| | |
| | | /* |
| | | Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org> |
| | | Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org> |
| | | |
| | | This software is provided 'as-is', without any express or implied |
| | | warranty. In no event will the authors be held liable for any damages |
| | |
| | | |
| | | /* This is indexed by SDL_GameControllerAxis. */ |
| | | static const struct { int x; int y; double angle; } axis_positions[] = { |
| | | {75, 154, 0.0}, /* LEFTX */ |
| | | {75, 154, 90.0}, /* LEFTY */ |
| | | {305, 230, 0.0}, /* RIGHTX */ |
| | | {305, 230, 90.0}, /* RIGHTY */ |
| | | {91, 0, 90.0}, /* TRIGGERLEFT */ |
| | | {375, 0, 90.0}, /* TRIGGERRIGHT */ |
| | | {74, 153, 270.0}, /* LEFTX */ |
| | | {74, 153, 0.0}, /* LEFTY */ |
| | | {306, 231, 270.0}, /* RIGHTX */ |
| | | {306, 231, 0.0}, /* RIGHTY */ |
| | | {91, -20, 0.0}, /* TRIGGERLEFT */ |
| | | {375, -20, 0.0}, /* TRIGGERRIGHT */ |
| | | }; |
| | | |
| | | SDL_Renderer *screen = NULL; |
| | |
| | | if (transparent) { |
| | | if (temp->format->BytesPerPixel == 1) { |
| | | SDL_SetColorKey(temp, SDL_TRUE, *(Uint8 *)temp->pixels); |
| | | } else { |
| | | SDL_assert(!temp->format->palette); |
| | | SDL_assert(temp->format->BitsPerPixel == 24); |
| | | SDL_SetColorKey(temp, SDL_TRUE, (*(Uint32 *)temp->pixels) & 0x00FFFFFF); |
| | | } |
| | | } |
| | | |
| | |
| | | |
| | | while (SDL_PollEvent(&event)) { |
| | | switch (event.type) { |
| | | case SDL_CONTROLLERAXISMOTION: |
| | | SDL_Log("Controller axis %s changed to %d\n", SDL_GameControllerGetStringForAxis((SDL_GameControllerAxis)event.caxis.axis), event.caxis.value); |
| | | break; |
| | | case SDL_CONTROLLERBUTTONDOWN: |
| | | case SDL_CONTROLLERBUTTONUP: |
| | | SDL_Log("Controller button %s %s\n", SDL_GameControllerGetStringForButton((SDL_GameControllerButton)event.cbutton.button), event.cbutton.state ? "pressed" : "released"); |
| | | break; |
| | | case SDL_KEYDOWN: |
| | | if (event.key.keysym.sym != SDLK_ESCAPE) { |
| | | break; |
| | |
| | | const double angle = axis_positions[i].angle + 180.0; |
| | | SDL_RenderCopyEx(screen, axis, NULL, &dst, angle, NULL, SDL_FLIP_NONE); |
| | | } |
| | | } |
| | | |
| | | /* Update rumble based on trigger state */ |
| | | { |
| | | Uint16 low_frequency_rumble = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_TRIGGERLEFT) * 2; |
| | | Uint16 high_frequency_rumble = SDL_GameControllerGetAxis(gamecontroller, SDL_CONTROLLER_AXIS_TRIGGERRIGHT) * 2; |
| | | SDL_GameControllerRumble(gamecontroller, low_frequency_rumble, high_frequency_rumble, 250); |
| | | } |
| | | |
| | | SDL_RenderPresent(screen); |
| | |
| | | |
| | | SDL_GameControllerAddMappingsFromFile("gamecontrollerdb.txt"); |
| | | |
| | | /* Print information about the mappings */ |
| | | if (!argv[1]) { |
| | | SDL_Log("Supported mappings:\n"); |
| | | for (i = 0; i < SDL_GameControllerNumMappings(); ++i) { |
| | | char *mapping = SDL_GameControllerMappingForIndex(i); |
| | | if (mapping) { |
| | | SDL_Log("\t%s\n", mapping); |
| | | SDL_free(mapping); |
| | | } |
| | | } |
| | | SDL_Log("\n"); |
| | | } |
| | | |
| | | /* Print information about the controller */ |
| | | for (i = 0; i < SDL_NumJoysticks(); ++i) { |
| | | const char *name; |
| | |
| | | { |
| | | nController++; |
| | | name = SDL_GameControllerNameForIndex(i); |
| | | description = "Controller"; |
| | | switch (SDL_GameControllerTypeForIndex(i)) { |
| | | case SDL_CONTROLLER_TYPE_XBOX360: |
| | | description = "XBox 360 Controller"; |
| | | break; |
| | | case SDL_CONTROLLER_TYPE_XBOXONE: |
| | | description = "XBox One Controller"; |
| | | break; |
| | | case SDL_CONTROLLER_TYPE_PS3: |
| | | description = "PS3 Controller"; |
| | | break; |
| | | case SDL_CONTROLLER_TYPE_PS4: |
| | | description = "PS4 Controller"; |
| | | break; |
| | | case SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_PRO: |
| | | description = "Nintendo Switch Pro Controller"; |
| | | break; |
| | | default: |
| | | description = "Game Controller"; |
| | | break; |
| | | } |
| | | } else { |
| | | name = SDL_JoystickNameForIndex(i); |
| | | description = "Joystick"; |
| | | } |
| | | SDL_Log("%s %d: %s (guid %s)\n", description, i, name ? name : "Unknown", guid); |
| | | SDL_Log("%s %d: %s (guid %s, VID 0x%.4x, PID 0x%.4x, player index = %d)\n", |
| | | description, i, name ? name : "Unknown", guid, |
| | | SDL_JoystickGetDeviceVendor(i), SDL_JoystickGetDeviceProduct(i), SDL_JoystickGetDevicePlayerIndex(i)); |
| | | } |
| | | SDL_Log("There are %d game controller(s) attached (%d joystick(s))\n", nController, SDL_NumJoysticks()); |
| | | |
| | |
| | | main(int argc, char *argv[]) |
| | | { |
| | | SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL compiled without Joystick support.\n"); |
| | | exit(1); |
| | | return 1; |
| | | } |
| | | |
| | | #endif |
| | | |
| | | /* vi: set ts=4 sw=4 expandtab: */ |