Super Mario 64 OpenGL port for PC. Mirror of https://github.com/sm64pc/sm64pc https://github.com/sm64pc/sm64pc
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#ifdef __MINGW32__
#define FOR_WINDOWS 1
#else
#define FOR_WINDOWS 0
#endif
#if FOR_WINDOWS
#define GLEW_STATIC
#include <GL/glew.h>
#include <SDL2/SDL.h>
#define GL_GLEXT_PROTOTYPES 1
#include <SDL2/SDL_opengl.h>
#else
#include <SDL2/SDL.h>
#define GL_GLEXT_PROTOTYPES 1
#include <SDL2/SDL_opengles2.h>
#endif
#include "gfx_window_manager_api.h"
#include "gfx_screen_config.h"
#include "../configfile.h"
#include "src/pc/controller/controller_keyboard.h"
static SDL_Window *wnd;
static int inverted_scancode_table[512];
extern bool configFullscreen;
const SDL_Scancode windows_scancode_table[] =
{
/* 0 1 2 3 4 5 6 7 */
/* 8 9 A B C D E F */
SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_ESCAPE, SDL_SCANCODE_1, SDL_SCANCODE_2, SDL_SCANCODE_3, SDL_SCANCODE_4, SDL_SCANCODE_5, SDL_SCANCODE_6, /* 0 */
SDL_SCANCODE_7, SDL_SCANCODE_8, SDL_SCANCODE_9, SDL_SCANCODE_0, SDL_SCANCODE_MINUS, SDL_SCANCODE_EQUALS, SDL_SCANCODE_BACKSPACE, SDL_SCANCODE_TAB, /* 0 */
SDL_SCANCODE_Q, SDL_SCANCODE_W, SDL_SCANCODE_E, SDL_SCANCODE_R, SDL_SCANCODE_T, SDL_SCANCODE_Y, SDL_SCANCODE_U, SDL_SCANCODE_I, /* 1 */
SDL_SCANCODE_O, SDL_SCANCODE_P, SDL_SCANCODE_LEFTBRACKET, SDL_SCANCODE_RIGHTBRACKET, SDL_SCANCODE_RETURN, SDL_SCANCODE_LCTRL, SDL_SCANCODE_A, SDL_SCANCODE_S, /* 1 */
SDL_SCANCODE_D, SDL_SCANCODE_F, SDL_SCANCODE_G, SDL_SCANCODE_H, SDL_SCANCODE_J, SDL_SCANCODE_K, SDL_SCANCODE_L, SDL_SCANCODE_SEMICOLON, /* 2 */
SDL_SCANCODE_APOSTROPHE, SDL_SCANCODE_GRAVE, SDL_SCANCODE_LSHIFT, SDL_SCANCODE_BACKSLASH, SDL_SCANCODE_Z, SDL_SCANCODE_X, SDL_SCANCODE_C, SDL_SCANCODE_V, /* 2 */
SDL_SCANCODE_B, SDL_SCANCODE_N, SDL_SCANCODE_M, SDL_SCANCODE_COMMA, SDL_SCANCODE_PERIOD, SDL_SCANCODE_SLASH, SDL_SCANCODE_RSHIFT, SDL_SCANCODE_PRINTSCREEN,/* 3 */
SDL_SCANCODE_LALT, SDL_SCANCODE_SPACE, SDL_SCANCODE_CAPSLOCK, SDL_SCANCODE_F1, SDL_SCANCODE_F2, SDL_SCANCODE_F3, SDL_SCANCODE_F4, SDL_SCANCODE_F5, /* 3 */
SDL_SCANCODE_F6, SDL_SCANCODE_F7, SDL_SCANCODE_F8, SDL_SCANCODE_F9, SDL_SCANCODE_F10, SDL_SCANCODE_NUMLOCKCLEAR, SDL_SCANCODE_SCROLLLOCK, SDL_SCANCODE_HOME, /* 4 */
SDL_SCANCODE_UP, SDL_SCANCODE_PAGEUP, SDL_SCANCODE_KP_MINUS, SDL_SCANCODE_LEFT, SDL_SCANCODE_KP_5, SDL_SCANCODE_RIGHT, SDL_SCANCODE_KP_PLUS, SDL_SCANCODE_END, /* 4 */
SDL_SCANCODE_DOWN, SDL_SCANCODE_PAGEDOWN, SDL_SCANCODE_INSERT, SDL_SCANCODE_DELETE, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_NONUSBACKSLASH,SDL_SCANCODE_F11, /* 5 */
SDL_SCANCODE_F12, SDL_SCANCODE_PAUSE, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_LGUI, SDL_SCANCODE_RGUI, SDL_SCANCODE_APPLICATION, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, /* 5 */
SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_F13, SDL_SCANCODE_F14, SDL_SCANCODE_F15, SDL_SCANCODE_F16, /* 6 */
SDL_SCANCODE_F17, SDL_SCANCODE_F18, SDL_SCANCODE_F19, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, /* 6 */
SDL_SCANCODE_INTERNATIONAL2, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_INTERNATIONAL1, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN, /* 7 */
SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_INTERNATIONAL4, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_INTERNATIONAL5, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_INTERNATIONAL3, SDL_SCANCODE_UNKNOWN, SDL_SCANCODE_UNKNOWN /* 7 */
};
const SDL_Scancode scancode_rmapping_extended[][2] = {
{SDL_SCANCODE_KP_ENTER, SDL_SCANCODE_RETURN},
{SDL_SCANCODE_RALT, SDL_SCANCODE_LALT},
{SDL_SCANCODE_RCTRL, SDL_SCANCODE_LCTRL},
{SDL_SCANCODE_KP_DIVIDE, SDL_SCANCODE_SLASH},
//{SDL_SCANCODE_KP_PLUS, SDL_SCANCODE_CAPSLOCK}
};
const SDL_Scancode scancode_rmapping_nonextended[][2] = {
{SDL_SCANCODE_KP_7, SDL_SCANCODE_HOME},
{SDL_SCANCODE_KP_8, SDL_SCANCODE_UP},
{SDL_SCANCODE_KP_9, SDL_SCANCODE_PAGEUP},
{SDL_SCANCODE_KP_4, SDL_SCANCODE_LEFT},
{SDL_SCANCODE_KP_6, SDL_SCANCODE_RIGHT},
{SDL_SCANCODE_KP_1, SDL_SCANCODE_END},
{SDL_SCANCODE_KP_2, SDL_SCANCODE_DOWN},
{SDL_SCANCODE_KP_3, SDL_SCANCODE_PAGEDOWN},
{SDL_SCANCODE_KP_0, SDL_SCANCODE_INSERT},
{SDL_SCANCODE_KP_PERIOD, SDL_SCANCODE_DELETE},
{SDL_SCANCODE_KP_MULTIPLY, SDL_SCANCODE_PRINTSCREEN}
};
static void gfx_sdl_set_fullscreen(bool fullscreen)
{
if (fullscreen)
{
SDL_SetWindowFullscreen(wnd, SDL_WINDOW_FULLSCREEN_DESKTOP);
SDL_ShowCursor(SDL_DISABLE);
}
else
{
SDL_SetWindowFullscreen(wnd, 0);
SDL_ShowCursor(SDL_ENABLE);
}
configFullscreen = fullscreen;
}
static void gfx_sdl_init(void) {
SDL_Init(SDL_INIT_VIDEO);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
#ifdef USE_GLES
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 2); // These attributes allow for hardware acceleration on RPis.
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_ES);
#endif
//SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
//SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 4);
#ifndef USE_GLES
wnd = SDL_CreateWindow("Super Mario 64 PC port (OpenGL)", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
DESIRED_SCREEN_WIDTH, DESIRED_SCREEN_HEIGHT, SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE);
#else
/* GLES platforms generally run without a window server like Xorg. Just use the system video mode,
instead of trying to set a new video mode, which does not make any sense in modern displays. */
SDL_DisplayMode sdl_displaymode;
SDL_GetCurrentDisplayMode(0, &sdl_displaymode);
wnd = SDL_CreateWindow("Super Mario 64 PC port (OpenGL_ES2)", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
sdl_displaymode.w, sdl_displaymode.h, SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN | SDL_WINDOW_FULLSCREEN_DESKTOP);
#endif
gfx_sdl_set_fullscreen(configFullscreen);
SDL_GL_CreateContext(wnd);
SDL_GL_SetSwapInterval(1); // We have a double buffered GL context, it makes no sense to want tearing.
for (size_t i = 0; i < sizeof(windows_scancode_table) / sizeof(SDL_Scancode); i++) {
inverted_scancode_table[windows_scancode_table[i]] = i;
}
for (size_t i = 0; i < sizeof(scancode_rmapping_extended) / sizeof(scancode_rmapping_extended[0]); i++) {
inverted_scancode_table[scancode_rmapping_extended[i][0]] = inverted_scancode_table[scancode_rmapping_extended[i][1]] + 0x100;
}
for (size_t i = 0; i < sizeof(scancode_rmapping_nonextended) / sizeof(scancode_rmapping_nonextended[0]); i++) {
inverted_scancode_table[scancode_rmapping_nonextended[i][0]] = inverted_scancode_table[scancode_rmapping_nonextended[i][1]];
inverted_scancode_table[scancode_rmapping_nonextended[i][1]] += 0x100;
}
}
static void gfx_sdl_main_loop(void (*run_one_game_iter)(void)) {
int t;
while (1) {
t = SDL_GetTicks();
run_one_game_iter();
t = SDL_GetTicks() - t;
if (t < 1000 / 30) {
SDL_Delay ((1000 / 30) - t);
}
}
}
static void gfx_sdl_get_dimensions(uint32_t *width, uint32_t *height) {
SDL_GetWindowSize(wnd, width, height);
}
static int translate_scancode(int scancode) {
if (scancode < 512) {
return inverted_scancode_table[scancode];
} else {
return 0;
}
}
static void gfx_sdl_onkeydown(int scancode) {
keyboard_on_key_down(translate_scancode(scancode));
const Uint8 *state = SDL_GetKeyboardState(NULL);
if (state[SDL_SCANCODE_LALT] && state[SDL_SCANCODE_RETURN])
{
gfx_sdl_set_fullscreen(!configFullscreen);
}
else if (state[SDL_SCANCODE_ESCAPE] && configFullscreen)
{
gfx_sdl_set_fullscreen(false);
}
}
static void gfx_sdl_onkeyup(int scancode) {
keyboard_on_key_up(translate_scancode(scancode));
}
static void gfx_sdl_handle_events(void) {
SDL_Event event;
while (SDL_PollEvent(&event)) {
switch (event.type) {
#ifndef TARGET_WEB
// Scancodes are broken in Emscripten SDL2: https://bugzilla.libsdl.org/show_bug.cgi?id=3259
case SDL_KEYDOWN:
gfx_sdl_onkeydown(event.key.keysym.scancode);
break;
case SDL_KEYUP:
gfx_sdl_onkeyup(event.key.keysym.scancode);
break;
#endif
case SDL_QUIT:
exit(0);
}
}
}
static bool gfx_sdl_start_frame(void) {
return true;
}
static void gfx_sdl_swap_buffers_begin(void) {
SDL_GL_SwapWindow(wnd);
}
static void gfx_sdl_swap_buffers_end(void) {
}
static double gfx_sdl_get_time(void) {
return 0.0;
}
struct GfxWindowManagerAPI gfx_sdl = {
gfx_sdl_init,
gfx_sdl_main_loop,
gfx_sdl_get_dimensions,
gfx_sdl_handle_events,
gfx_sdl_start_frame,
gfx_sdl_swap_buffers_begin,
gfx_sdl_swap_buffers_end,
gfx_sdl_get_time
};