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(egl_common.c) Cleanups/style nits

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This commit is contained in:
twinaphex 2017-04-17 00:04:08 +02:00
parent 996bb990a0
commit 96d984b04d
1 changed files with 21 additions and 40 deletions
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61
gfx/common/egl_common.c
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@ -210,62 +210,47 @@ void egl_get_video_size(egl_ctx_data_t *egl, unsigned *width, unsigned *height)
static bool check_egl_version(int minMajorVersion, int minMinorVersion)
{
const char *str = eglQueryString(EGL_NO_DISPLAY, EGL_VERSION);
int major, minor;
int count;
int major, minor;
const char *str = eglQueryString(EGL_NO_DISPLAY, EGL_VERSION);
if (str == NULL)
{
if (!str)
return false;
}
count = sscanf(str, "%d.%d", &major, &minor);
if (count != 2)
{
return false;
}
if (major < minMajorVersion)
{
return false;
}
else if (major > minMajorVersion)
{
if (major > minMajorVersion)
return true;
}
else if (minor >= minMinorVersion)
{
if (minor >= minMinorVersion)
return true;
}
else
{
return false;
}
return false;
}
static bool check_egl_client_extension(const char *name)
{
const char *str;
size_t nameLen;
const char *str = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
str = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
if (str == NULL)
{
// The EGL implementation doesn't support client extensions at all.
/* The EGL implementation doesn't support client extensions at all. */
if (!str)
return false;
}
nameLen = strlen(name);
while (*str != '\0')
{
// Use strspn and strcspn to find the start position and length of each
// token in the extension string. Using strtok could also work, but
// that would require allocating a copy of the string.
/* Use strspn and strcspn to find the start position and length of each
* token in the extension string. Using strtok could also work, but
* that would require allocating a copy of the string. */
size_t len = strcspn(str, " ");
if (len == nameLen && strncmp(str, name, nameLen) == 0)
{
return true;
}
str += len;
str += strspn(str, " ");
}
@ -277,9 +262,9 @@ static EGLDisplay get_egl_display(EGLenum platform, void *native)
{
if (platform != EGL_NONE)
{
// If the client library supports at least EGL 1.5, then we can call
// eglGetPlatformDisplay. Otherwise, see if eglGetPlatformDisplayEXT
// is available.
/* If the client library supports at least EGL 1.5, then we can call
* eglGetPlatformDisplay. Otherwise, see if eglGetPlatformDisplayEXT
* is available. */
if (check_egl_version(1, 5))
{
typedef EGLDisplay (EGLAPIENTRY * pfn_eglGetPlatformDisplay)
@ -293,9 +278,7 @@ static EGLDisplay get_egl_display(EGLenum platform, void *native)
{
EGLDisplay dpy = ptr_eglGetPlatformDisplay(platform, native, NULL);
if (dpy != EGL_NO_DISPLAY)
{
return dpy;
}
}
}
@ -310,16 +293,14 @@ static EGLDisplay get_egl_display(EGLenum platform, void *native)
{
EGLDisplay dpy = ptr_eglGetPlatformDisplayEXT(platform, native, NULL);
if (dpy != EGL_NO_DISPLAY)
{
return dpy;
}
}
}
}
// Either the caller didn't provide a platform type, or the EGL
// implementation doesn't support eglGetPlatformDisplay. In this case, try
// eglGetDisplay and hope for the best.
/* Either the caller didn't provide a platform type, or the EGL
* implementation doesn't support eglGetPlatformDisplay. In this case, try
* eglGetDisplay and hope for the best. */
RARCH_LOG("[EGL] Falling back to eglGetDisplay\n");
return eglGetDisplay((EGLNativeDisplayType) native);
}