1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
|
#include "displayserver.h"
#include "common/apple/cf_helpers.h"
#include "common/strutil.h"
#include "common/edidHelper.h"
#include "detection/os/os.h"
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <CoreGraphics/CGDirectDisplay.h>
#include <CoreVideo/CVDisplayLink.h>
#ifdef MAC_OS_X_VERSION_10_15
extern Boolean CoreDisplay_Display_SupportsHDRMode(CGDirectDisplayID display) FF_A_WEAK_IMPORT;
extern Boolean CoreDisplay_Display_IsHDRModeEnabled(CGDirectDisplayID display) FF_A_WEAK_IMPORT;
extern CFDictionaryRef CoreDisplay_DisplayCreateInfoDictionary(CGDirectDisplayID display) FF_A_WEAK_IMPORT;
#else
#include <IOKit/graphics/IOGraphicsLib.h>
#endif
static void detectDisplays(FFDisplayServerResult* ds) {
CGDirectDisplayID screens[128];
uint32_t screenCount;
if (CGGetOnlineDisplayList(ARRAY_SIZE(screens), screens, &screenCount) != kCGErrorSuccess) {
return;
}
FF_STRBUF_AUTO_DESTROY buffer = ffStrbufCreate();
for (uint32_t i = 0; i < screenCount; i++) {
CGDirectDisplayID screen = screens[i];
CGDisplayModeRef mode = CGDisplayCopyDisplayMode(screen);
if (mode) {
// https://github.com/glfw/glfw/commit/aab08712dd8142b642e2042e7b7ba563acd07a45
double refreshRate = CGDisplayModeGetRefreshRate(mode);
if (refreshRate == 0) {
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
CVDisplayLinkRef link;
if (CVDisplayLinkCreateWithCGDisplay(screen, &link) == kCVReturnSuccess) {
const CVTime time = CVDisplayLinkGetNominalOutputVideoRefreshPeriod(link);
if (!(time.flags & kCVTimeIsIndefinite)) {
refreshRate = time.timeScale / (double) time.timeValue; // 59.97...
}
CVDisplayLinkRelease(link);
}
#pragma clang diagnostic pop
}
ffStrbufClear(&buffer);
CFDictionaryRef FF_CFTYPE_AUTO_RELEASE displayInfo = NULL;
#ifdef MAC_OS_X_VERSION_10_15
if (CoreDisplay_DisplayCreateInfoDictionary) {
displayInfo = CoreDisplay_DisplayCreateInfoDictionary(screen);
}
#else
{
io_service_t servicePort = CGDisplayIOServicePort(screen);
displayInfo = IODisplayCreateInfoDictionary(servicePort, kIODisplayOnlyPreferredName);
}
#endif
uint32_t physicalWidth = 0, physicalHeight = 0;
uint32_t preferredWidth = 0, preferredHeight = 0;
double preferredRefreshRate = 0;
if (displayInfo) {
CFDictionaryRef productNames;
if (ffCfDictGetDict(displayInfo, CFSTR(kDisplayProductName), &productNames) == NULL) {
ffCfDictGetString(productNames, CFSTR("en_US"), &buffer);
}
// CGDisplayScreenSize reports invalid result for external displays on old Intel MacBook Pro
CFDataRef edidRef = (CFDataRef) CFDictionaryGetValue(displayInfo, CFSTR(kIODisplayEDIDKey));
if (edidRef && CFGetTypeID(edidRef) == CFDataGetTypeID()) {
const uint8_t* edidData = CFDataGetBytePtr(edidRef);
uint32_t edidLength = (uint32_t) CFDataGetLength(edidRef);
if (edidLength >= 128) {
ffEdidGetPhysicalSize(edidData, &physicalWidth, &physicalHeight);
}
}
if (!physicalWidth || !physicalHeight) {
if (ffCfDictGetInt(displayInfo, CFSTR(kDisplayHorizontalImageSize), (int*) &physicalWidth) == NULL) {
ffCfDictGetInt(displayInfo, CFSTR(kDisplayVerticalImageSize), (int*) &physicalHeight);
}
}
ffCfDictGetInt(displayInfo, CFSTR("kCGDisplayPixelWidth"), (int*) &preferredWidth);
ffCfDictGetInt(displayInfo, CFSTR("kCGDisplayPixelHeight"), (int*) &preferredHeight);
if (preferredWidth && preferredHeight) {
FF_CFTYPE_AUTO_RELEASE CFArrayRef allModes = CGDisplayCopyAllDisplayModes(screen, NULL);
if (allModes) {
for (CFIndex i = 0, count = CFArrayGetCount(allModes); i < count; i++) {
CGDisplayModeRef modeInfo = (CGDisplayModeRef) CFArrayGetValueAtIndex(allModes, i);
if (CGDisplayModeGetPixelWidth(modeInfo) == preferredWidth && CGDisplayModeGetPixelHeight(modeInfo) == preferredHeight) {
double rr = CGDisplayModeGetRefreshRate(modeInfo);
if (rr > preferredRefreshRate) {
preferredRefreshRate = rr;
}
break;
}
}
}
}
}
if ((!physicalWidth || !physicalHeight) && CGDisplayPrimaryDisplay(screen) == screen) // #1406
{
CGSize size = CGDisplayScreenSize(screen);
physicalWidth = (uint32_t) (size.width + 0.5);
physicalHeight = (uint32_t) (size.height + 0.5);
}
uint32_t pixelWidth = (uint32_t) CGDisplayModeGetPixelWidth(mode);
uint32_t pixelHeight = (uint32_t) CGDisplayModeGetPixelHeight(mode);
FFDisplayResult* display = ffdsAppendDisplay(ds,
pixelWidth,
pixelHeight,
refreshRate,
pixelHeight * 96 / (uint32_t) CGDisplayModeGetHeight(mode),
preferredWidth,
preferredHeight,
preferredRefreshRate,
(uint32_t) CGDisplayRotation(screen),
&buffer,
CGDisplayIsBuiltin(screen) ? FF_DISPLAY_TYPE_BUILTIN : FF_DISPLAY_TYPE_EXTERNAL,
CGDisplayIsMain(screen),
(uint64_t) screen,
physicalWidth,
physicalHeight,
"CoreGraphics");
if (display) {
#ifndef MAC_OS_X_VERSION_10_11
FF_CFTYPE_AUTO_RELEASE CFStringRef pe = CGDisplayModeCopyPixelEncoding(mode);
if (pe) {
display->bitDepth = (uint8_t) (CFStringGetLength(pe) - CFStringFind(pe, CFSTR("B"), 0).location);
}
#else
// https://stackoverflow.com/a/33519316/9976392
// Also shitty, but better than parsing `CFCopyDescription(mode)`
CFDictionaryRef dict = (CFDictionaryRef) * ((int64_t*) mode + 2);
if (CFGetTypeID(dict) == CFDictionaryGetTypeID()) {
int32_t bitDepth;
ffCfDictGetInt(dict, kCGDisplayBitsPerSample, &bitDepth);
display->bitDepth = (uint8_t) bitDepth;
}
#endif
if (display->type == FF_DISPLAY_TYPE_BUILTIN && displayInfo) {
display->hdrStatus = CFDictionaryContainsKey(displayInfo, CFSTR("ReferencePeakHDRLuminance"))
? FF_DISPLAY_HDR_STATUS_SUPPORTED
: FF_DISPLAY_HDR_STATUS_UNSUPPORTED;
}
#ifdef MAC_OS_X_VERSION_10_15
else if (CoreDisplay_Display_SupportsHDRMode) {
if (CoreDisplay_Display_SupportsHDRMode(screen)) {
display->hdrStatus = FF_DISPLAY_HDR_STATUS_SUPPORTED;
if (CoreDisplay_Display_IsHDRModeEnabled && CoreDisplay_Display_IsHDRModeEnabled(screen)) {
display->hdrStatus = FF_DISPLAY_HDR_STATUS_ENABLED;
}
} else {
display->hdrStatus = FF_DISPLAY_HDR_STATUS_UNSUPPORTED;
}
}
#endif
display->serial = CGDisplaySerialNumber(screen);
if (displayInfo) {
int value;
if (ffCfDictGetInt(displayInfo, CFSTR(kDisplayYearOfManufacture), &value) == NULL) {
display->manufactureYear = (uint16_t) value;
}
if (ffCfDictGetInt(displayInfo, CFSTR(kDisplayWeekOfManufacture), &value) == NULL) {
display->manufactureWeek = (uint16_t) value;
}
}
}
CGDisplayModeRelease(mode);
}
CGDisplayRelease(screen);
}
}
void ffConnectDisplayServerImpl(FFDisplayServerResult* ds) {
{
FF_CFTYPE_AUTO_RELEASE CFMachPortRef port = CGWindowServerCreateServerPort();
if (port) {
ffStrbufSetStatic(&ds->wmProcessName, "WindowServer");
ffStrbufSetStatic(&ds->wmPrettyName, "Quartz Compositor");
}
}
detectDisplays(ds);
}
|
