Adding movement controls & refactoring code.

main.cpp

@@ -193,7 +193,19 @@ public:
 
     using CmdArgs = std::vector<std::string>;
     void PositionCmd(const CmdArgs& args) {
+        if (args.empty()) { // Output position + scale
+            console->Log(std::format("Pos: {}, {}, Zoom: {}", u_translation.x, u_translation.y, u_scale));
+            return;
+        }
 
+        if (args.size() >= 2) { // Set Position
+            u_translation.x = std::stof(args[0]);
+            u_translation.y = std::stof(args[1]);
+            if (args.size() >= 3) { // Also set scale
+                u_scale = std::stof(args[2]);
+            }
+        }
+        console->Log(std::format("{}", args.size()));
     }
 
     void CreateMenu() {
@@ -232,18 +244,19 @@ public:
         console->OnInput += [this] (const std::string& message) {
             auto tokens = string_expand(message);
 
-
-            std::string cmd = tokens[0];
-            // TODO: Remove 0th element from tokens before passing to command delegates.
-
-
-
-            if (tokens.size() == 0)
-            {
+            if (tokens.size() == 0) {
                 console->Log("No command input!", Colors::Red);
                 return;
             }
 
+            std::string cmd = tokens[0];
+
+            // Remove 0th element from tokens before passing to command delegates.
+            tokens.erase(tokens.begin());
+
+
+
+
             if (cmd == "r" || cmd == "reload") {
                 ReloadShader();
             } else if (cmd == "lf") {

shaders/mandelbrot.frag.glsl

@@ -16,8 +16,8 @@ uniform float u_scale;
 uniform vec3 u_rgb_1;
 uniform vec3 u_rgb_2;
 
-#define N 48.
-#define B 4.
+#define N 256. // Number of iterations?
+#define B 4. // What does B mean?
 
 
 vec3 pal(in float t, in vec3 a, in vec3 b, in vec3 c, in vec3 d) {