mirror of https://github.com/JorjBauer/aiie.git
271 lines
6.3 KiB
C++
271 lines
6.3 KiB
C++
#include <ctype.h> // isgraph
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#include "opencv-display.h"
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#include "opencv2/core/core.hpp"
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#include "opencv2/imgproc/imgproc.hpp"
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#include "opencv2/highgui/highgui.hpp"
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#include "opencv2/calib3d/calib3d.hpp"
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#include "opencv2/features2d/features2d.hpp"
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using namespace cv;
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using namespace std;
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#define WINDOWNAME "6502core"
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#include "bios-font.h"
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#include "display-bg.h"
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#include "globals.h"
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#include "applevm.h"
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// RGB map of each of the lowres colors
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const uint8_t loresPixelColors[16][3] = { { 0, 0, 0 }, // black
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{ 195, 0, 48 }, // magenta
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{ 0, 0, 130 }, // dark blue
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{ 166, 52, 170 }, // purple
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{ 0, 146, 0 }, // dark green
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{ 105, 105, 105 }, // drak grey
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{ 24, 113, 255 }, // medium blue
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{ 12, 190, 235 }, // light blue
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{ 150, 85, 40 }, // brown
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{ 255, 24, 44 }, // orange
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{ 150, 170, 170 }, // light gray
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{ 255, 158, 150 }, // pink
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{ 0, 255, 0 }, // green
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{ 255, 255, 0 }, // yellow
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{ 130, 255, 130 }, // aqua
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{ 255, 255, 255 } // white
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};
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OpenCVDisplay::OpenCVDisplay()
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{
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pixels = new Mat(240*2, 320*2, CV_8UC3);
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namedWindow(WINDOWNAME, CV_WINDOW_AUTOSIZE);
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}
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OpenCVDisplay::~OpenCVDisplay()
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{
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delete pixels; pixels = NULL;
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}
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void OpenCVDisplay::redraw()
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{
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// primarily for the device, where it's in and out of the
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// bios. Draws the background image.
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for (int y=0; y<240; y++) {
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for (int x=0; x<320; x++) {
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uint8_t *p = &displayBitmap[(y * 320 + x)*3];
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drawPixel(x, y, p[0], p[1], p[2]);
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}
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}
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if (g_vm) {
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drawDriveDoor(0, ((AppleVM *)g_vm)->DiskName(0)[0] == '\0');
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drawDriveDoor(1, ((AppleVM *)g_vm)->DiskName(1)[0] == '\0');
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}
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}
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void OpenCVDisplay::drawDriveStatus(uint8_t which, bool isRunning)
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{
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// location of status indicator for left drive
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uint16_t xoff = 125;
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uint16_t yoff = 213;
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// and right drive
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if (which == 1)
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xoff += 135;
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for (int y=0; y<1; y++) {
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for (int x=0; x<6; x++) {
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drawPixel(x + xoff, y + yoff, isRunning ? 0xF800 : 0x8AA9);
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}
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}
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}
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void OpenCVDisplay::drawDriveDoor(uint8_t which, bool isOpen)
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{
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// location of drive door for left drive
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uint16_t xoff = 55;
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uint16_t yoff = 216;
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// location for right drive
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if (which == 1) {
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xoff += 134;
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}
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for (int y=0; y<20; y++) {
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for (int x=0; x<43; x++) {
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uint8_t *p = &driveLatch[(y * 43 + x)*3];
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if (isOpen) {
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p = &driveLatchOpen[(y * 43 + x)*3];
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}
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drawPixel(x+xoff, y+yoff, p[0], p[1], p[2]);
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}
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}
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}
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void OpenCVDisplay::drawBatteryStatus(uint8_t percent)
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{
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uint16_t xoff = 300;
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uint16_t yoff = 222;
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// the area around the apple is 12 wide
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// it's exactly 11 high
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// the color is 210/202/159
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float watermark = ((float)percent / 100.0) * 11;
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for (int y=0; y<11; y++) {
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uint8_t bgr = 210;
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uint8_t bgg = 202;
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uint8_t bgb = 159;
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if (11-y > watermark) {
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// black...
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bgr = bgg = bgb = 0;
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}
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for (int x=0; x<11; x++) {
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uint8_t *p = &appleBitmap[(y * 10 + (x-1))*4];
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// It's RGBA; blend w/ background color
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uint8_t r,g,b;
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float alpha = (float)p[3] / 255.0;
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r = (float)p[0] * alpha + (bgr * (1.0 - alpha));
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g = (float)p[1] * alpha + (bgg * (1.0 - alpha));
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b = (float)p[2] * alpha + (bgb * (1.0 - alpha));
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drawPixel(x+xoff, y+yoff, r, g, b);
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}
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}
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}
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#define BASEX 36
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#define BASEY 26
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void OpenCVDisplay::blit()
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{
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uint8_t *videoBuffer = g_vm->videoBuffer; // FIXME: poking deep
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for (uint8_t y=0; y<192; y++) {
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for (uint16_t x=0; x<280; x++) {
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uint16_t pixel = (y*320+x)/2;
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uint8_t colorIdx;
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if (x & 1) {
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colorIdx = videoBuffer[pixel] & 0x0F;
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} else {
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colorIdx = videoBuffer[pixel] >> 4;
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}
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// OpenCV is using BGR. This pixel-doubles both axes.
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for (uint8_t xoff=0; xoff<2; xoff++) {
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for (uint8_t yoff=0; yoff<2; yoff++) {
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pixels->at<uchar>(y*2+yoff+BASEY, (x*2+xoff+BASEX)*3 + 0) = (loresPixelColors[colorIdx][2]) & 0xFF;
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pixels->at<uchar>(y*2+yoff+BASEY, (x*2+xoff+BASEX)*3 + 1) = (loresPixelColors[colorIdx][1]) & 0xFF;
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pixels->at<uchar>(y*2+yoff+BASEY, (x*2+xoff+BASEX)*3 + 2) = (loresPixelColors[colorIdx][0]) & 0xFF;
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}
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}
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}
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}
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if (overlayMessage[0]) {
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drawString(M_SELECTDISABLED, 1, 240 - 16 - 12, overlayMessage);
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}
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imshow(WINDOWNAME, *pixels);
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}
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void OpenCVDisplay::drawPixel(uint16_t x, uint8_t y, uint16_t color)
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{
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uint8_t
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r = (color & 0xF800) >> 8,
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g = (color & 0x7E0) >> 3,
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b = (color & 0x1F) << 3;
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// Pixel-doubling
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for (int yoff=0; yoff<2; yoff++) {
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for (int xoff=0; xoff<2; xoff++) {
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pixels->at<uchar>(y*2+yoff, (x*2+xoff)*3 + 0) = b;
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pixels->at<uchar>(y*2+yoff, (x*2+xoff)*3 + 1) = g;
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pixels->at<uchar>(y*2+yoff, (x*2+xoff)*3 + 2) = r;
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}
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}
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}
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void OpenCVDisplay::drawPixel(uint16_t x, uint8_t y, uint8_t r, uint8_t g, uint8_t b)
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{
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// Pixel-doubling
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for (int yoff=0; yoff<2; yoff++) {
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for (int xoff=0; xoff<2; xoff++) {
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pixels->at<uchar>(y*2+yoff, (x*2+xoff)*3 + 0) = b;
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pixels->at<uchar>(y*2+yoff, (x*2+xoff)*3 + 1) = g;
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pixels->at<uchar>(y*2+yoff, (x*2+xoff)*3 + 2) = r;
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}
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}
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}
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void OpenCVDisplay::drawCharacter(uint8_t mode, uint16_t x, uint8_t y, char c)
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{
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int8_t xsize = 8,
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ysize = 0x0C,
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offset = 0x20;
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uint16_t temp;
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c -= offset;// font starts with a space
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uint16_t offPixel, onPixel;
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switch (mode) {
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case M_NORMAL:
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onPixel = 0xFFFF;
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offPixel = 0x0010;
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break;
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case M_SELECTED:
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onPixel = 0x0000;
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offPixel = 0xFFFF;
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break;
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case M_DISABLED:
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default:
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onPixel = 0x7BEF;
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offPixel = 0x0000;
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break;
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case M_SELECTDISABLED:
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onPixel = 0x7BEF;
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offPixel = 0xFFE0;
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break;
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}
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temp=(c*ysize);
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for (int8_t y_off = 0; y_off <= ysize; y_off++) {
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uint8_t ch = BiosFont[temp];
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for (int8_t x_off = 0; x_off <= xsize; x_off++) {
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if (ch & (1 << (7-x_off))) {
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drawPixel(x + x_off, y + y_off, onPixel);
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} else {
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drawPixel(x + x_off, y + y_off, offPixel);
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}
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}
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temp++;
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}
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}
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void OpenCVDisplay::drawString(uint8_t mode, uint16_t x, uint8_t y, const char *str)
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{
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int8_t xsize = 8; // width of a char in this font
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for (int8_t i=0; i<strlen(str); i++) {
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drawCharacter(mode, x, y, str[i]);
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x += xsize; // fixme: any inter-char spacing?
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}
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}
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void OpenCVDisplay::debugMsg(const char *msg)
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{
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printf("%s\n", msg);
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}
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