ref: 355623f7250f1602a6bda49a15d33c9cd6cdae9f
dir: /src/platform_sokol.c/
#include "platform.h" #include "system.h" #if defined(RENDERER_GL) #ifdef __EMSCRIPTEN__ #define SOKOL_GLES2 #else #define SOKOL_GLCORE33 #endif #else #error "Unsupported renderer for platform SOKOL" #endif #define SOKOL_IMPL #include "libs/sokol_audio.h" #include "libs/sokol_time.h" #include "libs/sokol_app.h" #include "input.h" static const uint8_t keyboard_map[] = { [SAPP_KEYCODE_SPACE] = INPUT_KEY_SPACE, [SAPP_KEYCODE_APOSTROPHE] = INPUT_KEY_APOSTROPHE, [SAPP_KEYCODE_COMMA] = INPUT_KEY_COMMA, [SAPP_KEYCODE_MINUS] = INPUT_KEY_MINUS, [SAPP_KEYCODE_PERIOD] = INPUT_KEY_PERIOD, [SAPP_KEYCODE_SLASH] = INPUT_KEY_SLASH, [SAPP_KEYCODE_0] = INPUT_KEY_0, [SAPP_KEYCODE_1] = INPUT_KEY_1, [SAPP_KEYCODE_2] = INPUT_KEY_2, [SAPP_KEYCODE_3] = INPUT_KEY_3, [SAPP_KEYCODE_4] = INPUT_KEY_4, [SAPP_KEYCODE_5] = INPUT_KEY_5, [SAPP_KEYCODE_6] = INPUT_KEY_6, [SAPP_KEYCODE_7] = INPUT_KEY_7, [SAPP_KEYCODE_8] = INPUT_KEY_8, [SAPP_KEYCODE_9] = INPUT_KEY_9, [SAPP_KEYCODE_SEMICOLON] = INPUT_KEY_SEMICOLON, [SAPP_KEYCODE_EQUAL] = INPUT_KEY_EQUALS, [SAPP_KEYCODE_A] = INPUT_KEY_A, [SAPP_KEYCODE_B] = INPUT_KEY_B, [SAPP_KEYCODE_C] = INPUT_KEY_C, [SAPP_KEYCODE_D] = INPUT_KEY_D, [SAPP_KEYCODE_E] = INPUT_KEY_E, [SAPP_KEYCODE_F] = INPUT_KEY_F, [SAPP_KEYCODE_G] = INPUT_KEY_G, [SAPP_KEYCODE_H] = INPUT_KEY_H, [SAPP_KEYCODE_I] = INPUT_KEY_I, [SAPP_KEYCODE_J] = INPUT_KEY_J, [SAPP_KEYCODE_K] = INPUT_KEY_K, [SAPP_KEYCODE_L] = INPUT_KEY_L, [SAPP_KEYCODE_M] = INPUT_KEY_M, [SAPP_KEYCODE_N] = INPUT_KEY_N, [SAPP_KEYCODE_O] = INPUT_KEY_O, [SAPP_KEYCODE_P] = INPUT_KEY_P, [SAPP_KEYCODE_Q] = INPUT_KEY_Q, [SAPP_KEYCODE_R] = INPUT_KEY_R, [SAPP_KEYCODE_S] = INPUT_KEY_S, [SAPP_KEYCODE_T] = INPUT_KEY_T, [SAPP_KEYCODE_U] = INPUT_KEY_U, [SAPP_KEYCODE_V] = INPUT_KEY_V, [SAPP_KEYCODE_W] = INPUT_KEY_W, [SAPP_KEYCODE_X] = INPUT_KEY_X, [SAPP_KEYCODE_Y] = INPUT_KEY_Y, [SAPP_KEYCODE_Z] = INPUT_KEY_Z, [SAPP_KEYCODE_LEFT_BRACKET] = INPUT_KEY_LEFTBRACKET, [SAPP_KEYCODE_BACKSLASH] = INPUT_KEY_BACKSLASH, [SAPP_KEYCODE_RIGHT_BRACKET] = INPUT_KEY_RIGHTBRACKET, [SAPP_KEYCODE_GRAVE_ACCENT] = INPUT_KEY_TILDE, [SAPP_KEYCODE_WORLD_1] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_WORLD_2] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_ESCAPE] = INPUT_KEY_ESCAPE, [SAPP_KEYCODE_ENTER] = INPUT_KEY_RETURN, [SAPP_KEYCODE_TAB] = INPUT_KEY_TAB, [SAPP_KEYCODE_BACKSPACE] = INPUT_KEY_BACKSPACE, [SAPP_KEYCODE_INSERT] = INPUT_KEY_INSERT, [SAPP_KEYCODE_DELETE] = INPUT_KEY_DELETE, [SAPP_KEYCODE_RIGHT] = INPUT_KEY_RIGHT, [SAPP_KEYCODE_LEFT] = INPUT_KEY_LEFT, [SAPP_KEYCODE_DOWN] = INPUT_KEY_DOWN, [SAPP_KEYCODE_UP] = INPUT_KEY_UP, [SAPP_KEYCODE_PAGE_UP] = INPUT_KEY_PAGEUP, [SAPP_KEYCODE_PAGE_DOWN] = INPUT_KEY_PAGEDOWN, [SAPP_KEYCODE_HOME] = INPUT_KEY_HOME, [SAPP_KEYCODE_END] = INPUT_KEY_END, [SAPP_KEYCODE_CAPS_LOCK] = INPUT_KEY_CAPSLOCK, [SAPP_KEYCODE_SCROLL_LOCK] = INPUT_KEY_SCROLLLOCK, [SAPP_KEYCODE_NUM_LOCK] = INPUT_KEY_NUMLOCK, [SAPP_KEYCODE_PRINT_SCREEN] = INPUT_KEY_PRINTSCREEN, [SAPP_KEYCODE_PAUSE] = INPUT_KEY_PAUSE, [SAPP_KEYCODE_F1] = INPUT_KEY_F1, [SAPP_KEYCODE_F2] = INPUT_KEY_F2, [SAPP_KEYCODE_F3] = INPUT_KEY_F3, [SAPP_KEYCODE_F4] = INPUT_KEY_F4, [SAPP_KEYCODE_F5] = INPUT_KEY_F5, [SAPP_KEYCODE_F6] = INPUT_KEY_F6, [SAPP_KEYCODE_F7] = INPUT_KEY_F7, [SAPP_KEYCODE_F8] = INPUT_KEY_F8, [SAPP_KEYCODE_F9] = INPUT_KEY_F9, [SAPP_KEYCODE_F10] = INPUT_KEY_F10, [SAPP_KEYCODE_F11] = INPUT_KEY_F11, [SAPP_KEYCODE_F12] = INPUT_KEY_F12, [SAPP_KEYCODE_F13] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F14] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F15] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F16] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F17] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F18] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F19] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F20] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F21] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F22] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F23] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F24] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_F25] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_KP_0] = INPUT_KEY_KP_0, [SAPP_KEYCODE_KP_1] = INPUT_KEY_KP_1, [SAPP_KEYCODE_KP_2] = INPUT_KEY_KP_2, [SAPP_KEYCODE_KP_3] = INPUT_KEY_KP_3, [SAPP_KEYCODE_KP_4] = INPUT_KEY_KP_4, [SAPP_KEYCODE_KP_5] = INPUT_KEY_KP_5, [SAPP_KEYCODE_KP_6] = INPUT_KEY_KP_6, [SAPP_KEYCODE_KP_7] = INPUT_KEY_KP_7, [SAPP_KEYCODE_KP_8] = INPUT_KEY_KP_8, [SAPP_KEYCODE_KP_9] = INPUT_KEY_KP_9, [SAPP_KEYCODE_KP_DECIMAL] = INPUT_KEY_KP_PERIOD, [SAPP_KEYCODE_KP_DIVIDE] = INPUT_KEY_KP_DIVIDE, [SAPP_KEYCODE_KP_MULTIPLY] = INPUT_KEY_KP_MULTIPLY, [SAPP_KEYCODE_KP_SUBTRACT] = INPUT_KEY_KP_MINUS, [SAPP_KEYCODE_KP_ADD] = INPUT_KEY_KP_PLUS, [SAPP_KEYCODE_KP_ENTER] = INPUT_KEY_KP_ENTER, [SAPP_KEYCODE_KP_EQUAL] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_LEFT_SHIFT] = INPUT_KEY_LSHIFT, [SAPP_KEYCODE_LEFT_CONTROL] = INPUT_KEY_LCTRL, [SAPP_KEYCODE_LEFT_ALT] = INPUT_KEY_LALT, [SAPP_KEYCODE_LEFT_SUPER] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_RIGHT_SHIFT] = INPUT_KEY_RSHIFT, [SAPP_KEYCODE_RIGHT_CONTROL] = INPUT_KEY_RCTRL, [SAPP_KEYCODE_RIGHT_ALT] = INPUT_KEY_RALT, [SAPP_KEYCODE_RIGHT_SUPER] = INPUT_INVALID, // not implemented [SAPP_KEYCODE_MENU] = INPUT_INVALID, // not implemented }; static void (*audio_callback)(float *buffer, uint32_t len) = NULL; void platform_exit() { sapp_quit(); } vec2i_t platform_screen_size() { return vec2i(sapp_width(), sapp_height()); } double platform_now() { return stm_sec(stm_now()); } void platform_set_fullscreen(bool fullscreen) { if (fullscreen == sapp_is_fullscreen()) { return; } sapp_toggle_fullscreen(); sapp_show_mouse(!fullscreen); } void platform_handle_event(const sapp_event* ev) { // Input Keyboard if (ev->type == SAPP_EVENTTYPE_KEY_DOWN || ev->type == SAPP_EVENTTYPE_KEY_UP) { float state = ev->type == SAPP_EVENTTYPE_KEY_DOWN ? 1.0 : 0.0; if (ev->key_code > 0 && ev->key_code < sizeof(keyboard_map)) { int code = keyboard_map[ev->key_code]; input_set_button_state(code, state); } } else if (ev->type == SAPP_EVENTTYPE_CHAR) { input_textinput(ev->char_code); } // Input Gamepad Axis // TODO: not implemented by sokol_app itself // Mouse buttons else if ( ev->type == SAPP_EVENTTYPE_MOUSE_DOWN || ev->type == SAPP_EVENTTYPE_MOUSE_UP ) { button_t button = INPUT_BUTTON_NONE; switch (ev->mouse_button) { case SAPP_MOUSEBUTTON_LEFT: button = INPUT_MOUSE_LEFT; break; case SAPP_MOUSEBUTTON_MIDDLE: button = INPUT_MOUSE_MIDDLE; break; case SAPP_MOUSEBUTTON_RIGHT: button = INPUT_MOUSE_RIGHT; break; default: break; } if (button != INPUT_BUTTON_NONE) { float state = ev->type == SAPP_EVENTTYPE_MOUSE_DOWN ? 1.0 : 0.0; input_set_button_state(button, state); } } // Mouse wheel else if (ev->type == SAPP_EVENTTYPE_MOUSE_SCROLL) { button_t button = ev->scroll_y > 0 ? INPUT_MOUSE_WHEEL_UP : INPUT_MOUSE_WHEEL_DOWN; input_set_button_state(button, 1.0); input_set_button_state(button, 0.0); } // Mouse move else if (ev->type == SAPP_EVENTTYPE_MOUSE_MOVE) { input_set_mouse_pos(ev->mouse_x, ev->mouse_y); } // Window Events if (ev->type == SAPP_EVENTTYPE_RESIZED) { system_resize(vec2i(ev->window_width, ev->window_height)); } } void platform_audio_callback(float* buffer, int num_frames, int num_channels) { if (audio_callback) { audio_callback(buffer, num_frames * num_channels); } else { memset(buffer, 0, num_frames * sizeof(float)); } } void platform_set_audio_mix_cb(void (*cb)(float *buffer, uint32_t len)) { audio_callback = cb; } sapp_desc sokol_main(int argc, char* argv[]) { stm_setup(); saudio_setup(&(saudio_desc){ .sample_rate = 44100, .buffer_frames = 1024, .num_packets = 256, .num_channels = 2, .stream_cb = platform_audio_callback, }); return (sapp_desc) { .width = SYSTEM_WINDOW_WIDTH, .height = SYSTEM_WINDOW_HEIGHT, .init_cb = system_init, .frame_cb = system_update, .cleanup_cb = system_cleanup, .event_cb = platform_handle_event, .win32_console_attach = true }; }