static Bool
glamor_copy_fbo_fbo_draw(DrawablePtr src,
DrawablePtr dst,
GCPtr gc,
BoxPtr box,
int nbox,
int dx,
int dy,
Bool reverse,
Bool upsidedown,
Pixel bitplane,
void *closure)
{
ScreenPtr screen = dst->pScreen;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
PixmapPtr src_pixmap = glamor_get_drawable_pixmap(src);
PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(dst);
glamor_pixmap_private *src_priv = glamor_get_pixmap_private(src_pixmap);
glamor_pixmap_private *dst_priv = glamor_get_pixmap_private(dst_pixmap);
int src_box_index, dst_box_index;
int dst_off_x, dst_off_y;
int src_off_x, src_off_y;
GLshort *v;
char *vbo_offset;
struct copy_args args;
glamor_program *prog;
const glamor_facet *copy_facet;
int n;
glamor_make_current(glamor_priv);
if (gc && !glamor_set_planemask(gc->depth, gc->planemask))
goto bail_ctx;
if (!glamor_set_alu(screen, gc ? gc->alu : GXcopy))
goto bail_ctx;
if (bitplane) {
prog = &glamor_priv->copy_plane_prog;
copy_facet = &glamor_facet_copyplane;
} else {
prog = &glamor_priv->copy_area_prog;
copy_facet = &glamor_facet_copyarea;
}
if (prog->failed)
goto bail_ctx;
if (!prog->prog) {
if (!glamor_build_program(screen, prog,
copy_facet, NULL, NULL, NULL))
goto bail_ctx;
}
args.src_pixmap = src_pixmap;
args.bitplane = bitplane;
/* Set up the vertex buffers for the points */
v = glamor_get_vbo_space(dst->pScreen, nbox * 8 * sizeof (int16_t), &vbo_offset);
glEnableVertexAttribArray(GLAMOR_VERTEX_POS);
glVertexAttribPointer(GLAMOR_VERTEX_POS, 2, GL_SHORT, GL_FALSE,
2 * sizeof (GLshort), vbo_offset);
for (n = 0; n < nbox; n++) {
v[0] = box->x1; v[1] = box->y1;
v[2] = box->x1; v[3] = box->y2;
v[4] = box->x2; v[5] = box->y2;
v[6] = box->x2; v[7] = box->y1;
v += 8;
box++;
}
glamor_put_vbo_space(screen);
glamor_get_drawable_deltas(src, src_pixmap, &src_off_x, &src_off_y);
glEnable(GL_SCISSOR_TEST);
glamor_pixmap_loop(src_priv, src_box_index) {
BoxPtr src_box = glamor_pixmap_box_at(src_priv, src_box_index);
args.dx = dx + src_off_x - src_box->x1;
args.dy = dy + src_off_y - src_box->y1;
args.src = glamor_pixmap_fbo_at(src_priv, src_box_index);
if (!glamor_use_program(dst_pixmap, gc, prog, &args))
goto bail_ctx;
glamor_pixmap_loop(dst_priv, dst_box_index) {
glamor_set_destination_drawable(dst, dst_box_index, FALSE, FALSE,
prog->matrix_uniform,
&dst_off_x, &dst_off_y);
glScissor(dst_off_x - args.dx,
dst_off_y - args.dy,
src_box->x2 - src_box->x1,
src_box->y2 - src_box->y1);
glamor_glDrawArrays_GL_QUADS(glamor_priv, nbox);
}
static glamor_program *
glamor_dash_setup(DrawablePtr drawable, GCPtr gc)
{
ScreenPtr screen = drawable->pScreen;
glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
PixmapPtr pixmap = glamor_get_drawable_pixmap(drawable);
glamor_pixmap_private *pixmap_priv = glamor_get_pixmap_private(pixmap);
PixmapPtr dash_pixmap;
glamor_pixmap_private *dash_priv;
glamor_program *prog;
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
goto bail;
if (gc->lineWidth != 0)
goto bail;
dash_pixmap = glamor_get_dash_pixmap(gc);
dash_priv = glamor_get_pixmap_private(pixmap);
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(dash_priv))
goto bail;
glamor_make_current(glamor_priv);
switch (gc->lineStyle) {
case LineOnOffDash:
prog = glamor_use_program_fill(pixmap, gc,
&glamor_priv->on_off_dash_line_progs,
&glamor_facet_on_off_dash_lines);
if (!prog)
goto bail;
break;
case LineDoubleDash:
if (gc->fillStyle != FillSolid)
goto bail;
prog = &glamor_priv->double_dash_line_prog;
if (!prog->prog) {
if (!glamor_build_program(screen, prog,
&glamor_facet_double_dash_lines,
NULL, NULL, NULL))
goto bail;
}
if (!glamor_use_program(pixmap, gc, prog, NULL))
goto bail;
glamor_set_color(pixmap, gc->fgPixel, prog->fg_uniform);
glamor_set_color(pixmap, gc->bgPixel, prog->bg_uniform);
break;
default:
goto bail;
}
/* Set the dash pattern as texture 1 */
glamor_bind_texture(glamor_priv, GL_TEXTURE1, dash_priv->fbo, FALSE);
glUniform1i(prog->dash_uniform, 1);
glUniform1f(prog->dash_length_uniform, dash_pixmap->drawable.width);
return prog;
bail:
return NULL;
}
