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Refactor my code by reusing some facilities provided by GLFW

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Scr3amer 2023-09-03 02:03:22 -04:00 committed by GitHub
parent 52ec4b29db
commit 72b19e3070
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 430 additions and 381 deletions
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36
src/win32_init.c
View File

@ -83,6 +83,14 @@ static GLFWbool loadLibraries(void)
return GLFW_FALSE;
}
// ntdll needs to be initialised before user32 because user32 needs IsWindows7OrGreater which depends on ntdll.
_glfw.win32.ntdll.instance = _glfwPlatformLoadModule("ntdll.dll");
if (_glfw.win32.ntdll.instance)
{
_glfw.win32.ntdll.RtlVerifyVersionInfo_ = (PFN_RtlVerifyVersionInfo)
_glfwPlatformGetModuleSymbol(_glfw.win32.ntdll.instance, "RtlVerifyVersionInfo");
}
_glfw.win32.user32.instance = _glfwPlatformLoadModule("user32.dll");
if (!_glfw.win32.user32.instance)
{
@ -106,6 +114,27 @@ static GLFWbool loadLibraries(void)
_glfw.win32.user32.GetSystemMetricsForDpi_ = (PFN_GetSystemMetricsForDpi)
_glfwPlatformGetModuleSymbol(_glfw.win32.user32.instance, "GetSystemMetricsForDpi");
// Strictly speaking only QueryDisplayConfig requires Windows 7.
// The others two require Windows Vista but we use them in conjunction so I put them all here.
// If down the road someone needs them separately feel free to put the others two in if(IsWindowsVistaOrGreater())
// You will also probably need to move the structures defined in win32_platform.h #ifdef WINVER < 0x0601 to another
// block with WINVER < 0x0600 aka _WIN32_WINNT_VISTA
if(IsWindows7OrGreater())
{
_glfw.win32.user32.GetDisplayConfigBufferSizes_ = (PFN_GetDisplayConfigBufferSizes)
_glfwPlatformGetModuleSymbol(_glfw.win32.user32.instance, "GetDisplayConfigBufferSizes");
_glfw.win32.user32.QueryDisplayConfig_ = (PFN_QueryDisplayConfig)
_glfwPlatformGetModuleSymbol(_glfw.win32.user32.instance, "QueryDisplayConfig");
_glfw.win32.user32.DisplayConfigGetDeviceInfo_ = (PFN_DisplayConfigGetDeviceInfo)
_glfwPlatformGetModuleSymbol(_glfw.win32.user32.instance, "DisplayConfigGetDeviceInfo");
}
else
{
_glfw.win32.user32.GetDisplayConfigBufferSizes_ = NULL;
_glfw.win32.user32.QueryDisplayConfig_ = NULL;
_glfw.win32.user32.DisplayConfigGetDeviceInfo_ = NULL;
}
_glfw.win32.dinput8.instance = _glfwPlatformLoadModule("dinput8.dll");
if (_glfw.win32.dinput8.instance)
{
@ -162,13 +191,6 @@ static GLFWbool loadLibraries(void)
_glfwPlatformGetModuleSymbol(_glfw.win32.shcore.instance, "GetDpiForMonitor");
}
_glfw.win32.ntdll.instance = _glfwPlatformLoadModule("ntdll.dll");
if (_glfw.win32.ntdll.instance)
{
_glfw.win32.ntdll.RtlVerifyVersionInfo_ = (PFN_RtlVerifyVersionInfo)
_glfwPlatformGetModuleSymbol(_glfw.win32.ntdll.instance, "RtlVerifyVersionInfo");
}
return GLFW_TRUE;
}

512
src/win32_monitor.c
View File

@ -31,396 +31,156 @@
#if defined(_GLFW_WIN32)
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <wchar.h>
#if WINVER < 0x0601 // To be able to compile on windows Vista and XP even though the feature won't be used.
typedef struct DISPLAYCONFIG_PATH_SOURCE_INFO
{
LUID adapterId;
UINT32 id;
union
{
UINT32 modeInfoIdx;
struct
{
UINT32 cloneGroupId : 16;
UINT32 sourceModeInfoIdx : 16;
} DUMMYSTRUCTNAME;
} DUMMYUNIONNAME;
UINT32 statusFlags;
} DISPLAYCONFIG_PATH_SOURCE_INFO;
typedef enum
{
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_OTHER = -1,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_HD15 = 0,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SVIDEO = 1,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_COMPOSITE_VIDEO = 2,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_COMPONENT_VIDEO = 3,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DVI = 4,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_HDMI = 5,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_LVDS = 6,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_D_JPN = 8,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SDI = 9,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_EXTERNAL = 10,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_EMBEDDED = 11,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_UDI_EXTERNAL = 12,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_UDI_EMBEDDED = 13,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SDTVDONGLE = 14,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_MIRACAST = 15,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_INDIRECT_WIRED = 16,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_INDIRECT_VIRTUAL = 17,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_USB_TUNNEL,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_INTERNAL = (int)0x80000000, // Cast required to enforce 4 byte enum.
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_FORCE_UINT32 = (int)0xFFFFFFFF // Cast required to enforce 4 byte enum.
} DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY;
typedef enum
{
DISPLAYCONFIG_ROTATION_IDENTITY = 1,
DISPLAYCONFIG_ROTATION_ROTATE90 = 2,
DISPLAYCONFIG_ROTATION_ROTATE180 = 3,
DISPLAYCONFIG_ROTATION_ROTATE270 = 4,
DISPLAYCONFIG_ROTATION_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_ROTATION;
typedef enum
{
DISPLAYCONFIG_SCALING_IDENTITY = 1,
DISPLAYCONFIG_SCALING_CENTERED = 2,
DISPLAYCONFIG_SCALING_STRETCHED = 3,
DISPLAYCONFIG_SCALING_ASPECTRATIOCENTEREDMAX = 4,
DISPLAYCONFIG_SCALING_CUSTOM = 5,
DISPLAYCONFIG_SCALING_PREFERRED = 128,
DISPLAYCONFIG_SCALING_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_SCALING;
typedef struct DISPLAYCONFIG_RATIONAL
{
UINT32 Numerator;
UINT32 Denominator;
} DISPLAYCONFIG_RATIONAL;
typedef enum
{
DISPLAYCONFIG_SCANLINE_ORDERING_UNSPECIFIED = 0,
DISPLAYCONFIG_SCANLINE_ORDERING_PROGRESSIVE = 1,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED = 2,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED_UPPERFIELDFIRST,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED_LOWERFIELDFIRST = 3,
DISPLAYCONFIG_SCANLINE_ORDERING_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_SCANLINE_ORDERING;
typedef struct DISPLAYCONFIG_PATH_TARGET_INFO
{
LUID adapterId;
UINT32 id;
union
{
UINT32 modeInfoIdx;
struct
{
UINT32 desktopModeInfoIdx : 16;
UINT32 targetModeInfoIdx : 16;
} DUMMYSTRUCTNAME;
} DUMMYUNIONNAME;
DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY outputTechnology;
DISPLAYCONFIG_ROTATION rotation;
DISPLAYCONFIG_SCALING scaling;
DISPLAYCONFIG_RATIONAL refreshRate;
DISPLAYCONFIG_SCANLINE_ORDERING scanLineOrdering;
BOOL targetAvailable;
UINT32 statusFlags;
} DISPLAYCONFIG_PATH_TARGET_INFO;
typedef struct DISPLAYCONFIG_PATH_INFO
{
DISPLAYCONFIG_PATH_SOURCE_INFO sourceInfo;
DISPLAYCONFIG_PATH_TARGET_INFO targetInfo;
UINT32 flags;
} DISPLAYCONFIG_PATH_INFO;
typedef enum
{
DISPLAYCONFIG_MODE_INFO_TYPE_SOURCE = 1,
DISPLAYCONFIG_MODE_INFO_TYPE_TARGET = 2,
DISPLAYCONFIG_MODE_INFO_TYPE_DESKTOP_IMAGE = 3,
DISPLAYCONFIG_MODE_INFO_TYPE_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_MODE_INFO_TYPE;
typedef struct DISPLAYCONFIG_2DREGION
{
UINT32 cx;
UINT32 cy;
} DISPLAYCONFIG_2DREGION;
typedef struct DISPLAYCONFIG_VIDEO_SIGNAL_INFO
{
UINT64 pixelRate;
DISPLAYCONFIG_RATIONAL hSyncFreq;
DISPLAYCONFIG_RATIONAL vSyncFreq;
DISPLAYCONFIG_2DREGION activeSize;
DISPLAYCONFIG_2DREGION totalSize;
union
{
struct
{
UINT32 videoStandard : 16;
UINT32 vSyncFreqDivider : 6;
UINT32 reserved : 10;
} AdditionalSignalInfo;
UINT32 videoStandard;
} DUMMYUNIONNAME;
DISPLAYCONFIG_SCANLINE_ORDERING scanLineOrdering;
} DISPLAYCONFIG_VIDEO_SIGNAL_INFO;
typedef struct DISPLAYCONFIG_TARGET_MODE
{
DISPLAYCONFIG_VIDEO_SIGNAL_INFO targetVideoSignalInfo;
} DISPLAYCONFIG_TARGET_MODE;
typedef enum
{
DISPLAYCONFIG_PIXELFORMAT_8BPP = 1,
DISPLAYCONFIG_PIXELFORMAT_16BPP = 2,
DISPLAYCONFIG_PIXELFORMAT_24BPP = 3,
DISPLAYCONFIG_PIXELFORMAT_32BPP = 4,
DISPLAYCONFIG_PIXELFORMAT_NONGDI = 5,
DISPLAYCONFIG_PIXELFORMAT_FORCE_UINT32 = 0xffffffff
} DISPLAYCONFIG_PIXELFORMAT;
typedef struct DISPLAYCONFIG_SOURCE_MODE
{
UINT32 width;
UINT32 height;
DISPLAYCONFIG_PIXELFORMAT pixelFormat;
POINTL position;
} DISPLAYCONFIG_SOURCE_MODE;
typedef struct DISPLAYCONFIG_DESKTOP_IMAGE_INFO
{
POINTL PathSourceSize;
RECTL DesktopImageRegion;
RECTL DesktopImageClip;
} DISPLAYCONFIG_DESKTOP_IMAGE_INFO;
typedef struct DISPLAYCONFIG_MODE_INFO
{
DISPLAYCONFIG_MODE_INFO_TYPE infoType;
UINT32 id;
LUID adapterId;
union
{
DISPLAYCONFIG_TARGET_MODE targetMode;
DISPLAYCONFIG_SOURCE_MODE sourceMode;
DISPLAYCONFIG_DESKTOP_IMAGE_INFO desktopImageInfo;
} DUMMYUNIONNAME;
} DISPLAYCONFIG_MODE_INFO;
#if WINVER < 0x0601 // Windows 7
const UINT32 QDC_ONLY_ACTIVE_PATHS = 0x00000002;
#endif
typedef enum
DISPLAYCONFIG_PATH_INFO* getDisplayPaths(UINT32 *out_pathsCount)
{
DISPLAYCONFIG_DEVICE_INFO_GET_SOURCE_NAME = 1,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME = 2,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_PREFERRED_MODE = 3,
DISPLAYCONFIG_DEVICE_INFO_GET_ADAPTER_NAME = 4,
DISPLAYCONFIG_DEVICE_INFO_SET_TARGET_PERSISTENCE = 5,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_BASE_TYPE = 6,
DISPLAYCONFIG_DEVICE_INFO_GET_SUPPORT_VIRTUAL_RESOLUTION = 7,
DISPLAYCONFIG_DEVICE_INFO_SET_SUPPORT_VIRTUAL_RESOLUTION = 8,
DISPLAYCONFIG_DEVICE_INFO_GET_ADVANCED_COLOR_INFO = 9,
DISPLAYCONFIG_DEVICE_INFO_SET_ADVANCED_COLOR_STATE = 10,
DISPLAYCONFIG_DEVICE_INFO_GET_SDR_WHITE_LEVEL = 11,
DISPLAYCONFIG_DEVICE_INFO_GET_MONITOR_SPECIALIZATION,
DISPLAYCONFIG_DEVICE_INFO_SET_MONITOR_SPECIALIZATION,
DISPLAYCONFIG_DEVICE_INFO_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_DEVICE_INFO_TYPE;
typedef struct DISPLAYCONFIG_DEVICE_INFO_HEADER {
DISPLAYCONFIG_DEVICE_INFO_TYPE type;
UINT32 size;
LUID adapterId;
UINT32 id;
} DISPLAYCONFIG_DEVICE_INFO_HEADER;
typedef struct DISPLAYCONFIG_SOURCE_DEVICE_NAME
{
DISPLAYCONFIG_DEVICE_INFO_HEADER header;
WCHAR viewGdiDeviceName[CCHDEVICENAME];
} DISPLAYCONFIG_SOURCE_DEVICE_NAME;
typedef struct DISPLAYCONFIG_TARGET_DEVICE_NAME_FLAGS
{
union
{
struct
{
UINT32 friendlyNameFromEdid : 1;
UINT32 friendlyNameForced : 1;
UINT32 edidIdsValid : 1;
UINT32 reserved : 29;
} DUMMYSTRUCTNAME;
UINT32 value;
} DUMMYUNIONNAME;
} DISPLAYCONFIG_TARGET_DEVICE_NAME_FLAGS;
typedef struct DISPLAYCONFIG_TARGET_DEVICE_NAME
{
DISPLAYCONFIG_DEVICE_INFO_HEADER header;
DISPLAYCONFIG_TARGET_DEVICE_NAME_FLAGS flags;
DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY outputTechnology;
UINT16 edidManufactureId;
UINT16 edidProductCodeId;
UINT32 connectorInstance;
WCHAR monitorFriendlyDeviceName[64];
WCHAR monitorDevicePath[128];
} DISPLAYCONFIG_TARGET_DEVICE_NAME;
typedef enum DISPLAYCONFIG_TOPOLOGY_ID
{
DISPLAYCONFIG_TOPOLOGY_INTERNAL = 0x00000001,
DISPLAYCONFIG_TOPOLOGY_CLONE = 0x00000002,
DISPLAYCONFIG_TOPOLOGY_EXTEND = 0x00000004,
DISPLAYCONFIG_TOPOLOGY_EXTERNAL = 0x00000008,
DISPLAYCONFIG_TOPOLOGY_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_TOPOLOGY_ID;
#endif //#if WINVER < 0x0601
typedef LONG (*pGetDisplayConfigBufferSizes)(UINT32 flags, UINT32 *numPathArrayElements, UINT32 *numModeInfoArrayElements);
typedef LONG (*pQueryDisplayConfig)(UINT32 flags, UINT32 *numPathArrayElements, DISPLAYCONFIG_PATH_INFO *pathArray, UINT32 *numModeInfoArrayElements, DISPLAYCONFIG_MODE_INFO *modeInfoArray, DISPLAYCONFIG_TOPOLOGY_ID *currentTopologyId);
typedef LONG (*pDisplayConfigGetDeviceInfo)(DISPLAYCONFIG_DEVICE_INFO_HEADER* requestPacket);
typedef struct AccurateMonitorNameRequiredData
{
HMODULE m_dll;
pGetDisplayConfigBufferSizes m_GetDisplayConfigBufferSizes;
pQueryDisplayConfig m_QueryDisplayConfig;
pDisplayConfigGetDeviceInfo m_DisplayConfigGetDeviceInfo;
} AccurateMonitorNameRequiredData;
BOOL loadWin7MonitorPointers(AccurateMonitorNameRequiredData *io_ptrs)
{
if(!IsWindows7OrGreater())
return 0;
io_ptrs->m_dll = LoadLibrary(L"User32.dll");
if (io_ptrs == NULL)
return 0;
io_ptrs->m_GetDisplayConfigBufferSizes = (pGetDisplayConfigBufferSizes)GetProcAddress(io_ptrs->m_dll, "GetDisplayConfigBufferSizes");
if(io_ptrs->m_GetDisplayConfigBufferSizes == NULL)
return 0;
io_ptrs->m_QueryDisplayConfig = (pQueryDisplayConfig)GetProcAddress(io_ptrs->m_dll, "QueryDisplayConfig");
if(io_ptrs->m_QueryDisplayConfig == NULL)
return 0;
io_ptrs->m_DisplayConfigGetDeviceInfo = (pDisplayConfigGetDeviceInfo)GetProcAddress(io_ptrs->m_dll, "DisplayConfigGetDeviceInfo");
if(io_ptrs->m_DisplayConfigGetDeviceInfo == NULL)
return 0;
return 1;
}
// If the returned pointer is valid (not NULL) the caller of this function is in charge of freeing the memory when he is done.
static char * getAccurateMonitorName(const WCHAR *deviceName)
{
AccurateMonitorNameRequiredData dllPointers;
DISPLAYCONFIG_PATH_INFO *paths;
DISPLAYCONFIG_MODE_INFO *modes;
char *retval;
UINT32 pathCount;
UINT32 modeCount;
UINT32 i;
UINT32 pathsCount;
LONG rc;
paths = NULL;
modes = NULL;
retval = NULL;
pathCount = 0;
modeCount = 0;
i = 0;
pathsCount = 0;
rc = 0;
if(loadWin7MonitorPointers(&dllPointers) == 0)
return NULL;
do
{
rc = dllPointers.m_GetDisplayConfigBufferSizes(QDC_ONLY_ACTIVE_PATHS, &pathCount, &modeCount);
rc = GetDisplayConfigBufferSizes(QDC_ONLY_ACTIVE_PATHS, &pathsCount, &modeCount);
if (rc != ERROR_SUCCESS)
goto GET_ACCURATE_MONITOR_NAME_FAILURE;
break;
free(paths);
free(modes);
paths = (DISPLAYCONFIG_PATH_INFO *) malloc(sizeof (DISPLAYCONFIG_PATH_INFO) * pathCount);
assert(paths == NULL);
assert(modes == NULL);
paths = (DISPLAYCONFIG_PATH_INFO *) malloc(sizeof (DISPLAYCONFIG_PATH_INFO) * pathsCount);
modes = (DISPLAYCONFIG_MODE_INFO *) malloc(sizeof (DISPLAYCONFIG_MODE_INFO) * modeCount);
if ((paths == NULL) || (modes == NULL))
goto GET_ACCURATE_MONITOR_NAME_FAILURE;
rc = dllPointers.m_QueryDisplayConfig(QDC_ONLY_ACTIVE_PATHS, &pathCount, paths, &modeCount, modes, 0);
} while (rc == ERROR_INSUFFICIENT_BUFFER);
if (rc == ERROR_SUCCESS)
{
for (i = 0; i < pathCount; i++)
if (paths == NULL)
{
DISPLAYCONFIG_SOURCE_DEVICE_NAME sourceName;
DISPLAYCONFIG_TARGET_DEVICE_NAME targetName;
ZeroMemory(&sourceName, sizeof(sourceName));
sourceName.header.adapterId = paths[i].targetInfo.adapterId;
sourceName.header.type = DISPLAYCONFIG_DEVICE_INFO_GET_SOURCE_NAME;
sourceName.header.size = sizeof (sourceName);
sourceName.header.id = paths[i].sourceInfo.id;
rc = dllPointers.m_DisplayConfigGetDeviceInfo(&sourceName.header);
if (rc != ERROR_SUCCESS)
break;
else if (wcscmp(deviceName, sourceName.viewGdiDeviceName) != 0)
continue;
ZeroMemory(&targetName, sizeof(targetName));
targetName.header.adapterId = paths[i].targetInfo.adapterId;
targetName.header.id = paths[i].targetInfo.id;
targetName.header.type = DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME;
targetName.header.size = sizeof (targetName);
rc = dllPointers.m_DisplayConfigGetDeviceInfo(&targetName.header);
if (rc == ERROR_SUCCESS)
{
retval = _glfwCreateUTF8FromWideStringWin32(targetName.monitorFriendlyDeviceName);
/* if we got an empty string, treat it as failure so we'll fallback
to getting the generic name. */
if (retval && (*retval == '\0'))
{
free(retval);
retval = NULL;
}
}
free(modes);
modes = NULL;
break;
}
}
FreeLibrary(dllPointers.m_dll);
free(paths);
free(modes);
return retval;
if(modes == NULL)
{
free(paths);
paths = NULL;
break;
}
GET_ACCURATE_MONITOR_NAME_FAILURE:
FreeLibrary(dllPointers.m_dll);
free(retval);
free(paths);
free(modes);
return NULL;
rc = QueryDisplayConfig(QDC_ONLY_ACTIVE_PATHS, &pathsCount, paths, &modeCount, modes, 0);
if (rc == ERROR_SUCCESS)
{
free(modes); // We won't use it.
modes = NULL;
}
else
{
free(paths);
paths = NULL;
free(modes);
modes = NULL;
}
} while (rc == ERROR_INSUFFICIENT_BUFFER);
assert(modes == NULL);
*out_pathsCount = pathsCount;
return paths;
}
char* getMonitorNameFromPath(const WCHAR *deviceName, const DISPLAYCONFIG_PATH_INFO *paths, const UINT32 pathCount)
{
UINT32 i;
LONG rc;
char *monitorName;
i = 0;
rc = 0;
monitorName = NULL;
for (i = 0; i < pathCount; i++)
{
DISPLAYCONFIG_SOURCE_DEVICE_NAME sourceName;
DISPLAYCONFIG_TARGET_DEVICE_NAME targetName;
ZeroMemory(&sourceName, sizeof(sourceName));
sourceName.header.type = DISPLAYCONFIG_DEVICE_INFO_GET_SOURCE_NAME;
sourceName.header.size = sizeof (sourceName);
sourceName.header.adapterId = paths[i].sourceInfo.adapterId;
sourceName.header.id = paths[i].sourceInfo.id;
rc = DisplayConfigGetDeviceInfo(&sourceName.header);
if (rc != ERROR_SUCCESS)
break;
if (wcscmp(deviceName, sourceName.viewGdiDeviceName) != 0)
continue;
ZeroMemory(&targetName, sizeof(targetName));
targetName.header.type = DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME;
targetName.header.size = sizeof (targetName);
targetName.header.adapterId = paths[i].targetInfo.adapterId;
targetName.header.id = paths[i].targetInfo.id;
rc = DisplayConfigGetDeviceInfo(&targetName.header);
if (rc != ERROR_SUCCESS)
break;
monitorName = _glfwCreateUTF8FromWideStringWin32(targetName.monitorFriendlyDeviceName);
if (monitorName && (*monitorName == '\0')) // If we got an empty string, treat it as failure so we'll fallback to getting the generic name.
{
free(monitorName);
monitorName = NULL;
}
break;
}
return monitorName;
}
// Returns NULL if an error happens or the OS doesn't provide the needed feature (anything below Win7)
// If the pointer is valid, the caller takes ownership of the underlying memory and has to free it when done.
//
char* tryGetAccurateMonitorName(const WCHAR *deviceName)
{
char *monitorName;
DISPLAYCONFIG_PATH_INFO *paths;
UINT32 pathCount;
monitorName = NULL;
paths = NULL;
pathCount = 0;
if(QueryDisplayConfig == NULL)
return NULL;
// If QueryDisplayConfig is present then GetDisplayConfigBufferSizes and DisplayConfigGetDeviceInfo also should be present.
assert(GetDisplayConfigBufferSizes != NULL);
assert(DisplayConfigGetDeviceInfo != NULL);
paths = getDisplayPaths(&pathCount);
if (paths == NULL)
return NULL;
monitorName = getMonitorNameFromPath(deviceName, paths, pathCount);
free(paths);
return monitorName;
}
// Callback for EnumDisplayMonitors in createMonitor
//
@ -430,25 +190,29 @@ static BOOL CALLBACK monitorCallback(HMONITOR handle,
LPARAM data)
{
MONITORINFOEXW mi;
char *possiblyMoreAccurateMonitorName = NULL;
char* accurateMonitorName = NULL;
ZeroMemory(&mi, sizeof(mi));
mi.cbSize = sizeof(mi);
if (GetMonitorInfoW(handle, (MONITORINFO*) &mi))
if (GetMonitorInfoW(handle, (MONITORINFO*) &mi) == 0)
return TRUE;
_GLFWmonitor* monitor = (_GLFWmonitor*) data;
if (wcscmp(mi.szDevice, monitor->win32.adapterName) != 0)
return TRUE;
// If the monitor driver is installed, we will already have an accurate name for the monitor.
if (strcmp(monitor->name, "Generic PnP Monitor") != 0)
return TRUE;
monitor->win32.handle = handle;
accurateMonitorName = tryGetAccurateMonitorName(mi.szDevice);
if(accurateMonitorName != NULL)
{
_GLFWmonitor* monitor = (_GLFWmonitor*) data;
if (wcscmp(mi.szDevice, monitor->win32.adapterName) == 0)
{
monitor->win32.handle = handle;
possiblyMoreAccurateMonitorName = getAccurateMonitorName(mi.szDevice);
if(possiblyMoreAccurateMonitorName != NULL)
{
strncpy(monitor->name, possiblyMoreAccurateMonitorName, sizeof(monitor->name) - 1);
free(possiblyMoreAccurateMonitorName);
possiblyMoreAccurateMonitorName = NULL;
}
}
strncpy(monitor->name, accurateMonitorName, sizeof(monitor->name) - 1);
free(accurateMonitorName);
accurateMonitorName = NULL;
}
return TRUE;

263
src/win32_platform.h
View File

@ -126,6 +126,259 @@ typedef struct
#ifndef MSGFLT_ALLOW
#define MSGFLT_ALLOW 1
#endif
typedef struct DISPLAYCONFIG_PATH_SOURCE_INFO
{
LUID adapterId;
UINT32 id;
union
{
UINT32 modeInfoIdx;
struct
{
UINT32 cloneGroupId : 16;
UINT32 sourceModeInfoIdx : 16;
} DUMMYSTRUCTNAME;
} DUMMYUNIONNAME;
UINT32 statusFlags;
} DISPLAYCONFIG_PATH_SOURCE_INFO;
typedef enum
{
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_OTHER = -1,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_HD15 = 0,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SVIDEO = 1,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_COMPOSITE_VIDEO = 2,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_COMPONENT_VIDEO = 3,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DVI = 4,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_HDMI = 5,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_LVDS = 6,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_D_JPN = 8,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SDI = 9,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_EXTERNAL = 10,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_EMBEDDED = 11,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_UDI_EXTERNAL = 12,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_UDI_EMBEDDED = 13,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_SDTVDONGLE = 14,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_MIRACAST = 15,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_INDIRECT_WIRED = 16,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_INDIRECT_VIRTUAL = 17,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_DISPLAYPORT_USB_TUNNEL,
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_INTERNAL = (int)0x80000000, // Cast required to enforce 4 byte enum.
DISPLAYCONFIG_OUTPUT_TECHNOLOGY_FORCE_UINT32 = (int)0xFFFFFFFF // Cast required to enforce 4 byte enum.
} DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY;
typedef enum
{
DISPLAYCONFIG_ROTATION_IDENTITY = 1,
DISPLAYCONFIG_ROTATION_ROTATE90 = 2,
DISPLAYCONFIG_ROTATION_ROTATE180 = 3,
DISPLAYCONFIG_ROTATION_ROTATE270 = 4,
DISPLAYCONFIG_ROTATION_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_ROTATION;
typedef enum
{
DISPLAYCONFIG_SCALING_IDENTITY = 1,
DISPLAYCONFIG_SCALING_CENTERED = 2,
DISPLAYCONFIG_SCALING_STRETCHED = 3,
DISPLAYCONFIG_SCALING_ASPECTRATIOCENTEREDMAX = 4,
DISPLAYCONFIG_SCALING_CUSTOM = 5,
DISPLAYCONFIG_SCALING_PREFERRED = 128,
DISPLAYCONFIG_SCALING_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_SCALING;
typedef struct DISPLAYCONFIG_RATIONAL
{
UINT32 Numerator;
UINT32 Denominator;
} DISPLAYCONFIG_RATIONAL;
typedef enum
{
DISPLAYCONFIG_SCANLINE_ORDERING_UNSPECIFIED = 0,
DISPLAYCONFIG_SCANLINE_ORDERING_PROGRESSIVE = 1,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED = 2,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED_UPPERFIELDFIRST,
DISPLAYCONFIG_SCANLINE_ORDERING_INTERLACED_LOWERFIELDFIRST = 3,
DISPLAYCONFIG_SCANLINE_ORDERING_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_SCANLINE_ORDERING;
typedef struct DISPLAYCONFIG_PATH_TARGET_INFO
{
LUID adapterId;
UINT32 id;
union
{
UINT32 modeInfoIdx;
struct
{
UINT32 desktopModeInfoIdx : 16;
UINT32 targetModeInfoIdx : 16;
} DUMMYSTRUCTNAME;
} DUMMYUNIONNAME;
DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY outputTechnology;
DISPLAYCONFIG_ROTATION rotation;
DISPLAYCONFIG_SCALING scaling;
DISPLAYCONFIG_RATIONAL refreshRate;
DISPLAYCONFIG_SCANLINE_ORDERING scanLineOrdering;
BOOL targetAvailable;
UINT32 statusFlags;
} DISPLAYCONFIG_PATH_TARGET_INFO;
typedef struct DISPLAYCONFIG_PATH_INFO
{
DISPLAYCONFIG_PATH_SOURCE_INFO sourceInfo;
DISPLAYCONFIG_PATH_TARGET_INFO targetInfo;
UINT32 flags;
} DISPLAYCONFIG_PATH_INFO;
typedef enum
{
DISPLAYCONFIG_MODE_INFO_TYPE_SOURCE = 1,
DISPLAYCONFIG_MODE_INFO_TYPE_TARGET = 2,
DISPLAYCONFIG_MODE_INFO_TYPE_DESKTOP_IMAGE = 3,
DISPLAYCONFIG_MODE_INFO_TYPE_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_MODE_INFO_TYPE;
typedef struct DISPLAYCONFIG_2DREGION
{
UINT32 cx;
UINT32 cy;
} DISPLAYCONFIG_2DREGION;
typedef struct DISPLAYCONFIG_VIDEO_SIGNAL_INFO
{
UINT64 pixelRate;
DISPLAYCONFIG_RATIONAL hSyncFreq;
DISPLAYCONFIG_RATIONAL vSyncFreq;
DISPLAYCONFIG_2DREGION activeSize;
DISPLAYCONFIG_2DREGION totalSize;
union
{
struct
{
UINT32 videoStandard : 16;
UINT32 vSyncFreqDivider : 6;
UINT32 reserved : 10;
} AdditionalSignalInfo;
UINT32 videoStandard;
} DUMMYUNIONNAME;
DISPLAYCONFIG_SCANLINE_ORDERING scanLineOrdering;
} DISPLAYCONFIG_VIDEO_SIGNAL_INFO;
typedef struct DISPLAYCONFIG_TARGET_MODE
{
DISPLAYCONFIG_VIDEO_SIGNAL_INFO targetVideoSignalInfo;
} DISPLAYCONFIG_TARGET_MODE;
typedef enum
{
DISPLAYCONFIG_PIXELFORMAT_8BPP = 1,
DISPLAYCONFIG_PIXELFORMAT_16BPP = 2,
DISPLAYCONFIG_PIXELFORMAT_24BPP = 3,
DISPLAYCONFIG_PIXELFORMAT_32BPP = 4,
DISPLAYCONFIG_PIXELFORMAT_NONGDI = 5,
DISPLAYCONFIG_PIXELFORMAT_FORCE_UINT32 = 0xffffffff
} DISPLAYCONFIG_PIXELFORMAT;
typedef struct DISPLAYCONFIG_SOURCE_MODE
{
UINT32 width;
UINT32 height;
DISPLAYCONFIG_PIXELFORMAT pixelFormat;
POINTL position;
} DISPLAYCONFIG_SOURCE_MODE;
typedef struct DISPLAYCONFIG_DESKTOP_IMAGE_INFO
{
POINTL PathSourceSize;
RECTL DesktopImageRegion;
RECTL DesktopImageClip;
} DISPLAYCONFIG_DESKTOP_IMAGE_INFO;
typedef struct DISPLAYCONFIG_MODE_INFO
{
DISPLAYCONFIG_MODE_INFO_TYPE infoType;
UINT32 id;
LUID adapterId;
union
{
DISPLAYCONFIG_TARGET_MODE targetMode;
DISPLAYCONFIG_SOURCE_MODE sourceMode;
DISPLAYCONFIG_DESKTOP_IMAGE_INFO desktopImageInfo;
} DUMMYUNIONNAME;
} DISPLAYCONFIG_MODE_INFO;
extern const UINT32 QDC_ONLY_ACTIVE_PATHS;
typedef enum
{
DISPLAYCONFIG_DEVICE_INFO_GET_SOURCE_NAME = 1,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_NAME = 2,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_PREFERRED_MODE = 3,
DISPLAYCONFIG_DEVICE_INFO_GET_ADAPTER_NAME = 4,
DISPLAYCONFIG_DEVICE_INFO_SET_TARGET_PERSISTENCE = 5,
DISPLAYCONFIG_DEVICE_INFO_GET_TARGET_BASE_TYPE = 6,
DISPLAYCONFIG_DEVICE_INFO_GET_SUPPORT_VIRTUAL_RESOLUTION = 7,
DISPLAYCONFIG_DEVICE_INFO_SET_SUPPORT_VIRTUAL_RESOLUTION = 8,
DISPLAYCONFIG_DEVICE_INFO_GET_ADVANCED_COLOR_INFO = 9,
DISPLAYCONFIG_DEVICE_INFO_SET_ADVANCED_COLOR_STATE = 10,
DISPLAYCONFIG_DEVICE_INFO_GET_SDR_WHITE_LEVEL = 11,
DISPLAYCONFIG_DEVICE_INFO_GET_MONITOR_SPECIALIZATION,
DISPLAYCONFIG_DEVICE_INFO_SET_MONITOR_SPECIALIZATION,
DISPLAYCONFIG_DEVICE_INFO_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_DEVICE_INFO_TYPE;
typedef struct DISPLAYCONFIG_DEVICE_INFO_HEADER {
DISPLAYCONFIG_DEVICE_INFO_TYPE type;
UINT32 size;
LUID adapterId;
UINT32 id;
} DISPLAYCONFIG_DEVICE_INFO_HEADER;
typedef struct DISPLAYCONFIG_SOURCE_DEVICE_NAME
{
DISPLAYCONFIG_DEVICE_INFO_HEADER header;
WCHAR viewGdiDeviceName[CCHDEVICENAME];
} DISPLAYCONFIG_SOURCE_DEVICE_NAME;
typedef struct DISPLAYCONFIG_TARGET_DEVICE_NAME_FLAGS
{
union
{
struct
{
UINT32 friendlyNameFromEdid : 1;
UINT32 friendlyNameForced : 1;
UINT32 edidIdsValid : 1;
UINT32 reserved : 29;
} DUMMYSTRUCTNAME;
UINT32 value;
} DUMMYUNIONNAME;
} DISPLAYCONFIG_TARGET_DEVICE_NAME_FLAGS;
typedef struct DISPLAYCONFIG_TARGET_DEVICE_NAME
{
DISPLAYCONFIG_DEVICE_INFO_HEADER header;
DISPLAYCONFIG_TARGET_DEVICE_NAME_FLAGS flags;
DISPLAYCONFIG_VIDEO_OUTPUT_TECHNOLOGY outputTechnology;
UINT16 edidManufactureId;
UINT16 edidProductCodeId;
UINT32 connectorInstance;
WCHAR monitorFriendlyDeviceName[64];
WCHAR monitorDevicePath[128];
} DISPLAYCONFIG_TARGET_DEVICE_NAME;
typedef enum DISPLAYCONFIG_TOPOLOGY_ID
{
DISPLAYCONFIG_TOPOLOGY_INTERNAL = 0x00000001,
DISPLAYCONFIG_TOPOLOGY_CLONE = 0x00000002,
DISPLAYCONFIG_TOPOLOGY_EXTEND = 0x00000004,
DISPLAYCONFIG_TOPOLOGY_EXTERNAL = 0x00000008,
DISPLAYCONFIG_TOPOLOGY_FORCE_UINT32 = 0xFFFFFFFF
} DISPLAYCONFIG_TOPOLOGY_ID;
#endif /*Windows 7*/
#if WINVER < 0x0600
@ -288,6 +541,10 @@ typedef BOOL (WINAPI * PFN_SetProcessDpiAwarenessContext)(HANDLE);
typedef UINT (WINAPI * PFN_GetDpiForWindow)(HWND);
typedef BOOL (WINAPI * PFN_AdjustWindowRectExForDpi)(LPRECT,DWORD,BOOL,DWORD,UINT);
typedef int (WINAPI * PFN_GetSystemMetricsForDpi)(int,UINT);
typedef LONG (WINAPI * PFN_GetDisplayConfigBufferSizes)(UINT32,UINT32*,UINT32*);
typedef LONG (WINAPI * PFN_QueryDisplayConfig)(UINT32,UINT32*,DISPLAYCONFIG_PATH_INFO*,UINT32*,DISPLAYCONFIG_MODE_INFO*,DISPLAYCONFIG_TOPOLOGY_ID*);
typedef LONG (WINAPI * PFN_DisplayConfigGetDeviceInfo)(DISPLAYCONFIG_DEVICE_INFO_HEADER*);
#define SetProcessDPIAware _glfw.win32.user32.SetProcessDPIAware_
#define ChangeWindowMessageFilterEx _glfw.win32.user32.ChangeWindowMessageFilterEx_
#define EnableNonClientDpiScaling _glfw.win32.user32.EnableNonClientDpiScaling_
@ -295,6 +552,9 @@ typedef int (WINAPI * PFN_GetSystemMetricsForDpi)(int,UINT);
#define GetDpiForWindow _glfw.win32.user32.GetDpiForWindow_
#define AdjustWindowRectExForDpi _glfw.win32.user32.AdjustWindowRectExForDpi_
#define GetSystemMetricsForDpi _glfw.win32.user32.GetSystemMetricsForDpi_
#define GetDisplayConfigBufferSizes _glfw.win32.user32.GetDisplayConfigBufferSizes_
#define QueryDisplayConfig _glfw.win32.user32.QueryDisplayConfig_
#define DisplayConfigGetDeviceInfo _glfw.win32.user32.DisplayConfigGetDeviceInfo_
// dwmapi.dll function pointer typedefs
typedef HRESULT (WINAPI * PFN_DwmIsCompositionEnabled)(BOOL*);
@ -479,6 +739,9 @@ typedef struct _GLFWlibraryWin32
PFN_GetDpiForWindow GetDpiForWindow_;
PFN_AdjustWindowRectExForDpi AdjustWindowRectExForDpi_;
PFN_GetSystemMetricsForDpi GetSystemMetricsForDpi_;
PFN_GetDisplayConfigBufferSizes GetDisplayConfigBufferSizes_;
PFN_QueryDisplayConfig QueryDisplayConfig_;
PFN_DisplayConfigGetDeviceInfo DisplayConfigGetDeviceInfo_;
} user32;
struct {