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glamor: Use epoxy_gl_version() instead of rolling our own. 

Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Markus Wick 2014-03-18 09:42:50 +01:00 committed by Eric Anholt
parent 9d87f66e86
commit 15d36444ac
3 changed files with 3 additions and 31 deletions
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6
glamor/glamor.c
View File

@ -341,7 +341,7 @@ glamor_init(ScreenPtr screen, unsigned int flags)
else
glamor_priv->gl_flavor = GLAMOR_GL_ES2;
gl_version = glamor_gl_get_version();
gl_version = epoxy_gl_version();
/* We'd like to require GL_ARB_map_buffer_range or
* GL_OES_map_buffer_range, since it offers more information to
@ -357,12 +357,12 @@ glamor_init(ScreenPtr screen, unsigned int flags)
* Windows with Intel 4-series (G45) graphics or older.
*/
if (glamor_priv->gl_flavor == GLAMOR_GL_DESKTOP) {
if (gl_version < GLAMOR_GL_VERSION_ENCODE(1, 3)) {
if (gl_version < 13) {
ErrorF("Require OpenGL version 1.3 or later.\n");
goto fail;
}
} else {
if (gl_version < GLAMOR_GL_VERSION_ENCODE(2, 0)) {
if (gl_version < 20) {
ErrorF("Require Open GLES2.0 or later.\n");
goto fail;
}

23
glamor/glamor_core.c
View File

@ -559,26 +559,3 @@ glamor_bitmap_to_region(PixmapPtr pixmap)
return ret;
}
int
glamor_gl_get_version(void)
{
int major, minor;
const char *version = (const char *) glGetString(GL_VERSION);
const char *dot = version == NULL ? NULL : strchr(version, '.');
const char *major_start = dot;
/* Sanity check */
if (dot == NULL || dot == version || *(dot + 1) == '\0') {
major = 0;
minor = 0;
}
else {
/* Find the start of the major version in the string */
while (major_start > version && *major_start != ' ')
--major_start;
major = strtol(major_start, NULL, 10);
minor = strtol(dot + 1, NULL, 10);
}
return GLAMOR_GL_VERSION_ENCODE(major, minor);
}

5
glamor/glamor_priv.h
View File

@ -619,11 +619,6 @@ Bool glamor_set_alu(ScreenPtr screen, unsigned char alu);
Bool glamor_set_planemask(PixmapPtr pixmap, unsigned long planemask);
Bool glamor_change_window_attributes(WindowPtr pWin, unsigned long mask);
RegionPtr glamor_bitmap_to_region(PixmapPtr pixmap);
int glamor_gl_get_version(void);
#define GLAMOR_GL_VERSION_ENCODE(major, minor) ( \
((major) * 256) \
+ ((minor) * 1))
/* glamor_fill.c */
Bool glamor_fill(DrawablePtr drawable,