From 378518140711bf19a80218711a018e8fd28d3ca7 Mon Sep 17 00:00:00 2001
From: Alexis211 <alexis211@gmail.com>
Date: Sat, 10 Oct 2009 23:41:29 +0200
Subject: Added a nice animation for the melon logo at boot

---
 Source/Kernel/Core/kmain.wtf.cpp |  51 ++++++++++++++++++++++++++++++++++-----
 Source/Kernel/Melon.ke           | Bin 165231 -> 165267 bytes
 2 files changed, 45 insertions(+), 6 deletions(-)

(limited to 'Source')

diff --git a/Source/Kernel/Core/kmain.wtf.cpp b/Source/Kernel/Core/kmain.wtf.cpp
index 4df2ed5..66e6a8a 100644
--- a/Source/Kernel/Core/kmain.wtf.cpp
+++ b/Source/Kernel/Core/kmain.wtf.cpp
@@ -40,6 +40,49 @@ extern "C" void kmain(multiboot_info_t* mbd, u32int magic);
 	vt->setCursorCol(60); vt->setColor(KVT_LIGHTCOLOR); *vt << ": ";
 #define OK(vt) vt->setColor(KVT_FGCOLOR); *vt << "[ "; vt->setColor(KVT_OKCOLOR); *vt << "OK"; vt->setColor(KVT_FGCOLOR); *vt << " ]\n";
 
+u32int logoAnimation(void* p) {
+	SimpleVT& vt = *((SimpleVT*)p);
+	vt.setColor(8);
+	u8int *wat = new u8int[melonLogoLines * melonLogoCols];
+	for (int x = 0; x < melonLogoCols; x++) {
+		for (int y = 0; y < melonLogoLines; y++) {
+			wat[x * melonLogoLines + y] = melonLogo[y][x];
+			vt.putChar(y, x, " ");
+		}
+	}
+	vt.setColor(TXTLOGO_FGCOLOR);
+	u32int s = 32;
+	for (int i = 0; i < 255; i++) {
+		for (int x = 0; x < (i < melonLogoCols ? i : melonLogoCols); x++) {
+			for (int y = 0; y < melonLogoLines; y++) {
+				if (wat[x * melonLogoLines + y] != melonLogo[y][x]) {
+					wat[x * melonLogoLines + y]++;
+					if (wat[x * melonLogoLines + y] > melonLogo[y][x] && (y + x) % 2 == 1)
+						wat[x * melonLogoLines + y] += 2;
+					if (wat[x * melonLogoLines + y] >= 127)
+						wat[x * melonLogoLines + y] = 32;
+					vt.setColor(7);
+					vt.putChar(y, x, wat[x * melonLogoLines + y]);
+				} else {
+					vt.setColor(TXTLOGO_FGCOLOR);
+					vt.putChar(y, x, wat[x * melonLogoLines + y]);
+				}
+			}
+		}
+		vt.setColor(8);
+		if (i < melonLogoCols) {
+			for (int y = 0; y < melonLogoLines; y++) {
+				s += 102;
+				while (s > 127) s -= (127 - 33);
+				wat[(i + (y%3)) * melonLogoLines + y] = s;
+				vt.putChar(y, (i + (y%3)), wat[(i + (y%3)) * melonLogoLines + y]);
+			}
+		}
+		Task::currentThread->sleep(20);
+	}
+	return 0;
+}
+
 void kmain(multiboot_info_t* mbd, u32int magic) {
 	DEBUG("Entering kmain.");
 
@@ -67,11 +110,6 @@ void kmain(multiboot_info_t* mbd, u32int magic) {
 
 	//Create a VT for handling the Melon bootup logo
 	SimpleVT *melonLogoVT = new SimpleVT(melonLogoLines, melonLogoCols, TXTLOGO_FGCOLOR, TXTLOGO_BGCOLOR);
-	for (int i = 0; i < melonLogoLines; i++) {
-		for (int j = 0; j < melonLogoCols; j++) {
-			melonLogoVT->putChar(i, j, melonLogo[i][j]);
-		}
-	}
 	melonLogoVT->map(1);
 
 	//Create a VT for logging what kernel does
@@ -101,7 +139,8 @@ void kmain(multiboot_info_t* mbd, u32int magic) {
 	Dev::registerDevice(new Timer()); OK(kvt);
 
 	PROCESSING(kvt, "Initializing multitasking...");
-	Task::initialize(String((char*)mbd->cmdline), kvt); OK(kvt);
+	Task::initialize(String((char*)mbd->cmdline), kvt); 
+	new Thread(logoAnimation, (void*)melonLogoVT, true); OK(kvt);
 
 	PROCESSING(kvt, "Mounting first module as ramfs on root directory...");
 	FileSystem* fs = RamFS::mount((u8int*)mods[0].mod_start, 1024 * 1024, NULL);
diff --git a/Source/Kernel/Melon.ke b/Source/Kernel/Melon.ke
index 4988c1e..d511d8b 100755
Binary files a/Source/Kernel/Melon.ke and b/Source/Kernel/Melon.ke differ
-- 
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