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Implement DirectionalLight2D

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Also separated Light2D in PointLight2D and DirectionalLight2D.
Used PointLight2D because its more of a point, and it does not work
the same as OmniLight (as shape depends on texture).
Added a few utility methods to Rect2D I needed.
This commit is contained in:
reduz 2020-11-03 16:51:53 -03:00
parent 3ec10bb07c
commit f123981a96
16 changed files with 869 additions and 364 deletions
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83
servers/rendering/rendering_server_canvas.cpp
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@ -37,7 +37,7 @@
static const int z_range = RS::CANVAS_ITEM_Z_MAX - RS::CANVAS_ITEM_Z_MIN + 1;
void RenderingServerCanvas::_render_canvas_item_tree(RID p_to_render_target, Canvas::ChildItem *p_child_items, int p_child_item_count, Item *p_canvas_item, const Transform2D &p_transform, const Rect2 &p_clip_rect, const Color &p_modulate, RasterizerCanvas::Light *p_lights, RenderingServer::CanvasItemTextureFilter p_default_filter, RenderingServer::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel) {
void RenderingServerCanvas::_render_canvas_item_tree(RID p_to_render_target, Canvas::ChildItem *p_child_items, int p_child_item_count, Item *p_canvas_item, const Transform2D &p_transform, const Rect2 &p_clip_rect, const Color &p_modulate, RasterizerCanvas::Light *p_lights, RasterizerCanvas::Light *p_directional_lights, RenderingServer::CanvasItemTextureFilter p_default_filter, RenderingServer::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel) {
RENDER_TIMESTAMP("Cull CanvasItem Tree");
memset(z_list, 0, z_range * sizeof(RasterizerCanvas::Item *));
@ -68,7 +68,7 @@ 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_transform, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
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);
}
void _collect_ysort_children(RenderingServerCanvas::Item *p_canvas_item, Transform2D p_transform, RenderingServerCanvas::Item *p_material_owner, RenderingServerCanvas::Item **r_items, int &r_index) {
@ -298,28 +298,7 @@ void RenderingServerCanvas::_cull_canvas_item(Item *p_canvas_item, const Transfo
}
}
void RenderingServerCanvas::_light_mask_canvas_items(int p_z, RasterizerCanvas::Item *p_canvas_item, RasterizerCanvas::Light *p_masked_lights) {
if (!p_masked_lights) {
return;
}
RasterizerCanvas::Item *ci = p_canvas_item;
while (ci) {
RasterizerCanvas::Light *light = p_masked_lights;
while (light) {
if (ci->light_mask & light->item_mask && p_z >= light->z_min && p_z <= light->z_max && ci->global_rect_cache.intersects_transformed(light->xform_cache, light->rect_cache)) {
ci->light_masked = true;
}
light = light->mask_next_ptr;
}
ci = ci->next;
}
}
void RenderingServerCanvas::render_canvas(RID p_render_target, Canvas *p_canvas, const Transform2D &p_transform, RasterizerCanvas::Light *p_lights, RasterizerCanvas::Light *p_masked_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) {
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");
snapping_2d_transforms_to_pixel = p_snap_2d_transforms_to_pixel;
@ -341,26 +320,26 @@ void RenderingServerCanvas::render_canvas(RID p_render_target, Canvas *p_canvas,
}
if (!has_mirror) {
_render_canvas_item_tree(p_render_target, ci, l, nullptr, p_transform, p_clip_rect, p_canvas->modulate, p_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
_render_canvas_item_tree(p_render_target, ci, l, nullptr, p_transform, p_clip_rect, p_canvas->modulate, p_lights, p_directional_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
} else {
//used for parallaxlayer mirroring
for (int i = 0; i < l; i++) {
const Canvas::ChildItem &ci2 = p_canvas->child_items[i];
_render_canvas_item_tree(p_render_target, nullptr, 0, ci2.item, p_transform, p_clip_rect, p_canvas->modulate, p_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
_render_canvas_item_tree(p_render_target, nullptr, 0, ci2.item, p_transform, p_clip_rect, p_canvas->modulate, p_lights, p_directional_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
//mirroring (useful for scrolling backgrounds)
if (ci2.mirror.x != 0) {
Transform2D xform2 = p_transform * Transform2D(0, Vector2(ci2.mirror.x, 0));
_render_canvas_item_tree(p_render_target, nullptr, 0, ci2.item, xform2, p_clip_rect, p_canvas->modulate, p_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
_render_canvas_item_tree(p_render_target, nullptr, 0, ci2.item, xform2, p_clip_rect, p_canvas->modulate, p_lights, p_directional_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
}
if (ci2.mirror.y != 0) {
Transform2D xform2 = p_transform * Transform2D(0, Vector2(0, ci2.mirror.y));
_render_canvas_item_tree(p_render_target, nullptr, 0, ci2.item, xform2, p_clip_rect, p_canvas->modulate, p_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
_render_canvas_item_tree(p_render_target, nullptr, 0, ci2.item, xform2, p_clip_rect, p_canvas->modulate, p_lights, p_directional_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
}
if (ci2.mirror.y != 0 && ci2.mirror.x != 0) {
Transform2D xform2 = p_transform * Transform2D(0, ci2.mirror);
_render_canvas_item_tree(p_render_target, nullptr, 0, ci2.item, xform2, p_clip_rect, p_canvas->modulate, p_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
_render_canvas_item_tree(p_render_target, nullptr, 0, ci2.item, xform2, p_clip_rect, p_canvas->modulate, p_lights, p_directional_lights, p_default_filter, p_default_repeat, p_snap_2d_vertices_to_pixel);
}
}
}
@ -1040,13 +1019,38 @@ RID RenderingServerCanvas::canvas_light_create() {
return canvas_light_owner.make_rid(clight);
}
void RenderingServerCanvas::canvas_light_set_mode(RID p_light, RS::CanvasLightMode p_mode) {
RasterizerCanvas::Light *clight = canvas_light_owner.getornull(p_light);
ERR_FAIL_COND(!clight);
if (clight->mode == p_mode) {
return;
}
RID canvas = clight->canvas;
if (canvas.is_valid()) {
canvas_light_attach_to_canvas(p_light, RID());
}
clight->mode = p_mode;
if (canvas.is_valid()) {
canvas_light_attach_to_canvas(p_light, canvas);
}
}
void RenderingServerCanvas::canvas_light_attach_to_canvas(RID p_light, RID p_canvas) {
RasterizerCanvas::Light *clight = canvas_light_owner.getornull(p_light);
ERR_FAIL_COND(!clight);
if (clight->canvas.is_valid()) {
Canvas *canvas = canvas_owner.getornull(clight->canvas);
canvas->lights.erase(clight);
if (clight->mode == RS::CANVAS_LIGHT_MODE_POINT) {
canvas->lights.erase(clight);
} else {
canvas->directional_lights.erase(clight);
}
}
if (!canvas_owner.owns(p_canvas)) {
@ -1057,7 +1061,11 @@ void RenderingServerCanvas::canvas_light_attach_to_canvas(RID p_light, RID p_can
if (clight->canvas.is_valid()) {
Canvas *canvas = canvas_owner.getornull(clight->canvas);
canvas->lights.insert(clight);
if (clight->mode == RS::CANVAS_LIGHT_MODE_POINT) {
canvas->lights.insert(clight);
} else {
canvas->directional_lights.insert(clight);
}
}
}
@ -1068,7 +1076,7 @@ void RenderingServerCanvas::canvas_light_set_enabled(RID p_light, bool p_enabled
clight->enabled = p_enabled;
}
void RenderingServerCanvas::canvas_light_set_scale(RID p_light, float p_scale) {
void RenderingServerCanvas::canvas_light_set_texture_scale(RID p_light, float p_scale) {
RasterizerCanvas::Light *clight = canvas_light_owner.getornull(p_light);
ERR_FAIL_COND(!clight);
@ -1152,11 +1160,18 @@ void RenderingServerCanvas::canvas_light_set_item_shadow_cull_mask(RID p_light,
clight->item_shadow_mask = p_mask;
}
void RenderingServerCanvas::canvas_light_set_mode(RID p_light, RS::CanvasLightMode p_mode) {
void RenderingServerCanvas::canvas_light_set_directional_distance(RID p_light, float p_distance) {
RasterizerCanvas::Light *clight = canvas_light_owner.getornull(p_light);
ERR_FAIL_COND(!clight);
clight->mode = p_mode;
clight->directional_distance = p_distance;
}
void RenderingServerCanvas::canvas_light_set_blend_mode(RID p_light, RS::CanvasLightBlendMode p_mode) {
RasterizerCanvas::Light *clight = canvas_light_owner.getornull(p_light);
ERR_FAIL_COND(!clight);
clight->blend_mode = p_mode;
}
void RenderingServerCanvas::canvas_light_set_shadow_enabled(RID p_light, bool p_enabled) {