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render/gles2: don't eglGetConfigAttrib on EGL_NO_CONFIG_KHR

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If we don't have an EGL config, don't try to query anything from it.
This commit is contained in:
Simon Ser 2020-12-08 19:32:34 +01:00
parent 6ff478632a
commit be8403e73d
1 changed files with 4 additions and 2 deletions
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6
render/gles2/renderer.c
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@ -453,8 +453,10 @@ static enum wl_shm_format gles2_preferred_read_format(
pop_gles2_debug(renderer);
EGLint alpha_size = -1;
eglGetConfigAttrib(renderer->egl->display, renderer->egl->config,
EGL_ALPHA_SIZE, &alpha_size);
if (renderer->egl->config != EGL_NO_CONFIG_KHR) {
eglGetConfigAttrib(renderer->egl->display, renderer->egl->config,
EGL_ALPHA_SIZE, &alpha_size);
}
const struct wlr_gles2_pixel_format *fmt =
get_gles2_format_from_gl(gl_format, gl_type, alpha_size > 0);