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Upgrade bounce

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This commit is contained in:
Luke Benstead
2020-01-30 18:42:47 +00:00
parent 1509b9bd0e
commit e5897d433d
459 changed files with 98378 additions and 48427 deletions
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455
external/glfw/wgl_context.c vendored
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@@ -2,7 +2,7 @@
// GLFW 3.3 WGL - www.glfw.org
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2016 Camilla Berglund <elmindreda@glfw.org>
// Copyright (c) 2006-2019 Camilla Löwy <elmindreda@glfw.org>
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
@@ -31,41 +31,94 @@
#include <malloc.h>
#include <assert.h>
// Returns the specified attribute of the specified pixel format
// Return the value corresponding to the specified attribute
//
static int getPixelFormatAttrib(_GLFWwindow* window, int pixelFormat, int attrib)
static int findPixelFormatAttribValue(const int* attribs,
int attribCount,
const int* values,
int attrib)
{
int value = 0;
int i;
assert(_glfw.wgl.ARB_pixel_format);
if (!_glfw.wgl.GetPixelFormatAttribivARB(window->context.wgl.dc,
pixelFormat,
0, 1, &attrib, &value))
for (i = 0; i < attribCount; i++)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to retrieve pixel format attribute %i",
attrib);
return 0;
if (attribs[i] == attrib)
return values[i];
}
return value;
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Unknown pixel format attribute requested");
return 0;
}
#define addAttrib(a) \
{ \
assert((size_t) attribCount < sizeof(attribs) / sizeof(attribs[0])); \
attribs[attribCount++] = a; \
}
#define findAttribValue(a) \
findPixelFormatAttribValue(attribs, attribCount, values, a)
// Return a list of available and usable framebuffer configs
//
static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
static int choosePixelFormat(_GLFWwindow* window,
const _GLFWctxconfig* ctxconfig,
const _GLFWfbconfig* fbconfig)
{
_GLFWfbconfig* usableConfigs;
const _GLFWfbconfig* closest;
int i, pixelFormat, nativeCount, usableCount;
int i, pixelFormat, nativeCount, usableCount = 0, attribCount = 0;
int attribs[40];
int values[sizeof(attribs) / sizeof(attribs[0])];
if (_glfw.wgl.ARB_pixel_format)
{
nativeCount = getPixelFormatAttrib(window,
1,
WGL_NUMBER_PIXEL_FORMATS_ARB);
const int attrib = WGL_NUMBER_PIXEL_FORMATS_ARB;
if (!_glfw.wgl.GetPixelFormatAttribivARB(window->context.wgl.dc,
1, 0, 1, &attrib, &nativeCount))
{
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to retrieve pixel format attribute");
return 0;
}
addAttrib(WGL_SUPPORT_OPENGL_ARB);
addAttrib(WGL_DRAW_TO_WINDOW_ARB);
addAttrib(WGL_PIXEL_TYPE_ARB);
addAttrib(WGL_ACCELERATION_ARB);
addAttrib(WGL_RED_BITS_ARB);
addAttrib(WGL_RED_SHIFT_ARB);
addAttrib(WGL_GREEN_BITS_ARB);
addAttrib(WGL_GREEN_SHIFT_ARB);
addAttrib(WGL_BLUE_BITS_ARB);
addAttrib(WGL_BLUE_SHIFT_ARB);
addAttrib(WGL_ALPHA_BITS_ARB);
addAttrib(WGL_ALPHA_SHIFT_ARB);
addAttrib(WGL_DEPTH_BITS_ARB);
addAttrib(WGL_STENCIL_BITS_ARB);
addAttrib(WGL_ACCUM_BITS_ARB);
addAttrib(WGL_ACCUM_RED_BITS_ARB);
addAttrib(WGL_ACCUM_GREEN_BITS_ARB);
addAttrib(WGL_ACCUM_BLUE_BITS_ARB);
addAttrib(WGL_ACCUM_ALPHA_BITS_ARB);
addAttrib(WGL_AUX_BUFFERS_ARB);
addAttrib(WGL_STEREO_ARB);
addAttrib(WGL_DOUBLE_BUFFER_ARB);
if (_glfw.wgl.ARB_multisample)
addAttrib(WGL_SAMPLES_ARB);
if (ctxconfig->client == GLFW_OPENGL_API)
{
if (_glfw.wgl.ARB_framebuffer_sRGB || _glfw.wgl.EXT_framebuffer_sRGB)
addAttrib(WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB);
}
else
{
if (_glfw.wgl.EXT_colorspace)
addAttrib(WGL_COLORSPACE_EXT);
}
}
else
{
@@ -76,77 +129,97 @@ static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
}
usableConfigs = calloc(nativeCount, sizeof(_GLFWfbconfig));
usableCount = 0;
for (i = 0; i < nativeCount; i++)
{
const int n = i + 1;
_GLFWfbconfig* u = usableConfigs + usableCount;
pixelFormat = i + 1;
if (_glfw.wgl.ARB_pixel_format)
{
// Get pixel format attributes through "modern" extension
if (!getPixelFormatAttrib(window, n, WGL_SUPPORT_OPENGL_ARB) ||
!getPixelFormatAttrib(window, n, WGL_DRAW_TO_WINDOW_ARB))
if (!_glfw.wgl.GetPixelFormatAttribivARB(window->context.wgl.dc,
pixelFormat, 0,
attribCount,
attribs, values))
{
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to retrieve pixel format attributes");
free(usableConfigs);
return 0;
}
if (!findAttribValue(WGL_SUPPORT_OPENGL_ARB) ||
!findAttribValue(WGL_DRAW_TO_WINDOW_ARB))
{
continue;
}
if (getPixelFormatAttrib(window, n, WGL_PIXEL_TYPE_ARB) !=
WGL_TYPE_RGBA_ARB)
{
if (findAttribValue(WGL_PIXEL_TYPE_ARB) != WGL_TYPE_RGBA_ARB)
continue;
}
if (getPixelFormatAttrib(window, n, WGL_ACCELERATION_ARB) ==
WGL_NO_ACCELERATION_ARB)
{
if (findAttribValue(WGL_ACCELERATION_ARB) == WGL_NO_ACCELERATION_ARB)
continue;
}
u->redBits = getPixelFormatAttrib(window, n, WGL_RED_BITS_ARB);
u->greenBits = getPixelFormatAttrib(window, n, WGL_GREEN_BITS_ARB);
u->blueBits = getPixelFormatAttrib(window, n, WGL_BLUE_BITS_ARB);
u->alphaBits = getPixelFormatAttrib(window, n, WGL_ALPHA_BITS_ARB);
u->redBits = findAttribValue(WGL_RED_BITS_ARB);
u->greenBits = findAttribValue(WGL_GREEN_BITS_ARB);
u->blueBits = findAttribValue(WGL_BLUE_BITS_ARB);
u->alphaBits = findAttribValue(WGL_ALPHA_BITS_ARB);
u->depthBits = getPixelFormatAttrib(window, n, WGL_DEPTH_BITS_ARB);
u->stencilBits = getPixelFormatAttrib(window, n, WGL_STENCIL_BITS_ARB);
u->depthBits = findAttribValue(WGL_DEPTH_BITS_ARB);
u->stencilBits = findAttribValue(WGL_STENCIL_BITS_ARB);
u->accumRedBits = getPixelFormatAttrib(window, n, WGL_ACCUM_RED_BITS_ARB);
u->accumGreenBits = getPixelFormatAttrib(window, n, WGL_ACCUM_GREEN_BITS_ARB);
u->accumBlueBits = getPixelFormatAttrib(window, n, WGL_ACCUM_BLUE_BITS_ARB);
u->accumAlphaBits = getPixelFormatAttrib(window, n, WGL_ACCUM_ALPHA_BITS_ARB);
u->accumRedBits = findAttribValue(WGL_ACCUM_RED_BITS_ARB);
u->accumGreenBits = findAttribValue(WGL_ACCUM_GREEN_BITS_ARB);
u->accumBlueBits = findAttribValue(WGL_ACCUM_BLUE_BITS_ARB);
u->accumAlphaBits = findAttribValue(WGL_ACCUM_ALPHA_BITS_ARB);
u->auxBuffers = getPixelFormatAttrib(window, n, WGL_AUX_BUFFERS_ARB);
u->auxBuffers = findAttribValue(WGL_AUX_BUFFERS_ARB);
if (getPixelFormatAttrib(window, n, WGL_STEREO_ARB))
if (findAttribValue(WGL_STEREO_ARB))
u->stereo = GLFW_TRUE;
if (getPixelFormatAttrib(window, n, WGL_DOUBLE_BUFFER_ARB))
if (findAttribValue(WGL_DOUBLE_BUFFER_ARB))
u->doublebuffer = GLFW_TRUE;
if (_glfw.wgl.ARB_multisample)
u->samples = getPixelFormatAttrib(window, n, WGL_SAMPLES_ARB);
u->samples = findAttribValue(WGL_SAMPLES_ARB);
if (_glfw.wgl.ARB_framebuffer_sRGB ||
_glfw.wgl.EXT_framebuffer_sRGB)
if (ctxconfig->client == GLFW_OPENGL_API)
{
if (getPixelFormatAttrib(window, n, WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB))
u->sRGB = GLFW_TRUE;
if (_glfw.wgl.ARB_framebuffer_sRGB ||
_glfw.wgl.EXT_framebuffer_sRGB)
{
if (findAttribValue(WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB))
u->sRGB = GLFW_TRUE;
}
}
else
{
if (_glfw.wgl.EXT_colorspace)
{
if (findAttribValue(WGL_COLORSPACE_EXT) == WGL_COLORSPACE_SRGB_EXT)
u->sRGB = GLFW_TRUE;
}
}
}
else
{
PIXELFORMATDESCRIPTOR pfd;
// Get pixel format attributes through legacy PFDs
PIXELFORMATDESCRIPTOR pfd;
if (!DescribePixelFormat(window->context.wgl.dc,
n,
pixelFormat,
sizeof(PIXELFORMATDESCRIPTOR),
&pfd))
{
continue;
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to describe pixel format");
free(usableConfigs);
return 0;
}
if (!(pfd.dwFlags & PFD_DRAW_TO_WINDOW) ||
@@ -185,7 +258,7 @@ static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
u->doublebuffer = GLFW_TRUE;
}
u->handle = n;
u->handle = pixelFormat;
usableCount++;
}
@@ -198,7 +271,7 @@ static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
return 0;
}
closest = _glfwChooseFBConfig(desired, usableConfigs, usableCount);
closest = _glfwChooseFBConfig(fbconfig, usableConfigs, usableCount);
if (!closest)
{
_glfwInputError(GLFW_FORMAT_UNAVAILABLE,
@@ -214,54 +287,52 @@ static int choosePixelFormat(_GLFWwindow* window, const _GLFWfbconfig* desired)
return pixelFormat;
}
// Returns whether desktop compositing is enabled
//
static GLFWbool isCompositionEnabled(void)
{
BOOL enabled;
if (!_glfw_DwmIsCompositionEnabled)
return FALSE;
if (_glfw_DwmIsCompositionEnabled(&enabled) != S_OK)
return FALSE;
return enabled;
}
#undef addAttrib
#undef findAttribValue
static void makeContextCurrentWGL(_GLFWwindow* window)
{
if (window)
{
if (wglMakeCurrent(window->context.wgl.dc, window->context.wgl.handle))
_glfwPlatformSetCurrentContext(window);
_glfwPlatformSetTls(&_glfw.contextSlot, window);
else
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to make context current");
_glfwPlatformSetCurrentContext(NULL);
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to make context current");
_glfwPlatformSetTls(&_glfw.contextSlot, NULL);
}
}
else
{
if (!wglMakeCurrent(NULL, NULL))
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to clear current context");
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to clear current context");
}
_glfwPlatformSetCurrentContext(NULL);
_glfwPlatformSetTls(&_glfw.contextSlot, NULL);
}
}
static void swapBuffersWGL(_GLFWwindow* window)
{
// HACK: Use DwmFlush when desktop composition is enabled
if (isCompositionEnabled() && !window->monitor)
if (!window->monitor)
{
int count = abs(window->context.wgl.interval);
while (count--)
_glfw_DwmFlush();
if (IsWindowsVistaOrGreater())
{
// DWM Composition is always enabled on Win8+
BOOL enabled = IsWindows8OrGreater();
// HACK: Use DwmFlush when desktop composition is enabled
if (enabled ||
(SUCCEEDED(DwmIsCompositionEnabled(&enabled)) && enabled))
{
int count = abs(window->context.wgl.interval);
while (count--)
DwmFlush();
}
}
}
SwapBuffers(window->context.wgl.dc);
@@ -269,14 +340,24 @@ static void swapBuffersWGL(_GLFWwindow* window)
static void swapIntervalWGL(int interval)
{
_GLFWwindow* window = _glfwPlatformGetCurrentContext();
_GLFWwindow* window = _glfwPlatformGetTls(&_glfw.contextSlot);
window->context.wgl.interval = interval;
// HACK: Disable WGL swap interval when desktop composition is enabled to
// avoid interfering with DWM vsync
if (isCompositionEnabled() && !window->monitor)
interval = 0;
if (!window->monitor)
{
if (IsWindowsVistaOrGreater())
{
// DWM Composition is always enabled on Win8+
BOOL enabled = IsWindows8OrGreater();
// HACK: Disable WGL swap interval when desktop composition is enabled to
// avoid interfering with DWM vsync
if (enabled ||
(SUCCEEDED(DwmIsCompositionEnabled(&enabled)) && enabled))
interval = 0;
}
}
if (_glfw.wgl.EXT_swap_control)
_glfw.wgl.SwapIntervalEXT(interval);
@@ -284,29 +365,17 @@ static void swapIntervalWGL(int interval)
static int extensionSupportedWGL(const char* extension)
{
const char* extensions;
if (_glfw.wgl.GetExtensionsStringEXT)
{
extensions = _glfw.wgl.GetExtensionsStringEXT();
if (extensions)
{
if (_glfwStringInExtensionString(extension, extensions))
return GLFW_TRUE;
}
}
const char* extensions = NULL;
if (_glfw.wgl.GetExtensionsStringARB)
{
extensions = _glfw.wgl.GetExtensionsStringARB(wglGetCurrentDC());
if (extensions)
{
if (_glfwStringInExtensionString(extension, extensions))
return GLFW_TRUE;
}
}
else if (_glfw.wgl.GetExtensionsStringEXT)
extensions = _glfw.wgl.GetExtensionsStringEXT();
return GLFW_FALSE;
if (!extensions)
return GLFW_FALSE;
return _glfwStringInExtensionString(extension, extensions);
}
static GLFWglproc getProcAddressWGL(const char* procname)
@@ -329,21 +398,52 @@ static void destroyContextWGL(_GLFWwindow* window)
}
}
// Initialize WGL-specific extensions
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
// Initialize WGL
//
static void loadWGLExtensions(void)
GLFWbool _glfwInitWGL(void)
{
PIXELFORMATDESCRIPTOR pfd;
HGLRC rc;
HDC dc = GetDC(_glfw.win32.helperWindowHandle);;
HGLRC prc, rc;
HDC pdc, dc;
_glfw.wgl.extensionsLoaded = GLFW_TRUE;
if (_glfw.wgl.instance)
return GLFW_TRUE;
_glfw.wgl.instance = LoadLibraryA("opengl32.dll");
if (!_glfw.wgl.instance)
{
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to load opengl32.dll");
return GLFW_FALSE;
}
_glfw.wgl.CreateContext = (PFN_wglCreateContext)
GetProcAddress(_glfw.wgl.instance, "wglCreateContext");
_glfw.wgl.DeleteContext = (PFN_wglDeleteContext)
GetProcAddress(_glfw.wgl.instance, "wglDeleteContext");
_glfw.wgl.GetProcAddress = (PFN_wglGetProcAddress)
GetProcAddress(_glfw.wgl.instance, "wglGetProcAddress");
_glfw.wgl.GetCurrentDC = (PFN_wglGetCurrentDC)
GetProcAddress(_glfw.wgl.instance, "wglGetCurrentDC");
_glfw.wgl.GetCurrentContext = (PFN_wglGetCurrentContext)
GetProcAddress(_glfw.wgl.instance, "wglGetCurrentContext");
_glfw.wgl.MakeCurrent = (PFN_wglMakeCurrent)
GetProcAddress(_glfw.wgl.instance, "wglMakeCurrent");
_glfw.wgl.ShareLists = (PFN_wglShareLists)
GetProcAddress(_glfw.wgl.instance, "wglShareLists");
// NOTE: A dummy context has to be created for opengl32.dll to load the
// OpenGL ICD, from which we can then query WGL extensions
// NOTE: This code will accept the Microsoft GDI ICD; accelerated context
// creation failure occurs during manual pixel format enumeration
dc = GetDC(_glfw.win32.helperWindowHandle);
ZeroMemory(&pfd, sizeof(pfd));
pfd.nSize = sizeof(pfd);
pfd.nVersion = 1;
@@ -353,26 +453,29 @@ static void loadWGLExtensions(void)
if (!SetPixelFormat(dc, ChoosePixelFormat(dc, &pfd), &pfd))
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to set pixel format for dummy context");
return;
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to set pixel format for dummy context");
return GLFW_FALSE;
}
rc = wglCreateContext(dc);
if (!rc)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to create dummy context");
return;
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to create dummy context");
return GLFW_FALSE;
}
pdc = wglGetCurrentDC();
prc = wglGetCurrentContext();
if (!wglMakeCurrent(dc, rc))
{
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to make dummy context current");
wglMakeCurrent(pdc, prc);
wglDeleteContext(rc);
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to make dummy context current");
return;
return GLFW_FALSE;
}
// NOTE: Functions must be loaded first as they're needed to retrieve the
@@ -404,49 +507,19 @@ static void loadWGLExtensions(void)
extensionSupportedWGL("WGL_EXT_create_context_es2_profile");
_glfw.wgl.ARB_create_context_robustness =
extensionSupportedWGL("WGL_ARB_create_context_robustness");
_glfw.wgl.ARB_create_context_no_error =
extensionSupportedWGL("WGL_ARB_create_context_no_error");
_glfw.wgl.EXT_swap_control =
extensionSupportedWGL("WGL_EXT_swap_control");
_glfw.wgl.EXT_colorspace =
extensionSupportedWGL("WGL_EXT_colorspace");
_glfw.wgl.ARB_pixel_format =
extensionSupportedWGL("WGL_ARB_pixel_format");
_glfw.wgl.ARB_context_flush_control =
extensionSupportedWGL("WGL_ARB_context_flush_control");
wglMakeCurrent(dc, NULL);
wglMakeCurrent(pdc, prc);
wglDeleteContext(rc);
}
//////////////////////////////////////////////////////////////////////////
////// GLFW internal API //////
//////////////////////////////////////////////////////////////////////////
// Initialize WGL
//
GLFWbool _glfwInitWGL(void)
{
if (_glfw.wgl.instance)
return GLFW_TRUE;
_glfw.wgl.instance = LoadLibraryA("opengl32.dll");
if (!_glfw.wgl.instance)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "WGL: Failed to load opengl32.dll");
return GLFW_FALSE;
}
_glfw.wgl.CreateContext = (WGLCREATECONTEXT_T)
GetProcAddress(_glfw.wgl.instance, "wglCreateContext");
_glfw.wgl.DeleteContext = (WGLDELETECONTEXT_T)
GetProcAddress(_glfw.wgl.instance, "wglDeleteContext");
_glfw.wgl.GetProcAddress = (WGLGETPROCADDRESS_T)
GetProcAddress(_glfw.wgl.instance, "wglGetProcAddress");
_glfw.wgl.GetCurrentDC = (WGLGETCURRENTDC_T)
GetProcAddress(_glfw.wgl.instance, "wglGetCurrentDC");
_glfw.wgl.MakeCurrent = (WGLMAKECURRENT_T)
GetProcAddress(_glfw.wgl.instance, "wglMakeCurrent");
_glfw.wgl.ShareLists = (WGLSHARELISTS_T)
GetProcAddress(_glfw.wgl.instance, "wglShareLists");
return GLFW_TRUE;
}
@@ -458,11 +531,11 @@ void _glfwTerminateWGL(void)
FreeLibrary(_glfw.wgl.instance);
}
#define setWGLattrib(attribName, attribValue) \
#define setAttrib(a, v) \
{ \
attribs[index++] = attribName; \
attribs[index++] = attribValue; \
assert((size_t) index < sizeof(attribs) / sizeof(attribs[0])); \
assert(((size_t) index + 1) < sizeof(attribs) / sizeof(attribs[0])); \
attribs[index++] = a; \
attribs[index++] = v; \
}
// Create the OpenGL or OpenGL ES context
@@ -476,9 +549,6 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
PIXELFORMATDESCRIPTOR pfd;
HGLRC share = NULL;
if (!_glfw.wgl.extensionsLoaded)
loadWGLExtensions();
if (ctxconfig->share)
share = ctxconfig->share->context.wgl.handle;
@@ -490,22 +560,22 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
return GLFW_FALSE;
}
pixelFormat = choosePixelFormat(window, fbconfig);
pixelFormat = choosePixelFormat(window, ctxconfig, fbconfig);
if (!pixelFormat)
return GLFW_FALSE;
if (!DescribePixelFormat(window->context.wgl.dc,
pixelFormat, sizeof(pfd), &pfd))
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to retrieve PFD for selected pixel format");
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to retrieve PFD for selected pixel format");
return GLFW_FALSE;
}
if (!SetPixelFormat(window->context.wgl.dc, pixelFormat, &pfd))
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to set selected pixel format");
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to set selected pixel format");
return GLFW_FALSE;
}
@@ -562,8 +632,6 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
if (ctxconfig->debug)
flags |= WGL_CONTEXT_DEBUG_BIT_ARB;
if (ctxconfig->noerror)
flags |= GL_CONTEXT_FLAG_NO_ERROR_BIT_KHR;
if (ctxconfig->robustness)
{
@@ -571,13 +639,13 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
{
if (ctxconfig->robustness == GLFW_NO_RESET_NOTIFICATION)
{
setWGLattrib(WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB,
WGL_NO_RESET_NOTIFICATION_ARB);
setAttrib(WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB,
WGL_NO_RESET_NOTIFICATION_ARB);
}
else if (ctxconfig->robustness == GLFW_LOSE_CONTEXT_ON_RESET)
{
setWGLattrib(WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB,
WGL_LOSE_CONTEXT_ON_RESET_ARB);
setAttrib(WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB,
WGL_LOSE_CONTEXT_ON_RESET_ARB);
}
flags |= WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB;
@@ -590,33 +658,39 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
{
if (ctxconfig->release == GLFW_RELEASE_BEHAVIOR_NONE)
{
setWGLattrib(WGL_CONTEXT_RELEASE_BEHAVIOR_ARB,
WGL_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB);
setAttrib(WGL_CONTEXT_RELEASE_BEHAVIOR_ARB,
WGL_CONTEXT_RELEASE_BEHAVIOR_NONE_ARB);
}
else if (ctxconfig->release == GLFW_RELEASE_BEHAVIOR_FLUSH)
{
setWGLattrib(WGL_CONTEXT_RELEASE_BEHAVIOR_ARB,
WGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB);
setAttrib(WGL_CONTEXT_RELEASE_BEHAVIOR_ARB,
WGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_ARB);
}
}
}
if (ctxconfig->noerror)
{
if (_glfw.wgl.ARB_create_context_no_error)
setAttrib(WGL_CONTEXT_OPENGL_NO_ERROR_ARB, GLFW_TRUE);
}
// NOTE: Only request an explicitly versioned context when necessary, as
// explicitly requesting version 1.0 does not always return the
// highest version supported by the driver
if (ctxconfig->major != 1 || ctxconfig->minor != 0)
{
setWGLattrib(WGL_CONTEXT_MAJOR_VERSION_ARB, ctxconfig->major);
setWGLattrib(WGL_CONTEXT_MINOR_VERSION_ARB, ctxconfig->minor);
setAttrib(WGL_CONTEXT_MAJOR_VERSION_ARB, ctxconfig->major);
setAttrib(WGL_CONTEXT_MINOR_VERSION_ARB, ctxconfig->minor);
}
if (flags)
setWGLattrib(WGL_CONTEXT_FLAGS_ARB, flags);
setAttrib(WGL_CONTEXT_FLAGS_ARB, flags);
if (mask)
setWGLattrib(WGL_CONTEXT_PROFILE_MASK_ARB, mask);
setAttrib(WGL_CONTEXT_PROFILE_MASK_ARB, mask);
setWGLattrib(0, 0);
setAttrib(0, 0);
window->context.wgl.handle =
_glfw.wgl.CreateContextAttribsARB(window->context.wgl.dc,
@@ -647,6 +721,11 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
_glfwInputError(GLFW_VERSION_UNAVAILABLE,
"WGL: Driver does not support the requested OpenGL profile");
}
else if (error == (0xc0070000 | ERROR_INCOMPATIBLE_DEVICE_CONTEXTS_ARB))
{
_glfwInputError(GLFW_INVALID_VALUE,
"WGL: The share context is not compatible with the requested context");
}
else
{
if (ctxconfig->client == GLFW_OPENGL_API)
@@ -669,8 +748,8 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
window->context.wgl.handle = wglCreateContext(window->context.wgl.dc);
if (!window->context.wgl.handle)
{
_glfwInputError(GLFW_VERSION_UNAVAILABLE,
"WGL: Failed to create OpenGL context");
_glfwInputErrorWin32(GLFW_VERSION_UNAVAILABLE,
"WGL: Failed to create OpenGL context");
return GLFW_FALSE;
}
@@ -678,8 +757,8 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
{
if (!wglShareLists(share, window->context.wgl.handle))
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"WGL: Failed to enable sharing with specified OpenGL context");
_glfwInputErrorWin32(GLFW_PLATFORM_ERROR,
"WGL: Failed to enable sharing with specified OpenGL context");
return GLFW_FALSE;
}
}
@@ -695,7 +774,7 @@ GLFWbool _glfwCreateContextWGL(_GLFWwindow* window,
return GLFW_TRUE;
}
#undef setWGLattrib
#undef setAttrib
//////////////////////////////////////////////////////////////////////////