From abaab98bd757cd0818cfcddc983eee25ab7672ed Mon Sep 17 00:00:00 2001
From: EmulatedSeasons <89668582+EmulatedSeasons@users.noreply.github.com>
Date: Tue, 7 May 2024 11:07:03 -0400
Subject: Made framebuffer class, serial write functions, and finally got
 makefile to build without having to make clean

---
 kernel/framebuffer.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 kernel/framebuffer.cpp

(limited to 'kernel/framebuffer.cpp')

diff --git a/kernel/framebuffer.cpp b/kernel/framebuffer.cpp
new file mode 100644
index 0000000..a07d61a
--- /dev/null
+++ b/kernel/framebuffer.cpp
@@ -0,0 +1,22 @@
+#include <framebuffer.h>
+#include <stdint.h>
+#include <stddef.h>
+
+Framebuffer::Framebuffer(uint32_t* addr, const uint64_t width, const uint64_t height) 
+    : addr {addr}, width {width}, height {height} {
+    clear();
+}
+
+void Framebuffer::clear() {
+    for (size_t y = 0; y < height; y++) {
+        for (size_t x = 0; x < width; x++) {
+            const size_t i = y * width + x;
+            addr[i] = 0x000000;
+        }
+    }
+}
+
+void Framebuffer::drawpixel(const uint64_t x, const uint64_t y, const uint32_t color) {
+    const size_t pos = y * width + x;
+    addr[pos] = color;
+}
\ No newline at end of file
-- 
cgit v1.2.3-70-g09d2