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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/****************************
* Rendering Philips PM5544 test pattern
*
* Based on Testcard project (https://sourceforge.net/projects/testcard/)
*
* Testpattern is a simple monitor test pattern generator
* Copyright 2003 Jason Giglio <jgiglio@netmar.com>
*
* Licensed under GPLv2+
****************************/
#include "base/version.h"
#include "graphics/managed_surface.h"
#include "graphics/fonts/amigafont.h"
namespace Graphics {
enum {
BLACK = 0, WHITE, RED, GREEN, BLUE, CYAN, MAGENTA, YELLOW,
COLOR270, COLOR180, COLOR90, COLOR0, COLOR326, COLOR146, RED88,
GRAY20, GRAY40, GRAY50, GRAY60, GRAY80, GRAY75,
TRANSCOLOR,
};
const uint32 paletteSrc[] = {
0x000000, 0xffffff, 0xFF0000, 0x00FF00, 0x0000FF, 0x00FFFF, 0xFF00FF, 0xFFFF00,
0x00C896, 0x649632, 0xC83264, 0x6464FF, 0x6496FF, 0xC86400, 0xE10000,
0x333333, 0x666666, 0x7F7F7F, 0x999999, 0xCCCCCC, 0xBFBFBF,
0xFE00FE,
};
static void boxColor(ManagedSurface *surface, int x1, int y1, int x2, int y2, int color) {
surface->fillRect(Common::Rect(x1, y1, x2 + 1, y2 + 1), color);
}
static void squaremesh(ManagedSurface *surface, int xres, int yres, int width, int height, int gapsize, int meshcolor, int squarecolor) {
int centerx = xres / 2;
int centery = yres / 2;
boxColor(surface, 0, 0, xres, yres, squarecolor);
for (int x = centerx % (width + gapsize) + width / 2 - (width + gapsize); x < xres; x += gapsize + width) {
boxColor(surface, x, 0, x + gapsize - 1, yres - 1, meshcolor);
}
for (int y = centery % (height + gapsize) + height / 2 - (height + gapsize); y < yres; y += gapsize + height) {
boxColor(surface, 0, y, xres - 1, y + gapsize - 1, meshcolor);
}
}
static void frame(ManagedSurface *surface, int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4, int color) {
boxColor(surface, x1, y1, x2, y3, color); //top
boxColor(surface, x1, y4, x2, y2, color); //bottom
boxColor(surface, x1, y1, x3, y2, color); //left
boxColor(surface, x4, y1, x2, y2, color); //right
}
static void drawRow(ManagedSurface *surface, int offsety, int colors[], int numColors, int gap, int vsize, int xres, int offsetx) {
int boxsize = (xres - (numColors + 1) * gap) / numColors; //-gaps between boxes
offsetx += gap + 1;
for (int x = 0; x < numColors; x++) {
boxColor(surface, offsetx, offsety, offsetx + boxsize - 1, offsety + vsize - 1, colors[x]);
offsetx += (boxsize + gap);
}
}
static void circleColorNoblend(ManagedSurface *surface, double x, double y, double r, int color, bool invert) {
int sx;
r += 0.49;
for (sx = (int)round(x - r); sx < (int)round(x + r) + 1; sx++) {
double h = sqrt(r * r - pow(sx - x, 2));
if (invert) {
surface->vLine(sx, 0, -1 + (int)ceil(y - h), color);
surface->vLine(sx, 1 + (int)floor(y + h), surface->h, color);
} else
surface->vLine(sx, (int)ceil(y - h), (int)floor(y + h), color);
}
if (invert && sx < surface->w)
boxColor(surface, sx, 0, surface->w - 1, surface->h - 1, color);
if (invert && (int)round(x - r) > 0)
boxColor(surface, 0, 0, -1 + (int)round(x - r), surface->h - 1, color);
}
static void blacksquareinwhitecircle(ManagedSurface *surface, int x1, int y1, int gapsize, int rwidth, int rheight) {
double c1y = y1 - (gapsize + 1.0) / 2.0;
double c1x = x1 - (gapsize + 1.0) / 2.0;
circleColorNoblend(surface, c1x, c1y, rwidth * 1.5, WHITE, false);
boxColor(surface, x1 - rwidth - gapsize, y1 - rheight - gapsize, x1 + rwidth - 1, y1 + rheight - 1, BLACK);
boxColor(surface, x1 - rwidth - gapsize, y1 - gapsize, x1 + rwidth - 1, y1 - 1, WHITE);
boxColor(surface, x1 - gapsize, y1 - rheight - gapsize, x1 - 1, y1 + rheight - 1, WHITE);
circleColorNoblend(surface, c1x, c1y, gapsize + 1, WHITE, false);
}
ManagedSurface *renderPM5544(int xres, int yres) {
byte palette[ARRAYSIZE(paletteSrc) * 3];
for (int i = 0; i < ARRAYSIZE(paletteSrc); i++) {
palette[i * 3 + 0] = (paletteSrc[i] >> 16) & 0xFF;
palette[i * 3 + 1] = (paletteSrc[i] >> 8) & 0xFF;
palette[i * 3 + 2] = (paletteSrc[i] ) & 0xFF;
}
ManagedSurface *surface = new ManagedSurface(xres, yres, PixelFormat::createFormatCLUT8());
surface->setPalette(palette, 0, ARRAYSIZE(palette) / 3);
int squaresize = 8;
int gapsize = 2;
int width = 0, height = 0;
int rwidth = 0, rheight = 0;
int xsquares = 0, ysquares = 0;
int xcenter = xres / 2 - xres % 2;
bool cont = true;
while (cont) {
if (squaresize > 8) {
if (xsquares < 6 || ysquares < 6) {
squaresize -= 4;
cont = false;
}
}
squaresize += 2;
width = xres % 2 + squaresize;
height = yres % 2 + squaresize;
rwidth = width + gapsize;
rheight = height + gapsize;
xsquares = (xres - rwidth - gapsize - 16) / rwidth / 2;
ysquares = (yres - rheight - gapsize - 16) / rheight / 2;
}
squaremesh(surface, xres, yres, width, height, gapsize, WHITE, GRAY50);
int startx = xres / 2 - width / 2 - width % 2 - xsquares * rwidth - gapsize - 1;
int starty = yres / 2 - height / 2 - height % 2 - ysquares * rheight - gapsize - 1;
int endx = startx + rwidth * (2 * xsquares + 1) + gapsize + 1;
int endy = starty + rheight * (2 * ysquares + 1) + gapsize + 1;
int i;
frame(surface, 0, 0, xres, yres, 1, 1, xres - 2, yres - 2, WHITE);
frame(surface, 2, 2, xres - 3, yres - 3, startx, starty, endx, endy, BLACK);
for (i = 0; i < ysquares * 2 + 1; i++) {
if (i % 2 == 0) {
boxColor(surface, 0, starty + gapsize + i * rheight, startx - 2, starty + gapsize + (i + 1) * rheight - 1, WHITE);
boxColor(surface, endx + 2, starty + gapsize + i * rheight, xres - 1, starty + gapsize + (i + 1) * rheight - 1, WHITE);
}
}
for (i = 0; i < xsquares * 2 + 1; i++) {
if (i % 2 == 0) {
boxColor(surface, startx + gapsize + i * rwidth, 0, startx + gapsize + (i + 1) * rwidth - 1, starty - 2, WHITE);
boxColor(surface, startx + gapsize + i * rwidth, endy + 2, startx + gapsize + (i + 1) * rwidth - 1, yres - 1, WHITE);
}
}
int monosize = 6;
int x1 = xres / 2 - width / 2 - width % 2 - rwidth * monosize - rwidth; //left
int y1 = yres / 2 - height / 2 - height % 2 - rheight * (monosize - 1); //up
int x2 = x1 + rwidth * (monosize * 2 + 2) + width - 1; //right
int y2 = y1 + (monosize * 2 - 1) * rheight - gapsize - 1; //bottom
if (xsquares - 1 > monosize) {
boxColor(surface, x1, y1, x1 + width - 1, yres / 2, COLOR270); //up left
boxColor(surface, x2 - width + 1, y1, x2, yres / 2, COLOR180); //up right
boxColor(surface, x1, yres / 2 + yres % 2, x1 + width - 1, y2, COLOR90); //bottom left
boxColor(surface, x2 - width + 1, yres / 2 + yres % 2, x2, y2, COLOR0); //bottom right
if (monosize > 2) {
boxColor(surface, x1 + width, y1, x1 + rwidth + width - 1, y1 + 2 * rheight - gapsize - 1, COLOR326); //up left small
boxColor(surface, x1 + width, y2 - rheight * 2 + gapsize + 1, x1 + rwidth + width - 1, y2, COLOR146); //bottom left small
boxColor(surface, x2 - rwidth - width + 1, y1, x2 - width, y1 + 2 * rheight - gapsize - 1, COLOR326); //up right small
boxColor(surface, x2 - rwidth - width + 1, y2 - rheight * 2 + gapsize + 1, x2 - width, y2, COLOR146); //bottom right small
}
}
if (xsquares - 4 > monosize) {
blacksquareinwhitecircle(surface, x1 - rwidth * 2, y1 + rheight, gapsize, rwidth, rheight);
blacksquareinwhitecircle(surface, x2 + rwidth * 2 + gapsize + 1, y1 + rheight, gapsize, rwidth, rheight);
blacksquareinwhitecircle(surface, x1 - rwidth * 2, y2 - height + 1, gapsize, rwidth, rheight);
blacksquareinwhitecircle(surface, x2 + rwidth * 2 + gapsize + 1, y2 - height + 1, gapsize, rwidth, rheight);
}
int monoradius = monosize * rwidth + gapsize;
ManagedSurface *monoscope = new ManagedSurface(xres, yres, PixelFormat::createFormatCLUT8());
// two bottom rows
boxColor(monoscope, x1, y2 - rheight + gapsize / 2 + 1, x2, y2 + rheight + gapsize / 2 + 1, YELLOW);
boxColor(monoscope, xcenter - rwidth / 2, y2 - rheight + gapsize / 2 + 1, xcenter - rwidth / 2 + rwidth, y2 + rheight + gapsize / 2 + 1, RED88);
boxColor(monoscope, x1, y2 - 2 * rheight + gapsize / 2 + 1, x2, y2 - rheight + gapsize / 2, WHITE);
boxColor(monoscope, xres / 2 - rwidth * 3, y2 - 2 * rheight + gapsize / 2 + 1, xres / 2 + rwidth * 3, y2 - rheight + gapsize / 2, BLACK);
// two top rows
boxColor(monoscope, x1, y2 - 12 * rheight + gapsize / 2 + 1, x2, y2 - rheight * 10 + gapsize / 2, WHITE);
boxColor(monoscope, xres / 2 - rwidth * 2, y2 - 11 * rheight + gapsize / 2 + 1, xres / 2 + rwidth * 2, y2 - rheight * 10 + gapsize / 2, BLACK);
boxColor(monoscope, x1, y2 - 10 * rheight + gapsize / 2 + 1, x2, y2 - rheight * 9 + gapsize / 2, BLACK);
boxColor(monoscope, xres / 2 - rwidth * 3, y2 - 10 * rheight + gapsize / 2 + 1, xres / 2 + rwidth * 3, y2 - rheight * 9 + gapsize / 2, WHITE);
// color (gray) bars
int greyColors[] = { BLACK, GRAY20, GRAY40, GRAY60, GRAY80, WHITE};
drawRow(monoscope, y2 - 3 * rheight + gapsize / 2 + 1, greyColors, 6, 0, rheight, monosize * (rwidth * 2) + 6, xres / 2 - rwidth * monosize - 4);
boxColor(monoscope, x1, y2 - 6 * rheight + gapsize / 2 + 1, x2, y2 - 3 * rheight + gapsize / 2, BLACK);
int topColors[] = { YELLOW, CYAN, GREEN, MAGENTA, RED, BLUE };
drawRow(monoscope, y2 - 8 * rheight + gapsize / 2 + 1, topColors, 6, 0, 2 * rheight, monosize * (rwidth * 2) + 6, xres / 2 - rwidth * monosize - 4);
// periodic gray and white
int periodsize = monosize * (rwidth * 2) * 11 / 16 / 6;
int blacksize = periodsize * 6 / 11;
boxColor(monoscope, x1, y2 - 9 * rheight + gapsize / 2 + 1, x2, y2 - 8 * rheight + gapsize / 2, GRAY75);
for (i = 0; i < 5; i++) {
boxColor(monoscope, xres / 2 + i * periodsize, y2 - 9 * rheight + gapsize / 2 + 1, xres / 2 + i * periodsize + blacksize - 1, y2 - 8 * rheight + gapsize / 2, BLACK);
boxColor(monoscope, xres / 2 - (i + 1) * periodsize, y2 - 9 * rheight + gapsize / 2 + 1, xres / 2 - (i + 1) * periodsize + blacksize - 1, y2 - 8 * rheight + gapsize / 2, BLACK);
}
// small lines
int xmin = xcenter - rwidth / 2 - rwidth * 4;
int xmax = xcenter - rwidth / 2 + rwidth * 5;
int step;
int alternatingColors[] = { WHITE, BLACK };
int blackorwhite = 0;
for (i = xmin; i < xmax; i++) {
step = 6 * (xmax - i - 1) / (xmax - xmin) + 1;
boxColor(monoscope, i, y2 - 5 * rheight + gapsize / 2 + 1, i + step - 1, y2 - 3 * rheight + gapsize / 2, alternatingColors[blackorwhite++ % 2]);
i += step - 1;
}
// horizontal middle part
boxColor(monoscope, xcenter - rwidth / 2, y2 - 7 * rheight + gapsize / 2 + 1, xres / 2 + xres % 2 + rwidth / 2 - 1, y2 - 4 * rheight + gapsize / 2, BLACK);
boxColor(monoscope, xres / 2 + xres % 2 - 1, y2 - 7 * rheight + gapsize / 2 + 1, xres / 2, y2 - 4 * rheight + gapsize / 2, WHITE);
boxColor(monoscope, x1, yres / 2 + yres % 2 - 1, x2, yres / 2, WHITE);
// vertical lines in the middle
for (i = x1 - gapsize; i < x2 + gapsize; i += rwidth) {
boxColor(monoscope, i, y2 - 6 * rheight + gapsize / 2 + 1, i + gapsize - 1, y2 - 5 * rheight + gapsize / 2, WHITE);
}
circleColorNoblend(monoscope, (xres - 1.0) / 2.0, (yres - 1.0) / 2.0, 3, WHITE, false);
circleColorNoblend(monoscope, (xres - 1.0) / 2.0, (yres - 1.0) / 2.0, monoradius, TRANSCOLOR, true);
surface->transBlitFrom(*monoscope, TRANSCOLOR);
delete monoscope;
Graphics::AmigaFont font;
y2 += (rheight - font.getFontHeight()) / 2;
font.drawString(surface, "ScummVM", xres / 2 - rwidth * 2, y2 - 11 * rheight + gapsize / 2 + 1, rwidth * 4, WHITE, Graphics::kTextAlignCenter);
font.drawString(surface, gScummVMVersion, xres / 2 - rwidth * 3, y2 - 2 * rheight + gapsize / 2 + 1, rwidth * 6, WHITE);
return surface;
}
} // End of namespace Graphics
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