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gles2: change context when it is not current

Browse source 
Texture functions, that create and manipulate textures should switch
the current context if necessary.

thanks to: @emersion

Fixes #934
This commit is contained in:
Mariusz Bialonczyk 2018-08-02 13:38:00 +02:00
parent 15dacebc36
commit ad406db21c
3 changed files with 18 additions and 10 deletions
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18
render/gles2/texture.c
View file

@ -16,7 +16,7 @@
static const struct wlr_texture_impl texture_impl;
static struct wlr_gles2_texture *gles2_get_texture(
struct wlr_gles2_texture *gles2_get_texture(
struct wlr_texture *wlr_texture) {
assert(wlr_texture->impl == &texture_impl);
return (struct wlr_gles2_texture *)wlr_texture;
@ -25,7 +25,9 @@ static struct wlr_gles2_texture *gles2_get_texture(
struct wlr_gles2_texture *get_gles2_texture_in_context(
struct wlr_texture *wlr_texture) {
struct wlr_gles2_texture *texture = gles2_get_texture(wlr_texture);
assert(wlr_egl_is_current(texture->egl));
if (!wlr_egl_is_current(texture->egl)) {
wlr_egl_make_current(texture->egl, EGL_NO_SURFACE, NULL);
}
return texture;
}
@ -143,7 +145,9 @@ static const struct wlr_texture_impl texture_impl = {
struct wlr_texture *wlr_gles2_texture_from_pixels(struct wlr_egl *egl,
enum wl_shm_format wl_fmt, uint32_t stride, uint32_t width,
uint32_t height, const void *data) {
assert(wlr_egl_is_current(egl));
if (!wlr_egl_is_current(egl)) {
wlr_egl_make_current(egl, EGL_NO_SURFACE, NULL);
}
const struct wlr_gles2_pixel_format *fmt = get_gles2_format_from_wl(wl_fmt);
if (fmt == NULL) {
@ -180,7 +184,9 @@ struct wlr_texture *wlr_gles2_texture_from_pixels(struct wlr_egl *egl,
struct wlr_texture *wlr_gles2_texture_from_wl_drm(struct wlr_egl *egl,
struct wl_resource *data) {
assert(wlr_egl_is_current(egl));
if (!wlr_egl_is_current(egl)) {
wlr_egl_make_current(egl, EGL_NO_SURFACE, NULL);
}
if (!glEGLImageTargetTexture2DOES) {
return NULL;
@ -239,7 +245,9 @@ struct wlr_texture *wlr_gles2_texture_from_wl_drm(struct wlr_egl *egl,
struct wlr_texture *wlr_gles2_texture_from_dmabuf(struct wlr_egl *egl,
struct wlr_dmabuf_attributes *attribs) {
assert(wlr_egl_is_current(egl));
if (!wlr_egl_is_current(egl)) {
wlr_egl_make_current(egl, EGL_NO_SURFACE, NULL);
}
if (!glEGLImageTargetTexture2DOES) {
return NULL;