Lab5.c

// IMPORTANT: you must include the following line in all your C files
#include <lcom/lcf.h>

#include <lcom/lab5.h>

#include <stdint.h>
#include <stdio.h>
#include <math.h>

// Any header files included below this line should have been created by you

#include "graphics_card.h"
#include "graphics_card_const.h"
#include "i8042.h"
#include "kbd.h"

extern uint8_t scancode, stat;

extern vbe_mode_info_t mode_info;

extern unsigned int hres, vres;

int main(int argc, char *argv[]) {
  // sets the language of LCF messages (can be either EN-US or PT-PT)
  lcf_set_language("EN-US");

  // enables to log function invocations that are being "wrapped" by LCF
  // [comment this out if you don't want/need it]
  lcf_trace_calls("/home/lcom/labs/lab5/trace.txt");

  // enables to save the output of printf function calls on a file
  // [comment this out if you don't want/need it]
  lcf_log_output("/home/lcom/labs/lab5/output.txt");

  // handles control over to LCF
  // [LCF handles command line arguments and invokes the right function]
  if (lcf_start(argc, argv))
    return 1;

  // LCF clean up tasks
  // [must be the last statement before return]
  lcf_cleanup();

  return 0;
}

int(video_test_init)(uint16_t mode, uint8_t delay) {
  if (set_graphics_card_mode(mode) != 0) {vg_exit(); return 1;}

  sleep(delay);

  if (vg_exit() != 0) {return 1;} //Voltar para o modo de texto

  return 0;
}

int(video_test_rectangle)(uint16_t mode, uint16_t x, uint16_t y,
                          uint16_t width, uint16_t height, uint32_t color) {

  uint8_t bit_no = 0;
  int ipc_status,r;
  message msg;
  uint32_t irq_set = BIT(1);
  uint8_t bytes[2];
  bool ReadSecond = false;

  if (kbd_subscribe_int(&bit_no)!=0) {return 1;}

  if (set_graphics_card_mode(mode) != 0) {vg_exit(); return 1;}

  if (vg_draw_rectangle(x,y,width,height,color) != 0) {return 1;}

  while(scancode != ESC){
    if ( (r = driver_receive(ANY, &msg, &ipc_status)) != 0 ) {
      printf("driver_receive failed with: %d", r);
      continue;
    }
    if (is_ipc_notify(ipc_status)) {
      switch (_ENDPOINT_P(msg.m_source)) {
        case HARDWARE:
          if (msg.m_notify.interrupts & irq_set) {
            kbc_ih();
            if (ReadSecond) {
              ReadSecond = false;
              bytes[1] = scancode;
            }
            else {
              bytes[0] = scancode;
              if (scancode == SIZE) {
                ReadSecond = true;
              }
            }
          }
          break;
        default:
          break;
      }
    }
  }


  if (vg_exit() != 0) {return 1;}

  if (kbd_unsubscribe_int()!=0) {return 1;}

  return 0;
}

int(video_test_pattern)(uint16_t mode, uint8_t no_rectangles, uint32_t first, uint8_t step) {

  uint16_t width, height, bot_height, right_width;

  uint8_t bit_no = 0;
  int ipc_status,r;
  message msg;
  uint32_t irq_set = BIT(1);
  uint8_t bytes[2];
  bool ReadSecond = false;

  if (set_graphics_card_mode(mode) != 0) {vg_exit(); return 1;}

  width = hres / no_rectangles;
  height = vres / no_rectangles;
  bot_height = vres % no_rectangles;
  right_width = hres % no_rectangles;

  for (unsigned int h = 0 ; h < no_rectangles ; h++) {

    if (h*height >= (vres - bot_height))
      break;

    for (unsigned int w = 0 ; w < no_rectangles; w++) {

      if (w*width >= (hres - right_width))
        break;

      if (mode == INDEXED_COLOR_MODE) {
        vg_draw_rectangle(w*width,h*height,width,height,indexed_color(w,h,step,first, no_rectangles));
      }
      else{
        //uint32_t red = R(h,step, first);
        //uint32_t green = G(w,first,step);
        //uint32_t blue = B(w,h,first,step);
        //vg_draw_rectangle(w*width,h*height,width,height, )  <--- acabar
      }
    }
                // ACABAR ELSE - RGB COLORS
  }


  if (kbd_subscribe_int(&bit_no)!=0) {return 1;}

  while(scancode != ESC){
    if ( (r = driver_receive(ANY, &msg, &ipc_status)) != 0 ) {
      printf("driver_receive failed with: %d", r);
      continue;
    }
    if (is_ipc_notify(ipc_status)) {
      switch (_ENDPOINT_P(msg.m_source)) {
        case HARDWARE:
          if (msg.m_notify.interrupts & irq_set) {
            kbc_ih();
            if (ReadSecond) {
              ReadSecond = false;
              bytes[1] = scancode;
            }
            else {
              bytes[0] = scancode;
              if (scancode == SIZE) {
                ReadSecond = true;
              }
            }
          }
          break;
        default:
          break;
      }
    }
  }

  if (kbd_unsubscribe_int()!=0) {return 1;}

  if (vg_exit() != 0) {return 1;}

  return 0;
}

int(video_test_xpm)(xpm_map_t xpm, uint16_t x, uint16_t y) {
  /* To be completed */
  printf("%s(%8p, %u, %u): under construction\n", __func__, xpm, x, y);

  return 1;
}

int(video_test_move)(xpm_map_t xpm, uint16_t xi, uint16_t yi, uint16_t xf, uint16_t yf,
                     int16_t speed, uint8_t fr_rate) {
  /* To be completed */
  printf("%s(%8p, %u, %u, %u, %u, %d, %u): under construction\n",
         __func__, xpm, xi, yi, xf, yf, speed, fr_rate);

  return 1;
}

int(video_test_controller)() {
  /* To be completed */
  printf("%s(): under construction\n", __func__);

  return 1;
}