From 107bd6cff593da2c6bf3f5ad16eefeac79e20ef3 Mon Sep 17 00:00:00 2001
From: Sara Gerretsen <sara.gerretsen@student.hku.nl>
Date: Mon, 22 Sep 2025 19:18:44 +0200
Subject: [PATCH] feat: improved simulation frame delta controls

---
 src/application.cpp | 73 +++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 71 insertions(+), 2 deletions(-)

diff --git a/src/application.cpp b/src/application.cpp
index b6b2559..f722afe 100644
--- a/src/application.cpp
+++ b/src/application.cpp
@@ -11,6 +11,9 @@ static bool isSimulating{ false };
 static void SetSimulatingButton(Clay_ElementId element, Clay_PointerData pointer, intptr_t data) {
 	if (pointer.state == CLAY_POINTER_DATA_PRESSED_THIS_FRAME) {
 		isSimulating = data == 1;
+		if (isSimulating) {
+			simulation::drawDebugInfo = false;
+		}
 	}
 }
 
@@ -48,6 +51,67 @@ static void StepControl() {
 	}
 }
 
+static void DebugInfoLegend() {
+	CLAY_AUTO_ID(style::PanelContainer(1, {
+		.layout = {
+			.padding = {
+				.left = 20, .right = 0, .top = 0, .bottom = 0
+			},
+			.childGap = 10,
+			.layoutDirection = CLAY_TOP_TO_BOTTOM,
+		}
+	})) {
+		CLAY_AUTO_ID({
+			.layout = {
+				.childGap = 10,
+			},
+		}) {
+			CLAY_AUTO_ID({
+				.layout = {
+					.sizing = { CLAY_SIZING_FIXED(20), CLAY_SIZING_FIXED(20) }
+				},
+				.border = { {255, 0, 255, 255 }, CLAY_BORDER_OUTSIDE(3) }
+			});
+			elements::Body(CLAY_STRING("Underpopulated"), {
+				.textColor = style::TextColors(0)
+			});
+		}
+		CLAY_AUTO_ID({
+			.layout = {
+				.childGap = 10,
+			}
+		}) {
+			CLAY_AUTO_ID({
+				.layout = {
+					.sizing = { CLAY_SIZING_FIXED(20), CLAY_SIZING_FIXED(20) }
+				},
+				.border = { {255, 0, 0, 255 }, CLAY_BORDER_OUTSIDE(3) }
+			});
+			elements::Body(CLAY_STRING("Overpopulated"), {
+				.textColor = style::TextColors(0)
+			});
+		}
+		CLAY_AUTO_ID({
+			.layout = {
+				.childGap = 10,
+			}
+		}) {
+			CLAY_AUTO_ID({
+				.layout = {
+					.sizing = { CLAY_SIZING_FIXED(20), CLAY_SIZING_FIXED(20) }
+				},
+				.border = { {0, 255, 0, 255 }, CLAY_BORDER_OUTSIDE(3) }
+			});
+			elements::Body(CLAY_STRING("Born"), {
+				.textColor = style::TextColors(0)
+			});
+		}
+		elements::Body(CLAY_STRING("Warning: Drawing simulation changes\ngreatly lowers performance"), {
+			.textColor = style::TextColors(3)
+		});
+	}
+}
+
 static void PrimaryControls() {
 	static bool isOpen{ true };
 	if (isOpen) {
@@ -67,12 +131,17 @@ static void PrimaryControls() {
 			}) {
 				StepControl();
 				if (!isSimulating) {
-					elements::TextButton(CLAY_STRING("Randomize"), style::actionButton, &RandomizeFieldButton);
+					CLAY_AUTO_ID(style::PanelContainer(1, {})) {
+						elements::TextButton(CLAY_STRING("Randomize"), style::actionButton, &RandomizeFieldButton);
+					}
 				}
-				elements::Toggle(CLAY_STRING("Debug Info"), style::actionButton, simulation::drawDebugInfo);
+				elements::Toggle(CLAY_STRING("Show Changes"), style::actionButton, simulation::drawDebugInfo);
 			}
 		}
 	}
+	if (simulation::drawDebugInfo) {
+		DebugInfoLegend();
+	}
 }
 
 Clay_RenderCommandArray RenderApplication() {