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Make the scale sanitization more comprehensive

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Kovid Goyal
2019-03-17 12:41:03 +05:30
parent 136f15e647
commit bafedf8376
1 changed files with 3 additions and 3 deletions
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6
kitty/glfw.c
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@@ -386,9 +386,9 @@ get_window_content_scale(GLFWwindow *w, float *xscale, float *yscale, double *xd
GLFWmonitor *monitor = glfwGetPrimaryMonitor(); GLFWmonitor *monitor = glfwGetPrimaryMonitor();
if (monitor) glfwGetMonitorContentScale(monitor, xscale, yscale); if (monitor) glfwGetMonitorContentScale(monitor, xscale, yscale);
} }
// check for zero or NaN values of xscale/yscale // check for zero, negative, NaN or excessive values of xscale/yscale
if (!*xscale || *xscale != *xscale) *xscale = 1.0; if (*xscale <= 0 || *xscale != *xscale || *xscale >= 24) *xscale = 1.0;
if (!*yscale || *yscale != *yscale) *yscale = 1.0; if (*yscale <= 0 || *yscale != *yscale || *yscale >= 24) *yscale = 1.0;
#ifdef __APPLE__ #ifdef __APPLE__
const double factor = 72.0; const double factor = 72.0;
#else #else