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Move the platform-dependent stuff in renderingengine.cpp to irrlicht (#13348)

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DS 2023-06-11 14:17:39 +02:00 committed by GitHub
parent 553dc02deb
commit c91182e1b3
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4 changed files with 20 additions and 321 deletions
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6
src/CMakeLists.txt
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@ -285,10 +285,6 @@ if(WIN32)
endif()
else()
# Unix probably
if(BUILD_CLIENT AND NOT (HAIKU OR APPLE OR ANDROID))
find_package(X11 REQUIRED)
endif()
set(PLATFORM_LIBS ${PLATFORM_LIBS} ${CMAKE_DL_LIBS})
if(APPLE)
set(PLATFORM_LIBS "-framework CoreFoundation" ${PLATFORM_LIBS})
@ -518,7 +514,6 @@ if(BUILD_CLIENT)
include_directories(SYSTEM
${FREETYPE_INCLUDE_DIRS}
${SOUND_INCLUDE_DIRS}
${X11_INCLUDE_DIR}
)
endif()
@ -545,7 +540,6 @@ if(BUILD_CLIENT)
${ZLIB_LIBRARIES}
IrrlichtMt::IrrlichtMt
${ZSTD_LIBRARY}
${X11_LIBRARIES}
${SOUND_LIBRARIES}
${SQLITE3_LIBRARY}
${LUA_LIBRARY}

2
src/client/clientlauncher.cpp
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@ -118,7 +118,7 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
return false;
}
m_rendering_engine->setupTopLevelWindow(PROJECT_NAME_C);
m_rendering_engine->setupTopLevelWindow();
/*
This changes the minimum allowed number of vertices in a VBO.

327
src/client/renderingengine.cpp
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@ -36,21 +36,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "gettext.h"
#include "filesys.h"
#include "../gui/guiSkin.h"
#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__ANDROID__) && \
!defined(SERVER) && !defined(__HAIKU__)
#define XORG_USED
#endif
#ifdef XORG_USED
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#endif
#ifdef _WIN32
#include <windows.h>
#include <winuser.h>
#endif
#include "irr_ptr.h"
RenderingEngine *RenderingEngine::s_singleton = nullptr;
const video::SColor RenderingEngine::MENU_SKY_COLOR = video::SColor(255, 140, 186, 250);
@ -187,243 +173,30 @@ void RenderingEngine::cleanupMeshCache()
}
}
bool RenderingEngine::setupTopLevelWindow(const std::string &name)
bool RenderingEngine::setupTopLevelWindow()
{
// FIXME: It would make more sense for there to be a switch of some
// sort here that would call the correct toplevel setup methods for
// the environment Minetest is running in.
/* Setting Xorg properties for the top level window */
setupTopLevelXorgWindow(name);
/* Setting general properties for the top level window */
verbosestream << "Client: Configuring general top level"
<< " window properties"
verbosestream << "Client: Configuring general top level window properties"
<< std::endl;
bool result = setWindowIcon();
return result;
}
void RenderingEngine::setupTopLevelXorgWindow(const std::string &name)
{
#ifdef XORG_USED
const video::SExposedVideoData exposedData = driver->getExposedVideoData();
Display *x11_dpl = reinterpret_cast<Display *>(exposedData.OpenGLLinux.X11Display);
if (x11_dpl == NULL) {
warningstream << "Client: Could not find X11 Display in ExposedVideoData"
<< std::endl;
return;
}
verbosestream << "Client: Configuring X11-specific top level"
<< " window properties"
<< std::endl;
Window x11_win = reinterpret_cast<Window>(exposedData.OpenGLLinux.X11Window);
// Set application name and class hints. For now name and class are the same.
XClassHint *classhint = XAllocClassHint();
classhint->res_name = const_cast<char *>(name.c_str());
classhint->res_class = const_cast<char *>(name.c_str());
XSetClassHint(x11_dpl, x11_win, classhint);
XFree(classhint);
// FIXME: In the future WMNormalHints should be set ... e.g see the
// gtk/gdk code (gdk/x11/gdksurface-x11.c) for the setup_top_level
// method. But for now (as it would require some significant changes)
// leave the code as is.
// The following is borrowed from the above gdk source for setting top
// level windows. The source indicates and the Xlib docs suggest that
// this will set the WM_CLIENT_MACHINE and WM_LOCAL_NAME. This will not
// set the WM_CLIENT_MACHINE to a Fully Qualified Domain Name (FQDN) which is
// required by the Extended Window Manager Hints (EWMH) spec when setting
// the _NET_WM_PID (see further down) but running Minetest in an env
// where the window manager is on another machine from Minetest (therefore
// making the PID useless) is not expected to be a problem. Further
// more, using gtk/gdk as the model it would seem that not using a FQDN is
// not an issue for modern Xorg window managers.
verbosestream << "Client: Setting Xorg window manager Properties"
<< std::endl;
XSetWMProperties (x11_dpl, x11_win, NULL, NULL, NULL, 0, NULL, NULL, NULL);
// Set the _NET_WM_PID window property according to the EWMH spec. _NET_WM_PID
// (in conjunction with WM_CLIENT_MACHINE) can be used by window managers to
// force a shutdown of an application if it doesn't respond to the destroy
// window message.
verbosestream << "Client: Setting Xorg _NET_WM_PID extended window manager property"
<< std::endl;
Atom NET_WM_PID = XInternAtom(x11_dpl, "_NET_WM_PID", false);
pid_t pid = getpid();
XChangeProperty(x11_dpl, x11_win, NET_WM_PID,
XA_CARDINAL, 32, PropModeReplace,
reinterpret_cast<unsigned char *>(&pid),1);
// Set the WM_CLIENT_LEADER window property here. Minetest has only one
// window and that window will always be the leader.
verbosestream << "Client: Setting Xorg WM_CLIENT_LEADER property"
<< std::endl;
Atom WM_CLIENT_LEADER = XInternAtom(x11_dpl, "WM_CLIENT_LEADER", false);
XChangeProperty (x11_dpl, x11_win, WM_CLIENT_LEADER,
XA_WINDOW, 32, PropModeReplace,
reinterpret_cast<unsigned char *>(&x11_win), 1);
#endif
}
#ifdef _WIN32
static bool getWindowHandle(irr::video::IVideoDriver *driver, HWND &hWnd)
{
const video::SExposedVideoData exposedData = driver->getExposedVideoData();
switch (driver->getDriverType()) {
case video::EDT_OGLES1:
case video::EDT_OGLES2:
case video::EDT_OPENGL:
hWnd = reinterpret_cast<HWND>(exposedData.OpenGLWin32.HWnd);
break;
default:
return false;
}
return true;
}
#endif
bool RenderingEngine::setWindowIcon()
{
#if defined(XORG_USED)
#if RUN_IN_PLACE
return setXorgWindowIconFromPath(
porting::path_share + "/misc/" PROJECT_NAME "-xorg-icon-128.png");
#else
// We have semi-support for reading in-place data if we are
// compiled with RUN_IN_PLACE. Don't break with this and
// also try the path_share location.
return setXorgWindowIconFromPath(
ICON_DIR "/hicolor/128x128/apps/" PROJECT_NAME ".png") ||
setXorgWindowIconFromPath(porting::path_share + "/misc/" PROJECT_NAME
"-xorg-icon-128.png");
#endif
#elif defined(_WIN32)
HWND hWnd; // Window handle
if (!getWindowHandle(driver, hWnd))
return false;
// Load the ICON from resource file
const HICON hicon = LoadIcon(GetModuleHandle(NULL),
MAKEINTRESOURCE(130) // The ID of the ICON defined in
// winresource.rc
);
if (hicon) {
SendMessage(hWnd, WM_SETICON, ICON_BIG, reinterpret_cast<LPARAM>(hicon));
SendMessage(hWnd, WM_SETICON, ICON_SMALL,
reinterpret_cast<LPARAM>(hicon));
return true;
}
return false;
#else
return false;
#endif
}
bool RenderingEngine::setXorgWindowIconFromPath(const std::string &icon_file)
{
#ifdef XORG_USED
video::IImageLoader *image_loader = NULL;
u32 cnt = driver->getImageLoaderCount();
for (u32 i = 0; i < cnt; i++) {
if (driver->getImageLoader(i)->isALoadableFileExtension(
icon_file.c_str())) {
image_loader = driver->getImageLoader(i);
break;
}
}
if (!image_loader) {
warningstream << "Could not find image loader for file '" << icon_file
<< "'" << std::endl;
return false;
}
io::IReadFile *icon_f =
m_device->getFileSystem()->createAndOpenFile(icon_file.c_str());
if (!icon_f) {
warningstream << "Could not load icon file '" << icon_file << "'"
<< std::endl;
return false;
}
video::IImage *img = image_loader->loadImage(icon_f);
irr_ptr<video::IImage> img(driver->createImageFromFile(
(porting::path_user + "/textures/base/pack/logo.png").c_str()));
if (!img) {
warningstream << "Could not load icon file '" << icon_file << "'"
<< std::endl;
icon_f->drop();
warningstream << "Could not load icon file." << std::endl;
return false;
}
u32 height = img->getDimension().Height;
u32 width = img->getDimension().Width;
size_t icon_buffer_len = 2 + height * width;
long *icon_buffer = new long[icon_buffer_len];
icon_buffer[0] = width;
icon_buffer[1] = height;
for (u32 x = 0; x < width; x++) {
for (u32 y = 0; y < height; y++) {
video::SColor col = img->getPixel(x, y);
long pixel_val = 0;
pixel_val |= (u8)col.getAlpha() << 24;
pixel_val |= (u8)col.getRed() << 16;
pixel_val |= (u8)col.getGreen() << 8;
pixel_val |= (u8)col.getBlue();
icon_buffer[2 + x + y * width] = pixel_val;
}
}
img->drop();
icon_f->drop();
const video::SExposedVideoData &video_data = driver->getExposedVideoData();
Display *x11_dpl = (Display *)video_data.OpenGLLinux.X11Display;
if (x11_dpl == NULL) {
warningstream << "Could not find x11 display for setting its icon."
<< std::endl;
delete[] icon_buffer;
return false;
}
Window x11_win = (Window)video_data.OpenGLLinux.X11Window;
Atom net_wm_icon = XInternAtom(x11_dpl, "_NET_WM_ICON", False);
Atom cardinal = XInternAtom(x11_dpl, "CARDINAL", False);
XChangeProperty(x11_dpl, x11_win, net_wm_icon, cardinal, 32, PropModeReplace,
(const unsigned char *)icon_buffer, icon_buffer_len);
delete[] icon_buffer;
#endif
return true;
return m_device->setWindowIcon(img.get());
}
/*
@ -548,88 +321,22 @@ const VideoDriverInfo &RenderingEngine::getVideoDriverInfo(irr::video::E_DRIVER_
return driver_info_map.at((int)type);
}
float RenderingEngine::getDisplayDensity()
{
#ifndef __ANDROID__
#if defined(XORG_USED)
static float calcDisplayDensity()
{
const char *current_display = getenv("DISPLAY");
if (current_display != NULL) {
Display *x11display = XOpenDisplay(current_display);
if (x11display != NULL) {
/* try x direct */
int dh = DisplayHeight(x11display, 0);
int dw = DisplayWidth(x11display, 0);
int dh_mm = DisplayHeightMM(x11display, 0);
int dw_mm = DisplayWidthMM(x11display, 0);
XCloseDisplay(x11display);
if (dh_mm != 0 && dw_mm != 0) {
float dpi_height = floor(dh / (dh_mm * 0.039370) + 0.5);
float dpi_width = floor(dw / (dw_mm * 0.039370) + 0.5);
return std::max(dpi_height, dpi_width) / 96.0;
}
}
}
/* return manually specified dpi */
return g_settings->getFloat("screen_dpi") / 96.0;
}
float RenderingEngine::getDisplayDensity()
{
static float cached_display_density = calcDisplayDensity();
return std::max(cached_display_density * g_settings->getFloat("display_density_factor"), 0.5f);
}
#elif defined(_WIN32)
static float calcDisplayDensity(irr::video::IVideoDriver *driver)
{
HWND hWnd;
if (getWindowHandle(driver, hWnd)) {
HDC hdc = GetDC(hWnd);
float dpi = GetDeviceCaps(hdc, LOGPIXELSX);
ReleaseDC(hWnd, hdc);
static float cached_display_density = [&] {
float dpi = get_raw_device()->getDisplayDensity();
// fall back to manually specified dpi
if (dpi == 0.0f)
dpi = g_settings->getFloat("screen_dpi");
return dpi / 96.0f;
}
/* return manually specified dpi */
return g_settings->getFloat("screen_dpi") / 96.0f;
}
float RenderingEngine::getDisplayDensity()
{
static bool cached = false;
static float display_density;
if (!cached) {
display_density = calcDisplayDensity(get_video_driver());
cached = true;
}
return std::max(display_density * g_settings->getFloat("display_density_factor"), 0.5f);
}
#else
float RenderingEngine::getDisplayDensity()
{
return std::max(g_settings->getFloat("screen_dpi") / 96.0f *
g_settings->getFloat("display_density_factor"), 0.5f);
}
#endif
}();
return std::max(cached_display_density * g_settings->getFloat("display_density_factor"), 0.5f);
#else // __ANDROID__
float RenderingEngine::getDisplayDensity()
{
return porting::getDisplayDensity();
}
#endif // __ANDROID__
}
void RenderingEngine::autosaveScreensizeAndCo(
const irr::core::dimension2d<u32> initial_screen_size,

4
src/client/renderingengine.h
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@ -59,10 +59,8 @@ public:
static const VideoDriverInfo &getVideoDriverInfo(irr::video::E_DRIVER_TYPE type);
static float getDisplayDensity();
bool setupTopLevelWindow(const std::string &name);
void setupTopLevelXorgWindow(const std::string &name);
bool setupTopLevelWindow();
bool setWindowIcon();
bool setXorgWindowIconFromPath(const std::string &icon_file);
static bool print_video_modes();
void cleanupMeshCache();