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@@ -1,324 +0,0 @@
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-//
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-// main.cpp
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-// SDLTutorial
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-//
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-// Created by Ciaran McCormack on 25/09/13.
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-// Copyright (c) 2013 Raiblin. All rights reserved.
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-//
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-
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-#include <iostream>
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-#include <SDL.h>
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-#include <SDL_opengles.h>
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-#include <memory>
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-
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-#ifdef __cplusplus
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-extern "C" {
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-#endif
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-#include "lua.h"
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-#include "lauxlib.h"
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-#include "lualib.h"
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-#ifdef __cplusplus
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-}
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-#endif
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-
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-using namespace std;
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-
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-class Graphics;
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-
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-shared_ptr<Graphics> graphics;
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-
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-class Graphics
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-{
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-public:
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- float color[3];
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-
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- Graphics() :
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- color ({ rand() % 255 / 255.0f, rand() % 255 / 255.0f, rand() % 255 / 255.0f})
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- {}
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-
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- void update()
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- {
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- glClearColor(color[0], color[1], color[2], 1);
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- glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
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- }
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-};
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-
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-int l_get_color (lua_State *L) {
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- lua_pushnumber (L, graphics->color[0]);
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- lua_pushnumber (L, graphics->color[1]);
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- lua_pushnumber (L, graphics->color[2]);
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-
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- return 3;
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-}
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-
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-int l_set_color(lua_State *L) {
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- SDL_Log ("[Lua] setcolor was called");
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-
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- if (lua_gettop(L) != 3) {
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- SDL_Log ("[Lua] engine.setcolor error: invalid color");
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- return 0;
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- }
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-
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- float r = 0.f;
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- if (!lua_isnumber(L, -3)) {
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- SDL_Log("[Lua] engine.set_color error: invalid color");
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- return 0;
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- }
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- r = (float) lua_tonumber (L, -3);
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-
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- float g = 0.f;
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- if (!lua_isnumber(L, -2)) {
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- SDL_Log("[Lua] engine.set_color error: invalid color");
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- return 0;
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- }
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- g = (float) lua_tonumber (L, -2);
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-
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- float b = 0.f;
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- if (!lua_isnumber(L, -1)) {
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- SDL_Log("[Lua] engine.set_color error: invalid color");
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- return 0;
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- }
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- b = (float) lua_tonumber (L, -1);
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-
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- SDL_Log ("[Lua] got color %f, %f, %f", r, g, b );
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-
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- graphics->color[0] = r;
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- graphics->color[1] = g;
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- graphics->color[2] = b;
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-
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- return 0;
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-}
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-
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-int l_log (lua_State *L) {
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- if (!lua_isstring(L, -1)) {
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- SDL_Log ("[Lua] invalid error message: expected string");
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- return 0;
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- }
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- SDL_Log ("[Lua] %s", lua_tostring (L, -1));
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- return 0;
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-}
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-
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-static const struct luaL_Reg enginelib[] = {
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- {"get_color", l_get_color},
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- {"set_color", l_set_color},
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- {"log", l_log},
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- {NULL, NULL}
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-};
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-
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-int EventFilter(void* userdata, SDL_Event* event)
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-{
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- switch (event->type)
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- {
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- case SDL_KEYDOWN:
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- SDL_Log("Key Down %d", event->key.keysym.sym);
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- return 0;
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-
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- case SDL_KEYUP:
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- SDL_Log("Key Up %d", event->key.keysym.sym);
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- return 0;
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-
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- case SDL_MOUSEMOTION:
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- SDL_Log("Mouse Moved. X=%d, Y=%d, RelativeX=%d, RelativeY=%d", event->motion.x, event->motion.y, event->motion.xrel, event->motion.yrel);
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- return 0;
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-
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- case SDL_MOUSEBUTTONDOWN:
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- SDL_Log("Mouse Button Down %d", event->button.button);
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- return 0;
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-
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- case SDL_MOUSEBUTTONUP:
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- SDL_Log("Mouse Button Up %d", event->button.button);
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- return 0;
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-
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- case SDL_MOUSEWHEEL:
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- SDL_Log("Mouse Wheel");
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- return 0;
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- }
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-
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- return 1;
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-}
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-
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-void l_call_on_touch (lua_State *L, int x, int y) {
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- lua_getglobal (L, "on_touch");
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-
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- if (lua_isfunction(L, -1)) {
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- lua_pushnumber (L, x);
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- lua_pushnumber (L, y);
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- lua_pcall (L, 2, 0, 0);
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- }
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-}
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-
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-void l_call_update (lua_State *L, float dt) {
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- lua_getglobal (L, "update");
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- if (lua_isfunction(L, -1)) {
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- lua_pushnumber (L, dt);
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- lua_pcall (L, 1, 0, 0);
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- }
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-}
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-
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-int main(int argc, char * argv[])
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-{
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- int width = 1080;
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- int height = 720;
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-
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- if (0 != SDL_Init(SDL_INIT_VIDEO))
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- {
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- fprintf(stderr, "\nUnable to initialize SDL: %s\n", SDL_GetError());
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- return 0;
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- }
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-
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- SDL_LogSetAllPriority(SDL_LOG_PRIORITY_VERBOSE);
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-
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- SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
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- SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
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- SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
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- SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL, 1);
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- SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
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- SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
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-
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- //Create the window
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- auto window = SDL_CreateWindow("SDL 2.0 OSX Tutorial", 0, 0, width, height, SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN);
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-
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- if (window == 0)
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- {
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- SDL_Quit();
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- return false;
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- }
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-
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- auto gl = SDL_GL_CreateContext(window);
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-
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- SDL_AddEventWatch(EventFilter, nullptr);
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-
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- graphics = shared_ptr<Graphics>(new Graphics());
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-
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- SDL_Log ("OpenGL Version: %s", glGetString(GL_VERSION));
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-
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- lua_State *L = luaL_newstate();
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- luaL_openlibs(L);
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- luaL_register (L, "engine", enginelib);
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-
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- SDL_RWops *file = SDL_RWFromFile("testfile.lua", "rb");
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- if (file) {
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- Sint64 file_size = file->size(file);
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- char data_buffer[file_size + 1];
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- size_t read_bytes = file->read(file, data_buffer, sizeof(char), (size_t) file_size);
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- data_buffer[read_bytes] = '\0';
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- luaL_dostring(L, data_buffer);
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- } else {
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- SDL_Log ("could not open file");
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- }
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-
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- unsigned int last_time = SDL_GetTicks();
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-
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- //Game Loop
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- SDL_Event event;
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- auto done = false;
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- while (!done)
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- {
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- SDL_PumpEvents();
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- while (SDL_PollEvent(&event))
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- {
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- switch (event.type)
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- {
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- case SDL_QUIT:
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- done = true;
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- break;
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-
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- case SDL_APP_DIDENTERFOREGROUND:
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- SDL_Log("SDL_APP_DIDENTERFOREGROUND");
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- break;
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-
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- case SDL_APP_DIDENTERBACKGROUND:
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- SDL_Log("SDL_APP_DIDENTERBACKGROUND");
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- break;
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-
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- case SDL_APP_LOWMEMORY:
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- SDL_Log("SDL_APP_LOWMEMORY");
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- break;
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-
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- case SDL_APP_TERMINATING:
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- SDL_Log("SDL_APP_TERMINATING");
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- break;
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-
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- case SDL_APP_WILLENTERBACKGROUND:
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- SDL_Log("SDL_APP_WILLENTERBACKGROUND");
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- break;
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-
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- case SDL_APP_WILLENTERFOREGROUND:
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- SDL_Log("SDL_APP_WILLENTERFOREGROUND");
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- break;
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-
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- case SDL_FINGERDOWN:
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- l_call_on_touch(L, event.tfinger.x, event.tfinger.y);
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- SDL_Log("Got finger down at %d,%d", event.tfinger.x, event.tfinger.y);
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- break;
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-
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- case SDL_WINDOWEVENT:
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- {
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- switch (event.window.event)
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- {
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- case SDL_WINDOWEVENT_SHOWN:
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- SDL_Log("Window %d shown", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_HIDDEN:
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- SDL_Log("Window %d hidden", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_EXPOSED:
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- SDL_Log("Window %d exposed", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_MOVED:
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- SDL_Log("Window %d moved to %d,%d", event.window.windowID, event.window.data1, event.window.data2);
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- break;
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- case SDL_WINDOWEVENT_RESIZED:
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- SDL_Log("Window %d resized to %dx%d", event.window.windowID, event.window.data1, event.window.data2);
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- break;
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- case SDL_WINDOWEVENT_MINIMIZED:
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- SDL_Log("Window %d minimized", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_MAXIMIZED:
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- SDL_Log("Window %d maximized", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_RESTORED:
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- SDL_Log("Window %d restored", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_ENTER:
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- SDL_Log("Mouse entered window %d", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_LEAVE:
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- SDL_Log("Mouse left window %d", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_FOCUS_GAINED:
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- SDL_Log("Window %d gained keyboard focus", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_FOCUS_LOST:
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- SDL_Log("Window %d lost keyboard focus", event.window.windowID);
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- break;
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- case SDL_WINDOWEVENT_CLOSE:
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- SDL_Log("Window %d closed", event.window.windowID);
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- break;
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- default:
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- SDL_Log("Window %d got unknown event %d", event.window.windowID, event.window.event);
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- break;
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- }
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-
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- break;
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- }
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- }
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- }
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-
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- unsigned int current_time = SDL_GetTicks();
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- l_call_update(L, static_cast<float>(current_time - last_time) * 0.001f);
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- last_time = current_time;
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-
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- graphics->update();
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- SDL_GL_SwapWindow(window);
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- }
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-
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- lua_close (L);
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-
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- SDL_GL_DeleteContext(gl);
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-
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- // Done! Close the window, clean-up and exit the program.
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- SDL_DestroyWindow(window);
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- SDL_Quit();
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-}
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-
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