Merge pull request #438 from TwilitRealm/frame-interp-simplify

Frame interp simplify

include/d/d_drawlist.h

@@ -209,6 +209,10 @@ public:
     /* 0x04 */ TGXTexObj* mpTexObj;
     /* 0x08 */ Mtx mVolumeMtx;
     /* 0x38 */ Mtx mMtx;
+#if TARGET_PC
+    const void* mVolumeMtxKey;
+    const void* mMtxKey;
+#endif
 };  // Size: 0x68
 
 struct cBgD_Vtx_t;

include/dusk/frame_interpolation.h

@@ -1,5 +1,4 @@
-#ifndef DUSK_FRAME_INTERP_H
-#define DUSK_FRAME_INTERP_H
+#pragma once
 
 #include <dolphin/mtx.h>
 #include <stdbool.h>
@@ -7,6 +6,7 @@
 #include <stdint.h>
 
 class camera_process_class;
+class view_class;
 
 #ifdef __cplusplus
 namespace dusk {
@@ -16,7 +16,8 @@ void ensure_initialized();
 
 void begin_record();
 void end_record();
-void interpolate(float step);
+void begin_frame(bool enabled, bool is_sim_frame, float step);
+void interpolate();
 float get_interpolation_step();
 
 void request_presentation_sync();
@@ -28,35 +29,23 @@ bool is_enabled();
 void set_ui_tick_pending(bool value);
 bool get_ui_tick_pending();
 
-void open_child(const void* key, int32_t id);
-void close_child();
-void record_camera(::camera_process_class* cam, int camera_id);
-void record_final_mtx_raw(const Mtx* dest, const Mtx src);
-void record_final_mtx_raw_tagged(const Mtx* dest, const Mtx src, uint64_t stable_tag);
+bool is_sim_frame();
 
-bool lookup_replacement(const void* source, Mtx out);
+void record_camera(::camera_process_class* cam, int camera_id);
+void interp_view(::view_class* view);
+void record_final_mtx(Mtx m, const void *key);
+void record_final_mtx(Mtx m);
+
+bool lookup_replacement(const void* key, Mtx out);
 bool lookup_concat_replacement(const void* lhs, const void* rhs, Mtx out);
 
-typedef void (*InterpolationCallBack)(void* pUserWork);
-void reset_interpolation_callbacks();
+typedef void (*InterpolationCallBack)(bool isSimFrame, void* pUserWork);
 // call on a sim tick, will get called during presentation
 void add_interpolation_callback(InterpolationCallBack pCallBack, void* pUserWork);
 
 void begin_presentation_camera();
 void end_presentation_camera();
 
-struct PresentationCameraScope {
-    PresentationCameraScope() { begin_presentation_camera(); }
-    ~PresentationCameraScope() { end_presentation_camera(); }
-    PresentationCameraScope(const PresentationCameraScope&) = delete;
-    PresentationCameraScope& operator=(const PresentationCameraScope&) = delete;
-    PresentationCameraScope(PresentationCameraScope&&) = delete;
-    PresentationCameraScope& operator=(PresentationCameraScope&&) = delete;
-};
-
-uint64_t alloc_simple_shadow_pair_base();
 }  // namespace frame_interp
 }  // namespace dusk
 #endif
-
-#endif

include/f_pc/f_pc_leaf.h

@@ -25,7 +25,7 @@ typedef struct leafdraw_class : base_process_class {
 #endif
     /* 0xB8 */ leafdraw_method_class* leaf_methods;
     /* 0xBC */ s8 unk_0xBC;
-    /* 0xBD */ u8 unk_0xBD;
+    /* 0xBD */ u8 draw_interp_frame;
     /* 0xBE */ draw_priority_class draw_priority;
 } leafdraw_class;
 

include/f_pc/f_pc_node.h

@@ -18,6 +18,7 @@ typedef struct process_node_class {
     /* 0x0BC */ layer_class layer;
     /* 0x0E8 */ node_list_class layer_nodelist[16];
     /* 0x1A8 */ s8 unk_0x1A8;
+    /* 0x1A9 */ s8 draw_interp_frame;
 } process_node_class;
 
 typedef struct node_process_profile_definition {