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Implement DirectionalLight2D

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

View File

@@ -832,7 +832,9 @@ public:
int layer_max;
int item_mask;
int item_shadow_mask;
float directional_distance;
RS::CanvasLightMode mode;
RS::CanvasLightBlendMode blend_mode;
RID texture;
Vector2 texture_offset;
RID canvas;
@@ -854,7 +856,7 @@ public:
Light *shadows_next_ptr;
Light *filter_next_ptr;
Light *next_ptr;
Light *mask_next_ptr;
Light *directional_next_ptr;
RID light_internal;
uint64_t version;
@@ -875,16 +877,18 @@ public:
scale = 1.0;
energy = 1.0;
item_shadow_mask = 1;
mode = RS::CANVAS_LIGHT_MODE_ADD;
mode = RS::CANVAS_LIGHT_MODE_POINT;
blend_mode = RS::CANVAS_LIGHT_BLEND_MODE_ADD;
// texture_cache = nullptr;
next_ptr = nullptr;
mask_next_ptr = nullptr;
directional_next_ptr = nullptr;
filter_next_ptr = nullptr;
use_shadow = false;
shadow_buffer_size = 2048;
shadow_filter = RS::CANVAS_LIGHT_FILTER_NONE;
shadow_smooth = 0.0;
render_index_cache = -1;
directional_distance = 10000.0;
}
};
@@ -1322,7 +1326,7 @@ public:
}
};
virtual void canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, const Transform2D &p_canvas_transform, RS::CanvasItemTextureFilter p_default_filter, RS::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel) = 0;
virtual void canvas_render_items(RID p_to_render_target, Item *p_item_list, const Color &p_modulate, Light *p_light_list, Light *p_directional_list, const Transform2D &p_canvas_transform, RS::CanvasItemTextureFilter p_default_filter, RS::CanvasItemTextureRepeat p_default_repeat, bool p_snap_2d_vertices_to_pixel) = 0;
virtual void canvas_debug_viewport_shadows(Light *p_lights_with_shadow) = 0;
struct LightOccluderInstance {
@@ -1350,6 +1354,7 @@ public:
virtual void light_set_texture(RID p_rid, RID p_texture) = 0;
virtual void light_set_use_shadow(RID p_rid, bool p_enable) = 0;
virtual void light_update_shadow(RID p_rid, int p_shadow_index, const Transform2D &p_light_xform, int p_light_mask, float p_near, float p_far, LightOccluderInstance *p_occluders) = 0;
virtual void light_update_directional_shadow(RID p_rid, int p_shadow_index, const Transform2D &p_light_xform, int p_light_mask, float p_cull_distance, const Rect2 &p_clip_rect, LightOccluderInstance *p_occluders) = 0;
virtual RID occluder_polygon_create() = 0;
virtual void occluder_polygon_set_shape_as_lines(RID p_occluder, const Vector<Vector2> &p_lines) = 0;