+++ /dev/null
-/*
- * Copyright (C) 2006 John Ellis
- * Copyright (C) 2008 - 2016 The Geeqie Team
- *
- * Author: John Ellis
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-
-#include "main.h"
-#include "pixbuf-renderer.h"
-#include "renderer-clutter.h"
-
-#include "intl.h"
-#include "layout.h"
-
-#include <gtk/gtk.h>
-
-#ifdef HAVE_CLUTTER
-
-/* for 3d texture */
-#define COGL_ENABLE_EXPERIMENTAL_API
-#define CLUTTER_ENABLE_EXPERIMENTAL_API
-
-#include <clutter/clutter.h>
-
-#include <clutter-gtk/clutter-gtk.h>
-
-
-
-#define GQ_BUILD 1
-
-#ifdef GQ_BUILD
-#include "main.h"
-#include "pixbuf_util.h"
-#include "exif.h"
-#else
-typedef enum {
- EXIF_ORIENTATION_UNKNOWN = 0,
- EXIF_ORIENTATION_TOP_LEFT = 1,
- EXIF_ORIENTATION_TOP_RIGHT = 2,
- EXIF_ORIENTATION_BOTTOM_RIGHT = 3,
- EXIF_ORIENTATION_BOTTOM_LEFT = 4,
- EXIF_ORIENTATION_LEFT_TOP = 5,
- EXIF_ORIENTATION_RIGHT_TOP = 6,
- EXIF_ORIENTATION_RIGHT_BOTTOM = 7,
- EXIF_ORIENTATION_LEFT_BOTTOM = 8
-} ExifOrientationType;
-#endif
-
-#define GET_RIGHT_PIXBUF_OFFSET(rc) \
- (( (rc->stereo_mode & PR_STEREO_RIGHT) && !(rc->stereo_mode & PR_STEREO_SWAP)) || \
- (!(rc->stereo_mode & PR_STEREO_RIGHT) && (rc->stereo_mode & PR_STEREO_SWAP)) ? \
- rc->pr->stereo_pixbuf_offset_right : rc->pr->stereo_pixbuf_offset_left )
-
-#define GET_LEFT_PIXBUF_OFFSET(rc) \
- ((!(rc->stereo_mode & PR_STEREO_RIGHT) && !(rc->stereo_mode & PR_STEREO_SWAP)) || \
- ( (rc->stereo_mode & PR_STEREO_RIGHT) && (rc->stereo_mode & PR_STEREO_SWAP)) ? \
- rc->pr->stereo_pixbuf_offset_right : rc->pr->stereo_pixbuf_offset_left )
-
-
-typedef struct _OverlayData OverlayData;
-struct _OverlayData
-{
- gint id;
-
- GdkPixbuf *pixbuf;
- ClutterActor *actor;
-
- gint x;
- gint y;
-
- OverlayRendererFlags flags;
-};
-
-typedef struct _RendererClutter RendererClutter;
-
-struct _RendererClutter
-{
- RendererFuncs f;
- PixbufRenderer *pr;
-
-
- gint stereo_mode;
- gint stereo_off_x;
- gint stereo_off_y;
-
-
- GList *pending_updates;
- gint idle_update;
-
- GList *overlay_list;
-
- GtkWidget *widget; /* widget and stage may be shared with other renderers */
- ClutterActor *stage;
- ClutterActor *texture;
- ClutterActor *group;
-
- gboolean clut_updated;
- gint64 last_pixbuf_change;
-};
-
-typedef struct _RendererClutterAreaParam RendererClutterAreaParam;
-struct _RendererClutterAreaParam {
- RendererClutter *rc;
- gint x;
- gint y;
- gint w;
- gint h;
-};
-
-typedef struct _RendererClutterShaderInfo RendererClutterShaderInfo;
-struct _RendererClutterShaderInfo {
- float checkersize;
- float checkercolor0[3];
- float checkercolor1[3];
-};
-
-#define CLUT_SIZE 32
-
-static void rc_set_shader(CoglHandle material, const RendererClutterShaderInfo *shaderInfo)
-{
- CoglHandle shader;
- CoglHandle program;
- gint uniform_no;
-
- shader = cogl_create_shader (COGL_SHADER_TYPE_FRAGMENT);
- cogl_shader_source (shader,
- "vec3 checker(vec2 texc, vec3 color0, vec3 color1) \n"
- "{ \n"
- " if (mod(floor(texc.x) + floor(texc.y), 2.0) == 0.0) \n"
- " return color0; \n"
- " else \n"
- " return color1; \n"
- "} \n"
- " \n"
- "uniform sampler2D tex; \n"
- "uniform sampler3D clut; \n"
- "uniform float scale; \n"
- "uniform float offset; \n"
- "uniform float checkersize; \n"
- "uniform vec3 color0; \n"
- "uniform vec3 color1; \n"
- " \n"
- "void main(void) \n"
- "{ \n"
- " vec3 bg = checker(gl_FragCoord.xy / checkersize, color0, color1); \n"
- " vec4 img4 = texture2D(tex, gl_TexCoord[0].xy); \n"
- " vec3 img3 = img4.bgr; \n"
- " img3 = img3 * scale + offset; \n"
- " img3 = texture3D(clut, img3).rgb; \n"
- " \n"
- " gl_FragColor = vec4(img3 * img4.a + bg * (1.0 - img4.a), 1.0); \n"
- "} \n"
- );
- cogl_shader_compile(shader);
- gchar *err = cogl_shader_get_info_log(shader);
- DEBUG_3("%s\n",err);
- g_free(err);
-
- program = cogl_create_program ();
- cogl_program_attach_shader (program, shader);
- cogl_handle_unref (shader);
- cogl_program_link (program);
-
- uniform_no = cogl_program_get_uniform_location (program, "tex");
- cogl_program_set_uniform_1i (program, uniform_no, 0);
-
- uniform_no = cogl_program_get_uniform_location (program, "clut");
- cogl_program_set_uniform_1i (program, uniform_no, 1);
-
- uniform_no = cogl_program_get_uniform_location (program, "scale");
- cogl_program_set_uniform_1f (program, uniform_no, (double) (CLUT_SIZE - 1) / CLUT_SIZE);
-
- uniform_no = cogl_program_get_uniform_location (program, "offset");
- cogl_program_set_uniform_1f (program, uniform_no, 1.0 / (2 * CLUT_SIZE));
-
- uniform_no = cogl_program_get_uniform_location (program, "checkersize");
- cogl_program_set_uniform_1f (program, uniform_no, shaderInfo->checkersize);
-
- uniform_no = cogl_program_get_uniform_location (program, "color0");
- cogl_program_set_uniform_float (program, uniform_no, 3, 1, shaderInfo->checkercolor0);
-
- uniform_no = cogl_program_get_uniform_location (program, "color1");
- cogl_program_set_uniform_float (program, uniform_no, 3, 1, shaderInfo->checkercolor1);
-
- cogl_material_set_user_program (material, program);
- cogl_handle_unref (program);
-}
-
-
-static void rc_prepare_post_process_lut(RendererClutter *rc)
-{
- PixbufRenderer *pr = rc->pr;
- static guchar clut[CLUT_SIZE * CLUT_SIZE * CLUT_SIZE * 3];
- guint r, g, b;
- GdkPixbuf *tmp_pixbuf;
- CoglHandle material;
- CoglHandle tex3d;
-
- DEBUG_3("%s clut start", get_exec_time());
-
- for (r = 0; r < CLUT_SIZE; r++)
- {
- for (g = 0; g < CLUT_SIZE; g++)
- {
- for (b = 0; b < CLUT_SIZE; b++)
- {
- guchar *ptr = clut + ((b * CLUT_SIZE + g) * CLUT_SIZE + r) * 3;
- ptr[0] = floor ((double) r / (CLUT_SIZE - 1) * 255.0 + 0.5);
- ptr[1] = floor ((double) g / (CLUT_SIZE - 1) * 255.0 + 0.5);
- ptr[2] = floor ((double) b / (CLUT_SIZE - 1) * 255.0 + 0.5);
- }
- }
- }
- tmp_pixbuf = gdk_pixbuf_new_from_data(clut, GDK_COLORSPACE_RGB, FALSE, 8,
- CLUT_SIZE * CLUT_SIZE,
- CLUT_SIZE,
- CLUT_SIZE * CLUT_SIZE * 3,
- NULL, NULL);
- if (pr->func_post_process)
- {
- pr->func_post_process(pr, &tmp_pixbuf, 0, 0, CLUT_SIZE * CLUT_SIZE, CLUT_SIZE, pr->post_process_user_data);
- }
- g_object_unref(tmp_pixbuf);
-
- DEBUG_3("%s clut upload start", get_exec_time());
-#if COGL_VERSION_CHECK(1,18,2)
- {
- CoglContext *ctx = clutter_backend_get_cogl_context(clutter_get_default_backend ());
-
- tex3d = cogl_texture_3d_new_from_data(ctx,
- CLUT_SIZE, CLUT_SIZE, CLUT_SIZE,
- COGL_PIXEL_FORMAT_RGB_888,
- CLUT_SIZE * 3,
- CLUT_SIZE * CLUT_SIZE * 3,
- clut,
- NULL);
- }
-#elif COGL_VERSION_CHECK(1,10,4)
- {
- CoglContext *ctx = clutter_backend_get_cogl_context(clutter_get_default_backend ());
-
- tex3d = cogl_texture_3d_new_from_data(ctx,
- CLUT_SIZE, CLUT_SIZE, CLUT_SIZE,
- COGL_PIXEL_FORMAT_RGB_888,
- COGL_PIXEL_FORMAT_RGB_888,
- CLUT_SIZE * 3,
- CLUT_SIZE * CLUT_SIZE * 3,
- clut,
- NULL);
- }
-#else
- tex3d = cogl_texture_3d_new_from_data(CLUT_SIZE, CLUT_SIZE, CLUT_SIZE,
- COGL_TEXTURE_NONE,
- COGL_PIXEL_FORMAT_RGB_888,
- COGL_PIXEL_FORMAT_RGB_888,
- CLUT_SIZE * 3,
- CLUT_SIZE * CLUT_SIZE * 3,
- clut,
- NULL);
-#endif
- material = clutter_texture_get_cogl_material(CLUTTER_TEXTURE(rc->texture));
- cogl_material_set_layer(material, 1, tex3d);
- cogl_handle_unref(tex3d);
- DEBUG_3("%s clut end", get_exec_time());
- rc->clut_updated = TRUE;
-}
-
-
-
-static void rc_sync_actor(RendererClutter *rc)
-{
- PixbufRenderer *pr = rc->pr;
- gint anchor_x = 0;
- gint anchor_y = 0;
- gint rot_z = 0;
- gint rot_y = 0;
-
- clutter_actor_set_anchor_point(CLUTTER_ACTOR(rc->texture), 0, 0);
-
- DEBUG_3("scale %d %d", rc->pr->width, rc->pr->height);
- DEBUG_3("pos %d %d", rc->pr->x_offset, rc->pr->y_offset);
-
- clutter_actor_set_scale(CLUTTER_ACTOR(rc->texture),
- (gfloat)pr->width / pr->image_width,
- (gfloat)pr->height / pr->image_height);
-
- switch (pr->orientation)
- {
- case EXIF_ORIENTATION_TOP_LEFT:
- /* 1 - Horizontal (normal) */
- break;
- case EXIF_ORIENTATION_TOP_RIGHT:
- /* 2 - Mirror horizontal */
- rot_y = 180;
- anchor_x = pr->width;
- break;
- case EXIF_ORIENTATION_BOTTOM_RIGHT:
- /* 3 - Rotate 180 */
- rot_z = 180;
- anchor_x = pr->width;
- anchor_y = pr->height;
- break;
- case EXIF_ORIENTATION_BOTTOM_LEFT:
- /* 4 - Mirror vertical */
- rot_z = 180;
- rot_y = 180;
- anchor_y = pr->height;
- break;
- case EXIF_ORIENTATION_LEFT_TOP:
- /* 5 - Mirror horizontal and rotate 270 CW */
- rot_z = 270;
- rot_y = 180;
- break;
- case EXIF_ORIENTATION_RIGHT_TOP:
- /* 6 - Rotate 90 CW */
- rot_z = 90;
- anchor_x = pr->width;
- break;
- case EXIF_ORIENTATION_RIGHT_BOTTOM:
- /* 7 - Mirror horizontal and rotate 90 CW */
- rot_z = 90;
- rot_y = 180;
- anchor_x = pr->width;
- anchor_y = pr->height;
- break;
- case EXIF_ORIENTATION_LEFT_BOTTOM:
- /* 8 - Rotate 270 CW */
- rot_z = 270;
- anchor_y = pr->height;
- break;
- default:
- /* The other values are out of range */
- break;
- }
-
- clutter_actor_set_rotation( CLUTTER_ACTOR(rc->texture),
- CLUTTER_Z_AXIS,
- rot_z, 0, 0, 0);
- clutter_actor_set_rotation( CLUTTER_ACTOR(rc->texture),
- CLUTTER_Y_AXIS,
- rot_y, 0, 0, 0);
-
- clutter_actor_set_position(CLUTTER_ACTOR(rc->texture),
- pr->x_offset - pr->x_scroll + anchor_x,
- pr->y_offset - pr->y_scroll + anchor_y);
-
-}
-
-
-static void rc_area_clip_add(RendererClutter *rc, gfloat x, gfloat y, gfloat w, gfloat h)
-{
- gfloat x2, y2;
- gfloat clip_x, clip_y, clip_w, clip_h, clip_x2, clip_y2;
-
- x2 = x + w;
- y2 = y + h;
-
- clutter_actor_get_clip(rc->texture, &clip_x, &clip_y, &clip_w, &clip_h);
-
- clip_x2 = clip_x + clip_w;
- clip_y2 = clip_y + clip_h;
-
- if (clip_x > x) clip_x = x;
- if (clip_x2 < x2) clip_x2 = x2;
- if (clip_y > y) clip_y = y;
- if (clip_y2 < y2) clip_y2 = y2;
-
- clip_w = clip_x2 - clip_x;
- clip_h = clip_y2 - clip_y;
-
- clutter_actor_set_clip(rc->texture, clip_x, clip_y, clip_w, clip_h);
-}
-
-#define MAX_REGION_AREA (32768 * 1024)
-
-static gboolean rc_area_changed_cb(gpointer data);
-
-static void rc_schedule_texture_upload(RendererClutter *rc)
-{
- if (g_get_monotonic_time() - rc->last_pixbuf_change < 50000)
- {
- /* delay clutter redraw until the texture has some data
- set priority between gtk redraw and clutter redraw */
- DEBUG_3("%s tex upload high prio", get_exec_time());
- rc->idle_update = g_idle_add_full(CLUTTER_PRIORITY_REDRAW - 10, rc_area_changed_cb, rc, NULL);
- }
- else
- {
- /* higher prio than histogram */
- DEBUG_3("%s tex upload low prio", get_exec_time());
-
- rc->idle_update = g_idle_add_full(G_PRIORITY_DEFAULT_IDLE - 5, rc_area_changed_cb, rc, NULL);
- }
-}
-
-static gboolean rc_area_changed_cb(gpointer data)
-{
- RendererClutter *rc = (RendererClutter *)data;
- PixbufRenderer *pr = rc->pr;
-
- RendererClutterAreaParam *par = rc->pending_updates->data;
-
- gint h = MAX_REGION_AREA / par->w;
- if (h == 0) h = 1;
- if (h > par->h) h = par->h;
-
-
- DEBUG_3("%s upload start", get_exec_time());
- if (pr->pixbuf)
- {
- CoglHandle texture = clutter_texture_get_cogl_texture(CLUTTER_TEXTURE(rc->texture));
-
- cogl_texture_set_region(texture,
- par->x + GET_RIGHT_PIXBUF_OFFSET(rc),
- par->y,
- par->x,
- par->y,
- par->w,
- h,
- par->w,
- h,
- gdk_pixbuf_get_has_alpha(pr->pixbuf) ? COGL_PIXEL_FORMAT_BGRA_8888 : COGL_PIXEL_FORMAT_BGR_888,
- gdk_pixbuf_get_rowstride(pr->pixbuf),
- gdk_pixbuf_get_pixels(pr->pixbuf));
- }
- DEBUG_3("%s upload end", get_exec_time());
- rc_area_clip_add(rc, par->x, par->y, par->w, h);
-
-
- par->y += h;
- par->h -= h;
-
- if (par->h == 0)
- {
- rc->pending_updates = g_list_remove(rc->pending_updates, par);
- g_free(par);
- }
- if (!rc->pending_updates)
- {
- clutter_actor_queue_redraw(CLUTTER_ACTOR(rc->texture));
- rc->idle_update = 0;
-
- /* FIXME: find a better place for this */
- if (!rc->clut_updated) rc_prepare_post_process_lut(rc);
-
- return FALSE;
- }
-
- rc_schedule_texture_upload(rc);
-
- return FALSE; /* it was rescheduled, possibly with different prio */
-}
-
-
-static void rc_area_changed(void *renderer, gint src_x, gint src_y, gint src_w, gint src_h)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
- PixbufRenderer *pr = rc->pr;
- RendererClutterAreaParam *par;
-
- gint width = gdk_pixbuf_get_width(pr->pixbuf);
- gint height = gdk_pixbuf_get_height(pr->pixbuf);
-
- if (pr->stereo_data == STEREO_PIXBUF_SBS || pr->stereo_data == STEREO_PIXBUF_CROSS)
- {
- width /= 2;
- }
-
- if (!pr_clip_region(src_x, src_y, src_w, src_h,
- GET_RIGHT_PIXBUF_OFFSET(rc), 0, width, height,
- &src_x, &src_y, &src_w, &src_h)) return;
-
- par = g_new0(RendererClutterAreaParam, 1);
- par->rc = rc;
- par->x = src_x - GET_RIGHT_PIXBUF_OFFSET(rc);
- par->y = src_y;
- par->w = src_w;
- par->h = src_h;
- rc->pending_updates = g_list_append(rc->pending_updates, par);
- if (!rc->idle_update)
- {
- rc_schedule_texture_upload(rc);
- }
-}
-
-static void rc_remove_pending_updates(RendererClutter *rc)
-{
- if (rc->idle_update) g_idle_remove_by_data(rc);
- rc->idle_update = 0;
- while (rc->pending_updates)
- {
- RendererClutterAreaParam *par = rc->pending_updates->data;
- rc->pending_updates = g_list_remove(rc->pending_updates, par);
- g_free(par);
- }
-}
-
-static void rc_update_pixbuf(void *renderer, gboolean lazy)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
- PixbufRenderer *pr = rc->pr;
-
- DEBUG_3("rc_update_pixbuf");
-
- rc_remove_pending_updates(rc);
-
- rc->last_pixbuf_change = g_get_monotonic_time();
- DEBUG_3("%s change time reset", get_exec_time());
-
- if (pr->pixbuf)
- {
- gint width = gdk_pixbuf_get_width(pr->pixbuf);
- gint height = gdk_pixbuf_get_height(pr->pixbuf);
-
- DEBUG_3("pixbuf size %d x %d (%d)", width, height, gdk_pixbuf_get_has_alpha(pr->pixbuf) ? 32 : 24);
-
- gint prev_width, prev_height;
-
- if (pr->stereo_data == STEREO_PIXBUF_SBS || pr->stereo_data == STEREO_PIXBUF_CROSS)
- {
- width /= 2;
- }
-
-
- clutter_texture_get_base_size(CLUTTER_TEXTURE(rc->texture), &prev_width, &prev_height);
-
- if (width != prev_width || height != prev_height)
- {
- /* FIXME use CoglMaterial with multiple textures for background, color management, anaglyph, ... */
- CoglHandle texture = cogl_texture_new_with_size(width,
- height,
- COGL_TEXTURE_NO_AUTO_MIPMAP | COGL_TEXTURE_NO_SLICING,
- gdk_pixbuf_get_has_alpha(pr->pixbuf) ? COGL_PIXEL_FORMAT_BGRA_8888 : COGL_PIXEL_FORMAT_BGR_888);
-
- if (texture != COGL_INVALID_HANDLE)
- {
- clutter_texture_set_cogl_texture(CLUTTER_TEXTURE(rc->texture), texture);
- cogl_handle_unref(texture);
- }
- }
- clutter_actor_set_clip(rc->texture, 0, 0, 0, 0); /* visible area is extended as area_changed events arrive */
- if (!lazy)
- {
- rc_area_changed(renderer, GET_RIGHT_PIXBUF_OFFSET(rc), 0, width, height);
- }
- }
-
- rc->clut_updated = FALSE;
-}
-
-
-
-static void rc_update_zoom(void *renderer, gboolean lazy)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
-
- DEBUG_3("rc_update_zoom");
- rc_sync_actor(rc);
-}
-
-static void rc_invalidate_region(void *renderer, gint x, gint y, gint w, gint h)
-{
-}
-
-static OverlayData *rc_overlay_find(RendererClutter *rc, gint id)
-{
- GList *work;
-
- work = rc->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- if (od->id == id) return od;
- }
-
- return NULL;
-}
-
-static void rc_overlay_actor_destroy_cb(ClutterActor *actor, gpointer user_data)
-{
- OverlayData *od = user_data;
- od->actor = NULL;
-}
-
-static void rc_overlay_free(RendererClutter *rc, OverlayData *od)
-{
- rc->overlay_list = g_list_remove(rc->overlay_list, od);
-
- if (od->pixbuf) g_object_unref(G_OBJECT(od->pixbuf));
- if (od->actor) clutter_actor_destroy(od->actor);
- g_free(od);
-}
-
-static void rc_overlay_update_position(RendererClutter *rc, OverlayData *od)
-{
- gint px, py, pw, ph;
-
- pw = gdk_pixbuf_get_width(od->pixbuf);
- ph = gdk_pixbuf_get_height(od->pixbuf);
- px = od->x;
- py = od->y;
-
- if (od->flags & OVL_RELATIVE)
- {
- if (px < 0) px = rc->pr->viewport_width - pw + px;
- if (py < 0) py = rc->pr->viewport_height - ph + py;
- }
- if (od->actor) clutter_actor_set_position(od->actor, px, py);
-}
-
-static void rc_overlay_update_positions(RendererClutter *rc)
-{
- GList *work;
-
- work = rc->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- rc_overlay_update_position(rc, od);
- }
-}
-
-static void rc_overlay_free_all(RendererClutter *rc)
-{
- GList *work;
-
- work = rc->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- rc_overlay_free(rc, od);
- }
-}
-
-static gint rc_overlay_add(void *renderer, GdkPixbuf *pixbuf, gint x, gint y, OverlayRendererFlags flags)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
- PixbufRenderer *pr = rc->pr;
- OverlayData *od;
- gint id;
-
- g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), -1);
- g_return_val_if_fail(pixbuf != NULL, -1);
-
- id = 1;
- while (rc_overlay_find(rc, id)) id++;
-
- od = g_new0(OverlayData, 1);
- od->id = id;
- od->pixbuf = pixbuf;
- g_object_ref(G_OBJECT(od->pixbuf));
- od->x = x;
- od->y = y;
- od->flags = flags;
-
- od->actor = gtk_clutter_texture_new();
- g_signal_connect (od->actor, "destroy", G_CALLBACK(rc_overlay_actor_destroy_cb), od);
-
- gtk_clutter_texture_set_from_pixbuf(GTK_CLUTTER_TEXTURE (od->actor), pixbuf, NULL);
- clutter_container_add_actor(CLUTTER_CONTAINER(rc->group), od->actor);
-
- rc->overlay_list = g_list_append(rc->overlay_list, od);
- rc_overlay_update_position(rc, od);
-
- return od->id;
-}
-
-static void rc_overlay_set(void *renderer, gint id, GdkPixbuf *pixbuf, gint x, gint y)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
- PixbufRenderer *pr = rc->pr;
- OverlayData *od;
-
- g_return_if_fail(IS_PIXBUF_RENDERER(pr));
-
- od = rc_overlay_find(rc, id);
- if (!od) return;
-
- if (pixbuf)
- {
- g_object_ref(G_OBJECT(pixbuf));
- g_object_unref(G_OBJECT(od->pixbuf));
- od->pixbuf = pixbuf;
-
- od->x = x;
- od->y = y;
-
- if (od->actor) gtk_clutter_texture_set_from_pixbuf(GTK_CLUTTER_TEXTURE(od->actor), pixbuf, NULL);
- rc_overlay_update_position(rc, od);
- }
- else
- {
- rc_overlay_free(rc, od);
- }
-}
-
-static gboolean rc_overlay_get(void *renderer, gint id, GdkPixbuf **pixbuf, gint *x, gint *y)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
-
- PixbufRenderer *pr = rc->pr;
- OverlayData *od;
-
- g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
-
- od = rc_overlay_find(rc, id);
- if (!od) return FALSE;
-
- if (pixbuf) *pixbuf = od->pixbuf;
- if (x) *x = od->x;
- if (y) *y = od->y;
-
- return TRUE;
-}
-
-
-static void rc_update_viewport(void *renderer)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
- ClutterColor stage_color = { 0x00, 0x00, 0x00, 0xff };
-
- rc->stereo_off_x = 0;
- rc->stereo_off_y = 0;
-
- if (rc->stereo_mode & PR_STEREO_RIGHT)
- {
- if (rc->stereo_mode & PR_STEREO_HORIZ)
- {
- rc->stereo_off_x = rc->pr->viewport_width;
- }
- else if (rc->stereo_mode & PR_STEREO_VERT)
- {
- rc->stereo_off_y = rc->pr->viewport_height;
- }
- else if (rc->stereo_mode & PR_STEREO_FIXED)
- {
- rc->stereo_off_x = rc->pr->stereo_fixed_x_right;
- rc->stereo_off_y = rc->pr->stereo_fixed_y_right;
- }
- }
- else
- {
- if (rc->stereo_mode & PR_STEREO_FIXED)
- {
- rc->stereo_off_x = rc->pr->stereo_fixed_x_left;
- rc->stereo_off_y = rc->pr->stereo_fixed_y_left;
- }
- }
- DEBUG_3("rc_update_viewport scale %d %d", rc->pr->width, rc->pr->height);
-
- clutter_stage_set_color(CLUTTER_STAGE(rc->stage), &stage_color);
-
-
- clutter_actor_set_size(rc->group, rc->pr->viewport_width, rc->pr->viewport_height);
- clutter_actor_set_position(rc->group, rc->stereo_off_x, rc->stereo_off_y);
-
- clutter_actor_set_rotation(CLUTTER_ACTOR(rc->group),
- CLUTTER_Y_AXIS,
- (rc->stereo_mode & PR_STEREO_MIRROR) ? 180 : 0,
- rc->pr->viewport_width / 2.0, 0, 0);
-
- clutter_actor_set_rotation(CLUTTER_ACTOR(rc->group),
- CLUTTER_X_AXIS,
- (rc->stereo_mode & PR_STEREO_FLIP) ? 180 : 0,
- 0, rc->pr->viewport_height / 2.0, 0);
-
- rc_sync_actor(rc);
- rc_overlay_update_positions(rc);
-}
-
-static void rc_scroll(void *renderer, gint x_off, gint y_off)
-{
- DEBUG_3("rc_scroll");
- RendererClutter *rc = (RendererClutter *)renderer;
-
- rc_sync_actor(rc);
-}
-
-static void rc_stereo_set(void *renderer, gint stereo_mode)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
-
- rc->stereo_mode = stereo_mode;
-}
-
-static void rc_free(void *renderer)
-{
- RendererClutter *rc = (RendererClutter *)renderer;
- GtkWidget *widget = gtk_bin_get_child(GTK_BIN(rc->pr));
-
- rc_remove_pending_updates(rc);
-
- rc_overlay_free_all(rc);
-
- if (widget)
- {
- /* widget still exists */
- clutter_actor_destroy(rc->group);
- if (clutter_group_get_n_children(CLUTTER_GROUP(rc->stage)) == 0)
- {
- DEBUG_1("destroy %p", rc->widget);
- /* this was the last user */
- gtk_widget_destroy(rc->widget);
- }
- else
- {
- DEBUG_1("keep %p", rc->widget);
- g_object_unref(G_OBJECT(rc->widget));
- }
- }
- g_free(rc);
-}
-
-/* initialize shader for transparency background checker */
-static void renderer_clutter_init_checker_shader(RendererClutter *rc)
-{
- const RendererClutterShaderInfo info = {
- 16.0, /* checker size */
- {0.6, 0.6, 0.6}, /* color 0 */
- {0.4, 0.4, 0.4} /* color 1 */
- };
- rc_set_shader(clutter_texture_get_cogl_material(CLUTTER_TEXTURE(rc->texture)), &info);
-}
-
-RendererFuncs *renderer_clutter_new(PixbufRenderer *pr)
-{
- RendererClutter *rc = g_new0(RendererClutter, 1);
-
- rc->pr = pr;
-
- rc->f.area_changed = rc_area_changed;
- rc->f.update_pixbuf = rc_update_pixbuf;
- rc->f.free = rc_free;
- rc->f.update_zoom = rc_update_zoom;
- rc->f.invalidate_region = rc_invalidate_region;
- rc->f.scroll = rc_scroll;
- rc->f.update_viewport = rc_update_viewport;
-
-
- rc->f.overlay_add = rc_overlay_add;
- rc->f.overlay_set = rc_overlay_set;
- rc->f.overlay_get = rc_overlay_get;
-
- rc->f.stereo_set = rc_stereo_set;
-
-
- rc->stereo_mode = 0;
- rc->stereo_off_x = 0;
- rc->stereo_off_y = 0;
-
- rc->idle_update = 0;
- rc->pending_updates = NULL;
-
- rc->widget = gtk_bin_get_child(GTK_BIN(rc->pr));
-
- if (rc->widget)
- {
- if (!GTK_CLUTTER_IS_EMBED(rc->widget))
- {
- g_free(rc);
- DEBUG_3("pixbuf renderer has a child of other type than gtk_clutter_embed");
- return NULL;
- }
- }
- else
- {
- rc->widget = gtk_clutter_embed_new();
- gtk_container_add(GTK_CONTAINER(rc->pr), rc->widget);
- }
-
- gtk_event_box_set_above_child (GTK_EVENT_BOX(rc->pr), TRUE);
- rc->stage = gtk_clutter_embed_get_stage (GTK_CLUTTER_EMBED (rc->widget));
-
- rc->group = clutter_group_new();
- clutter_container_add_actor(CLUTTER_CONTAINER(rc->stage), rc->group);
- clutter_actor_set_clip_to_allocation(CLUTTER_ACTOR(rc->group), TRUE);
-
- rc->texture = clutter_texture_new ();
- clutter_container_add_actor(CLUTTER_CONTAINER(rc->group), rc->texture);
-
- renderer_clutter_init_checker_shader(rc);
- g_object_ref(G_OBJECT(rc->widget));
-
- gtk_widget_show(rc->widget);
- return (RendererFuncs *) rc;
-}
-
-#endif
-/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */