SWBF2-Classic-Msh-Viewer/3DViewer/Header/callback.h

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2016-09-07 15:17:17 +00:00
#pragma once
#include <iostream>
#include <gl\glew.h>
#include <gl\glfw3.h>
#include "setup.h"
#define GLFW_KEY_PLUS_GER GLFW_KEY_RIGHT_BRACKET
#define GLFW_KEY_MINUS_GER GLFW_KEY_SLASH
struct {
double posX;
double posY;
bool leftHold;
bool middleHold;
bool rightHold;
double speed = 1;
} mouse;
void windowResize(GLFWwindow * window, int width, int height)
{
monitor.witdh = width;
monitor.heigh = height;
glViewport(0, 0, width, height);
}
void mouseButton(GLFWwindow *window, int button, int action, int mod)
{
if (button == GLFW_MOUSE_BUTTON_LEFT && action == GLFW_PRESS)
{
mouse.leftHold = true;
glfwGetCursorPos(window, &mouse.posX, &mouse.posY);
}
else if (button == GLFW_MOUSE_BUTTON_LEFT && action == GLFW_RELEASE)
{
mouse.leftHold = false;
}
if (button == GLFW_MOUSE_BUTTON_RIGHT && action == GLFW_PRESS)
{
mouse.rightHold = true;
glfwGetCursorPos(window, &mouse.posX, &mouse.posY);
}
else if (button == GLFW_MOUSE_BUTTON_RIGHT && action == GLFW_RELEASE)
{
mouse.rightHold = false;
}
}
void mouseMove(GLFWwindow *window, double xpos, double ypos)
{
if (mouse.leftHold)
{
monitor.rotX += static_cast<float>((ypos - mouse.posY) * 0.01 * mouse.speed);
monitor.rotY += static_cast<float>((xpos - mouse.posX) * 0.01 * mouse.speed);
mouse.posX = xpos;
mouse.posY = ypos;
}
if (mouse.rightHold)
{
monitor.transX -= (xpos - mouse.posX) * 0.01 * mouse.speed;
monitor.transY += (ypos - mouse.posY) * 0.01 * mouse.speed;
mouse.posX = xpos;
mouse.posY = ypos;
}
}
void mouseWheel(GLFWwindow *window, double xoffset, double yoffset)
{
monitor.transZ -= yoffset * 0.5 * mouse.speed;
}
void keyPress(GLFWwindow *window, int key, int scancode, int action, int mods)
{
if (action == GLFW_PRESS || action == GLFW_REPEAT)
{
switch (key)
{
case GLFW_KEY_ESCAPE:
glfwSetWindowShouldClose(window, GLFW_TRUE);
break;
case GLFW_KEY_MINUS_GER: case GLFW_KEY_KP_SUBTRACT:
mouse.speed -= 0.1;
if (mouse.speed < 0.1)
mouse.speed = 0;
break;
case GLFW_KEY_PLUS_GER: case GLFW_KEY_KP_ADD:
mouse.speed += 0.1;
break;
case GLFW_KEY_A:
std::cout << mouse.speed << std::endl;
break;
default:
std::cout << key << " " << scancode << std::endl;
break;
}
}
}