prosperon/source/engine/input.c

136 lines
2.7 KiB
C

#include "input.h"
#include "stb_ds.h"
int32_t mouseWheelX = 0;
int32_t mouseWheelY = 0;
int ychange = 0;
int xchange = 0;
float deltaT = 0;
int quit = 0;
static double c_xpos;
static double c_ypos;
static int *downkeys = NULL;
static void cursor_pos_cb(GLFWwindow *w, double xpos, double ypos)
{
xchange = (int)xpos - c_xpos;
ychange = (int)ypos - c_ypos;
c_xpos = xpos;
c_ypos = ypos;
}
static void scroll_cb(GLFWwindow *w, double xoffset, double yoffset)
{
mouseWheelY = yoffset;
mouseWheelX = xoffset;
}
void input_init()
{
glfwSetCursorPosCallback(mainwin->window, cursor_pos_cb);
glfwSetScrollCallback(mainwin->window, scroll_cb);
}
void call_input_down(int *key) {
const char *keyname = glfwGetKeyName(*key, 0);
char keystr[50] = {'\0'};
snprintf(keystr, 50, "input_%s_down", keyname);
script_call(keystr);
}
/* This is called once every frame - or more if we want it more! */
void input_poll(double wait)
{
ychange = 0;
xchange = 0;
mouseWheelX = 0;
mouseWheelY = 0;
glfwWaitEventsTimeout(wait);
//editor_input(&e);
for (int i = 0; i < arrlen(downkeys); i++)
call_input_down(downkeys[i]);
}
void win_key_callback(GLFWwindow *w, int key, int scancode, int action, int mods)
{
char keystr[50] = {'\0'};
strcat(keystr, "input_");
strcat(keystr, glfwGetKeyName(key, 0));
switch (action) {
case GLFW_PRESS:
strcat(keystr, "_pressed");
int found = 0;
for (int i = 0; i < arrlen(downkeys); i++) {
if (downkeys[i] == key)
goto SCRIPTCALL;
}
arrput(downkeys, key);
break;
case GLFW_RELEASE:
strcat(keystr, "_released");
for (int i = 0; i < arrlen(downkeys); i++) {
if (downkeys[i] == key) {
arrdelswap(downkeys, i);
goto SCRIPTCALL;
}
}
break;
case GLFW_REPEAT:
strcat(keystr, "_rep");
break;
}
SCRIPTCALL:
script_call(keystr);
}
void cursor_hide()
{
glfwSetInputMode(mainwin->window, GLFW_CURSOR, GLFW_CURSOR_HIDDEN);
}
void cursor_show()
{
glfwSetInputMode(mainwin->window, GLFW_CURSOR, GLFW_CURSOR_NORMAL);
}
int action_down(int scancode)
{
for (int i = 0; i < arrlen(downkeys); i++) {
if (downkeys[i] == scancode)
return 1;
}
return 0;
}
int action_up(int scancode)
{
int found = 0;
for (int i = 0; i < arrlen(downkeys); i++) {
if (downkeys[i] == scancode) {
found = 1;
break;
}
}
return !found;
}