fix: applied fixes for g++

fastmath.hpp

@@ -1,11 +1,12 @@
 #ifndef FASTMATH_H
 #define FASTMATH_H
 
-#include <iostream>
 #include <math.h>
+#include <iostream>
 #include <stdint.h>
 #include <stdlib.h>
 #include <vector>
+#include <iostream>
 #define SHIFT_AMOUNT 16
 #define HALF_SHIFT (SHIFT_AMOUNT / 2)
 

polygon.hpp

@@ -2,6 +2,7 @@
 #define POLYGON_H
 
 #include "fastmath.hpp"
+#include <iostream>
 struct polygon {
 
     vec3 points[3];
@@ -60,7 +61,7 @@ struct polygon {
 
     vec3 avgNormal() {
         vec3 result;
-        for (int i = 0; i++; i < 3) {
+        for (int i = 0; i < 3;i++) {
             result += normals[i];
         }
         return result * decimal(0.3333);

renderer.hpp

@@ -70,15 +70,15 @@ class Renderer {
 
             testP.calcDelta();
 
-            int startX = std::max(
+            int startX = std::max<int>(
                 (testP.bounding[0] * invWidthScale).i >> SHIFT_AMOUNT, 0);
             int endX =
-                std::min((testP.bounding[1] * invWidthScale).i >> SHIFT_AMOUNT,
+                std::min<int>((testP.bounding[1] * invWidthScale).i >> SHIFT_AMOUNT,(uint32_t)
                          target->width - 1);
-            int startY = std::max(
+            int startY = std::max<int>(
                 (testP.bounding[2] * invHeightScale).i >> SHIFT_AMOUNT, 0);
             int endY =
-                std::min((testP.bounding[3] * invHeightScale).i >> SHIFT_AMOUNT,
+                std::min<int>((testP.bounding[3] * invHeightScale).i >> SHIFT_AMOUNT,
                          target->height - 1);
 
             vec3 pos = vec3(testP.bounding[0], testP.bounding[2], 0.0);