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WIP: Initial parts of Steam Input API support #1695

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WIP: Initial parts of Steam Input API support #1695

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99 changes: 99 additions & 0 deletions bin/amd64/game_actions_967460.vdf
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@RobertCochran RobertCochran Jan 28, 2026

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Steam Input action definitions file. Steam reads this to know what actions are available and what kind of actions they are. This is still WIP.

Original file line number Diff line number Diff line change
@@ -0,0 +1,99 @@
"In Game Actions"
{
"actions"
{
"InGameControls"
{
"title" "#Set_Ingame"
"StickPadGyro"
{
"move"
{
"title" "#Action_Move"
"input_mode" "joystick_move"
}
"camera"
{
"title" "#Action_Camera"
"input_mode" "absolute_mouse"
}
}
"Button"
{
"primary" "#Action_Primary"
"secondary" "#Action_Secondary"
"reload" "#Action_Reload"
"use" "#Action_Use"
"jump" "#Action_Jump"
"walk" "#Action_Walk"
"crouch" "#Action_Crouch"
"special" "#Action_Special"
"drop" "#Action_Drop"
"affinity" "#Action_Affinity"
"dash" "#Action_Dash"

"next_weapon" "#Action_NextWeapon"
"previous_weapon" "#Action_PreviousWeapon"
"primary_weapon" "#Action_PrimaryWeapon"
"secondary_weapon" "#Action_SecondaryWeapon"
"wheel_select" "#Action_WheelSelect"
"change_loadout" "#Action_ChangeLoadout"

"scoreboard" "#Action_Scoreboard"
"suicide" "#Action_Suicide"

"recenter_camera" "#Action_RecenterCamera"

}
}
"MenuControls"
{
"title" "#Set_Menu"
"StickPadGyro"
{
}
"AnalogTrigger"
{
}
"Button"
{
"menu_up" "#Menu_Up"
"menu_down" "#Menu_Down"
"menu_left" "#Menu_Left"
"menu_right" "#Menu_Right"
"menu_select" "#Menu_Select"
"menu_cancel" "#Menu_Cancel"
"pause_menu" "#Action_ReturnToGame"
}
}
}
"localization"
{
"english"
{
"Set_Ingame" "In-Game Controls"
"Set_Menu" "Menu Controls"
"Action_Move" "Move"
"Action_Camera" "Camera"
"Action_Primary" "Primary Fire"
"Action_Secondary" "Secondary Fire"
"Action_Reload" "Reload"
"Action_Use" "Use"
"Action_Jump" "Jump"
"Action_Walk" "Walk"
"Action_Crouch" "Crouch"
"Action_Special" "Special"
"Action_Drop" "Drop"
"Action_Affinity" "Affinity"
"Action_Dash" "Dash"

"Action_RecenterCamera" "Recenter Camera"
"Menu_Up" "Up"
"Menu_Down" "Down"
"Menu_Left" "Left"
"Menu_Right" "Right"
"Menu_Select" "Select"
"Menu_Cancel" "Cancel"
}
}
}
6 changes: 6 additions & 0 deletions src/engine/cdpi.cpp
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
// Content Delivery Platform Integrations

#include "engine.h"
#include "controller.h"
#include <stddef.h>
#if defined(USE_STEAM)
#define HAS_STEAM 1
Expand Down Expand Up @@ -40,6 +41,7 @@ namespace cdpi
ISteamUserStats *stats = NULL;
ISteamClient *client = NULL, *sclient = NULL;
ISteamGameServer *serv = NULL;
ISteamInput *input = NULL;
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@RobertCochran RobertCochran Jan 28, 2026

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There are a lot of places where the whitespace is inconsistent. Sorry. I'll be sure it's fixed when I am ready to actually get this PR reviewed.

HSteamPipe umpipe = 0, smpipe = 0;
HSteamUser uupipe = 0, supipe = 0;
HAuthTicket authticket = k_HAuthTicketInvalid;
Expand Down Expand Up @@ -184,6 +186,10 @@ namespace cdpi
if(!friends) { conoutf(colourred, "Failed to get Steam friends interface."); cleanup(SWCLIENT); return true; }
stats = (ISteamUserStats *)SteamAPI_ISteamClient_GetISteamUserStats(client, uupipe, umpipe, STEAMUSERSTATS_INTERFACE_VERSION);
if(!stats) { conoutf(colourred, "Failed to get Steam stats interface."); cleanup(SWCLIENT); return true; }
input = (ISteamInput *)SteamAPI_ISteamClient_GetISteamInput(client, uupipe, umpipe, STEAMINPUT_INTERFACE_VERSION);
if (!input) { conoutf(colourred, "Failed to get Steam Input interface."); cleanup(SWCLIENT); return true; }
input->Init(false);
controller::init_action_handles();

const char *name = SteamAPI_ISteamFriends_GetPersonaName(friends);
if(name && *name)
Expand Down
6 changes: 6 additions & 0 deletions src/engine/engine.h
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,9 @@

#include "version.h"
#include "cube.h"
#if defined(USE_STEAM)
#include "steam_api_flat.h"
#endif

#define LOG_FILE "log.txt"

Expand Down Expand Up @@ -49,6 +52,9 @@ namespace cdpi
namespace steam
{
extern char *steamusername, *steamuserid, *steamserverid;
#if defined(USE_STEAM)
extern ISteamInput *input;
#endif

extern bool clientready();
extern bool clientauthticket(char *token, uint *tokenlen, ENetAddress *addr = NULL);
Expand Down
3 changes: 3 additions & 0 deletions src/engine/main.cpp
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Original file line number Diff line number Diff line change
@@ -1,7 +1,9 @@
// main.cpp: initialisation & main loop

#include "engine.h"
#include "controller.h"
#include <signal.h>
#include <stdio.h>

#ifdef SDL_VIDEO_DRIVER_X11
#include "SDL_syswm.h"
Expand Down Expand Up @@ -824,6 +826,7 @@ void checkinput()
warping = false;
if(grabinput && shouldwarp) resetcursor(true, false);
}
controller::update_from_controller();
}

void swapbuffers(bool overlay)
Expand Down
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