void compositor_svg_apply_local_transformation(GF_TraverseState *tr_state, SVGAllAttributes *atts, GF_Matrix2D *backup_matrix_2d, GF_Matrix *backup_matrix)
{
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d && backup_matrix) {
GF_Matrix tmp;
Bool is_draw = (tr_state->traversing_mode==TRAVERSE_SORT) ? 1 : 0;
gf_mx_copy(*backup_matrix, tr_state->model_matrix);
if (is_draw) visual_3d_matrix_push(tr_state->visual);
if (atts->transform && atts->transform->is_ref) {
gf_mx_from_mx2d(&tr_state->model_matrix, &tr_state->vb_transform);
if (is_draw) {
GF_Matrix tmp;
gf_mx_init(tmp);
gf_mx_add_translation(&tmp, -tr_state->camera->width/2, tr_state->camera->height/2, 0);
gf_mx_add_scale(&tmp, FIX_ONE, -FIX_ONE, FIX_ONE);
gf_mx_add_matrix(&tmp, &tr_state->model_matrix);
visual_3d_matrix_load(tr_state->visual, tmp.m);
}
}
if (atts->motionTransform) {
if (is_draw) {
gf_mx_from_mx2d(&tmp, atts->motionTransform);
visual_3d_matrix_add(tr_state->visual, tmp.m);
} else {
gf_mx_add_matrix_2d(&tr_state->model_matrix, atts->motionTransform);
}
}
if (atts->transform) {
if (is_draw) {
gf_mx_from_mx2d(&tmp, &atts->transform->mat);
visual_3d_matrix_add(tr_state->visual, tmp.m);
} else {
gf_mx_add_matrix_2d(&tr_state->model_matrix, &atts->transform->mat);
}
}
return;
}
#endif
gf_mx2d_copy(*backup_matrix_2d, tr_state->transform);
if (atts->transform && atts->transform->is_ref)
gf_mx2d_copy(tr_state->transform, tr_state->vb_transform);
if (atts->motionTransform)
gf_mx2d_pre_multiply(&tr_state->transform, atts->motionTransform);
if (atts->transform)
gf_mx2d_pre_multiply(&tr_state->transform, &atts->transform->mat);
}
static void TraverseUntransform(GF_Node *node, void *rs, Bool is_destroy)
{
UntransformStack *stack = (UntransformStack *)gf_node_get_private(node);
GF_TraverseState *tr_state = (GF_TraverseState *) rs;
if (is_destroy) {
gf_free(stack);
return;
}
if (tr_state->traversing_mode==TRAVERSE_SORT) {
if (gf_node_dirty_get(node)) {
Untransform_GetNode(node, &stack->untr); /*lets place it below*/
gf_node_dirty_clear(node, GF_SG_NODE_DIRTY);
}
}
#ifndef GPAC_DISABLE_3D
if (tr_state->visual->type_3d) {
GF_Matrix mx_model;
GF_Camera backup_cam;
if (!tr_state->camera) return;
gf_mx_copy(mx_model, tr_state->model_matrix);
gf_mx_init(tr_state->model_matrix);
memcpy(&backup_cam, tr_state->camera, sizeof(GF_Camera));
camera_invalidate(tr_state->camera);
tr_state->camera->is_3D=0;
tr_state->camera->flags |= CAM_NO_LOOKAT;
tr_state->camera->end_zoom = FIX_ONE;
camera_update(tr_state->camera, NULL, 1);
if (tr_state->traversing_mode == TRAVERSE_SORT) {
visual_3d_set_matrix_mode(tr_state->visual, V3D_MATRIX_PROJECTION);
visual_3d_matrix_load(tr_state->visual, tr_state->camera->projection.m);
visual_3d_set_matrix_mode(tr_state->visual, V3D_MATRIX_MODELVIEW);
visual_3d_matrix_load(tr_state->visual, tr_state->camera->modelview.m);
visual_3d_set_viewport(tr_state->visual, tr_state->camera->vp);
gf_node_traverse_children((GF_Node *)&stack->untr, tr_state);
gf_mx_copy(tr_state->model_matrix, mx_model);
memcpy(tr_state->camera, &backup_cam, sizeof(GF_Camera));
visual_3d_set_matrix_mode(tr_state->visual, V3D_MATRIX_PROJECTION);
visual_3d_matrix_load(tr_state->visual, tr_state->camera->projection.m);
visual_3d_set_matrix_mode(tr_state->visual, V3D_MATRIX_MODELVIEW);
visual_3d_matrix_load(tr_state->visual, tr_state->camera->modelview.m);
visual_3d_set_viewport(tr_state->visual, tr_state->camera->vp);
} else if (tr_state->traversing_mode == TRAVERSE_PICK) {
Fixed prev_dist = tr_state->visual->compositor->hit_square_dist;
GF_Ray r = tr_state->ray;
tr_state->ray.orig.x = INT2FIX(tr_state->pick_x);
tr_state->ray.orig.y = INT2FIX(tr_state->pick_y);
tr_state->ray.orig.z = 0;
tr_state->ray.dir.x = 0;
tr_state->ray.dir.y = 0;
tr_state->ray.dir.z = -FIX_ONE;
tr_state->visual->compositor->hit_square_dist=0;
gf_node_traverse_children((GF_Node *)&stack->untr, tr_state);
gf_mx_copy(tr_state->model_matrix, mx_model);
memcpy(tr_state->camera, &backup_cam, sizeof(GF_Camera));
tr_state->ray = r;
/*nothing picked, restore previous pick*/
if (!tr_state->visual->compositor->hit_square_dist)
tr_state->visual->compositor->hit_square_dist = prev_dist;
} else {
gf_node_traverse_children((GF_Node *)&stack->untr, tr_state);
gf_mx_copy(tr_state->model_matrix, mx_model);
memcpy(tr_state->camera, &backup_cam, sizeof(GF_Camera));
}
} else
#endif
{
GF_Matrix2D mx2d_backup;
gf_mx2d_copy(mx2d_backup, tr_state->transform);
gf_mx2d_init(tr_state->transform);
group_2d_traverse((GF_Node *)&stack->untr, (GroupingNode2D *)stack, tr_state);
gf_mx2d_copy(tr_state->transform, mx2d_backup);
}
}
GF_Err compositor_2d_get_video_access(GF_VisualManager *visual)
{
GF_Err e;
GF_Compositor *compositor = visual->compositor;
if (!visual->raster_surface) return GF_BAD_PARAM;
#ifdef OPENGL_RASTER
if (compositor->opengl_raster && compositor->rasterizer->surface_attach_to_callbacks) {
GF_RasterCallback callbacks;
callbacks.cbk = visual;
callbacks.fill_run_alpha = c2d_gl_fill_alpha;
callbacks.fill_run_no_alpha = c2d_gl_fill_no_alpha;
callbacks.fill_rect = c2d_gl_fill_rect;
visual->DrawBitmap = c2d_gl_draw_bitmap;
e = compositor->rasterizer->surface_attach_to_callbacks(visual->raster_surface, &callbacks, compositor->vp_width, compositor->vp_height);
if (e==GF_OK) {
GF_Matrix mx;
Fixed hh, hw;
visual->is_attached = 2;
visual_3d_setup(visual);
glClear(GL_DEPTH_BUFFER_BIT);
glViewport(0, 0, compositor->vp_width, compositor->vp_height);
glClear(GL_COLOR_BUFFER_BIT);
glLineWidth(1.0f);
#ifndef GPAC_USE_OGL_ES
glDisable(GL_POLYGON_SMOOTH);
#endif
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
glDisable(GL_NORMALIZE);
glDisable(GL_LINE_SMOOTH);
glDisable(GL_DEPTH_TEST);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDepthFunc(GL_LEQUAL);
hw = INT2FIX(compositor->vp_width)/2;
hh = INT2FIX(compositor->vp_height)/2;
gf_mx_ortho(&mx, -hw, hw, -hh, hh, 50, -50);
visual_3d_set_matrix_mode(visual, V3D_MATRIX_PROJECTION);
visual_3d_matrix_load(visual, mx.m);
visual_3d_set_matrix_mode(visual, V3D_MATRIX_MODELVIEW);
gf_mx_init(mx);
gf_mx_add_scale(&mx, 1, -1, 1);
gf_mx_add_translation(&mx, -hw, -hh, 0);
visual_3d_matrix_load(visual, mx.m);
return GF_OK;
}
}
#endif
compositor->hw_locked = 0;
e = GF_IO_ERR;
/*try from video memory handle (WIN32) if supported*/
if ((compositor->video_out->hw_caps & GF_VIDEO_HW_HAS_HWND_HDC)
&& compositor->rasterizer->surface_attach_to_device
&& compositor->video_out->LockOSContext
) {
compositor->hw_context = compositor->video_out->LockOSContext(compositor->video_out, 1);
if (compositor->hw_context) {
e = compositor->rasterizer->surface_attach_to_device(visual->raster_surface, compositor->hw_context, compositor->vp_width, compositor->vp_height);
if (!e) {
visual->is_attached = 1;
GF_LOG(GF_LOG_DEBUG, GF_LOG_COMPOSE, ("[Compositor2D] Video surface handle attached to raster\n"));
return GF_OK;
}
compositor->video_out->LockOSContext(compositor->video_out, 0);
GF_LOG(GF_LOG_ERROR, GF_LOG_COMPOSE, ("[Compositor2D] Cannot attach video surface handle to raster: %s\n", gf_error_to_string(e) ));
}
}
if (compositor->video_out->hw_caps & GF_VIDEO_HW_HAS_LINE_BLIT) {
e = compositor->rasterizer->surface_attach_to_callbacks(visual->raster_surface, &compositor->raster_callbacks, compositor->vp_width, compositor->vp_height);
if (!e) {
visual->is_attached = 1;
GF_LOG(GF_LOG_DEBUG, GF_LOG_COMPOSE, ("[Compositor2D] Video surface callbacks attached to raster\n"));
return GF_OK;
}
GF_LOG(GF_LOG_ERROR, GF_LOG_COMPOSE, ("[Compositor2D] Failed to attach video surface callbacks to raster\n"));
}
e = GF_NOT_SUPPORTED;
if (compositor->video_out->LockBackBuffer(compositor->video_out, &compositor->hw_surface, 1)==GF_OK) {
compositor->hw_locked = 1;
e = compositor->rasterizer->surface_attach_to_buffer(visual->raster_surface, compositor->hw_surface.video_buffer,
compositor->hw_surface.width,
compositor->hw_surface.height,
compositor->hw_surface.pitch_x,
compositor->hw_surface.pitch_y,
(GF_PixelFormat) compositor->hw_surface.pixel_format);
if (!e) {
visual->is_attached = 1;
GF_LOG(GF_LOG_DEBUG, GF_LOG_COMPOSE, ("[Compositor2D] Video surface memory attached to raster - w=%d h=%d pitch_x=%d pitch_y=%d\n", compositor->hw_surface.width, compositor->hw_surface.height, compositor->hw_surface.pitch_x, compositor->hw_surface.pitch_y));
return GF_OK;
}
GF_LOG(GF_LOG_ERROR, GF_LOG_COMPOSE, ("[Compositor2D] Cannot attach video surface memory to raster: %s\n", gf_error_to_string(e) ));
compositor->video_out->LockBackBuffer(compositor->video_out, &compositor->hw_surface, 0);
}
compositor->hw_locked = 0;
visual->is_attached = 0;
/*if using BlitTexture, return OK to still be able to blit images*/
if (compositor->video_out->BlitTexture) e = GF_OK;
return e;
}
