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Fix KMS with OpenGL.

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All credit for this patch goes to dtsarr.

Fixes https://github.com/libretro/RetroArch/issues/7119
This commit is contained in:
orbea 2018-12-06 08:31:01 -08:00
parent 0735fbcd57
commit 5898f3e5d2
1 changed files with 40 additions and 1 deletions
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41
gfx/common/egl_common.c
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@ -329,8 +329,47 @@ bool egl_init_context(egl_ctx_data_t *egl,
RARCH_LOG("[EGL]: EGL version: %d.%d\n", *major, *minor);
if (!eglChooseConfig(egl->dpy, attrib_ptr, &egl->config, 1, n) || *n != 1)
EGLint count = 0;
EGLint matched = 0;
EGLConfig *configs;
int config_index = -1;
if (!eglGetConfigs(egl->dpy, NULL, 0, &count) || count < 1)
{
RARCH_ERR("[EGL]: No cofigs to choose from.\n");
return false;
}
configs = malloc(count * sizeof *configs);
if (!configs) return false;
if (!eglChooseConfig(egl->dpy, attrib_ptr, configs, count, &matched) || !matched)
{
RARCH_ERR("[EGL]: No EGL configs with appropriate attributes.\n");
return false;
}
int i;
EGLint id;
for (i = 0; i < count; ++i)
{
if (!eglGetConfigAttrib(egl->dpy, configs[i], EGL_NATIVE_VISUAL_ID, &id))
continue;
if (id == GBM_FORMAT_XRGB8888) break;
}
if (id != GBM_FORMAT_XRGB8888)
{
RARCH_ERR("[EGL]: No EGL configs with format XRGB8888\n");
return false;
}
config_index = i;
if (config_index != -1) egl->config = configs[config_index];
free(configs);
egl->major = g_egl_major;
egl->minor = g_egl_minor;