diff options
author | Gerd Hoffmann <kraxel@redhat.com> | 2017-06-14 10:41:47 +0200 |
---|---|---|
committer | Gerd Hoffmann <kraxel@redhat.com> | 2017-06-21 14:23:16 +0200 |
commit | d8dc67e119991123d8e3622de0178147a8ee6140 (patch) | |
tree | 4ee0f9031c38ef6dd0d1346f2a82b3ab5053c876 /ui/egl-headless.c | |
parent | 6fafc2601412327189734ee883153d504f57f9b8 (diff) | |
download | qemu-d8dc67e119991123d8e3622de0178147a8ee6140.zip qemu-d8dc67e119991123d8e3622de0178147a8ee6140.tar.gz qemu-d8dc67e119991123d8e3622de0178147a8ee6140.tar.bz2 |
egl-headless: use framebuffer helper functions.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20170614084149.31314-3-kraxel@redhat.com
Diffstat (limited to 'ui/egl-headless.c')
-rw-r--r-- | ui/egl-headless.c | 69 |
1 files changed, 18 insertions, 51 deletions
diff --git a/ui/egl-headless.c b/ui/egl-headless.c index d8d800f..809bfde 100644 --- a/ui/egl-headless.c +++ b/ui/egl-headless.c @@ -8,14 +8,13 @@ typedef struct egl_dpy { DisplayChangeListener dcl; DisplaySurface *ds; - int width, height; - GLuint texture; - GLuint framebuffer; - GLuint blit_texture; - GLuint blit_framebuffer; + egl_fb guest_fb; + egl_fb blit_fb; bool y_0_top; } egl_dpy; +/* ------------------------------------------------------------------ */ + static void egl_refresh(DisplayChangeListener *dcl) { graphic_hw_update(dcl->con); @@ -38,8 +37,8 @@ static void egl_scanout_disable(DisplayChangeListener *dcl) { egl_dpy *edpy = container_of(dcl, egl_dpy, dcl); - edpy->texture = 0; - /* XXX: delete framebuffers here ??? */ + egl_fb_destroy(&edpy->guest_fb); + egl_fb_destroy(&edpy->blit_fb); } static void egl_scanout_texture(DisplayChangeListener *dcl, @@ -52,34 +51,17 @@ static void egl_scanout_texture(DisplayChangeListener *dcl, { egl_dpy *edpy = container_of(dcl, egl_dpy, dcl); - edpy->texture = backing_id; edpy->y_0_top = backing_y_0_top; /* source framebuffer */ - if (!edpy->framebuffer) { - glGenFramebuffers(1, &edpy->framebuffer); - } - glBindFramebuffer(GL_FRAMEBUFFER_EXT, edpy->framebuffer); - glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, - GL_TEXTURE_2D, edpy->texture, 0); + egl_fb_create_for_tex(&edpy->guest_fb, + backing_width, backing_height, backing_id); /* dest framebuffer */ - if (!edpy->blit_framebuffer) { - glGenFramebuffers(1, &edpy->blit_framebuffer); - glGenTextures(1, &edpy->blit_texture); - edpy->width = 0; - edpy->height = 0; - } - if (edpy->width != backing_width || edpy->height != backing_height) { - edpy->width = backing_width; - edpy->height = backing_height; - glBindTexture(GL_TEXTURE_2D, edpy->blit_texture); - glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, - edpy->width, edpy->height, - 0, GL_BGRA, GL_UNSIGNED_BYTE, 0); - glBindFramebuffer(GL_FRAMEBUFFER_EXT, edpy->blit_framebuffer); - glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, - GL_TEXTURE_2D, edpy->blit_texture, 0); + if (edpy->blit_fb.width != backing_width || + edpy->blit_fb.height != backing_height) { + egl_fb_destroy(&edpy->blit_fb); + egl_fb_create_new_tex(&edpy->blit_fb, backing_width, backing_height); } } @@ -88,32 +70,17 @@ static void egl_scanout_flush(DisplayChangeListener *dcl, uint32_t w, uint32_t h) { egl_dpy *edpy = container_of(dcl, egl_dpy, dcl); - GLuint y1, y2; - if (!edpy->texture || !edpy->ds) { + if (!edpy->guest_fb.texture || !edpy->ds) { return; } - assert(surface_width(edpy->ds) == edpy->width); - assert(surface_height(edpy->ds) == edpy->height); + assert(surface_width(edpy->ds) == edpy->guest_fb.width); + assert(surface_height(edpy->ds) == edpy->guest_fb.height); assert(surface_format(edpy->ds) == PIXMAN_x8r8g8b8); - /* blit framebuffer, flip if needed */ - glBindFramebuffer(GL_READ_FRAMEBUFFER, edpy->framebuffer); - glBindFramebuffer(GL_DRAW_FRAMEBUFFER, edpy->blit_framebuffer); - glViewport(0, 0, edpy->width, edpy->height); - y1 = edpy->y_0_top ? edpy->height : 0; - y2 = edpy->y_0_top ? 0 : edpy->height; - glBlitFramebuffer(0, y1, edpy->width, y2, - 0, 0, edpy->width, edpy->height, - GL_COLOR_BUFFER_BIT, GL_NEAREST); - - /* read pixels to surface */ - glBindFramebuffer(GL_READ_FRAMEBUFFER, edpy->blit_framebuffer); - glReadBuffer(GL_COLOR_ATTACHMENT0_EXT); - glReadPixels(0, 0, edpy->width, edpy->height, - GL_BGRA, GL_UNSIGNED_BYTE, surface_data(edpy->ds)); - - /* notify about updates */ + egl_fb_blit(&edpy->blit_fb, &edpy->guest_fb, edpy->y_0_top); + egl_fb_read(surface_data(edpy->ds), &edpy->blit_fb); + dpy_gfx_update(edpy->dcl.con, x, y, w, h); } |