Added a game of life simulator demo

5 files changed, 96 insertions, 1 deletions

diff --git a/Source/Applications/Demos/GOL.cpp b/Source/Applications/Demos/GOL.cpp
new file mode 100644
index 0000000..6dd1cdf
--- /dev/null
+++ b/Source/Applications/Demos/GOL.cpp
@@ -0,0 +1,95 @@
+#include <Binding/VirtualTerminal.class.h>
+#include <Binding/Thread.class.h>
+#include <String.class.h>
+#include <Rand.ns.h>
+
+int main(Vector<String> args) {
+	if (!outvt.isBoxed()) {
+		outvt << "Error : cannot display GOL on a non-boxed terminal.\n";
+		return 1;
+	}
+
+	int h = outvt.height() - 1, w = outvt.width();
+
+	bool *cells = new bool[w * h];
+	bool *newcells = new bool[w * h];
+
+	u32int delay = 100;
+
+	for (u32int x = 0; x < w; x++) {
+		for (u32int y = 0; y < h; y++) {
+			cells[x * h + y] = false;
+		}
+	}
+
+	while (1) {
+		//Display cells
+		outvt.moveCursor(0, 0);
+		for (u32int y = 0; y < h; y++) {
+			for (u32int x = 0; x < w; x++) {
+				if (cells[x * h + y]) {
+					outvt.setColor(0, 2);
+				} else {
+					outvt.setColor(7, 0);
+				}
+				outvt << " ";
+			}
+		}
+		outvt << "Press Ctrl+h for help";
+
+		//Compute next generation
+		for (u32int y = 0; y < h; y++) {
+			for (u32int x = 0; x < w; x++) {
+				u8int n = 0;
+				for (u32int yy = y - 1; yy <= y + 1; yy++) {
+					for (u32int xx = x - 1; xx <= x + 2; xx++) {
+						if (xx < w and yy < h and cells[xx * h + yy]) n++;
+					}
+				}
+				if (cells[x * h + y]) n--;
+				if ((cells[x * h + y] and n == 2) or n == 3) {
+					newcells[x * h + y] = true;
+				} else {
+					newcells[x * h + y] = false;
+				}
+			}
+		}
+		for (u32int x = 0; x < w; x++) {
+			for (u32int y = 0; y < h; y++) {
+				cells[x * h + y] = newcells[x * h + y];
+			}
+		}
+
+		keypress_t kp = invt.getKeypress(false, false);
+		if (kp.hascmd && (kp.modifiers & STATUS_CTRL)) {
+			if (kp.character == WChar("c")) {
+				break;
+			} else if (kp.character == WChar("r")) {
+				for (u32int i = 0; i < 20; i++) {
+					u64int x = Rand::rand() * w / Rand::max();
+					u64int y = Rand::rand() * h / Rand::max();
+					cells[x * h + y] = true;
+				}
+			} else if (kp.character == WChar("R")) {
+				for (u32int i = 0; i < h; i++) {
+					cells[i] = true;
+					cells[(2 * i) % (h - i)] = true;
+					cells[(w * i) % (h * w - i)] = true;
+				}
+			} else if (kp.character == WChar("h")) {
+				outvt << "** Melon's demo Game Of Life Simulator help :\n";
+				outvt << " - ctrl+c : quit\n";
+				outvt << " - ctrl+h : show this\n";
+				outvt << " - ctrl+r : add some random cells\n";
+				outvt << " - ctrl+R : add more cells, but not random\n";
+				outvt << "Press any key to return to simultaor...";
+				invt.getKeypress();
+			}
+		}
+
+		Thread::get().sleep(100);
+	}
+
+	delete cells;
+	delete newcells;
+}
diff --git a/Source/Applications/SampleApps/Makefile b/Source/Applications/Demos/Makefile
index 05f79b1..e66acce 100644
--- a/Source/Applications/SampleApps/Makefile
+++ b/Source/Applications/Demos/Makefile
@@ -9,7 +9,7 @@ CXXFLAGS = -nostartfiles -nostdlib -ffreestanding -fno-exceptions -fno-rtti -I .
 LD = ld
 LDFLAGS = -T ../../Library/Link.ld -L ../../Library
 
-Applications = asmdemo cxxdemo
+Applications = asmdemo cxxdemo GOL
 
 all: $(Applications)
 	echo "* Done with applications : $(Applications)"
diff --git a/Source/Applications/SampleApps/asmdemo.asm b/Source/Applications/Demos/asmdemo.asm
index d57cc9b..d57cc9b 100644
--- a/Source/Applications/SampleApps/asmdemo.asm
+++ b/Source/Applications/Demos/asmdemo.asm
diff --git a/Source/Applications/SampleApps/cxxdemo.cpp b/Source/Applications/Demos/cxxdemo.cpp
index 3d452e7..3d452e7 100644
--- a/Source/Applications/SampleApps/cxxdemo.cpp
+++ b/Source/Applications/Demos/cxxdemo.cpp
diff --git a/Source/Applications/SampleApps/lib-melonasm.asm b/Source/Applications/Demos/lib-melonasm.asm
index 0845770..0845770 100644
--- a/Source/Applications/SampleApps/lib-melonasm.asm
+++ b/Source/Applications/Demos/lib-melonasm.asm