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Fix glfwGetGammaRamp error handling

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This makes glfwGetGammaRamp return NULL on platform error as specified.

Related to #1387.
This commit is contained in:
Camilla Löwy
2018-12-19 14:53:01 +01:00
parent 3201eedc34
commit 52c7a4fc7f
7 changed files with 30 additions and 8 deletions
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src/win32_monitor.c
+3 -1
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@@ -455,7 +455,7 @@ void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
&mode->blueBits);
}
void _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp)
GLFWbool _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp)
{
HDC dc;
WORD values[768];
@@ -469,6 +469,8 @@ void _glfwPlatformGetGammaRamp(_GLFWmonitor* monitor, GLFWgammaramp* ramp)
memcpy(ramp->red, values + 0, 256 * sizeof(unsigned short));
memcpy(ramp->green, values + 256, 256 * sizeof(unsigned short));
memcpy(ramp->blue, values + 512, 256 * sizeof(unsigned short));
return GLFW_TRUE;
}
void _glfwPlatformSetGammaRamp(_GLFWmonitor* monitor, const GLFWgammaramp* ramp)