static Bool composite2d_draw_bitmap(GF_VisualManager *visual, GF_TraverseState *tr_state, struct _drawable_context *ctx, GF_ColorKey *col_key)
{
u8 alpha = 0xFF;
GF_VideoSurface offscreen_dst, video_src;
GF_Window src_wnd, dst_wnd;
Bool use_blit, has_scale;
CompositeTextureStack *st;
if (visual->compositor->disable_composite_blit) return 0;
if (!ctx->aspect.fill_texture) return 1;
if (ctx->transform.m[0]<0) return 0;
if (ctx->transform.m[4]<0) {
if (!(ctx->flags & CTX_FLIPED_COORDS)) return 0;
} else {
if (ctx->flags & CTX_FLIPED_COORDS) return 0;
}
if (ctx->transform.m[1] || ctx->transform.m[3]) return 0;
#ifndef GPAC_DISABLE_VRML
if ((ctx->flags & CTX_HAS_APPEARANCE) && ctx->appear && ((M_Appearance*)ctx->appear)->textureTransform)
return 0;
#endif
alpha = GF_COL_A(ctx->aspect.fill_color);
/*THIS IS A HACK, will not work when setting filled=0, transparency and XLineProps*/
if (!alpha) alpha = GF_COL_A(ctx->aspect.line_color);
if (!alpha) return 1;
st = (CompositeTextureStack *) gf_node_get_private(visual->offscreen);
if (!compositor_texture_rectangles(visual, ctx->aspect.fill_texture, &ctx->bi->clip, &ctx->bi->unclip, &src_wnd, &dst_wnd, &use_blit, &has_scale)) return 1;
memset(&video_src, 0, sizeof(GF_VideoSurface));
video_src.height = ctx->aspect.fill_texture->height;
video_src.width = ctx->aspect.fill_texture->width;
video_src.pitch_x = 0;
video_src.pitch_y = ctx->aspect.fill_texture->stride;
video_src.pixel_format = ctx->aspect.fill_texture->pixelformat;
#ifdef GF_SR_USE_DEPTH
if (ctx->aspect.fill_texture->pixelformat==GF_PIXEL_YUVD) video_src.pixel_format = GF_PIXEL_YV12;
#endif
video_src.video_buffer = ctx->aspect.fill_texture->data;
memset(&offscreen_dst, 0, sizeof(GF_VideoSurface));
offscreen_dst.width = st->txh.width;
offscreen_dst.height = st->txh.height;
offscreen_dst.pitch_y = st->txh.stride;
offscreen_dst.pixel_format = st->txh.pixelformat;
offscreen_dst.video_buffer = st->txh.data;
gf_stretch_bits(&offscreen_dst, &video_src, &dst_wnd, &src_wnd, alpha, 0, col_key, ctx->col_mat);
return 1;
}
void visual_2d_texture_path_extended(GF_VisualManager *visual, GF_Path *path, GF_TextureHandler *txh, struct _drawable_context *ctx, GF_Rect *orig_bounds, GF_Matrix2D *ext_mx, GF_TraverseState *tr_state)
{
Fixed sS, sT;
u32 tx_tile;
GF_STENCIL tx_raster;
GF_Matrix2D mx_texture;
GF_Rect orig_rc;
GF_Raster2D *raster;
if (! visual->CheckAttached(visual) ) return;
raster = visual->compositor->rasterizer;
if (!txh) txh = ctx->aspect.fill_texture;
if (!txh) return;
if (!txh->tx_io) {
gf_node_dirty_set(txh->owner, 0, 1);
txh->needs_refresh=1;
return;
}
/*this is gradient draw*/
if (txh->compute_gradient_matrix) {
visual_2d_draw_gradient(visual, path, txh, ctx, tr_state, ext_mx, orig_bounds);
return;
}
#ifndef GPAC_DISABLE_3D
if (visual->compositor->hybrid_opengl) {
visual_2d_texture_path_opengl_auto(visual, path, txh, ctx, orig_bounds, ext_mx, tr_state);
return;
}
#endif
if (txh->flags & GF_SR_TEXTURE_PRIVATE_MEDIA) {
GF_Window src, dst;
visual_2d_fill_path(visual, ctx, NULL, tr_state, 0);
/*if texture not ready, update the size before computing output rectangles */
if (!txh->width || !txh->height) {
gf_mo_get_visual_info(txh->stream, &txh->width, &txh->height, &txh->stride, &txh->pixel_ar, &txh->pixelformat, &txh->is_flipped);
/*in case the node is an MPEG-4 bitmap, force stack rebuild at next frame */
gf_node_dirty_set(ctx->drawable->node, GF_SG_NODE_DIRTY, 1);
}
if (compositor_texture_rectangles(visual, txh, &ctx->bi->clip, &ctx->bi->unclip, &src, &dst, NULL, NULL)) {
if (txh->stream && gf_mo_set_position(txh->stream, &src, &dst)) {
gf_mo_get_visual_info(txh->stream, &txh->width, &txh->height, &txh->stride, &txh->pixel_ar, &txh->pixelformat, &txh->is_flipped);
/*force dirty flag to get called again*/
gf_node_dirty_set(ctx->drawable->node, GF_SG_NODE_DIRTY, 1);
gf_sc_next_frame_state(visual->compositor, GF_SC_DRAW_FRAME);
}
}
return;
}
if (!gf_sc_texture_push_image(txh, 0, 1)) return;
tx_raster = gf_sc_texture_get_stencil(txh);
/*setup quality even for background (since quality concerns images)*/
visual_2d_set_options(visual->compositor, visual->raster_surface, ctx->flags & CTX_IS_TEXT, ctx->flags & CTX_NO_ANTIALIAS);
/*get original bounds*/
if (orig_bounds) {
orig_rc = *orig_bounds;
} else {
gf_path_get_bounds(path, &orig_rc);
}
/*get scaling ratio so that active texture view is stretched to original bounds (std 2D shape texture mapping in MPEG4)*/
sS = orig_rc.width / txh->width;
sT = orig_rc.height / txh->height;
gf_mx2d_init(mx_texture);
gf_mx2d_add_scale(&mx_texture, sS, sT);
#ifndef GPAC_DISABLE_VRML
/*apply texture transform*/
if (ctx->flags & CTX_HAS_APPEARANCE) {
GF_Matrix2D tex_trans;
visual_2d_get_texture_transform(ctx->appear, txh, &tex_trans, (txh == ctx->aspect.fill_texture) ? 0 : 1, txh->width * sS, txh->height * sT);
gf_mx2d_add_matrix(&mx_texture, &tex_trans);
}
#endif
/*move to bottom-left corner of bounds */
gf_mx2d_add_translation(&mx_texture, (orig_rc.x), (orig_rc.y - orig_rc.height));
if (ext_mx) gf_mx2d_add_matrix(&mx_texture, ext_mx);
/*move to final coordinate system (except background which is built directly in final coord system)*/
if (!(ctx->flags & CTX_IS_BACKGROUND) ) gf_mx2d_add_matrix(&mx_texture, &ctx->transform);
/*set path transform*/
raster->stencil_set_matrix(tx_raster, &mx_texture);
tx_tile = 0;
if (txh->flags & GF_SR_TEXTURE_REPEAT_S) tx_tile |= GF_TEXTURE_REPEAT_S;
if (txh->flags & GF_SR_TEXTURE_REPEAT_T) tx_tile |= GF_TEXTURE_REPEAT_T;
if (ctx->flags & CTX_FLIPED_COORDS)
tx_tile |= GF_TEXTURE_FLIP;
raster->stencil_set_tiling(tx_raster, (GF_TextureTiling) tx_tile);
if (!(ctx->flags & CTX_IS_BACKGROUND) ) {
u8 a = GF_COL_A(ctx->aspect.fill_color);
if (!a) a = GF_COL_A(ctx->aspect.line_color);
/*texture alpha scale is the original material transparency, NOT the one after color transform*/
raster->stencil_set_alpha(tx_raster, a );
raster->stencil_set_color_matrix(tx_raster, ctx->col_mat);
raster->surface_set_matrix(visual->raster_surface, &ctx->transform);
} else {
raster->surface_set_matrix(visual->raster_surface, NULL);
}
txh->flags |= GF_SR_TEXTURE_USED;
/*push path & draw*/
raster->surface_set_path(visual->raster_surface, path);
visual_2d_fill_path(visual, ctx, tx_raster, tr_state, 0);
raster->surface_set_path(visual->raster_surface, NULL);
ctx->flags |= CTX_PATH_FILLED;
}
