Add ability to step through CPU execution of boot rom

1 files changed, 46 insertions, 0 deletions

diff --git a/src/main/kotlin/gui/RunControlWindow.kt b/src/main/kotlin/gui/RunControlWindow.kt
new file mode 100644
index 0000000..8ffc764
--- /dev/null
+++ b/src/main/kotlin/gui/RunControlWindow.kt
@@ -0,0 +1,46 @@
+package gui
+
+import cpu.Cpu
+import glm_.vec2.Vec2
+import imgui.Cond
+import imgui.ImGui
+
+fun paintRunControlWindow(cpu: Cpu) {
+  with(ImGui) {
+
+    setNextWindowPos(Vec2(20, 410), Cond.FirstUseEver)
+    begin("Run control")
+
+    text("Current op:")
+    separator()
+    if(cpu.currentOp != null) {
+      text(cpu.currentOp!!.name)
+    }
+    else {
+      text("None")
+    }
+
+    newLine()
+
+    text("Next op:")
+    separator()
+    if(cpu.nextOp != null) {
+      text(cpu.nextOp!!.name)
+    }
+    else {
+      text("None")
+    }
+
+    newLine()
+
+    text("Control:")
+    separator()
+
+
+    if(button("Step")) {
+      cpu.executeNextInstruction()
+    }
+
+    end()
+  }
+}
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