diff options
Diffstat (limited to 'qemu/ui/gtk-gl-area.c')
| -rw-r--r-- | qemu/ui/gtk-gl-area.c | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/qemu/ui/gtk-gl-area.c b/qemu/ui/gtk-gl-area.c deleted file mode 100644 index b86ff3cbe..000000000 --- a/qemu/ui/gtk-gl-area.c +++ /dev/null @@ -1,224 +0,0 @@ -/* - * GTK UI -- glarea opengl code. - * - * Requires 3.16+ (GtkGLArea widget). - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - */ - -#include "qemu/osdep.h" -#include "qemu-common.h" - -#include "trace.h" - -#include "ui/console.h" -#include "ui/gtk.h" -#include "ui/egl-helpers.h" - -#include "sysemu/sysemu.h" - -static void gtk_gl_area_set_scanout_mode(VirtualConsole *vc, bool scanout) -{ - if (vc->gfx.scanout_mode == scanout) { - return; - } - - 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; - } - if (vc->gfx.surface) { - surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds); - surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds); - } - } -} - -/** DisplayState Callbacks (opengl version) **/ - -void gd_gl_area_draw(VirtualConsole *vc) -{ - int ww, wh, y1, y2; - - if (!vc->gfx.gls) { - return; - } - - gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area)); - ww = gtk_widget_get_allocated_width(vc->gfx.drawing_area); - wh = gtk_widget_get_allocated_height(vc->gfx.drawing_area); - - if (vc->gfx.scanout_mode) { - if (!vc->gfx.fbo_id) { - return; - } - - glBindFramebuffer(GL_READ_FRAMEBUFFER, vc->gfx.fbo_id); - /* GtkGLArea sets GL_DRAW_FRAMEBUFFER for us */ - - 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); - } else { - if (!vc->gfx.ds) { - return; - } - gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area)); - - surface_gl_setup_viewport(vc->gfx.gls, vc->gfx.ds, ww, wh); - surface_gl_render_texture(vc->gfx.gls, vc->gfx.ds); - } -} - -void gd_gl_area_update(DisplayChangeListener *dcl, - int x, int y, int w, int h) -{ - VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl); - - if (!vc->gfx.gls || !vc->gfx.ds) { - return; - } - - gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area)); - surface_gl_update_texture(vc->gfx.gls, vc->gfx.ds, x, y, w, h); - vc->gfx.glupdates++; -} - -void gd_gl_area_refresh(DisplayChangeListener *dcl) -{ - VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl); - - if (!vc->gfx.gls) { - if (!gtk_widget_get_realized(vc->gfx.drawing_area)) { - return; - } - gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area)); - vc->gfx.gls = console_gl_init_context(); - if (vc->gfx.ds) { - surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds); - } - } - - graphic_hw_update(dcl->con); - - if (vc->gfx.glupdates) { - vc->gfx.glupdates = 0; - gtk_gl_area_set_scanout_mode(vc, false); - gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area)); - } -} - -void gd_gl_area_switch(DisplayChangeListener *dcl, - DisplaySurface *surface) -{ - VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl); - bool resized = true; - - trace_gd_switch(vc->label, surface_width(surface), surface_height(surface)); - - if (vc->gfx.ds && - surface_width(vc->gfx.ds) == surface_width(surface) && - surface_height(vc->gfx.ds) == surface_height(surface)) { - resized = false; - } - - if (vc->gfx.gls) { - gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area)); - surface_gl_destroy_texture(vc->gfx.gls, vc->gfx.ds); - surface_gl_create_texture(vc->gfx.gls, surface); - } - vc->gfx.ds = surface; - - if (resized) { - gd_update_windowsize(vc); - } -} - -QEMUGLContext gd_gl_area_create_context(DisplayChangeListener *dcl, - QEMUGLParams *params) -{ - VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl); - GdkWindow *window; - GdkGLContext *ctx; - GError *err = NULL; - - gtk_gl_area_make_current(GTK_GL_AREA(vc->gfx.drawing_area)); - window = gtk_widget_get_window(vc->gfx.drawing_area); - ctx = gdk_window_create_gl_context(window, &err); - gdk_gl_context_set_required_version(ctx, - params->major_ver, - params->minor_ver); - gdk_gl_context_realize(ctx, &err); - return ctx; -} - -void gd_gl_area_destroy_context(DisplayChangeListener *dcl, QEMUGLContext ctx) -{ - /* FIXME */ -} - -void gd_gl_area_scanout(DisplayChangeListener *dcl, - uint32_t backing_id, bool backing_y_0_top, - uint32_t x, uint32_t y, - uint32_t w, uint32_t h) -{ - VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl); - - vc->gfx.x = x; - 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) { - 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); -} - -void gd_gl_area_scanout_flush(DisplayChangeListener *dcl, - uint32_t x, uint32_t y, uint32_t w, uint32_t h) -{ - VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl); - - gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area)); -} - -void gtk_gl_area_init(void) -{ - display_opengl = 1; -} - -QEMUGLContext gd_gl_area_get_current_context(DisplayChangeListener *dcl) -{ - return gdk_gl_context_get_current(); -} - -int gd_gl_area_make_current(DisplayChangeListener *dcl, - QEMUGLContext ctx) -{ - gdk_gl_context_make_current(ctx); - return 0; -} |