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Added the controller name and info to the testgamepad window 

Also added instructions for using the Virtual Controller
main
Sam Lantinga 2023-07-10 19:13:51 -07:00
parent 3cbf16b944
commit e425fdd416
1 changed files with 52 additions and 2 deletions
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54
test/testgamepad.c
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@ -15,6 +15,7 @@
#include <SDL3/SDL.h>
#include <SDL3/SDL_main.h>
#include <SDL3/SDL_test.h>
#include <SDL3/SDL_test_font.h>
#include "gamepadutils.h"
#include "testutils.h"
@ -23,7 +24,7 @@
#include <emscripten/emscripten.h>
#endif
#define TITLE_HEIGHT 32
#define TITLE_HEIGHT 48
#define PANEL_SPACING 25
#define PANEL_WIDTH 250
#define GAMEPAD_WIDTH 512
@ -548,6 +549,51 @@ static void VirtualGamepadMouseUp(float x, float y)
}
}
static void DrawGamepadWaiting(SDL_Renderer *renderer)
{
const char *text = "Waiting for gamepad, press A to add a virtual controller";
float x, y;
x = (float)SCREEN_WIDTH / 2 - (FONT_CHARACTER_SIZE * SDL_strlen(text)) / 2;
y = (float)TITLE_HEIGHT / 2 - FONT_CHARACTER_SIZE / 2;
SDLTest_DrawString(renderer, x, y, text);
}
static void DrawGamepadInfo(SDL_Renderer *renderer, SDL_Gamepad *gamepad)
{
const char *name;
const char *serial;
char text[128];
float x, y;
name = SDL_GetGamepadName(gamepad);
if (name && *name) {
x = (float)SCREEN_WIDTH / 2 - (FONT_CHARACTER_SIZE * SDL_strlen(name)) / 2;
y = (float)TITLE_HEIGHT / 2 - FONT_CHARACTER_SIZE / 2;
SDLTest_DrawString(renderer, x, y, name);
}
if (SDL_IsJoystickVirtual(SDL_GetGamepadInstanceID(gamepad))) {
SDL_strlcpy(text, "Click on the gamepad image below to generate input", sizeof(text));
x = (float)SCREEN_WIDTH / 2 - (FONT_CHARACTER_SIZE * SDL_strlen(text)) / 2;
y = (float)TITLE_HEIGHT / 2 - FONT_CHARACTER_SIZE / 2 + FONT_LINE_HEIGHT + 2.0f;
SDLTest_DrawString(renderer, x, y, text);
}
SDL_snprintf(text, SDL_arraysize(text), "VID: 0x%.4x PID: 0x%.4x", SDL_GetGamepadVendor(gamepad), SDL_GetGamepadProduct(gamepad));
y = (float)SCREEN_HEIGHT - 8.0f - FONT_LINE_HEIGHT;
x = (float)SCREEN_WIDTH - 8.0f - (FONT_CHARACTER_SIZE * SDL_strlen(text));
SDLTest_DrawString(renderer, x, y, text);
serial = SDL_GetGamepadSerial(gamepad);
if (serial && *serial) {
SDL_snprintf(text, SDL_arraysize(text), "Serial: %s", serial);
x = (float)SCREEN_WIDTH / 2 - (FONT_CHARACTER_SIZE * SDL_strlen(text)) / 2;
y = (float)SCREEN_HEIGHT - 8.0f - FONT_LINE_HEIGHT;
SDLTest_DrawString(renderer, x, y, text);
}
}
static void loop(void *arg)
{
SDL_Event event;
@ -687,16 +733,18 @@ static void loop(void *arg)
/* blank screen, set up for drawing this frame. */
SDL_SetRenderDrawColor(screen, 0xFF, 0xFF, 0xFF, SDL_ALPHA_OPAQUE);
SDL_RenderClear(screen);
SDL_SetRenderDrawColor(screen, 0x10, 0x10, 0x10, SDL_ALPHA_OPAQUE);
if (gamepad) {
SetGamepadImageShowingFront(image, ShowingFront());
UpdateGamepadImageFromGamepad(image, gamepad);
RenderGamepadImage(image);
SDL_SetRenderDrawColor(screen, 0x10, 0x10, 0x10, SDL_ALPHA_OPAQUE);
RenderGamepadDisplay(gamepad_elements, gamepad);
RenderJoystickDisplay(joystick_elements, SDL_GetGamepadJoystick(gamepad));
DrawGamepadInfo(screen, gamepad);
/* Update LED based on left thumbstick position */
{
Sint16 x = SDL_GetGamepadAxis(gamepad, SDL_GAMEPAD_AXIS_LEFTX);
@ -745,6 +793,8 @@ static void loop(void *arg)
SDL_RumbleGamepadTriggers(gamepad, left_rumble, right_rumble, 250);
}
}
} else {
DrawGamepadWaiting(screen);
}
SDL_Delay(16);
SDL_RenderPresent(screen);