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Abstract the global renderer, physics, camera and gamemap objects behind a pointer, so you can swap in and out different ones as needed

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This commit is contained in:
Andrew Kesterson
2026-06-02 13:15:26 -04:00
parent 941eeb2493
commit 9fed59c4c8
12 changed files with 96 additions and 84 deletions
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7
include/akgl/SDL_GameControllerDB.h
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@@ -1,9 +1,9 @@
#ifndef _SDL_GAMECONTROLLERDB_H_
#define _SDL_GAMECONTROLLERDB_H_
// Taken from https://raw.githubusercontent.com/mdqinc/SDL_GameControllerDB/refs/heads/master/gamecontrollerdb.txt on Tue May 26 04:12:10 PM EDT 2026
// Taken from https://raw.githubusercontent.com/mdqinc/SDL_GameControllerDB/refs/heads/master/gamecontrollerdb.txt on Tue Jun 2 01:14:32 PM EDT 2026
#define AKGL_SDL_GAMECONTROLLER_DB_LEN 2228
#define AKGL_SDL_GAMECONTROLLER_DB_LEN 2229
const char *SDL_GAMECONTROLLER_DB[] = {
"03000000300f00000a01000000000000,3 In 1 Conversion Box,a:b2,b:b1,back:b9,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b6,leftstick:b10,lefttrigger:b4,leftx:a0,lefty:a1,rightshoulder:b7,rightstick:b11,righttrigger:b5,rightx:a3,righty:a2,start:b8,x:b3,y:b0,platform:Windows",
@@ -708,7 +708,7 @@ const char *SDL_GAMECONTROLLER_DB[] = {
"03000000730700000601000000000000,Sega Saturn Controller,a:b0,b:b1,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b6,lefttrigger:b7,leftx:a0,lefty:a1,rightshoulder:b5,righttrigger:b2,start:b9,x:b3,y:b4,platform:Windows",
"03000000b40400000a01000000000000,Sega Saturn Controller,a:b0,b:b1,dpdown:+a1,dpleft:-a0,dpright:+a0,dpup:-a1,leftshoulder:b6,lefttrigger:b7,rightshoulder:b5,righttrigger:b2,start:b8,x:b3,y:b4,platform:Windows",
"030000003b07000004a1000000000000,SFX,a:b0,b:b2,back:b7,leftshoulder:b6,lefttrigger:b4,leftx:a0,lefty:a1,rightshoulder:b9,righttrigger:b5,start:b8,x:b1,y:b3,platform:Windows",
"03000000632500002705000000000000,ShanWan Q36,a:b0,b:b1,back:b10,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b6,lefttrigger:b8,rightshoulder:b7,righttrigger:b9,start:b11,x:b3,y:b4,platform:Windows",
"03000000632500002705000000000000,ShanWan Gamepad,a:b0,b:b1,x:b3,y:b4,back:b10,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftx:a0,-lefty:-a1,+lefty:+a2,leftshoulder:b6,lefttrigger:b8,rightshoulder:b7,righttrigger:b9,start:b11,leftstick:b13,rightstick:b14,platform:Windows",
"03000000f82100001900000000000000,Shogun Bros Chameleon X1,a:b2,b:b1,back:b9,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b6,lefttrigger:b4,leftx:a0,lefty:a1,rightshoulder:b7,righttrigger:b5,rightx:a2,righty:a3,start:b8,x:b3,y:b0,platform:Windows",
"03000000120c00001c1e000000000000,SnakeByte 4S PS4 Controller,a:b1,b:b2,back:b8,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b12,leftshoulder:b4,leftstick:b10,lefttrigger:a3,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b11,righttrigger:a4,rightx:a2,righty:a5,start:b9,touchpad:b13,x:b0,y:b3,platform:Windows",
"03000000140300000918000000000000,SNES Controller,a:b0,b:b1,back:b6,dpdown:+a1,dpleft:-a0,dpright:+a0,dpup:-a1,leftshoulder:b4,rightshoulder:b5,start:b7,x:b2,y:b3,platform:Windows",
@@ -780,6 +780,7 @@ const char *SDL_GAMECONTROLLER_DB[] = {
"030000005f140000c501000000000000,Trust Gamepad,a:b2,b:b1,back:b8,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b12,leftshoulder:b4,leftstick:b10,lefttrigger:b6,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b11,righttrigger:b7,rightx:a2,righty:a3,start:b9,x:b3,y:b0,platform:Windows",
"03000000b80500000210000000000000,Trust Gamepad,a:b2,b:b1,back:b8,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,guide:b12,leftshoulder:b4,leftstick:b10,lefttrigger:b6,leftx:a0,lefty:a1,rightshoulder:b5,rightstick:b11,righttrigger:b7,rightx:a2,righty:a3,start:b9,x:b3,y:b0,platform:Windows",
"030000005f1400002a01000000000000,Trust Predator GM1200,a:b0,b:b1,dpdown:+a1,dpleft:-a0,dpright:+a0,dpup:-a1,leftshoulder:b6,lefttrigger:b7,rightshoulder:b5,righttrigger:b2,x:b3,y:b4,platform:Windows",
"03000000580400000a10000000000000,Trust Sight Fighter,a:b0,b:b1,x:b3,y:b4,back:b5,start:b2,leftshoulder:b6,rightshoulder:b7,leftx:a0,lefty:a1,lefttrigger:b8,righttrigger:b9,platform:Windows",
"030000004f04000087b6000000000000,TWCS Throttle,dpdown:b8,dpleft:b9,dpright:b7,dpup:b6,leftstick:b5,lefttrigger:-a5,leftx:a0,lefty:a1,righttrigger:+a5,platform:Windows",
"03000000411200000450000000000000,Twin Shock,a:b2,b:b1,back:b8,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b6,leftstick:b9,lefttrigger:b4,leftx:a0,lefty:a1,rightshoulder:b7,rightstick:b10,righttrigger:b5,rightx:a3,righty:a4,start:b11,x:b3,y:b0,platform:Windows",
"03000000d90400000200000000000000,TwinShock PS2 Controller,a:b2,b:b1,back:b8,dpdown:h0.4,dpleft:h0.8,dpright:h0.2,dpup:h0.1,leftshoulder:b6,leftstick:b10,lefttrigger:b4,leftx:a0,lefty:a1,rightshoulder:b7,rightstick:b11,righttrigger:b5,rightx:a3,righty:a2,start:b9,x:b3,y:b0,platform:Windows",

13
include/akgl/game.h
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@@ -44,14 +44,19 @@ typedef struct {
} akgl_Game;
extern SDL_Window *window;
extern akgl_Tilemap gamemap;
extern MIX_Audio *bgm;
extern MIX_Mixer *akgl_mixer;
extern MIX_Track *akgl_tracks[AKGL_GAME_AUDIO_MAX_TRACKS];
extern SDL_FRect camera;
extern SDL_FRect _akgl_camera;
extern akgl_Game game;
extern akgl_RenderBackend renderer;
extern akgl_PhysicsBackend physics;
extern akgl_RenderBackend _akgl_renderer;
extern akgl_PhysicsBackend _akgl_physics;
extern akgl_Tilemap _akgl_gamemap;
extern akgl_Tilemap *gamemap;
extern akgl_RenderBackend *renderer;
extern akgl_PhysicsBackend *physics;
extern SDL_FRect *camera;
#define AKGL_BITMASK_HAS(x, y) (x & y) == y
#define AKGL_BITMASK_HASNOT(x, y) (x & y) != y

12
include/akgl/physics.h
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@@ -19,8 +19,7 @@ typedef struct akgl_PhysicsBackend {
double gravity_y;
double gravity_z;
SDL_Time gravity_time;
SDL_Time timer_gravity;
SDL_Time timer_gravity;
} akgl_PhysicsBackend;
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_null_gravity(akgl_PhysicsBackend *self, akgl_Actor *actor, float32_t dt);
@@ -29,10 +28,11 @@ akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_null_move(akgl_PhysicsBackend *s
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_init_null(akgl_PhysicsBackend *self);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_ss_gravity(akgl_PhysicsBackend *self, akgl_Actor *actor, float32_t dt);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_ss_collide(akgl_PhysicsBackend *self, akgl_Actor *a1, akgl_Actor *a2);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_ss_move(akgl_PhysicsBackend *self, akgl_Actor *actor, float32_t dt);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_init_sidescroller(akgl_PhysicsBackend *self);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_arcade_gravity(akgl_PhysicsBackend *self, akgl_Actor *actor, float32_t dt);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_arcade_collide(akgl_PhysicsBackend *self, akgl_Actor *a1, akgl_Actor *a2);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_arcade_move(akgl_PhysicsBackend *self, akgl_Actor *actor, float32_t dt);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_init_arcade(akgl_PhysicsBackend *self);
akerr_ErrorContext AKERR_NOIGNORE *akgl_physics_simulate(akgl_PhysicsBackend *self, akgl_Iterator *opflags);