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Use EGL_KHR_surfaceless_opengl

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This commit is contained in:
Kristian Høgsberg 2010-07-28 22:52:28 -04:00
parent e0f5cc2574
commit 379b678c57
4 changed files with 17 additions and 58 deletions
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20
compositor-drm.c
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@ -305,15 +305,8 @@ on_drm_input(int fd, uint32_t mask, void *data)
static int
init_egl(struct drm_compositor *ec, struct udev_device *device)
{
EGLint major, minor, count;
EGLConfig config;
static const EGLint config_attribs[] = {
EGL_SURFACE_TYPE, 0,
EGL_NO_SURFACE_CAPABLE_MESA, EGL_OPENGL_BIT,
EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
EGL_NONE
};
EGLint major, minor;
const char *extensions;
ec->base.base.device = strdup(udev_device_get_devnode(device));
ec->drm_fd = open(ec->base.base.device, O_RDWR);
@ -335,16 +328,15 @@ init_egl(struct drm_compositor *ec, struct udev_device *device)
return -1;
}
if (!eglChooseConfig(ec->base.display,
config_attribs, &config, 1, &count) ||
count == 0) {
fprintf(stderr, "eglChooseConfig() failed\n");
extensions = eglQueryString(ec->base.display, EGL_EXTENSIONS);
if (!strstr(extensions, "EGL_KHR_surfaceless_opengl")) {
fprintf(stderr, "EGL_KHR_surfaceless_opengl not available\n");
return -1;
}
eglBindAPI(EGL_OPENGL_API);
ec->base.context = eglCreateContext(ec->base.display,
config, EGL_NO_CONTEXT, NULL);
NULL, EGL_NO_CONTEXT, NULL);
if (ec->base.context == NULL) {
fprintf(stderr, "failed to create context\n");
return -1;