n");
glfwTerminate();
return false;
}
glfwMakeContextCurrent(window);
glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
glfwSetCursorPosCallback(window, cursor_position_callback);
glfwSetMouseButtonCallback(window, mouse_button_callback);
glfwSetScrollCallback(window, scroll_callback);
cursor_position_callback(window, 0, 0);
return true;
}
int main() { int main() {
if (!glfw_setup()) Array<glm::mat2x3> camera_pose_axes = { NULL, 0 };
return -1;
if (!gladLoadGLLoader((GLADloadproc)glfwGetProcAddress)) {
printf("Failed to initialize GLAD\n");
return -1;
}
glViewport(0, 0, 800, 800);
width = 800;
height = 800;
const char* vertex_filepath = "src/shaders/vertex.glsl";
const char* fragment_filepath = "src/shaders/fragment.glsl";
uint shader;
if (!load_shader(&shader, vertex_filepath, fragment_filepath))
return -1;
//glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT); // Write to back buffer
glfwSwapBuffers(window); // front buffer is now back
glClear(GL_COLOR_BUFFER_BIT); // Write to back buffer again (former front buf)
// glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
// set_uniform(shader, "color", glm::vec4 { sin(time), sin(time + glm::radians(45.0f)), sin(time +
// glm::radians(90.0f)), 1.0 } / 2.0f); time = glfwGetTime();
glDisable(GL_CULL_FACE);
glEnable(GL_DEPTH_TEST);
projection_t = glm::infinitePerspective(glm::radians(45.0f), (float)width / (float)height, 0.1f);
pthread_t thread_id;
pthread_create(&thread_id, NULL, process_cin, NULL);
Array<Body> camera_pose_axes = { NULL, 0 };
if (!parse_poses(&camera_pose_axes, "poses.csv")) { if (!parse_poses(&camera_pose_axes, "poses.csv")) {
return -1; return -1;
} }
start(800, 800);
for (int i = 0; i < camera_pose_axes.len; i++) { for (int i = 0; i < camera_pose_axes.len; i++) {
camera_pose_axes[i].shader = shader; glm::vec3 p = camera_pose_axes[i][0];
glm::vec3 color = camera_pose_axes[i][1];
pointid id = create_point(p.x, p.y, p.z);
set_color(id, color.x, color.y, color.z);
set_scale(id, 10);
} }
/*Body b; while (true)
create_new_sphere(&b); ;
b.pose = glm::mat4(1);
b.color = glm::vec4(1, 1, 1, 1);
b.shader = shader;*/
while (!glfwWindowShouldClose(window)) {
process_input();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
set_uniform(shader, "camera_t", world_to_camera);
set_uniform(shader, "projection_t", projection_t);
//draw_body(b);
for (int i = 0; i < camera_pose_axes.len; i++) {
draw_body(camera_pose_axes[i]);
}
if (pthread_mutex_trylock(&lock) == 0) {
for (int i = 0; i < camera_bodies.size(); i++) {
if (!camera_bodies[i].b) {
Body* b = (Body*)malloc(sizeof(Body));
create_new_sphere(b);
b->color = glm::vec4((i+1) & 0x4, (i+1) & 0x2, (i+1) & 0x1, max_hp);
b->scale = 25;
b->shader = shader;
camera_bodies[i].b = b;
}
draw_body(*camera_bodies[i].b);
}
pthread_mutex_unlock(&lock);
}
glfwSwapBuffers(window);
glfwPollEvents();
}
glfwTerminate();
return 0;
} }

5
src/util.cpp
View File

@@ -93,7 +93,6 @@ Array<char*> _split_str_inner(const char* s, char delim, bool just_check_ws) {
return res; return res;
} }
// https://songho.ca/opengl/gl_quaternion.html // https://songho.ca/opengl/gl_quaternion.html
glm::mat4 quat_to_mat4(glm::quat q) { glm::mat4 quat_to_mat4(glm::quat q) {
glm::vec4 col0 = glm::vec4( glm::vec4 col0 = glm::vec4(
@@ -109,3 +108,7 @@ glm::mat4 quat_to_mat4(glm::quat q) {
return glm::mat4(col0, col1, col2, col3); return glm::mat4(col0, col1, col2, col3);
} }
float randf() {
return (float)rand() / (float)RAND_MAX;
}