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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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2
include/render/gles2.h
View file

@ -88,7 +88,7 @@ const struct wlr_gles2_pixel_format *get_gles2_format_from_wl(
enum wl_shm_format fmt);
const enum wl_shm_format *get_gles2_formats(size_t *len);
struct wlr_gles2_texture *get_gles2_texture_in_context(
struct wlr_gles2_texture *gles2_get_texture(
struct wlr_texture *wlr_texture);
void push_gles2_marker(const char *file, const char *func);

8
render/gles2/renderer.c
View file

@ -116,7 +116,7 @@ static bool gles2_render_texture_with_matrix(struct wlr_renderer *wlr_renderer,
struct wlr_gles2_renderer *renderer =
gles2_get_renderer_in_context(wlr_renderer);
struct wlr_gles2_texture *texture =
get_gles2_texture_in_context(wlr_texture);
gles2_get_texture(wlr_texture);
struct wlr_gles2_tex_shader *shader = NULL;
GLenum target = 0;
@ -213,7 +213,7 @@ static const enum wl_shm_format *gles2_renderer_formats(
static bool gles2_resource_is_wl_drm_buffer(struct wlr_renderer *wlr_renderer,
struct wl_resource *resource) {
struct wlr_gles2_renderer *renderer =
gles2_get_renderer_in_context(wlr_renderer);
gles2_get_renderer(wlr_renderer);
if (!eglQueryWaylandBufferWL) {
return false;
@ -227,7 +227,7 @@ static bool gles2_resource_is_wl_drm_buffer(struct wlr_renderer *wlr_renderer,
static void gles2_wl_drm_buffer_get_size(struct wlr_renderer *wlr_renderer,
struct wl_resource *buffer, int *width, int *height) {
struct wlr_gles2_renderer *renderer =
gles2_get_renderer_in_context(wlr_renderer);
gles2_get_renderer(wlr_renderer);
if (!eglQueryWaylandBufferWL) {
return;
@ -323,7 +323,7 @@ static struct wlr_texture *gles2_texture_from_dmabuf(
static void gles2_init_wl_display(struct wlr_renderer *wlr_renderer,
struct wl_display *wl_display) {
struct wlr_gles2_renderer *renderer =
gles2_get_renderer_in_context(wlr_renderer);
gles2_get_renderer(wlr_renderer);
if (!wlr_egl_bind_display(renderer->egl, wl_display)) {
wlr_log(WLR_INFO, "failed to bind wl_display to EGL");
}

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;