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Time for an 2014 update…

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Ingy döt Net 2014-01-17 05:32:22 +00:00
parent 372c577f83
commit 09687c4926
2520 changed files with 34227 additions and 7318 deletions
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22
Task/Bitmap/ActionScript/bitmap.as Normal file
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@ -0,0 +1,22 @@
// To import the BitmapData class:
import flash.display.BitmapData;
// Creates a new BitmapData object with a width of 500 pixels and a height of 300 pixels.
var bitmap:BitmapData = new BitmapData(500, 300);
// Create a BitmapData with transparency disallowed
var opaqueBitmap:BitmapData = new BitmapData(500, 300, false);
// Bitmap with initial fill colour, as 0xAARRGGBB (default is white)
var redFilledBitmap:BitmapData = new BitmapData(400, 300, true, 0xFFFF0000);
// Get the colour value of the pixel at point (200, 200)
bitmap.getPixel(200, 200) // As 0xRRGGBB
bitmap.getPixel32(200, 200) // As 0xAARRGGBB
// Set the colour value of the pixel at point (300, 200) to blue
bitmap.setPixel(300, 200, 0x0000FF); // As 0xRRGGBB
bitmap.setPixel32(300, 200, 0xFF0000FF); // As 0xAARRGGBB
// Fill the bitmap with a given colour (as 0xAARRGGBB) after construction
bitmap.fillRect(bitmap.rect, 0xFF44FF44);

25
Task/Bitmap/D/bitmap.d
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@ -8,8 +8,11 @@ final class Image(T) {
const static T black = T.black;
else
const static T black = T.init;
static if (is(typeof({ auto x = T.white; })))
const static T white = T.white;
else static if (is(typeof({ auto x = T.max; })))
const static T white = T.max;
T[] image;
private size_t nx_, ny_;
@ -51,6 +54,8 @@ final class Image(T) {
ref T opIndex(in size_t x, in size_t y) pure nothrow
in {
assert(x < nx_ && y < ny_);
debug assert(x < nx_, format("opIndex, x=%d, nx=%d", x, nx));
debug assert(y < ny_, format("opIndex, y=%d, ny=%d", y, ny));
} body {
return image[x + y * nx_];
}
@ -58,13 +63,17 @@ final class Image(T) {
T opIndex(in size_t x, in size_t y) const pure nothrow
in {
assert(x < nx_ && y < ny_);
debug assert(x < nx_, format("opIndex, x=%d, nx=%d", x, nx));
debug assert(y < ny_, format("opIndex, y=%d, ny=%d", y, ny));
} body {
return image[x + y * nx_];
}
T opIndexAssign(in T color, in size_t x, in size_t y) pure nothrow
T opIndexAssign(in T color, in size_t x, in size_t y) pure /*nothrow*/
in {
assert(x < nx_ && y < ny_);
debug assert(x < nx_, format("opIndex, x=%d, nx=%d", x, nx));
debug assert(y < ny_, format("opIndex, y=%d, ny=%d", y, ny));
} body {
return image[x + y * nx_] = color;
}
@ -72,6 +81,8 @@ final class Image(T) {
void opIndexUnary(string op)(in size_t x, in size_t y) pure nothrow
if (op == "++" || op == "--") in {
assert(x < nx_ && y < ny_);
debug assert(x < nx_, format("opIndex, x=%d, nx=%d", x, nx));
debug assert(y < ny_, format("opIndex, y=%d, ny=%d", y, ny));
} body {
mixin("image[x + y * nx_] " ~ op ~ ";");
}
@ -122,23 +133,23 @@ struct RGB {
Image!RGB loadPPM6(Image!RGB img, in string fileName) {
if (img is null)
img = new Image!RGB();
img = new Image!RGB;
auto f = File(fileName, "rb");
enforce(f.readln().strip() == "P6");
enforce(f.readln.strip == "P6");
string line;
do {
line = f.readln();
} while (line.length && line[0] == '#'); // Skip comments.
const size = line.split();
const size = line.split;
enforce(size.length == 2);
img.allocate(size[0].to!uint(), size[1].to!uint());
img.allocate(size[0].to!uint, size[1].to!uint);
enforce(f.readln().strip() == "255");
auto l = new ubyte[img.nx * 3];
size_t i = 0;
foreach (immutable y; 0 .. img.ny) {
f.rawRead!ubyte(l);
foreach (immutable x; 0 .. img.nx)
img.image[i++] = RGB(l[x*3], l[x*3 + 1], l[x*3 + 2]);
img.image[i++] = RGB(l[x * 3], l[x * 3 + 1], l[x * 3 + 2]);
}
return img;
}
@ -163,6 +174,6 @@ version (bitmap_main) {
void main() {
auto img = new Image!RGB(30, 10);
img[4, 5] = RGB.white;
img.textualShow();
img.textualShow;
}
}