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Only restore gamma ramp if it has been changed.

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This commit is contained in:
Camilla Berglund 2012-05-24 11:46:51 +02:00
parent f5eb79ed28
commit 79bef68511
5 changed files with 7 additions and 3 deletions
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3
src/cocoa_init.m
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@ -129,7 +129,8 @@ int _glfwPlatformTerminate(void)
} }
// Restore the original gamma ramp // Restore the original gamma ramp
_glfwPlatformSetGammaRamp(&_glfwLibrary.originalRamp); if (_glfwLibrary.rampChanged)
_glfwPlatformSetGammaRamp(&_glfwLibrary.originalRamp);
CGDisplayModeRelease(_glfwLibrary.NS.desktopMode); CGDisplayModeRelease(_glfwLibrary.NS.desktopMode);

1
src/gamma.c
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@ -112,5 +112,6 @@ GLFWAPI void glfwSetGammaRamp(const GLFWgammaramp* ramp)
_glfwPlatformSetGammaRamp(ramp); _glfwPlatformSetGammaRamp(ramp);
_glfwLibrary.currentRamp = *ramp; _glfwLibrary.currentRamp = *ramp;
_glfwLibrary.rampChanged = GL_TRUE;
} }

1
src/internal.h
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@ -245,6 +245,7 @@ struct _GLFWlibrary
GLFWgammaramp currentRamp; GLFWgammaramp currentRamp;
GLFWgammaramp originalRamp; GLFWgammaramp originalRamp;
int originalRampSize; int originalRampSize;
GLboolean rampChanged;
// This is defined in the current port's platform.h // This is defined in the current port's platform.h
_GLFW_PLATFORM_LIBRARY_WINDOW_STATE; _GLFW_PLATFORM_LIBRARY_WINDOW_STATE;

3
src/win32_init.c
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@ -190,7 +190,8 @@ int _glfwPlatformInit(void)
int _glfwPlatformTerminate(void) int _glfwPlatformTerminate(void)
{ {
// Restore the original gamma ramp // Restore the original gamma ramp
_glfwPlatformSetGammaRamp(&_glfwLibrary.originalRamp); if (_glfwLibrary.rampChanged)
_glfwPlatformSetGammaRamp(&_glfwLibrary.originalRamp);
if (_glfwLibrary.Win32.classAtom) if (_glfwLibrary.Win32.classAtom)
{ {

2
src/x11_init.c
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@ -659,7 +659,7 @@ static Cursor createNULLCursor(void)
static void terminateDisplay(void) static void terminateDisplay(void)
{ {
if (_glfwLibrary.originalRampSize) if (_glfwLibrary.originalRampSize && _glfwLibrary.rampChanged)
_glfwPlatformSetGammaRamp(&_glfwLibrary.originalRamp); _glfwPlatformSetGammaRamp(&_glfwLibrary.originalRamp);
if (_glfwLibrary.X11.display) if (_glfwLibrary.X11.display)