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BVH draw cache working

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This commit is contained in:
Yousef Khadadeh 2025-07-20 15:24:44 +03:00
parent 1e51bf660f
commit caea747f1e
12 changed files with 223 additions and 39 deletions
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18
src/DrawingProgram/DrawingProgramCache.hpp
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@ -3,26 +3,37 @@
#include "../CollabList.hpp"
#include "../DrawComponents/DrawComponent.hpp"
#include <include/core/SkSurface.h>
#include <unordered_set>
class DrawingProgram;
class DrawingProgramCache {
public:
typedef CollabList<std::shared_ptr<DrawComponent>, ServerClientID> CollabListType;
void update(const std::vector<CollabListType::ObjectInfoPtr>& components);
DrawingProgramCache(DrawingProgram& initDrawP);
void update();
void erase_component(const CollabListType::ObjectInfoPtr& c);
void add_component(const CollabListType::ObjectInfoPtr& c);
void refresh_all_draw_cache(SkCanvas* canvas, const DrawData& drawData);
struct BVHNode {
SCollision::AABB<WorldScalar> bounds;
std::vector<CollabListType::ObjectInfoPtr> components;
std::vector<BVHNode> children;
CoordSpaceHelper coords;
Vector2i resolution;
struct DrawCacheData {
uint64_t lastDrawnComponentPlacement;
sk_sp<SkSurface> surface;
std::chrono::steady_clock::time_point lastRenderTime;
};
std::optional<DrawCacheData> drawCache;
};
std::vector<BVHNode*> nodesWithCachedSurfaces;
std::unordered_set<BVHNode*> nodesWithCachedSurfaces;
void traverse_bvh_run_function(const SCollision::AABB<WorldScalar>& aabb, std::function<bool(BVHNode* node, const std::vector<CollabListType::ObjectInfoPtr>& components)> f);
@ -31,6 +42,8 @@ class DrawingProgramCache {
void invalidate_cache_before_pos(uint64_t placementToInvalidateAt);
private:
void build_bvh_node_coords_and_resolution(BVHNode& node);
void refresh_draw_cache(BVHNode& bvhNode, const DrawData& drawData);
void build(std::vector<CollabListType::ObjectInfoPtr> components);
@ -40,4 +53,5 @@ class DrawingProgramCache {
void build_bvh_node(BVHNode& node, std::vector<CollabListType::ObjectInfoPtr> components);
BVHNode bvhRoot;
std::vector<CollabListType::ObjectInfoPtr> unsortedComponents;
DrawingProgram& drawP;
};