diff options
Diffstat (limited to 'servers/visual/rasterizer.h')
| -rw-r--r-- | servers/visual/rasterizer.h | 284 |
1 files changed, 282 insertions, 2 deletions
diff --git a/servers/visual/rasterizer.h b/servers/visual/rasterizer.h index 8731095425..92c7b8ac14 100644 --- a/servers/visual/rasterizer.h +++ b/servers/visual/rasterizer.h @@ -40,6 +40,9 @@ class Rasterizer { protected: + + typedef void (*CanvasItemDrawViewportFunc)(VisualServer*owner,void*ud,const Rect2& p_rect); + RID create_default_material(); RID create_overdraw_debug_material(); @@ -207,6 +210,8 @@ public: virtual void shader_set_default_texture_param(RID p_shader, const StringName& p_name, RID p_texture)=0; virtual RID shader_get_default_texture_param(RID p_shader, const StringName& p_name) const=0; + virtual Variant shader_get_default_param(RID p_shader, const StringName& p_name)=0; + /* COMMON MATERIAL API */ virtual RID material_create()=0; @@ -561,7 +566,279 @@ public: CANVAS_RECT_FLIP_H=4, CANVAS_RECT_FLIP_V=8 }; - + + struct CanvasItem { + + struct Command { + + enum Type { + + TYPE_LINE, + TYPE_RECT, + TYPE_STYLE, + TYPE_PRIMITIVE, + TYPE_POLYGON, + TYPE_POLYGON_PTR, + TYPE_CIRCLE, + TYPE_TRANSFORM, + TYPE_BLEND_MODE, + TYPE_CLIP_IGNORE, + }; + + Type type; + }; + + struct CommandLine : public Command { + + Point2 from,to; + Color color; + float width; + CommandLine() { type = TYPE_LINE; } + }; + + struct CommandRect : public Command { + + Rect2 rect; + RID texture; + Color modulate; + Rect2 source; + uint8_t flags; + + CommandRect() { flags=0; type = TYPE_RECT; } + }; + + struct CommandStyle : public Command { + + Rect2 rect; + RID texture; + float margin[4]; + float draw_center; + Color color; + CommandStyle() { draw_center=true; type = TYPE_STYLE; } + }; + + struct CommandPrimitive : public Command { + + Vector<Point2> points; + Vector<Point2> uvs; + Vector<Color> colors; + RID texture; + float width; + + CommandPrimitive() { type = TYPE_PRIMITIVE; width=1;} + }; + + struct CommandPolygon : public Command { + + Vector<int> indices; + Vector<Point2> points; + Vector<Point2> uvs; + Vector<Color> colors; + RID texture; + int count; + + CommandPolygon() { type = TYPE_POLYGON; count = 0; } + }; + + struct CommandPolygonPtr : public Command { + + const int* indices; + const Point2* points; + const Point2* uvs; + const Color* colors; + RID texture; + int count; + + CommandPolygonPtr() { type = TYPE_POLYGON_PTR; count = 0; } + }; + + struct CommandCircle : public Command { + + Point2 pos; + float radius; + Color color; + CommandCircle() { type = TYPE_CIRCLE; } + }; + + struct CommandTransform : public Command { + + Matrix32 xform; + CommandTransform() { type = TYPE_TRANSFORM; } + }; + + struct CommandBlendMode : public Command { + + VS::MaterialBlendMode blend_mode; + CommandBlendMode() { type = TYPE_BLEND_MODE; blend_mode = VS::MATERIAL_BLEND_MODE_MIX; } + }; + struct CommandClipIgnore : public Command { + + bool ignore; + CommandClipIgnore() { type = TYPE_CLIP_IGNORE; ignore=false; } + }; + + + struct ViewportRender { + VisualServer*owner; + void* udata; + Rect2 rect; + }; + + Matrix32 xform; + bool clip; + bool visible; + bool ontop; + VS::MaterialBlendMode blend_mode; + Vector<Command*> commands; + mutable bool custom_rect; + mutable bool rect_dirty; + mutable Rect2 rect; + CanvasItem*next; + RID shader; + Map<StringName,Variant> shader_param; + uint32_t shader_version; + + + float final_opacity; + Matrix32 final_transform; + Rect2 final_clip_rect; + CanvasItem* final_clip_owner; + CanvasItem* shader_owner; + ViewportRender *vp_render; + + const Rect2& get_rect() const { + + if (custom_rect || !rect_dirty) + return rect; + + //must update rect + int s=commands.size(); + if (s==0) { + + rect=Rect2(); + rect_dirty=false; + return rect; + } + + Matrix32 xf; + bool found_xform=false; + bool first=true; + + const CanvasItem::Command * const *cmd = &commands[0]; + + + for (int i=0;i<s;i++) { + + const CanvasItem::Command *c=cmd[i]; + Rect2 r; + + switch(c->type) { + case CanvasItem::Command::TYPE_LINE: { + + const CanvasItem::CommandLine* line = static_cast< const CanvasItem::CommandLine*>(c); + r.pos=line->from; + r.expand_to(line->to); + } break; + case CanvasItem::Command::TYPE_RECT: { + + const CanvasItem::CommandRect* crect = static_cast< const CanvasItem::CommandRect*>(c); + r=crect->rect; + + } break; + case CanvasItem::Command::TYPE_STYLE: { + + const CanvasItem::CommandStyle* style = static_cast< const CanvasItem::CommandStyle*>(c); + r=style->rect; + } break; + case CanvasItem::Command::TYPE_PRIMITIVE: { + + const CanvasItem::CommandPrimitive* primitive = static_cast< const CanvasItem::CommandPrimitive*>(c); + r.pos=primitive->points[0]; + for(int i=1;i<primitive->points.size();i++) { + + r.expand_to(primitive->points[i]); + + } + } break; + case CanvasItem::Command::TYPE_POLYGON: { + + const CanvasItem::CommandPolygon* polygon = static_cast< const CanvasItem::CommandPolygon*>(c); + int l = polygon->points.size(); + const Point2*pp=&polygon->points[0]; + r.pos=pp[0]; + for(int i=1;i<l;i++) { + + r.expand_to(pp[i]); + + } + } break; + + case CanvasItem::Command::TYPE_POLYGON_PTR: { + + const CanvasItem::CommandPolygonPtr* polygon = static_cast< const CanvasItem::CommandPolygonPtr*>(c); + int l = polygon->count; + if (polygon->indices != NULL) { + + r.pos=polygon->points[polygon->indices[0]]; + for (int i=1; i<polygon->count; i++) { + + r.expand_to(polygon->points[polygon->indices[i]]); + }; + } else { + r.pos=polygon->points[0]; + for (int i=1; i<polygon->count; i++) { + + r.expand_to(polygon->points[i]); + }; + }; + } break; + case CanvasItem::Command::TYPE_CIRCLE: { + + const CanvasItem::CommandCircle* circle = static_cast< const CanvasItem::CommandCircle*>(c); + r.pos=Point2(-circle->radius,-circle->radius)+circle->pos; + r.size=Point2(circle->radius*2.0,circle->radius*2.0); + } break; + case CanvasItem::Command::TYPE_TRANSFORM: { + + const CanvasItem::CommandTransform* transform = static_cast<const CanvasItem::CommandTransform*>(c); + xf=transform->xform; + found_xform=true; + continue; + } break; + case CanvasItem::Command::TYPE_BLEND_MODE: { + + } break; + case CanvasItem::Command::TYPE_CLIP_IGNORE: { + + } break; + } + + if (found_xform) { + r = xf.xform(r); + found_xform=false; + } + + + if (first) { + rect=r; + first=false; + } else + rect=rect.merge(r); + } + + rect_dirty=false; + return rect; + } + + void clear() { for (int i=0;i<commands.size();i++) memdelete( commands[i] ); commands.clear(); clip=false; rect_dirty=true; final_clip_owner=NULL; shader_owner=NULL;} + CanvasItem() { vp_render=NULL; next=NULL; final_clip_owner=NULL; clip=false; final_opacity=1; blend_mode=VS::MATERIAL_BLEND_MODE_MIX; visible=true; rect_dirty=true; custom_rect=false; ontop=true; shader_version=0; shader_owner=NULL;} + virtual ~CanvasItem() { clear(); } + }; + + + CanvasItemDrawViewportFunc draw_viewport_func; + + virtual void canvas_begin()=0; virtual void canvas_disable_blending()=0; virtual void canvas_set_opacity(float p_opacity)=0; @@ -575,7 +852,10 @@ public: virtual void canvas_draw_primitive(const Vector<Point2>& p_points, const Vector<Color>& p_colors,const Vector<Point2>& p_uvs, RID p_texture,float p_width)=0; virtual void canvas_draw_polygon(int p_vertex_count, const int* p_indices, const Vector2* p_vertices, const Vector2* p_uvs, const Color* p_colors,const RID& p_texture,bool p_singlecolor)=0; virtual void canvas_set_transform(const Matrix32& p_transform)=0; - + + virtual void canvas_render_items(CanvasItem *p_item_list)=0; + + /* ENVIRONMENT */ |