/
sdl.cpp
1334 lines (1128 loc) · 28.1 KB
/
sdl.cpp
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#ifdef USE_SDL
#include <sys/stat.h>
#include <time.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <wchar.h>
#include "rgba8.h"
#include "platform.h"
#include "upng.h"
#ifdef _WIN32
#include <SDL.h>
#include <SDL_opengl.h>
#include "audio.h"
#else
#include <SDL2/SDL.h>
#include <SDL2/SDL_opengl.h>
#endif
#ifdef __linux__
#include <GL/gl.h>
#elif defined(__APPLE__)
#include <OpenGL/gl.h>
#endif
A3D_WND* wnd_head = 0;
A3D_WND* wnd_tail = 0;
struct GlobalSDL
{
GlobalSDL()
{
gamepad = 0;
SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
//SDL_Init(SDL_INIT_TIMER | SDL_INIT_VIDEO | SDL_INIT_JOYSTICK | SDL_INIT_GAMECONTROLLER | SDL_INIT_HAPTIC);
SDL_Init(SDL_INIT_EVERYTHING);
}
~GlobalSDL()
{
if (gamepad)
{
SDL_GameControllerClose(gamepad);
gamepad = 0;
}
SDL_Quit();
}
SDL_GameController* gamepad;
};
static GlobalSDL sdl;
struct A3D_WND
{
A3D_WND* prev;
A3D_WND* next;
SDL_Window* win;
SDL_GLContext rc;
bool mapped;
void* cookie;
int captured;
PlatformInterface platform_api;
};
A3D_WND* a3dOpen(const PlatformInterface* pi, const GraphicsDesc* gd, A3D_WND* share)
{
struct PUSH
{
PUSH()
{
rc = SDL_GL_GetCurrentContext();
dr = SDL_GL_GetCurrentWindow();
}
~PUSH()
{
if (dr && rc)
SDL_GL_MakeCurrent(dr, rc);
}
SDL_Window* dr;
SDL_GLContext rc;
} push;
A3D_WND* wnd = (A3D_WND*)malloc(sizeof(A3D_WND));
wnd->captured = 0;
wnd->prev = wnd_tail;
wnd->next = 0;
if (wnd_tail)
wnd_tail->next = wnd;
else
wnd_head = wnd;
wnd_tail = wnd;
// init wnd fields!
wnd->platform_api = *pi;
wnd->cookie = 0;
wnd->mapped = false;
/*
Buzz:
SDL_Joystick* joy = SDL_JoystickOpen(joy_idx);
SDL_Haptic* haptic = SDL_HapticOpenFromJoystick(joy);
if (SDL_HapticRumbleSupported(haptic))
{
SDL_HapticRumbleInit(haptic);
SDL_HapticRumblePlay(haptic, 1.0, 3000);
// SDL_HapticRumbleStop(haptic);
}
*/
if (share)
{
SDL_GL_MakeCurrent(share->win, share->rc);
SDL_GL_SetAttribute(SDL_GL_SHARE_WITH_CURRENT_CONTEXT, 1);
}
int x=100, y=100, w = 800, h = 600;
if (gd->wnd_xywh)
{
x = gd->wnd_xywh[0];
y = gd->wnd_xywh[1];
w = gd->wnd_xywh[2];
h = gd->wnd_xywh[3];
}
wnd->win = SDL_CreateWindow("ASCIIID SDL", x, y, w, h,
SDL_WINDOW_ALLOW_HIGHDPI |
SDL_WINDOW_OPENGL |
SDL_WINDOW_RESIZABLE |
SDL_WINDOW_HIDDEN);
SDL_SetWindowData(wnd->win, "a3d", wnd);
if (0)
{
// let SDL choose rgba sizes
// stressing it too much results in no context!
SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE, 32);
}
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, gd->depth_bits);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, gd->stencil_bits);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, gd->flags & GraphicsDesc::FLAGS::DOUBLE_BUFFER ? 1:0);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, SDL_GL_CONTEXT_FORWARD_COMPATIBLE_FLAG |
(gd->flags & GraphicsDesc::DEBUG_CONTEXT ? SDL_GL_CONTEXT_DEBUG_FLAG : 0));
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, gd->version[0]);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, gd->version[1]);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
wnd->rc = SDL_GL_CreateContext(wnd->win);
if (share)
SDL_GL_SetAttribute(SDL_GL_SHARE_WITH_CURRENT_CONTEXT, 0);
// note
// wnd->rc is now current
SDL_GL_GetDrawableSize(wnd->win, &w, &h);
if (wnd->platform_api.init)
wnd->platform_api.init(wnd);
if (wnd->platform_api.resize)
wnd->platform_api.resize(wnd, w,h);
return wnd;
}
void a3dClose(A3D_WND* wnd)
{
struct PUSH
{
PUSH()
{
rc = SDL_GL_GetCurrentContext();
dr = SDL_GL_GetCurrentWindow();
}
~PUSH()
{
if (dr && rc)
SDL_GL_MakeCurrent(dr, rc);
}
SDL_Window* dr;
SDL_GLContext rc;
} push;
SDL_GL_DeleteContext(wnd->rc);
SDL_DestroyWindow(wnd->win);
if (wnd->prev)
wnd->prev->next = wnd->next;
else
wnd_head = wnd->next;
if (wnd->next)
wnd->next->prev = wnd->prev;
else
wnd_tail = wnd->prev;
free(wnd);
}
WndMode a3dGetRect(A3D_WND* wnd, int* xywh, int* client_wh)
{
if (!wnd)
wnd = wnd_tail;
if (client_wh)
SDL_GL_GetDrawableSize(wnd->win, client_wh+0, client_wh+1);
if (xywh)
{
SDL_GetWindowPosition(wnd->win, xywh + 0, xywh + 1);
SDL_GetWindowSize(wnd->win, xywh + 2, xywh + 3);
}
uint32_t f = SDL_GetWindowFlags(wnd->win);
if (f & SDL_WINDOW_FULLSCREEN)
return WndMode::A3D_WND_FULLSCREEN;
return WndMode::A3D_WND_NORMAL; // not critical
}
bool a3dSetRect(A3D_WND* wnd, const int* xywh, WndMode wnd_mode)
{
if (xywh)
{
SDL_SetWindowPosition(wnd->win, xywh[0], xywh[1]);
SDL_SetWindowSize(wnd->win, xywh[2], xywh[3]);
}
if (wnd_mode == WndMode::A3D_WND_FULLSCREEN)
SDL_SetWindowFullscreen(wnd->win, SDL_WINDOW_FULLSCREEN_DESKTOP);
else
if (wnd_mode != WndMode::A3D_WND_CURRENT)
SDL_SetWindowFullscreen(wnd->win, 0);
return true;
}
bool a3dIsMaximized(A3D_WND* wnd)
{
return false; // not critical
}
void a3dSetVisible(A3D_WND* wnd, bool set)
{
wnd->mapped = set;
if (set)
SDL_ShowWindow(wnd->win);
else
SDL_HideWindow(wnd->win);
}
bool a3dGetVisible(A3D_WND* wnd)
{
return wnd->mapped;
}
void a3dSetCookie(A3D_WND* wnd, void* cookie)
{
wnd->cookie = cookie;
}
void* a3dGetCookie(A3D_WND* wnd)
{
return wnd->cookie;
}
int A3D2SDL[] =
{
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_BACKSPACE,
SDL_SCANCODE_TAB,
SDL_SCANCODE_RETURN,
SDL_SCANCODE_PAUSE,
SDL_SCANCODE_ESCAPE,
SDL_SCANCODE_SPACE,
SDL_SCANCODE_PAGEUP,
SDL_SCANCODE_PAGEDOWN,
SDL_SCANCODE_END,
SDL_SCANCODE_HOME,
SDL_SCANCODE_LEFT,
SDL_SCANCODE_UP,
SDL_SCANCODE_RIGHT,
SDL_SCANCODE_DOWN,
SDL_SCANCODE_PRINTSCREEN,
SDL_SCANCODE_INSERT,
SDL_SCANCODE_DELETE,
SDL_SCANCODE_0,
SDL_SCANCODE_1,
SDL_SCANCODE_2,
SDL_SCANCODE_3,
SDL_SCANCODE_4,
SDL_SCANCODE_5,
SDL_SCANCODE_6,
SDL_SCANCODE_7,
SDL_SCANCODE_8,
SDL_SCANCODE_9,
SDL_SCANCODE_A,
SDL_SCANCODE_B,
SDL_SCANCODE_C,
SDL_SCANCODE_D,
SDL_SCANCODE_E,
SDL_SCANCODE_F,
SDL_SCANCODE_G,
SDL_SCANCODE_H,
SDL_SCANCODE_I,
SDL_SCANCODE_J,
SDL_SCANCODE_K,
SDL_SCANCODE_L,
SDL_SCANCODE_M,
SDL_SCANCODE_N,
SDL_SCANCODE_O,
SDL_SCANCODE_P,
SDL_SCANCODE_Q,
SDL_SCANCODE_R,
SDL_SCANCODE_S,
SDL_SCANCODE_T,
SDL_SCANCODE_U,
SDL_SCANCODE_V,
SDL_SCANCODE_W,
SDL_SCANCODE_X,
SDL_SCANCODE_Y,
SDL_SCANCODE_Z,
SDL_SCANCODE_LGUI,
SDL_SCANCODE_RGUI,
SDL_SCANCODE_APPLICATION,
SDL_SCANCODE_KP_0,
SDL_SCANCODE_KP_1,
SDL_SCANCODE_KP_2,
SDL_SCANCODE_KP_3,
SDL_SCANCODE_KP_4,
SDL_SCANCODE_KP_5,
SDL_SCANCODE_KP_6,
SDL_SCANCODE_KP_7,
SDL_SCANCODE_KP_8,
SDL_SCANCODE_KP_9,
SDL_SCANCODE_KP_MULTIPLY,
SDL_SCANCODE_KP_DIVIDE,
SDL_SCANCODE_KP_PLUS,
SDL_SCANCODE_KP_MINUS,
SDL_SCANCODE_KP_DECIMAL,
SDL_SCANCODE_KP_ENTER,
SDL_SCANCODE_F1,
SDL_SCANCODE_F2,
SDL_SCANCODE_F3,
SDL_SCANCODE_F4,
SDL_SCANCODE_F5,
SDL_SCANCODE_F6,
SDL_SCANCODE_F7,
SDL_SCANCODE_F8,
SDL_SCANCODE_F9,
SDL_SCANCODE_F10,
SDL_SCANCODE_F11,
SDL_SCANCODE_F12,
SDL_SCANCODE_F13,
SDL_SCANCODE_F14,
SDL_SCANCODE_F15,
SDL_SCANCODE_F16,
SDL_SCANCODE_F17,
SDL_SCANCODE_F18,
SDL_SCANCODE_F19,
SDL_SCANCODE_F20,
SDL_SCANCODE_F21,
SDL_SCANCODE_F22,
SDL_SCANCODE_F23,
SDL_SCANCODE_F24,
SDL_SCANCODE_CAPSLOCK,
SDL_SCANCODE_NUMLOCKCLEAR,
SDL_SCANCODE_SCROLLLOCK,
SDL_SCANCODE_LSHIFT,
SDL_SCANCODE_RSHIFT,
SDL_SCANCODE_LCTRL,
SDL_SCANCODE_RCTRL,
SDL_SCANCODE_LALT,
SDL_SCANCODE_RALT,
SDL_SCANCODE_SEMICOLON,
SDL_SCANCODE_EQUALS,
SDL_SCANCODE_COMMA,
SDL_SCANCODE_MINUS,
SDL_SCANCODE_PERIOD,
SDL_SCANCODE_SLASH,
SDL_SCANCODE_GRAVE,
SDL_SCANCODE_LEFTBRACKET,
SDL_SCANCODE_RIGHTBRACKET,
SDL_SCANCODE_BACKSLASH,
SDL_SCANCODE_APOSTROPHE,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN,
SDL_SCANCODE_UNKNOWN
};
KeyInfo SDL2A3D[/*128*/] =
{
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_A,
A3D_B,
A3D_C,
A3D_D,
A3D_E,
A3D_F,
A3D_G,
A3D_H,
A3D_I,
A3D_J,
A3D_K,
A3D_L,
A3D_M,
A3D_N,
A3D_O,
A3D_P,
A3D_Q,
A3D_R,
A3D_S,
A3D_T,
A3D_U,
A3D_V,
A3D_W,
A3D_X,
A3D_Y,
A3D_Z,
A3D_1,
A3D_2,
A3D_3,
A3D_4,
A3D_5,
A3D_6,
A3D_7,
A3D_8,
A3D_9,
A3D_0,
A3D_ENTER,
A3D_ESCAPE,
A3D_BACKSPACE,
A3D_TAB,
A3D_SPACE,
A3D_OEM_MINUS,
A3D_OEM_PLUS,
A3D_OEM_OPEN,
A3D_OEM_CLOSE,
A3D_OEM_BACKSLASH,
A3D_NONE, //NONUSHASH
A3D_OEM_COLON,
A3D_OEM_QUOTATION,
A3D_OEM_TILDE,
A3D_OEM_COMMA,
A3D_OEM_PERIOD,
A3D_OEM_SLASH,
A3D_CAPSLOCK,
A3D_F1,
A3D_F2,
A3D_F3,
A3D_F4,
A3D_F5,
A3D_F6,
A3D_F7,
A3D_F8,
A3D_F9,
A3D_F10,
A3D_F11,
A3D_F12,
A3D_PRINT,
A3D_SCROLLLOCK,
A3D_PAUSE,
A3D_INSERT,
A3D_HOME,
A3D_PAGEUP,
A3D_DELETE,
A3D_END,
A3D_PAGEDOWN,
A3D_RIGHT,
A3D_LEFT,
A3D_DOWN,
A3D_UP,
A3D_NUMLOCK,
A3D_NUMPAD_DIVIDE,
A3D_NUMPAD_MULTIPLY,
A3D_NUMPAD_SUBTRACT,
A3D_NUMPAD_ADD,
A3D_NUMPAD_ENTER,
A3D_NUMPAD_1,
A3D_NUMPAD_2,
A3D_NUMPAD_3,
A3D_NUMPAD_4,
A3D_NUMPAD_5,
A3D_NUMPAD_6,
A3D_NUMPAD_7,
A3D_NUMPAD_8,
A3D_NUMPAD_9,
A3D_NUMPAD_0,
A3D_NUMPAD_DECIMAL,
A3D_NONE, //NONUSBACKSLASH
A3D_APPS,
A3D_NONE, //POWER
A3D_NONE, //EQUALS
A3D_F13,
A3D_F14,
A3D_F15,
A3D_F16,
A3D_F17,
A3D_F18,
A3D_F19,
A3D_F20,
A3D_F21,
A3D_F22,
A3D_F23,
A3D_F24,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE,
A3D_NONE
};
void a3dLoop(const LoopInterface* li)
{
SDL_GameControllerEventState(SDL_ENABLE);
// for all created wnds, force size notifications
A3D_WND* wnd = wnd_head;
while (wnd)
{
if (wnd->platform_api.resize)
{
int w, h;
SDL_GL_GetDrawableSize(wnd->win, &w, &h);
wnd->platform_api.resize(wnd, w, h);
}
wnd = wnd->next;
}
bool Running = true;
while (Running)
{
SDL_Event Event;
while (SDL_PollEvent(&Event))
{
const char* ev_name = 0;
#define CASE(t) case t: ev_name = ev_name ? ev_name : #t;
switch (Event.type)
{
case SDL_QUIT: Running = 0; break;
CASE(SDL_CONTROLLERDEVICEADDED)
{
SDL_ControllerDeviceEvent* ev = &Event.cdevice;
//printf("%s %d\n", ev_name, ev->which);
if (!sdl.gamepad)
sdl.gamepad = SDL_GameControllerOpen(ev->which);
if (sdl.gamepad && li && li->gpad_mount)
{
int axes = SDL_CONTROLLER_AXIS_MAX;
int buttons = SDL_CONTROLLER_BUTTON_MAX;
uint8_t mapping[2*SDL_CONTROLLER_AXIS_MAX + SDL_CONTROLLER_BUTTON_MAX];
int imap = 0;
for (int i=0; i<axes; i++)
{
uint8_t m = i<6 ? (0<<7 /*to axis*/) | (0<<6 /*no flip*/) | i : 0xFF;
if (i==4 || i==5)
mapping[imap++] = 0xFF; // clear negs, sdl knows it is unsigned
else
mapping[imap++] = m | (1<<6); // neg in
mapping[imap++] = m; // pos in
}
for (int i=0; i<buttons; i++)
{
if (i>=15)
mapping[imap++] = 0xFF;
else
mapping[imap++] = (1<<7 /*to button*/) | (0<<6 /*no flip*/) | i;
}
li->gpad_mount(SDL_GameControllerName(sdl.gamepad), axes, buttons, mapping);
}
break;
}
CASE(SDL_CONTROLLERDEVICEREMAPPED)
{
SDL_ControllerDeviceEvent* ev = &Event.cdevice;
//printf("%s %d\n", ev_name, ev->which);
break;
}
CASE(SDL_CONTROLLERDEVICEREMOVED)
{
SDL_ControllerDeviceEvent* ev = &Event.cdevice;
//printf("%s %d\n", ev_name, ev->which);
SDL_GameController* gc = SDL_GameControllerFromInstanceID(ev->which);
if (gc && gc == sdl.gamepad)
{
if (li && li->gpad_unmount)
li->gpad_unmount();
SDL_GameControllerClose(sdl.gamepad);
sdl.gamepad = 0;
// try reconnecting to something else
int n = SDL_NumJoysticks();
for (int i = 0; i < n; i++)
{
if (SDL_IsGameController(i))
{
sdl.gamepad = SDL_GameControllerOpen(i);
if (sdl.gamepad)
{
if (li && li->gpad_mount)
{
int axes = SDL_CONTROLLER_AXIS_MAX;
int buttons = SDL_CONTROLLER_BUTTON_MAX;
uint8_t mapping[2*SDL_CONTROLLER_AXIS_MAX + SDL_CONTROLLER_BUTTON_MAX];
int imap = 0;
for (int i=0; i<axes; i++)
{
uint8_t m = i<6 ? (0<<7 /*to axis*/) | (0<<6 /*no flip*/) | i : 0xFF;
if (i==4 || i==5)
mapping[imap++] = 0xFF; // clear negs, sdl knows it is unsigned
else
mapping[imap++] = m | (1<<6); // neg in
mapping[imap++] = m; // pos in
}
for (int i=0; i<buttons; i++)
{
if (i>=15)
mapping[imap++] = 0xFF;
else
mapping[imap++] = (1<<7 /*to button*/) | (0<<6 /*no flip*/) | i;
}
li->gpad_mount(SDL_GameControllerName(sdl.gamepad), axes, buttons, mapping);
}
break;
}
}
}
}
break;
}
CASE(SDL_CONTROLLERAXISMOTION)
{
SDL_ControllerAxisEvent* ev = &Event.caxis;
const char* aname = SDL_GameControllerGetStringForAxis((SDL_GameControllerAxis)ev->axis);
//printf("%s %d %d = %f (%s)\n", ev_name, ev->which, ev->axis, ev->value/32767.0f, aname);
SDL_GameController* gc = SDL_GameControllerFromInstanceID(ev->which);
if (gc && gc == sdl.gamepad)
{
if (li && li->gpad_axis)
li->gpad_axis(ev->axis, ev->value == -32768 ? -32767 : ev->value);
}
break;
}
CASE(SDL_CONTROLLERBUTTONDOWN)
CASE(SDL_CONTROLLERBUTTONUP)
{
SDL_ControllerButtonEvent* ev = &Event.cbutton;
const char* bname = SDL_GameControllerGetStringForButton((SDL_GameControllerButton)ev->button);
//printf("%s %d %d = %d (%s)\n", ev_name, ev->which, ev->button, ev->state, bname);
SDL_GameController* gc = SDL_GameControllerFromInstanceID(ev->which);
if (gc && gc == sdl.gamepad)
{
if (li && li->gpad_button)
li->gpad_button(ev->button, ev->state ? 32767 : 0);
}
break;
}
/* PS only?
case SDL_CONTROLLERTOUCHPADDOWN:
case SDL_CONTROLLERTOUCHPADMOTION:
case SDL_CONTROLLERTOUCHPADUP:
*/
/* WII only?
case SDL_CONTROLLERSENSORUPDATE:
*/
case SDL_TEXTINPUT:
{
SDL_TextInputEvent* ev = &Event.text;
A3D_WND* wnd = wnd_head;
while (wnd)
{
if (SDL_GetWindowID(wnd->win) == ev->windowID)
break;
wnd = wnd->next;
}
if (wnd && wnd->platform_api.keyb_char)
{
// actually we should convert utf8 to wchar_t
wnd->platform_api.keyb_char(wnd, (wchar_t)ev->text[0]);
}
break;
}
case SDL_WINDOWEVENT:
{
SDL_WindowEvent* ev = &Event.window;
A3D_WND* wnd = wnd_head;
while (wnd)
{
if (SDL_GetWindowID(wnd->win) == ev->windowID)
break;
wnd = wnd->next;
}
if (!wnd)
break;
switch (ev->event)
{
case SDL_WINDOWEVENT_CLOSE:
if (wnd->platform_api.close)
wnd->platform_api.close(wnd);
break;
case SDL_WINDOWEVENT_ENTER:
case SDL_WINDOWEVENT_LEAVE:
if (wnd->platform_api.mouse)
{
int x, y;
int b = SDL_GetMouseState(&x,&y);
int mi = ev->event == SDL_WINDOWEVENT_ENTER ? ENTER : LEAVE;
if (b & SDL_BUTTON(SDL_BUTTON_LEFT))
mi |= LEFT;
if (b & SDL_BUTTON(SDL_BUTTON_MIDDLE))
mi |= MIDDLE;
if (b & SDL_BUTTON(SDL_BUTTON_RIGHT))
mi |= RIGHT;
int w, h;
SDL_GL_GetDrawableSize(wnd->win, &w, &h);
if (x >= 0 && x < w && y >= 0 && y < h)
mi |= INSIDE;
wnd->platform_api.mouse(wnd, x,y, (MouseInfo)mi);
}
break;
case SDL_WINDOWEVENT_FOCUS_GAINED:
case SDL_WINDOWEVENT_FOCUS_LOST:
if (wnd->platform_api.keyb_focus)
wnd->platform_api.keyb_focus(wnd, ev->event == SDL_WINDOWEVENT_FOCUS_GAINED);
break;
case SDL_WINDOWEVENT_SIZE_CHANGED:
if (wnd->platform_api.resize)
{
int w, h;
SDL_GL_GetDrawableSize(wnd->win, &w, &h);
wnd->platform_api.resize(wnd, w,h);
}
break;
}
break;
}
case SDL_KEYDOWN:
case SDL_KEYUP:
{
SDL_KeyboardEvent* ev = &Event.key;
if (ev->keysym.scancode < 0)
break;
KeyInfo ki;
switch (ev->keysym.scancode)
{
// handle big codes that didn't
// fit well into mapping table
case SDL_SCANCODE_LCTRL: ki = A3D_LCTRL; break;
case SDL_SCANCODE_LSHIFT: ki = A3D_LSHIFT; break;
case SDL_SCANCODE_LALT: ki = A3D_LALT; break;
case SDL_SCANCODE_LGUI: ki = A3D_LWIN; break;
case SDL_SCANCODE_RCTRL: ki = A3D_RCTRL; break;
case SDL_SCANCODE_RSHIFT: ki = A3D_RSHIFT; break;
case SDL_SCANCODE_RALT: ki = A3D_RALT; break;
case SDL_SCANCODE_RGUI: ki = A3D_RWIN; break;
default:
if (ev->keysym.scancode < 128)
ki = SDL2A3D[ev->keysym.scancode];
else
ki = A3D_NONE;
}
if (ki == A3D_NONE)
break;
A3D_WND* wnd = wnd_head;
while (wnd)
{
if (SDL_GetWindowID(wnd->win) == ev->windowID)
break;
wnd = wnd->next;
}
if (wnd && wnd->platform_api.keyb_key)
wnd->platform_api.keyb_key(wnd,ki,Event.type==SDL_KEYDOWN);
// cure sdl, it doesn't report all keys to SDL_TEXTINPUT
// TODO: test if sdl on MAC also requires this cure
if (Event.type == SDL_KEYDOWN)
{
switch (ki)
{
case A3D_DELETE: wnd->platform_api.keyb_char(wnd, 127); break;
case A3D_BACKSPACE: wnd->platform_api.keyb_char(wnd, 8); break;
case A3D_ENTER:
case A3D_NUMPAD_ENTER:
wnd->platform_api.keyb_char(wnd, 13); break;
// case A3D_TAB: we dont use tab in key_char()
}
}
break;
}
case SDL_MOUSEMOTION:
{
SDL_MouseMotionEvent* ev = &Event.motion;
A3D_WND* wnd = wnd_head;
while (wnd)
{
if (SDL_GetWindowID(wnd->win) == ev->windowID)
break;
wnd = wnd->next;
}
if (!wnd || !wnd->platform_api.mouse)
break;
int b = SDL_GetMouseState(0,0);
int mi = MOVE;
if (b & SDL_BUTTON(SDL_BUTTON_LEFT))
mi |= LEFT;
if (b & SDL_BUTTON(SDL_BUTTON_MIDDLE))
mi |= MIDDLE;
if (b & SDL_BUTTON(SDL_BUTTON_RIGHT))
mi |= RIGHT;
int w, h;
SDL_GL_GetDrawableSize(wnd->win, &w, &h);
if (ev->x >= 0 && ev->x < w && ev->y >= 0 && ev->y < h)
mi |= INSIDE;
wnd->platform_api.mouse(wnd,ev->x,ev->y,(MouseInfo)mi);
break;
}
case SDL_MOUSEWHEEL:
{
SDL_MouseWheelEvent* ev = &Event.wheel;
A3D_WND* wnd = wnd_head;
while (wnd)
{
if (SDL_GetWindowID(wnd->win) == ev->windowID)
break;
wnd = wnd->next;
}
if (!wnd || !wnd->platform_api.mouse)
break;
int x, y;
int b = SDL_GetMouseState(&x, &y);
int mi = ev->y > 0 ? WHEEL_UP : ev->y < 0 ? WHEEL_DN : 0;
if (b & SDL_BUTTON(SDL_BUTTON_LEFT))
mi |= LEFT;
if (b & SDL_BUTTON(SDL_BUTTON_MIDDLE))
mi |= MIDDLE;
if (b & SDL_BUTTON(SDL_BUTTON_RIGHT))
mi |= RIGHT;
int w, h;
SDL_GL_GetDrawableSize(wnd->win, &w, &h);
if (x>=0 && x<w && y>=0 && y<h)
mi |= INSIDE;
wnd->platform_api.mouse(wnd, x, y, (MouseInfo)mi);
break;
}
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
{
SDL_MouseButtonEvent* ev = &Event.button;
A3D_WND* wnd = wnd_head;
while (wnd)
{
if (SDL_GetWindowID(wnd->win) == ev->windowID)
break;
wnd = wnd->next;
}
if (!wnd || !wnd->platform_api.mouse)
break;
// note:
// as there is no capture lost event in SDL
// we can't implement it in reliable way
if (Event.type == SDL_MOUSEBUTTONDOWN)
{
if (!wnd->captured)
{
SDL_CaptureMouse(SDL_TRUE);
wnd->captured = ev->button;
}
}
else
if (wnd->captured == ev->button)
{
SDL_CaptureMouse(SDL_FALSE);