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[Qemu-devel] [PULL 4/6] gtk: use framebuffer helper functions.
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PULL 4/6] gtk: use framebuffer helper functions. |
Date: |
Wed, 21 Jun 2017 15:23:38 +0200 |
Signed-off-by: Gerd Hoffmann <address@hidden>
Message-id: address@hidden
---
include/ui/gtk.h | 4 ++--
ui/gtk-egl.c | 36 +++++++-----------------------------
ui/gtk-gl-area.c | 26 +++++++-------------------
3 files changed, 16 insertions(+), 50 deletions(-)
diff --git a/include/ui/gtk.h b/include/ui/gtk.h
index ca9a2268de..2f7b720358 100644
--- a/include/ui/gtk.h
+++ b/include/ui/gtk.h
@@ -52,8 +52,8 @@ typedef struct VirtualGfxConsole {
EGLSurface esurface;
int glupdates;
int x, y, w, h;
- GLuint tex_id;
- GLuint fbo_id;
+ egl_fb guest_fb;
+ egl_fb win_fb;
bool y0_top;
bool scanout_mode;
#endif
diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index cf48cca259..0d5cab2bc8 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -30,14 +30,7 @@ static void gtk_egl_set_scanout_mode(VirtualConsole *vc,
bool scanout)
vc->gfx.scanout_mode = scanout;
if (!vc->gfx.scanout_mode) {
- if (vc->gfx.fbo_id) {
- glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
- GL_COLOR_ATTACHMENT0_EXT,
- GL_TEXTURE_2D, 0, 0);
- glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
- glDeleteFramebuffers(1, &vc->gfx.fbo_id);
- vc->gfx.fbo_id = 0;
- }
+ egl_fb_destroy(&vc->gfx.guest_fb);
if (vc->gfx.surface) {
surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
@@ -176,7 +169,6 @@ void gd_egl_scanout_disable(DisplayChangeListener *dcl)
vc->gfx.w = 0;
vc->gfx.h = 0;
- vc->gfx.tex_id = 0;
gtk_egl_set_scanout_mode(vc, false);
}
@@ -192,20 +184,14 @@ void gd_egl_scanout_texture(DisplayChangeListener *dcl,
vc->gfx.y = y;
vc->gfx.w = w;
vc->gfx.h = h;
- vc->gfx.tex_id = backing_id;
vc->gfx.y0_top = backing_y_0_top;
eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
vc->gfx.esurface, vc->gfx.ectx);
gtk_egl_set_scanout_mode(vc, true);
- if (!vc->gfx.fbo_id) {
- glGenFramebuffers(1, &vc->gfx.fbo_id);
- }
-
- glBindFramebuffer(GL_FRAMEBUFFER_EXT, vc->gfx.fbo_id);
- glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
- GL_TEXTURE_2D, vc->gfx.tex_id, 0);
+ egl_fb_create_for_tex(&vc->gfx.guest_fb, backing_width, backing_height,
+ backing_id);
}
void gd_egl_scanout_flush(DisplayChangeListener *dcl,
@@ -213,30 +199,22 @@ void gd_egl_scanout_flush(DisplayChangeListener *dcl,
{
VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
GdkWindow *window;
- int ww, wh, y1, y2;
+ int ww, wh;
if (!vc->gfx.scanout_mode) {
return;
}
- if (!vc->gfx.fbo_id) {
+ if (!vc->gfx.guest_fb.framebuffer) {
return;
}
eglMakeCurrent(qemu_egl_display, vc->gfx.esurface,
vc->gfx.esurface, vc->gfx.ectx);
- glBindFramebuffer(GL_READ_FRAMEBUFFER, vc->gfx.fbo_id);
- glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
-
window = gtk_widget_get_window(vc->gfx.drawing_area);
gdk_drawable_get_size(window, &ww, &wh);
- glViewport(0, 0, ww, wh);
- y1 = vc->gfx.y0_top ? 0 : vc->gfx.h;
- y2 = vc->gfx.y0_top ? vc->gfx.h : 0;
- glBlitFramebuffer(0, y1, vc->gfx.w, y2,
- 0, 0, ww, wh,
- GL_COLOR_BUFFER_BIT, GL_NEAREST);
- glBindFramebuffer(GL_FRAMEBUFFER_EXT, vc->gfx.fbo_id);
+ egl_fb_setup_default(&vc->gfx.win_fb, ww, wh);
+ egl_fb_blit(&vc->gfx.win_fb, &vc->gfx.guest_fb, !vc->gfx.y0_top);
eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
}
diff --git a/ui/gtk-gl-area.c b/ui/gtk-gl-area.c
index b05c665cbb..18b298fc21 100644
--- a/ui/gtk-gl-area.c
+++ b/ui/gtk-gl-area.c
@@ -26,14 +26,7 @@ static void gtk_gl_area_set_scanout_mode(VirtualConsole *vc,
bool scanout)
vc->gfx.scanout_mode = scanout;
if (!vc->gfx.scanout_mode) {
- if (vc->gfx.fbo_id) {
- glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT,
- GL_COLOR_ATTACHMENT0_EXT,
- GL_TEXTURE_2D, 0, 0);
- glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
- glDeleteFramebuffers(1, &vc->gfx.fbo_id);
- vc->gfx.fbo_id = 0;
- }
+ egl_fb_destroy(&vc->gfx.guest_fb);
if (vc->gfx.surface) {
surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds);
surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
@@ -56,11 +49,11 @@ void gd_gl_area_draw(VirtualConsole *vc)
wh = gtk_widget_get_allocated_height(vc->gfx.drawing_area);
if (vc->gfx.scanout_mode) {
- if (!vc->gfx.fbo_id) {
+ if (!vc->gfx.guest_fb.framebuffer) {
return;
}
- glBindFramebuffer(GL_READ_FRAMEBUFFER, vc->gfx.fbo_id);
+ glBindFramebuffer(GL_READ_FRAMEBUFFER, vc->gfx.guest_fb.framebuffer);
/* GtkGLArea sets GL_DRAW_FRAMEBUFFER for us */
glViewport(0, 0, ww, wh);
@@ -181,24 +174,19 @@ void gd_gl_area_scanout_texture(DisplayChangeListener
*dcl,
vc->gfx.y = y;
vc->gfx.w = w;
vc->gfx.h = h;
- vc->gfx.tex_id = backing_id;
vc->gfx.y0_top = backing_y_0_top;
gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area));
- if (vc->gfx.tex_id == 0 || vc->gfx.w == 0 || vc->gfx.h == 0) {
+ if (vc->gfx.guest_fb.framebuffer == 0 ||
+ vc->gfx.w == 0 || vc->gfx.h == 0) {
gtk_gl_area_set_scanout_mode(vc, false);
return;
}
gtk_gl_area_set_scanout_mode(vc, true);
- if (!vc->gfx.fbo_id) {
- glGenFramebuffers(1, &vc->gfx.fbo_id);
- }
-
- glBindFramebuffer(GL_FRAMEBUFFER_EXT, vc->gfx.fbo_id);
- glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
- GL_TEXTURE_2D, vc->gfx.tex_id, 0);
+ egl_fb_create_for_tex(&vc->gfx.guest_fb, backing_width, backing_height,
+ backing_id);
}
void gd_gl_area_scanout_flush(DisplayChangeListener *dcl,
--
2.9.3
- [Qemu-devel] [PULL 0/6] Queue/ui patches, Gerd Hoffmann, 2017/06/21
- [Qemu-devel] [PULL 6/6] ui: Remove inclusion of "hw/qdev.h", Gerd Hoffmann, 2017/06/21
- [Qemu-devel] [PULL 5/6] console: remove do_safe_dpy_refresh, Gerd Hoffmann, 2017/06/21
- [Qemu-devel] [PULL 1/6] egl-helpers: add helpers to handle opengl framebuffers, Gerd Hoffmann, 2017/06/21
- [Qemu-devel] [PULL 4/6] gtk: use framebuffer helper functions.,
Gerd Hoffmann <=
- [Qemu-devel] [PULL 3/6] sdl2: use framebuffer helper functions., Gerd Hoffmann, 2017/06/21
- [Qemu-devel] [PULL 2/6] egl-headless: use framebuffer helper functions., Gerd Hoffmann, 2017/06/21
- Re: [Qemu-devel] [PULL 0/6] Queue/ui patches, Peter Maydell, 2017/06/22