[Maintenance] Make the playfield fraction functions available to ≥TH02

Part of P0146, funded by -Tom- and Ember2528.

th01/main/playfld.hpp

@@ -1,3 +1,4 @@
+#if (GAME == 1)
 	static const screen_x_t PLAYFIELD_LEFT = 0;
 	static const screen_y_t PLAYFIELD_TOP = 64;
 	static const screen_x_t PLAYFIELD_RIGHT = RES_X;
@@ -13,8 +14,9 @@ static const screen_x_t PLAYFIELD_CENTER_X = (
 	static const screen_y_t PLAYFIELD_CENTER_Y = (
 		((PLAYFIELD_BOTTOM - PLAYFIELD_TOP) / 2) + PLAYFIELD_TOP
 	);
+#endif
 
-inline pixel_t playfield_fraction_x(float fraction = 1.0f) {
+static inline pixel_t playfield_fraction_x(float fraction = 1.0f) {
 	return ((int)(PLAYFIELD_W * fraction));
 }
 

th02/formats/mpn_l_i.cpp

@@ -6,7 +6,7 @@ extern "C" {
 #include "pc98.h"
 #include "planar.h"
 #include "master.hpp"
-#include "th02/main/playfld.h"
+#include "th02/main/playfld.hpp"
 #include "th02/main/tile.hpp"
 #include "th02/formats/mpn.hpp"
 

th02/main/playfld.hpp

@@ -23,3 +23,5 @@
 	// (Future games use a near function.)
 	void far playfield_tram_wipe(void);
 #endif
+
+#include "th01/main/playfld.hpp"

th02/main02_1.cpp

@@ -11,7 +11,7 @@ extern "C" {
 #include "pc98.h"
 #include "planar.h"
 #include "master.hpp"
-#include "th02/main/playfld.h"
+#include "th02/main/playfld.hpp"
 #include "th02/main/tile.hpp"
 #include "th02/formats/mpn.hpp"
 

th04/formats/mpn_free.cpp

@@ -6,7 +6,7 @@ extern "C" {
 #include "pc98.h"
 #include "planar.h"
 #include "master.hpp"
-#include "th04/main/playfld.h"
+#include "th04/main/playfld.hpp"
 #include "th04/main/tile.hpp"
 #include "th04/formats/mpn.hpp"
 

th04/formats/mpn_l_i.cpp

@@ -7,7 +7,7 @@ extern "C" {
 #include "pc98.h"
 #include "planar.h"
 #include "master.hpp"
-#include "th04/main/playfld.h"
+#include "th04/main/playfld.hpp"
 #include "th04/main/tile.hpp"
 #include "th04/formats/mpn.hpp"
 

th04/main/hud/popup.cpp

@@ -9,7 +9,7 @@
 #include "th04/hardware/grcg.h"
 #include "th04/math/motion.hpp"
 #include "th04/main/null.hpp"
-#include "th04/main/playfld.h"
+#include "th04/main/playfld.hpp"
 #include "th04/main/tile.hpp"
 #include "th04/main/scroll.hpp"
 #include "th04/main/hud/popup.hpp"

th04/main/playfld.hpp

@@ -1,4 +1,4 @@
-#include "th02/main/playfld.h"
+#include "th02/main/playfld.hpp"
 
 // Fills the playfield area on the text RAM with transparent spaces.
 void near playfield_tram_wipe(void);

th04/shared.hpp

@@ -24,7 +24,7 @@
 #include "th04/score.h"
 /// ------
 
-#include "th04/main/playfld.h"
+#include "th04/main/playfld.hpp"
 
 /// Stages
 /// ------

th05/main/boss/b4_both.cpp

@@ -3,7 +3,6 @@
  * Update code for Part 1 of the Stage 4 boss fight, against both Mai and Yuki
  */
 
-#include "th04/main/playfld.h"
 #include "th04/math/vector.hpp"
 #include "th05/sprites/main_pat.h"
 

th05/main/boss/render.cpp

@@ -9,7 +9,7 @@
 #include "th01/math/subpixel.hpp"
 #include "th04/math/vector.hpp"
 #include "th04/main/drawp.hpp"
-#include "th04/main/playfld.h"
+#include "th04/main/playfld.hpp"
 
 /// Structures
 /// ----------

th05/main/player/bombanim.cpp

@@ -3,7 +3,7 @@
 #include "th01/math/subpixel.hpp"
 #include "th04/math/vector.hpp"
 #include "th04/math/randring.h"
-#include "th04/main/playfld.h"
+#include "th04/main/playfld.hpp"
 #include "th04/main/frames.h"
 #include "th04/main/circles.hpp"
 #include "th05/sprites/main_pat.h"

th05/main034.cpp

@@ -9,7 +9,7 @@ extern "C" {
 #include "ReC98.h"
 #include "th01/math/subpixel.hpp"
 #include "th01/math/area.hpp"
-#include "th04/main/playfld.h"
+#include "th04/main/playfld.hpp"
 #include "th04/math/motion.hpp"
 #include "th05/main/boss/boss.hpp"
 #include "th05/main/boss/bx.cpp"