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Code Releases Wiki Activity

Implement signed distance fields for 2D shaders

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This commit is contained in:
reduz
2020-11-26 09:50:21 -03:00
parent 4e5625ce30
commit 1bcf3c305b
26 changed files with 1028 additions and 89 deletions
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67
servers/rendering/rendering_server_canvas.cpp
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@@ -68,7 +68,11 @@ void RenderingServerCanvas::_render_canvas_item_tree(RID p_to_render_target, Can
RENDER_TIMESTAMP("Render Canvas Items");
RSG::canvas_render->canvas_render_items(p_to_render_target, list, p_modulate, p_lights, p_directional_lights, p_transform, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
bool sdf_flag;
RSG::canvas_render->canvas_render_items(p_to_render_target, list, p_modulate, p_lights, p_directional_lights, p_transform, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel, sdf_flag);
if (sdf_flag) {
sdf_used = true;
}
}
void _collect_ysort_children(RenderingServerCanvas::Item *p_canvas_item, Transform2D p_transform, RenderingServerCanvas::Item *p_material_owner, RenderingServerCanvas::Item **r_items, int &r_index) {
@@ -301,6 +305,7 @@ void RenderingServerCanvas::_cull_canvas_item(Item *p_canvas_item, const Transfo
void RenderingServerCanvas::render_canvas(RID p_render_target, Canvas *p_canvas, const Transform2D &p_transform, RasterizerCanvas::Light *p_lights, RasterizerCanvas::Light *p_directional_lights, const Rect2 &p_clip_rect, RenderingServer::CanvasItemTextureFilter p_default_filter, RenderingServer::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_transforms_to_pixel, bool p_snap_2d_vertices_to_pixel) {
RENDER_TIMESTAMP(">Render Canvas");
sdf_used = false;
snapping_2d_transforms_to_pixel = p_snap_2d_transforms_to_pixel;
if (p_canvas->children_order_dirty) {
@@ -347,6 +352,10 @@ void RenderingServerCanvas::render_canvas(RID p_render_target, Canvas *p_canvas,
RENDER_TIMESTAMP("<End Render Canvas");
}
bool RenderingServerCanvas::was_sdf_used() {
return sdf_used;
}
RID RenderingServerCanvas::canvas_create() {
Canvas *canvas = memnew(Canvas);
ERR_FAIL_COND_V(!canvas, RID());
@@ -1266,6 +1275,11 @@ void RenderingServerCanvas::canvas_light_occluder_set_polygon(RID p_occluder, RI
}
}
void RenderingServerCanvas::canvas_light_occluder_set_as_sdf_collision(RID p_occluder, bool p_enable) {
RasterizerCanvas::LightOccluderInstance *occluder = canvas_light_occluder_owner.getornull(p_occluder);
ERR_FAIL_COND(!occluder);
}
void RenderingServerCanvas::canvas_light_occluder_set_transform(RID p_occluder, const Transform2D &p_xform) {
RasterizerCanvas::LightOccluderInstance *occluder = canvas_light_occluder_owner.getornull(p_occluder);
ERR_FAIL_COND(!occluder);
@@ -1287,53 +1301,24 @@ RID RenderingServerCanvas::canvas_occluder_polygon_create() {
}
void RenderingServerCanvas::canvas_occluder_polygon_set_shape(RID p_occluder_polygon, const Vector<Vector2> &p_shape, bool p_closed) {
if (p_shape.size() < 3) {
canvas_occluder_polygon_set_shape_as_lines(p_occluder_polygon, p_shape);
return;
}
Vector<Vector2> lines;
int lc = p_shape.size() * 2;
lines.resize(lc - (p_closed ? 0 : 2));
{
Vector2 *w = lines.ptrw();
const Vector2 *r = p_shape.ptr();
int max = lc / 2;
if (!p_closed) {
max--;
}
for (int i = 0; i < max; i++) {
Vector2 a = r[i];
Vector2 b = r[(i + 1) % (lc / 2)];
w[i * 2 + 0] = a;
w[i * 2 + 1] = b;
}
}
canvas_occluder_polygon_set_shape_as_lines(p_occluder_polygon, lines);
}
void RenderingServerCanvas::canvas_occluder_polygon_set_shape_as_lines(RID p_occluder_polygon, const Vector<Vector2> &p_shape) {
LightOccluderPolygon *occluder_poly = canvas_light_occluder_polygon_owner.getornull(p_occluder_polygon);
ERR_FAIL_COND(!occluder_poly);
ERR_FAIL_COND(p_shape.size() & 1);
int lc = p_shape.size();
uint32_t pc = p_shape.size();
ERR_FAIL_COND(pc < 2);
occluder_poly->aabb = Rect2();
{
const Vector2 *r = p_shape.ptr();
for (int i = 0; i < lc; i++) {
if (i == 0) {
occluder_poly->aabb.position = r[i];
} else {
occluder_poly->aabb.expand_to(r[i]);
}
const Vector2 *r = p_shape.ptr();
for (uint32_t i = 0; i < pc; i++) {
if (i == 0) {
occluder_poly->aabb.position = r[i];
} else {
occluder_poly->aabb.expand_to(r[i]);
}
}
RSG::canvas_render->occluder_polygon_set_shape_as_lines(occluder_poly->occluder, p_shape);
RSG::canvas_render->occluder_polygon_set_shape(occluder_poly->occluder, p_shape, p_closed);
for (Set<RasterizerCanvas::LightOccluderInstance *>::Element *E = occluder_poly->owners.front(); E; E = E->next()) {
E->get()->aabb_cache = occluder_poly->aabb;
}