Plugins: Add Assimp plugin (WIP)
Currently load only static meshes Former-commit-id: 61dee8f53a423d6d170bd3bfe72e71daa63e8c5b
This commit is contained in:
Lynix
parent
019c1f4a36
commit
34b7260d54
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@ -243,12 +243,17 @@ function NazaraBuild:Execute()
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-- Tools
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for k, toolTable in ipairs(self.OrderedTools) do
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project("Nazara" .. toolTable.Name)
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local prefix = "Nazara"
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if (toolTable.Kind == "plugin") then
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prefix = "Plugin"
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end
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project(prefix .. toolTable.Name)
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location(_ACTION .. "/tools")
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targetdir(toolTable.Directory)
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if (toolTable.Kind == "library") then
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if (toolTable.Kind == "plugin" or toolTable.Kind == "library") then
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kind("SharedLib")
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elseif (toolTable.Kind == "consoleapp") then
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debugdir(toolTable.Directory)
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@ -257,7 +262,7 @@ function NazaraBuild:Execute()
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debugdir(toolTable.Directory)
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kind("WindowedApp")
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else
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assert(false, "wut")
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assert(false, "Invalid tool Kind")
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end
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includedirs({
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@ -280,6 +285,8 @@ function NazaraBuild:Execute()
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libdirs("../lib/" .. makeLibDir .. "/x86")
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if (toolTable.Kind == "library") then
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targetdir("../lib/" .. makeLibDir .. "/x86")
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elseif (toolTable.Kind == "plugin") then
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targetdir("../plugins/" .. toolTable.Name .. "/lib/" .. makeLibDir .. "/x32")
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end
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configuration({"codeblocks or codelite or gmake", "x64"})
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@ -287,6 +294,8 @@ function NazaraBuild:Execute()
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libdirs("../lib/" .. makeLibDir .. "/x64")
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if (toolTable.Kind == "library") then
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targetdir("../lib/" .. makeLibDir .. "/x64")
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elseif (toolTable.Kind == "plugin") then
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targetdir("../plugins/" .. toolTable.Name .. "/lib/" .. makeLibDir .. "/x64")
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end
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configuration({"vs*", "x32"})
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@ -294,6 +303,8 @@ function NazaraBuild:Execute()
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libdirs("../lib/msvc/x86")
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if (toolTable.Kind == "library") then
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targetdir("../lib/msvc/x86")
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elseif (toolTable.Kind == "plugin") then
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targetdir("../plugins/" .. toolTable.Name .. "/lib/msvc/x86")
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end
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configuration({"vs*", "x64"})
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@ -301,6 +312,8 @@ function NazaraBuild:Execute()
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libdirs("../lib/msvc/x64")
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if (toolTable.Kind == "library") then
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targetdir("../lib/msvc/x64")
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elseif (toolTable.Kind == "plugin") then
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targetdir("../plugins/" .. toolTable.Name .. "/lib/msvc/x64")
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end
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configuration({"xcode3 or xcode4", "x32"})
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@ -308,6 +321,8 @@ function NazaraBuild:Execute()
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libdirs("../lib/xcode/x86")
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if (toolTable.Kind == "library") then
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targetdir("../lib/xcode/x86")
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elseif (toolTable.Kind == "plugin") then
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targetdir("../plugins/" .. toolTable.Name .. "/lib/xcode/x86")
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end
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configuration({"xcode3 or xcode4", "x64"})
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@ -315,9 +330,11 @@ function NazaraBuild:Execute()
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libdirs("../lib/xcode/x64")
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if (toolTable.Kind == "library") then
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targetdir("../lib/xcode/x64")
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elseif (toolTable.Kind == "plugin") then
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targetdir("../plugins/" .. toolTable.Name .. "/lib/xcode/x64")
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end
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if (toolTable.Kind == "library") then
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if (toolTable.Kind == "library" or toolTable.Kind == "plugin") then
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configuration("*Static")
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kind("StaticLib")
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@ -719,7 +736,7 @@ function NazaraBuild:RegisterTool(toolTable)
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end
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local lowerCaseKind = toolTable.Kind:lower()
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if (lowerCaseKind == "library" or lowerCaseKind == "consoleapp" or lowerCaseKind == "windowapp") then
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if (lowerCaseKind == "library" or lowerCaseKind == "plugin" or lowerCaseKind == "consoleapp" or lowerCaseKind == "windowapp") then
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toolTable.Kind = lowerCaseKind
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else
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return false, "Invalid tool type"
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@ -0,0 +1,21 @@
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TOOL.Name = "Assimp"
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TOOL.Directory = "../SDK/lib"
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TOOL.Kind = "Plugin"
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TOOL.Includes = {
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"../include",
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"../plugins/Assimp"
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}
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TOOL.Files = {
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"../plugins/Assimp/**.hpp",
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"../plugins/Assimp/**.inl",
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"../plugins/Assimp/**.cpp"
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}
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TOOL.Libraries = {
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"NazaraCore",
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"NazaraUtility",
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"assimp"
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}
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@ -0,0 +1,140 @@
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// Copyright (C) 2016 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Assimp Plugin"
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// For conditions of distribution and use, see copyright notice in Plugin.cpp
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#include <CustomStream.hpp>
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#include <Nazara/Core/Error.hpp>
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#include <Nazara/Core/ErrorFlags.hpp>
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#include <Nazara/Core/File.hpp>
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#include <Nazara/Core/String.hpp>
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#include <Nazara/Utility/Mesh.hpp>
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#include <assimp/cfileio.h>
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#include <assimp/cimport.h>
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#include <cstring>
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#include <memory>
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using namespace Nz;
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void StreamFlush(aiFile* file)
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{
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Stream* stream = reinterpret_cast<Stream*>(file->UserData);
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stream->Flush();
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}
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size_t StreamRead(aiFile* file, char* buffer, size_t size, size_t count)
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{
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Stream* stream = reinterpret_cast<Stream*>(file->UserData);
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return stream->Read(buffer, size * count);
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}
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aiReturn StreamSeek(aiFile* file, size_t offset, aiOrigin origin)
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{
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Stream* stream = reinterpret_cast<Stream*>(file->UserData);
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switch (origin)
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{
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case aiOrigin_CUR:
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return (stream->SetCursorPos(stream->GetCursorPos() + offset)) ? aiReturn_SUCCESS : aiReturn_FAILURE;
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case aiOrigin_END:
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return (stream->SetCursorPos(stream->GetSize() - offset)) ? aiReturn_SUCCESS : aiReturn_FAILURE;
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case aiOrigin_SET:
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return (stream->SetCursorPos(offset)) ? aiReturn_SUCCESS : aiReturn_FAILURE;
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}
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NazaraWarning("Unhandled aiOrigin enum (value: 0x" + String(origin, 16) + ')');
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return aiReturn_FAILURE;
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}
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size_t StreamSize(aiFile* file)
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{
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Stream* stream = reinterpret_cast<Stream*>(file->UserData);
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return static_cast<std::size_t>(stream->GetSize());
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}
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size_t StreamTell(aiFile* file)
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{
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Stream* stream = reinterpret_cast<Stream*>(file->UserData);
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return static_cast<std::size_t>(stream->GetCursorPos());
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}
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size_t StreamWrite(aiFile* file, const char* buffer, size_t size, size_t count)
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{
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Stream* stream = reinterpret_cast<Stream*>(file->UserData);
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return stream->Write(buffer, size * count);
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}
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aiFile* StreamOpener(aiFileIO* fileIO, const char* filePath, const char* openMode)
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{
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FileIOUserdata* fileIOUserdata = reinterpret_cast<FileIOUserdata*>(fileIO->UserData);
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bool isOriginalStream = (std::strcmp(filePath, fileIOUserdata->originalFilePath) == 0);
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if (!isOriginalStream && strstr(filePath, StreamPath) != 0)
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return nullptr;
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aiUserData stream;
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if (isOriginalStream)
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stream = reinterpret_cast<aiUserData>(fileIOUserdata->originalStream);
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else
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{
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ErrorFlags errFlags(ErrorFlag_ThrowExceptionDisabled, true);
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///TODO: Move to File::DecodeOpenMode
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UInt32 openModeEnum = 0;
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if (std::strchr(openMode, 'r'))
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{
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openModeEnum |= OpenMode_ReadOnly;
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if (std::strchr(openMode, '+'))
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openModeEnum |= OpenMode_ReadWrite | OpenMode_MustExit;
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}
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else if (std::strchr(openMode, 'w'))
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{
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openModeEnum |= OpenMode_WriteOnly | OpenMode_Truncate;
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if (std::strchr(openMode, '+'))
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openModeEnum |= OpenMode_ReadOnly;
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}
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else if (std::strchr(openMode, 'a'))
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{
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openModeEnum |= OpenMode_WriteOnly | OpenMode_Append;
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if (std::strchr(openMode, '+'))
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openModeEnum |= OpenMode_ReadOnly;
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}
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else
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{
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NazaraError(String("Unhandled/Invalid openmode: ") + openMode + String(" for file ") + filePath);
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return nullptr;
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}
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if (!std::strchr(openMode, 'b'))
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openModeEnum |= OpenMode_Text;
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std::unique_ptr<File> file = std::make_unique<File>();
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if (!file->Open(filePath, openModeEnum))
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return nullptr;
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stream = reinterpret_cast<char*>(file.release());
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}
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std::unique_ptr<aiFile> file = std::make_unique<aiFile>();
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file->FileSizeProc = StreamSize;
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file->FlushProc = StreamFlush;
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file->ReadProc = StreamRead;
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file->SeekProc = StreamSeek;
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file->TellProc = StreamTell;
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file->WriteProc = StreamWrite;
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file->UserData = stream;
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return file.release();
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}
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void StreamCloser(aiFileIO* fileIO, aiFile* file)
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{
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FileIOUserdata* fileIOUserdata = reinterpret_cast<FileIOUserdata*>(fileIO->UserData);
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Stream* fileUserdata = reinterpret_cast<Stream*>(file->UserData);
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if (fileUserdata != fileIOUserdata->originalStream)
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delete reinterpret_cast<File*>(file->UserData);
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delete file;
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}
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@ -0,0 +1,31 @@
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// Copyright (C) 2016 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Assimp Plugin"
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// For conditions of distribution and use, see copyright notice in Plugin.cpp
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#pragma once
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#ifndef NAZARA_ASSIMP_CUSTOM_STREAM_HPP
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#define NAZARA_ASSIMP_CUSTOM_STREAM_HPP
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#include <Nazara/Core/Stream.hpp>
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#include <assimp/cfileio.h>
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constexpr const char StreamPath[] = "<Nazara:Stream>";
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void StreamFlush(aiFile* file);
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size_t StreamRead(aiFile* file, char* buffer, size_t size, size_t count);
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aiReturn StreamSeek(aiFile* file, size_t offset, aiOrigin origin);
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size_t StreamSize(aiFile* file);
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size_t StreamTell(aiFile* file);
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size_t StreamWrite(aiFile* file, const char* buffer, size_t size, size_t count);
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struct FileIOUserdata
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{
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Nz::Stream* originalStream;
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const char* originalFilePath;
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};
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aiFile* StreamOpener(aiFileIO* fileIO, const char* filePath, const char* openMode);
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void StreamCloser(aiFileIO* fileIO, aiFile* file);
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#endif // NAZARA_ASSIMP_CUSTOM_STREAM_HPP
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@ -0,0 +1,250 @@
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/*
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Nazara Engine - Assimp Plugin
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Copyright (C) 2015 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include <CustomStream.hpp>
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#include <Nazara/Core/String.hpp>
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#include <Nazara/Utility/Mesh.hpp>
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#include <Nazara/Utility/IndexIterator.hpp>
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#include <Nazara/Utility/IndexMapper.hpp>
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#include <Nazara/Utility/StaticMesh.hpp>
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#include <assimp/cfileio.h>
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#include <assimp/cimport.h>
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#include <assimp/config.h>
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#include <assimp/mesh.h>
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#include <assimp/postprocess.h>
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#include <assimp/scene.h>
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#include <set>
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using namespace Nz;
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void ProcessJoints(aiNode* node, Skeleton* skeleton, const std::set<Nz::String>& joints)
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{
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Nz::String jointName(node->mName.data, node->mName.length);
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if (joints.count(jointName))
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{
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Joint* joint = skeleton->GetJoint(jointName);
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if (joint)
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{
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if (node->mParent)
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joint->SetParent(skeleton->GetJoint(node->mParent->mName.C_Str()));
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Matrix4f transformMatrix(node->mTransformation.a1, node->mTransformation.a2, node->mTransformation.a3, node->mTransformation.a4,
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node->mTransformation.b1, node->mTransformation.b2, node->mTransformation.b3, node->mTransformation.b4,
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node->mTransformation.c1, node->mTransformation.c2, node->mTransformation.c3, node->mTransformation.c4,
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node->mTransformation.d1, node->mTransformation.d2, node->mTransformation.d3, node->mTransformation.d4);
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transformMatrix.InverseAffine();
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joint->SetInverseBindMatrix(transformMatrix);
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}
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}
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for (unsigned int i = 0; i < node->mNumChildren; ++i)
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ProcessJoints(node->mChildren[i], skeleton, joints);
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}
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bool IsSupported(const String& extension)
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{
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String dotExt = '.' + extension;
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return (aiIsExtensionSupported(dotExt.GetConstBuffer()) == AI_TRUE);
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}
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Ternary Check(Stream& stream, const MeshParams& parameters)
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{
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bool skip;
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if (parameters.custom.GetBooleanParameter("SkipAssimpLoader", &skip) && skip)
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return Ternary_False;
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return Ternary_Unknown;
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}
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bool Load(Mesh* mesh, Stream& stream, const MeshParams& parameters)
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{
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Nz::String streamPath = stream.GetPath();
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FileIOUserdata userdata;
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userdata.originalFilePath = (!streamPath.IsEmpty()) ? streamPath.GetConstBuffer() : StreamPath;
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userdata.originalStream = &stream;
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aiFileIO fileIO;
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fileIO.CloseProc = StreamCloser;
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fileIO.OpenProc = StreamOpener;
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fileIO.UserData = reinterpret_cast<char*>(&userdata);
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unsigned int postProcess = aiProcess_CalcTangentSpace | aiProcess_JoinIdenticalVertices
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| aiProcess_MakeLeftHanded | aiProcess_Triangulate
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| aiProcess_RemoveComponent | aiProcess_GenSmoothNormals
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| aiProcess_SplitLargeMeshes | aiProcess_LimitBoneWeights
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| aiProcess_ImproveCacheLocality | aiProcess_RemoveRedundantMaterials
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| aiProcess_FixInfacingNormals | aiProcess_SortByPType
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| aiProcess_FindInvalidData | aiProcess_GenUVCoords
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| aiProcess_TransformUVCoords | aiProcess_OptimizeMeshes
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| aiProcess_OptimizeGraph | aiProcess_FlipWindingOrder
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| aiProcess_Debone;
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if (!parameters.flipUVs)
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postProcess |= aiProcess_FlipUVs;
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if (parameters.optimizeIndexBuffers)
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postProcess |= aiProcess_ImproveCacheLocality;
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float smoothingAngle = 80.f;
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parameters.custom.GetFloatParameter("AssimpLoader_SmoothingAngle", &smoothingAngle);
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int triangleLimit = 1'000'000;
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parameters.custom.GetIntegerParameter("AssimpLoader_TriangleLimit", &triangleLimit);
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int vertexLimit = 1'000'000;
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parameters.custom.GetIntegerParameter("AssimpLoader_VertexLimit", &vertexLimit);
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aiPropertyStore* properties = aiCreatePropertyStore();
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aiSetImportPropertyFloat(properties, AI_CONFIG_PP_GSN_MAX_SMOOTHING_ANGLE, smoothingAngle);
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aiSetImportPropertyInteger(properties, AI_CONFIG_PP_LBW_MAX_WEIGHTS, 4);
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aiSetImportPropertyInteger(properties, AI_CONFIG_PP_SBP_REMOVE, ~aiPrimitiveType_TRIANGLE); //< We only want triangles
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aiSetImportPropertyInteger(properties, AI_CONFIG_PP_SLM_TRIANGLE_LIMIT, triangleLimit);
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aiSetImportPropertyInteger(properties, AI_CONFIG_PP_SLM_VERTEX_LIMIT, vertexLimit);
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aiSetImportPropertyInteger(properties, AI_CONFIG_PP_RVC_FLAGS, aiComponent_COLORS);
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const aiScene* scene = aiImportFileExWithProperties(userdata.originalFilePath, postProcess, &fileIO, properties);
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aiReleasePropertyStore(properties);
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std::set<Nz::String> joints;
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bool animatedMesh = false;
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if (parameters.animated)
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{
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for (unsigned int i = 0; i < scene->mNumMeshes; ++i)
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{
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aiMesh* mesh = scene->mMeshes[i];
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if (mesh->HasBones()) // Inline functions can be safely called
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{
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animatedMesh = true;
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for (unsigned int j = 0; j < mesh->mNumBones; ++j)
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joints.insert(mesh->mBones[j]->mName.C_Str());
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}
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}
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}
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if (animatedMesh)
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{
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mesh->CreateSkeletal(joints.size());
|
||||
|
||||
Skeleton* skeleton = mesh->GetSkeleton();
|
||||
|
||||
// First, assign names
|
||||
unsigned int jointIndex = 0;
|
||||
for (const Nz::String& jointName : joints)
|
||||
skeleton->GetJoint(jointIndex++)->SetName(jointName);
|
||||
|
||||
ProcessJoints(scene->mRootNode, skeleton, joints);
|
||||
|
||||
return false;
|
||||
}
|
||||
else
|
||||
{
|
||||
mesh->CreateStatic();
|
||||
|
||||
for (unsigned int i = 0; i < scene->mNumMeshes; ++i)
|
||||
{
|
||||
aiMesh* iMesh = scene->mMeshes[i];
|
||||
if (!iMesh->HasBones()) // Don't process skeletal meshs
|
||||
{
|
||||
unsigned int indexCount = iMesh->mNumFaces * 3;
|
||||
unsigned int vertexCount = iMesh->mNumVertices;
|
||||
|
||||
// Index buffer
|
||||
bool largeIndices = (vertexCount > std::numeric_limits<UInt16>::max());
|
||||
|
||||
IndexBufferRef indexBuffer = IndexBuffer::New(largeIndices, indexCount, parameters.storage);
|
||||
|
||||
IndexMapper indexMapper(indexBuffer, BufferAccess_DiscardAndWrite);
|
||||
IndexIterator index = indexMapper.begin();
|
||||
|
||||
for (unsigned int j = 0; j < iMesh->mNumFaces; ++j)
|
||||
{
|
||||
aiFace& face = iMesh->mFaces[j];
|
||||
if (face.mNumIndices != 3)
|
||||
NazaraWarning("Assimp plugin: This face is not a triangle!");
|
||||
|
||||
*index++ = face.mIndices[0];
|
||||
*index++ = face.mIndices[1];
|
||||
*index++ = face.mIndices[2];
|
||||
}
|
||||
indexMapper.Unmap();
|
||||
|
||||
// Vertex buffer
|
||||
VertexBufferRef vertexBuffer = VertexBuffer::New(VertexDeclaration::Get(VertexLayout_XYZ_Normal_UV_Tangent), vertexCount, parameters.storage);
|
||||
BufferMapper<VertexBuffer> vertexMapper(vertexBuffer, BufferAccess_WriteOnly);
|
||||
|
||||
MeshVertex* vertex = static_cast<MeshVertex*>(vertexMapper.GetPointer());
|
||||
for (unsigned int j = 0; j < vertexCount; ++j)
|
||||
{
|
||||
aiVector3D position = iMesh->mVertices[j];
|
||||
aiVector3D normal = iMesh->mNormals[j];
|
||||
aiVector3D tangent = iMesh->mTangents[j];
|
||||
aiVector3D uv = iMesh->mTextureCoords[0][j];
|
||||
|
||||
vertex->position = parameters.scale * Vector3f(position.x, position.y, position.z);
|
||||
vertex->normal.Set(normal.x, normal.y, normal.z);
|
||||
vertex->tangent.Set(tangent.x, tangent.y, tangent.z);
|
||||
vertex->uv.Set(uv.x, uv.y);
|
||||
vertex++;
|
||||
}
|
||||
|
||||
vertexMapper.Unmap();
|
||||
|
||||
// Submesh
|
||||
StaticMeshRef subMesh = StaticMesh::New(mesh);
|
||||
subMesh->Create(vertexBuffer);
|
||||
|
||||
subMesh->SetIndexBuffer(indexBuffer);
|
||||
subMesh->GenerateAABB();
|
||||
subMesh->SetMaterialIndex(iMesh->mMaterialIndex);
|
||||
|
||||
mesh->AddSubMesh(subMesh);
|
||||
}
|
||||
}
|
||||
|
||||
if (parameters.center)
|
||||
mesh->Recenter();
|
||||
}
|
||||
|
||||
aiReleaseImport(scene);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
extern "C"
|
||||
{
|
||||
NAZARA_EXPORT int PluginLoad()
|
||||
{
|
||||
Nz::MeshLoader::RegisterLoader(IsSupported, Check, Load);
|
||||
return 1;
|
||||
}
|
||||
|
||||
NAZARA_EXPORT void PluginUnload()
|
||||
{
|
||||
Nz::MeshLoader::UnregisterLoader(IsSupported, Check, Load);
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue