49 lines
1.3 KiB
C++
49 lines
1.3 KiB
C++
#include "Input.h"
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Input::Input() {}
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Input *Input::instance = nullptr;
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Input *Input::GetInstance() {
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if (!instance) {
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instance = new Input();
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instance->lastx = 0.0;
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instance->lasty = 0.0;
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}
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return instance;
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}
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void Input::Use(Window *window){
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glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
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glfwSetKeyCallback(window, (GLFWkeyfun)HandleKeys);
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glfwSetCursorPosCallback(window, (GLFWcursorposfun)HandleMousePosition);
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}
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void Input::HandleKeys(Window *window, int keys, int code, int action, int mods) {
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#ifdef LUA_SCRIPTING
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lua_State *L = (lua_State*) glfwGetWindowUserPointer(window);
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lua_getglobal(L, "onkey");
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lua_pushinteger(L, keys);
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lua_pushinteger(L, code);
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lua_pushinteger(L, action);
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lua_pushinteger(L, mods);
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lua_call(L, 4, 0);
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#endif // LUA_SCRIPTING
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}
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void Input::HandleMousePosition(Window *window, double xpos, double ypos) {
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double relx = xpos - instance->lastx;
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double rely = ypos - instance->lasty;
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#ifdef LUA_SCRIPTING
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lua_State *L = (lua_State*) glfwGetWindowUserPointer(window);
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lua_getglobal(L, "onmousemotion");
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lua_pushnumber(L, xpos);
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lua_pushnumber(L, ypos);
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lua_pushnumber(L, relx);
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lua_pushnumber(L, rely);
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lua_call(L, 4, 0);
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#endif // LUA_SCRIPTING
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instance->lastx = xpos;
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instance->lasty = ypos;
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}
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