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-rw-r--r--boilerplate/cairo-boilerplate-cogl.c206
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diff --git a/boilerplate/cairo-boilerplate-cogl.c b/boilerplate/cairo-boilerplate-cogl.c
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+/* Cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2009 Chris Wilson
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is Chris Wilson.
+ */
+
+#include "cairo-boilerplate-private.h"
+
+#include <cairo-cogl.h>
+#include <cogl/cogl2-experimental.h>
+
+typedef struct _cogl_closure {
+ cairo_device_t *device;
+ CoglFramebuffer *fb;
+ cairo_surface_t *surface;
+} cogl_closure_t;
+
+static const cairo_user_data_key_t cogl_closure_key;
+
+static CoglContext *context = NULL;
+
+static void
+_cairo_boilerplate_cogl_cleanup (void *abstract_closure)
+{
+ cogl_closure_t *closure = abstract_closure;
+
+ cogl_object_unref (closure->fb);
+
+ cairo_device_finish (closure->device);
+ cairo_device_destroy (closure->device);
+
+ free (closure);
+}
+
+static cairo_surface_t *
+_cairo_boilerplate_cogl_create_offscreen_color_surface (const char *name,
+ cairo_content_t content,
+ double width,
+ double height,
+ double max_width,
+ double max_height,
+ cairo_boilerplate_mode_t mode,
+ void **abstract_closure)
+{
+ cairo_device_t *device;
+ CoglTexture *tex;
+ CoglHandle offscreen;
+ CoglFramebuffer *fb;
+ cogl_closure_t *closure;
+ cairo_status_t status;
+
+ if (!context)
+ context = cogl_context_new (NULL, NULL);
+
+ device = cairo_cogl_device_create (context);
+ tex = cogl_texture_new_with_size (width, height,
+ COGL_TEXTURE_NO_SLICING,
+ COGL_PIXEL_FORMAT_BGRA_8888_PRE);
+ offscreen = cogl_offscreen_new_to_texture (tex);
+ fb = COGL_FRAMEBUFFER (offscreen);
+
+ cogl_framebuffer_allocate (fb, NULL);
+ cogl_push_framebuffer (fb);
+ cogl_ortho (0, cogl_framebuffer_get_width (fb),
+ cogl_framebuffer_get_height (fb), 0,
+ -1, 100);
+ cogl_pop_framebuffer ();
+
+ closure = malloc (sizeof (cogl_closure_t));
+ *abstract_closure = closure;
+ closure->device = device;
+ closure->fb = fb;
+ closure->surface = cairo_cogl_surface_create (device, fb);
+
+ status = cairo_surface_set_user_data (closure->surface,
+ &cogl_closure_key, closure, NULL);
+ if (status == CAIRO_STATUS_SUCCESS)
+ return closure->surface;
+
+ _cairo_boilerplate_cogl_cleanup (closure);
+ return cairo_boilerplate_surface_create_in_error (status);
+}
+
+static cairo_surface_t *
+_cairo_boilerplate_cogl_create_onscreen_color_surface (const char *name,
+ cairo_content_t content,
+ double width,
+ double height,
+ double max_width,
+ double max_height,
+ cairo_boilerplate_mode_t mode,
+ void **abstract_closure)
+{
+ cairo_device_t *device;
+ CoglOnscreen *onscreen;
+ CoglFramebuffer *fb;
+ cogl_closure_t *closure;
+ cairo_status_t status;
+
+ if (!context)
+ context = cogl_context_new (NULL, NULL);
+
+ device = cairo_cogl_device_create (context);
+ onscreen = cogl_onscreen_new (context, width, height);
+ fb = COGL_FRAMEBUFFER (onscreen);
+
+ cogl_onscreen_show (onscreen);
+
+ cogl_push_framebuffer (fb);
+ cogl_ortho (0, cogl_framebuffer_get_width (fb),
+ cogl_framebuffer_get_height (fb), 0,
+ -1, 100);
+ cogl_pop_framebuffer ();
+
+ closure = malloc (sizeof (cogl_closure_t));
+ *abstract_closure = closure;
+ closure->device = device;
+ closure->fb = fb;
+ closure->surface = cairo_cogl_surface_create (device, fb);
+
+ status = cairo_surface_set_user_data (closure->surface,
+ &cogl_closure_key, closure, NULL);
+ if (status == CAIRO_STATUS_SUCCESS)
+ return closure->surface;
+
+ _cairo_boilerplate_cogl_cleanup (closure);
+ return cairo_boilerplate_surface_create_in_error (status);
+}
+
+static cairo_status_t
+_cairo_boilerplate_cogl_finish_onscreen (cairo_surface_t *surface)
+{
+ cogl_closure_t *closure = cairo_surface_get_user_data (surface, &cogl_closure_key);
+
+ cairo_cogl_surface_end_frame (surface);
+
+ cogl_framebuffer_swap_buffers (closure->fb);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static void
+_cairo_boilerplate_cogl_synchronize (void *abstract_closure)
+{
+ cogl_closure_t *closure = abstract_closure;
+ cogl_framebuffer_finish (closure->fb);
+}
+
+static const cairo_boilerplate_target_t targets[] = {
+ {
+ "cogl-offscreen-color", "cogl", NULL, NULL,
+ CAIRO_SURFACE_TYPE_COGL, CAIRO_CONTENT_COLOR_ALPHA, 1,
+ "cairo_cogl_device_create",
+ _cairo_boilerplate_cogl_create_offscreen_color_surface,
+ cairo_surface_create_similar,
+ NULL, NULL,
+ _cairo_boilerplate_get_image_surface,
+ cairo_surface_write_to_png,
+ _cairo_boilerplate_cogl_cleanup,
+ _cairo_boilerplate_cogl_synchronize,
+ NULL,
+ TRUE, FALSE, FALSE
+ },
+ {
+ "cogl-onscreen-color", "cogl", NULL, NULL,
+ CAIRO_SURFACE_TYPE_COGL, CAIRO_CONTENT_COLOR_ALPHA, 1,
+ "cairo_cogl_device_create",
+ _cairo_boilerplate_cogl_create_onscreen_color_surface,
+ cairo_surface_create_similar,
+ NULL,
+ _cairo_boilerplate_cogl_finish_onscreen,
+ _cairo_boilerplate_get_image_surface,
+ cairo_surface_write_to_png,
+ _cairo_boilerplate_cogl_cleanup,
+ _cairo_boilerplate_cogl_synchronize,
+ NULL,
+ TRUE, FALSE, FALSE
+ }
+};
+CAIRO_BOILERPLATE (cogl, targets)