From e4e561bd94df819f4ce9487f28b1d18a8d178810 Mon Sep 17 00:00:00 2001
From: James Barnett <noreply@jamesbarnett.xyz>
Date: Tue, 24 Jul 2018 20:24:58 +0100
Subject: Add ram dump debug window

---
 src/main/kotlin/gui/RamDumpWindow.kt | 43 ++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 src/main/kotlin/gui/RamDumpWindow.kt

(limited to 'src/main/kotlin/gui/RamDumpWindow.kt')

diff --git a/src/main/kotlin/gui/RamDumpWindow.kt b/src/main/kotlin/gui/RamDumpWindow.kt
new file mode 100644
index 0000000..da30162
--- /dev/null
+++ b/src/main/kotlin/gui/RamDumpWindow.kt
@@ -0,0 +1,43 @@
+package gui
+
+import glm_.vec2.Vec2
+import imgui.Cond
+import imgui.ImGui
+import ram.Ram
+
+fun paintRamDumpWindow(ram: Ram) {
+  with(ImGui) {
+    setNextWindowSize(Vec2(425, 300), Cond.FirstUseEver)
+    setNextWindowPos(Vec2(15, 340), Cond.FirstUseEver)
+
+    begin("Ram dump")
+
+    // TODO - lock range to scroll position
+    paintRamRange(0, 0x00FF, ram.ram)
+
+    end()
+  }
+}
+
+private fun paintRamRange(startAddress: Int, endAddress: Int, data: IntArray) {
+  (startAddress .. endAddress step 16).forEach {
+    paintLine(it, data)
+  }
+}
+
+private fun paintLine(startAddress: Int, data: IntArray) {
+  val sb = StringBuilder()
+  sb.append(String.format("0x%04X: ", startAddress))
+
+  (0..15).forEach {
+    val address = startAddress + it
+    if(address <= (data.size-1)) {
+      sb.append(String.format("%02X ", data[startAddress + it]))
+      if(it == 7) {sb.append(" ")}
+    }
+  }
+
+  ImGui.text(sb.toString())
+}
+
+
-- 
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