Copying from gitlab

2026-01-09 10:45:23 +01:00
commit 25d9b22fbd
11 changed files with 937 additions and 0 deletions
--- a/src/render.cpp
+++ b/src/render.cpp
@@ -0,0 +1,82 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                                      / )   */
+/*   render.cpp                                         (\__/)         ( (    */
+/*                                                      )    (          ) )   */
+/*   By: lejulien <leo.julien.42@gmail.com>           ={      }=       / /    */
+/*                                                      )     `-------/ /     */
+/*   Created: 2023/01/09 12:44:30 by lejulien          (               /      */
+/*   Updated: 2023/01/14 17:02:00 by lejulien           \              |      */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "../includes/render.hpp"
+
+#include "raylib.h"
+#include <cmath>
+
+// Constructor
+
+Render::Render(int cell_size) : cell_size_(cell_size) {}
+
+// Display function
+
+int HSVtoHex(float h) {
+  float r, g, b;
+  int i = int(h / 60) % 6;
+  float f = (h / 60) - i;
+  float p = 0.0f;
+  float q = 1.0f - f;
+  float t = f;
+
+  switch (i) {
+  case 0:
+    r = 1.0f, g = t, b = p;
+    break;
+  case 1:
+    r = q, g = 1.0f, b = p;
+    break;
+  case 2:
+    r = p, g = 1.0f, b = t;
+    break;
+  case 3:
+    r = p, g = q, b = 1.0f;
+    break;
+  case 4:
+    r = t, g = p, b = 1.0f;
+    break;
+  default:
+    r = 1.0f, g = p, b = q;
+    break;
+  }
+
+  int R = static_cast<int>(r * 255);
+  int G = static_cast<int>(g * 255);
+  int B = static_cast<int>(b * 255);
+
+  return (R << 24) | (G << 16) | (B << 8) | 255; // Return as 0xRRGGBB integer
+}
+
+void Render::display_world(std::vector<bool> *data, int width, int height) {
+  float maxDist =
+      std::sqrt((width - 1) * (width - 1) + (height - 1) * (height - 1));
+  for (int j = 0; j < height; j++) {
+    for (int i = 0; i < width; i++) {
+      if ((*data)[i + j * width]) {
+        float dist = std::sqrt(i * i + j * j);
+        float factor = dist / maxDist;
+        float hue = factor * 360.0f; // Map to 0-360 degrees
+        DrawRectangle(i * cell_size_, j * cell_size_, cell_size_, cell_size_,
+                      GetColor(HSVtoHex(hue)));
+      }
+    }
+  }
+}
+
+// Render loop
+
+void Render::display(World *world) {
+  display_world(world->getWorldData(), world->getWidth(), world->getHeight());
+}
+
+void Render::updateCellSize(int new_size) { cell_size_ = new_size; }