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https://github.com/libsdl-org/SDL.git
synced 2025-05-28 07:29:09 +00:00
Be explicit about mapping the new game controller paddle buttons
This commit is contained in:
Sam Lantinga
parent
3a4388489a
commit
009b62f1c2
16 changed files with 190 additions and 128 deletions
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@ -29,42 +29,43 @@
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/* This is indexed by SDL_GameControllerButton. */
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static const struct { int x; int y; } button_positions[] = {
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{387, 167}, /* A */
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{431, 132}, /* B */
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{342, 132}, /* X */
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{389, 101}, /* Y */
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{174, 132}, /* BACK */
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{233, 132}, /* GUIDE */
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{289, 132}, /* START */
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{75, 154}, /* LEFTSTICK */
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{305, 230}, /* RIGHTSTICK */
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{77, 40}, /* LEFTSHOULDER */
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{396, 36}, /* RIGHTSHOULDER */
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{154, 188}, /* DPAD_UP */
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{154, 249}, /* DPAD_DOWN */
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{116, 217}, /* DPAD_LEFT */
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{186, 217}, /* DPAD_RIGHT */
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{158, 0}, /* AUX1 */
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{208, 0}, /* AUX2 */
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{258, 0}, /* AUX3 */
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{308, 0}, /* AUX4 */
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{387, 167}, /* SDL_CONTROLLER_BUTTON_A */
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{431, 132}, /* SDL_CONTROLLER_BUTTON_B */
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{342, 132}, /* SDL_CONTROLLER_BUTTON_X */
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{389, 101}, /* SDL_CONTROLLER_BUTTON_Y */
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{174, 132}, /* SDL_CONTROLLER_BUTTON_BACK */
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{232, 128}, /* SDL_CONTROLLER_BUTTON_GUIDE */
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{289, 132}, /* SDL_CONTROLLER_BUTTON_START */
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{75, 154}, /* SDL_CONTROLLER_BUTTON_LEFTSTICK */
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{305, 230}, /* SDL_CONTROLLER_BUTTON_RIGHTSTICK */
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{77, 40}, /* SDL_CONTROLLER_BUTTON_LEFTSHOULDER */
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{396, 36}, /* SDL_CONTROLLER_BUTTON_RIGHTSHOULDER */
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{154, 188}, /* SDL_CONTROLLER_BUTTON_DPAD_UP */
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{154, 249}, /* SDL_CONTROLLER_BUTTON_DPAD_DOWN */
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{116, 217}, /* SDL_CONTROLLER_BUTTON_DPAD_LEFT */
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{186, 217}, /* SDL_CONTROLLER_BUTTON_DPAD_RIGHT */
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{232, 174}, /* SDL_CONTROLLER_BUTTON_MISC1 */
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{132, 135}, /* SDL_CONTROLLER_BUTTON_PADDLE1 */
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{330, 135}, /* SDL_CONTROLLER_BUTTON_PADDLE2 */
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{132, 175}, /* SDL_CONTROLLER_BUTTON_PADDLE3 */
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{330, 175}, /* SDL_CONTROLLER_BUTTON_PADDLE4 */
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};
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/* This is indexed by SDL_GameControllerAxis. */
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static const struct { int x; int y; double angle; } axis_positions[] = {
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{74, 153, 270.0}, /* LEFTX */
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{74, 153, 0.0}, /* LEFTY */
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{74, 153, 0.0}, /* LEFTY */
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{306, 231, 270.0}, /* RIGHTX */
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{306, 231, 0.0}, /* RIGHTY */
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{91, -20, 0.0}, /* TRIGGERLEFT */
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{375, -20, 0.0}, /* TRIGGERRIGHT */
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{306, 231, 0.0}, /* RIGHTY */
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{91, -20, 0.0}, /* TRIGGERLEFT */
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{375, -20, 0.0}, /* TRIGGERRIGHT */
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};
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SDL_Window *window = NULL;
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SDL_Renderer *screen = NULL;
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SDL_bool retval = SDL_FALSE;
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SDL_bool done = SDL_FALSE;
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SDL_Texture *background, *button, *axis;
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SDL_Texture *background_front, *background_back, *button, *axis;
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SDL_GameController *gamecontroller;
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static SDL_Texture *
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@ -118,11 +119,7 @@ loop(void *arg)
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{
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SDL_Event event;
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int i;
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/* blank screen, set up for drawing this frame. */
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SDL_SetRenderDrawColor(screen, 0xFF, 0xFF, 0xFF, SDL_ALPHA_OPAQUE);
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SDL_RenderClear(screen);
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SDL_RenderCopy(screen, background, NULL, NULL);
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SDL_bool showing_front = SDL_TRUE;
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while (SDL_PollEvent(&event)) {
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switch (event.type) {
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@ -169,26 +166,46 @@ loop(void *arg)
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}
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}
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if (gamecontroller) {
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/* Show the back of the controller if the paddles are being held */
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for (i = SDL_CONTROLLER_BUTTON_PADDLE1; i <= SDL_CONTROLLER_BUTTON_PADDLE4; ++i) {
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if (SDL_GameControllerGetButton(gamecontroller, (SDL_GameControllerButton)i) == SDL_PRESSED) {
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showing_front = SDL_FALSE;
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break;
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}
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}
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}
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/* blank screen, set up for drawing this frame. */
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SDL_SetRenderDrawColor(screen, 0xFF, 0xFF, 0xFF, SDL_ALPHA_OPAQUE);
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SDL_RenderClear(screen);
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SDL_RenderCopy(screen, showing_front ? background_front : background_back, NULL, NULL);
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if (gamecontroller) {
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/* Update visual controller state */
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for (i = 0; i < SDL_CONTROLLER_BUTTON_MAX; ++i) {
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if (SDL_GameControllerGetButton(gamecontroller, (SDL_GameControllerButton)i) == SDL_PRESSED) {
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const SDL_Rect dst = { button_positions[i].x, button_positions[i].y, 50, 50 };
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SDL_RenderCopyEx(screen, button, NULL, &dst, 0, NULL, SDL_FLIP_NONE);
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SDL_bool on_front = (i < SDL_CONTROLLER_BUTTON_PADDLE1 || i > SDL_CONTROLLER_BUTTON_PADDLE4);
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if (on_front == showing_front) {
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const SDL_Rect dst = { button_positions[i].x, button_positions[i].y, 50, 50 };
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SDL_RenderCopyEx(screen, button, NULL, &dst, 0, NULL, SDL_FLIP_NONE);
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}
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}
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}
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for (i = 0; i < SDL_CONTROLLER_AXIS_MAX; ++i) {
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const Sint16 deadzone = 8000; /* !!! FIXME: real deadzone */
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const Sint16 value = SDL_GameControllerGetAxis(gamecontroller, (SDL_GameControllerAxis)(i));
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if (value < -deadzone) {
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const SDL_Rect dst = { axis_positions[i].x, axis_positions[i].y, 50, 50 };
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const double angle = axis_positions[i].angle;
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SDL_RenderCopyEx(screen, axis, NULL, &dst, angle, NULL, SDL_FLIP_NONE);
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} else if (value > deadzone) {
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const SDL_Rect dst = { axis_positions[i].x, axis_positions[i].y, 50, 50 };
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const double angle = axis_positions[i].angle + 180.0;
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SDL_RenderCopyEx(screen, axis, NULL, &dst, angle, NULL, SDL_FLIP_NONE);
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if (showing_front) {
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for (i = 0; i < SDL_CONTROLLER_AXIS_MAX; ++i) {
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const Sint16 deadzone = 8000; /* !!! FIXME: real deadzone */
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const Sint16 value = SDL_GameControllerGetAxis(gamecontroller, (SDL_GameControllerAxis)(i));
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if (value < -deadzone) {
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const SDL_Rect dst = { axis_positions[i].x, axis_positions[i].y, 50, 50 };
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const double angle = axis_positions[i].angle;
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SDL_RenderCopyEx(screen, axis, NULL, &dst, angle, NULL, SDL_FLIP_NONE);
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} else if (value > deadzone) {
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const SDL_Rect dst = { axis_positions[i].x, axis_positions[i].y, 50, 50 };
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const double angle = axis_positions[i].angle + 180.0;
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SDL_RenderCopyEx(screen, axis, NULL, &dst, angle, NULL, SDL_FLIP_NONE);
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}
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}
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}
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@ -321,11 +338,12 @@ main(int argc, char *argv[])
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/* scale for platforms that don't give you the window size you asked for. */
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SDL_RenderSetLogicalSize(screen, SCREEN_WIDTH, SCREEN_HEIGHT);
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background = LoadTexture(screen, "controllermap.bmp", SDL_FALSE);
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background_front = LoadTexture(screen, "controllermap.bmp", SDL_FALSE);
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background_back = LoadTexture(screen, "controllermap_back.bmp", SDL_FALSE);
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button = LoadTexture(screen, "button.bmp", SDL_TRUE);
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axis = LoadTexture(screen, "axis.bmp", SDL_TRUE);
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if (!background || !button || !axis) {
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if (!background_front || !background_back || !button || !axis) {
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SDL_DestroyRenderer(screen);
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SDL_DestroyWindow(window);
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return 2;
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@ -346,10 +364,6 @@ main(int argc, char *argv[])
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#endif
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SDL_DestroyRenderer(screen);
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screen = NULL;
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background = NULL;
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button = NULL;
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axis = NULL;
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SDL_DestroyWindow(window);
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SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_GAMECONTROLLER);
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