diff --git a/gryphn_utils.h b/gryphn_utils.h
index a67fa6f..ebd2f11 100644
--- a/gryphn_utils.h
+++ b/gryphn_utils.h
@@ -13,6 +13,7 @@
 #include "utils/gryphn_color.h"
 #include "utils/gryphn_color_format.h"
 #include "utils/gryphn_image_format.h"
+#include "utils/lists/gryphn_array_list.h"
 
 typedef uint32_t gnUInt;
 typedef char gnByte;
diff --git a/utils/gryphn_error_code.h b/utils/gryphn_error_code.h
index 6849445..0962090 100644
--- a/utils/gryphn_error_code.h
+++ b/utils/gryphn_error_code.h
@@ -15,6 +15,7 @@ typedef enum gnReturnCode_t {
     GN_NO_SUPPORTED_PRESENT_MODES,
     GN_UNKNOWN_IMAGE_FORMAT,
     GN_FAILED_TO_CREATE_PRESENTATION_QUEUE,
+    GN_WINDOW_IN_USE,
     GN_UNSUPPORTED_IMAGE_COUNT,
     GN_FAILED_TO_CREATE_IMAGE_VIEW,
     GN_FAILED_TO_CREATE_SHADER_MODULE,
@@ -38,7 +39,8 @@ typedef enum gnReturnCode_t {
     GN_SUBOPTIMAL_PRESENTATION_QUEUE,
     GN_FAILED_TO_CREATE_BUFFER,
     GN_FAILED_TO_ALLOCATE_MEMORY,
-    GN_FAILED_TO_CREATE_IMAGE
+    GN_FAILED_TO_CREATE_IMAGE,
+    GN_FAILED_TO_CREATE_SAMPLER
 } gnReturnCode;
 
 typedef gnReturnCode gnErrorCode;
@@ -58,6 +60,7 @@ static const char* gnErrorCodeToCString(enum gnReturnCode_t returnCode) {
     case GN_NO_SUPPORTED_PRESENT_MODES: return "GN_NO_SUPPORTED_PRESENT_MODES";
     case GN_UNKNOWN_IMAGE_FORMAT: return "GN_UNKNOWN_IMAGE_FORMAT";
     case GN_FAILED_TO_CREATE_PRESENTATION_QUEUE: return "GN_FAILED_TO_CREATE_PRESENTATION_QUEUE";
+    case GN_WINDOW_IN_USE: return "GN_WINDOW_IN_USE";
     case GN_UNSUPPORTED_IMAGE_COUNT: return "GN_UNSUPPORTED_IMAGE_COUNT";
     case GN_FAILED_TO_CREATE_IMAGE_VIEW: return "GN_FAILED_TO_CREATE_IMAGE_VIEW";
     case GN_FAILED_TO_CREATE_SHADER_MODULE: return "GN_FAILED_TO_CREATE_SHADER_MODULE";
@@ -82,5 +85,6 @@ static const char* gnErrorCodeToCString(enum gnReturnCode_t returnCode) {
     case GN_FAILED_TO_ALLOCATE_MEMORY: return "GN_FAILED_TO_ALLOCATE_MEMORY";
     case GN_FAILED_TO_CREATE_BUFFER: return "GN_FAILED_TO_CREATE_BUFFER";
     case GN_FAILED_TO_CREATE_IMAGE: return "GN_FAILED_TO_CREATE_IMAGE";
+    case GN_FAILED_TO_CREATE_SAMPLER: return "GN_FAILED_TO_CREATE_SAMPLER";
     }
 }
diff --git a/utils/gryphn_image_format.h b/utils/gryphn_image_format.h
index 7f54953..0cd410e 100644
--- a/utils/gryphn_image_format.h
+++ b/utils/gryphn_image_format.h
@@ -2,7 +2,8 @@
 
 typedef enum gnImageFormat {
     GN_FORMAT_NONE,
-    GN_FORMAT_BGRA8_SRGB
+    GN_FORMAT_BGRA8_SRGB,
+    GN_FORMAT_RGBA8_SRGB
 } gnImageFormat;
 
 typedef enum gnColorSpace {
diff --git a/utils/lists/gryphn_array_list.h b/utils/lists/gryphn_array_list.h
index 467fd18..09b8997 100644
--- a/utils/lists/gryphn_array_list.h
+++ b/utils/lists/gryphn_array_list.h
@@ -1,49 +1,30 @@
 #pragma once
+#include "stdint.h"
 #include "stdlib.h"
 
-typedef struct gnArrayList {
-    int count;
-    int maxCount;
-    void* data;
-} gnArrayList;
-
-const int GROWTH_RATE = 2; // i heard somewhere that 1.5 is better but imma use 2 because I also heard that its better somewhere else
-
-inline gnArrayList gnCreateArrayList(int count) {
-    gnArrayList newList;
-
-    if (count == 0) {
-
-    } else {
-        newList.count = count;
-        newList.maxCount = count;
-        newList.data = malloc(sizeof(void*) * count);
-    }
-
-    return newList;
+#define GN_ARRAY_LIST(type)\
+typedef struct type##ArrayList { \
+uint32_t count; \
+uint32_t maxSize; \
+type* data; \
+} type##ArrayList; \
+inline static type##ArrayList type##ArrayListCreate() { \
+type##ArrayList list;\
+list.maxSize = 2; \
+list.count = 0;\
+list.data = malloc(sizeof(type) * list.maxSize); \
+return list; \
+}\
+inline static void type##ArrayListReserve(type##ArrayList* list, int count) { \
+int newCount = count - (list->maxSize - list->count);\
+list->data = realloc(list->data, sizeof(type) * (newCount + list->maxSize)); \
+list->maxSize += newCount; \
+}\
+inline static void type##ArrayListResize(type##ArrayList* list, int count) { \
+int newCount = count - (list->maxSize - list->count);\
+list->data = realloc(list->data, sizeof(type) * (newCount + list->maxSize)); \
+list->maxSize += newCount; \
+list->count += count; \
 }
 
-inline void gnArrayListResize(gnArrayList* cList, int count) {
-    cList->count = count;
-    while (cList->count > cList->maxCount) {
-        int oldMaxCount = cList->maxCount;
-        cList->maxCount *= GROWTH_RATE;
-        if (cList->count == oldMaxCount) {
-            cList->maxCount += 1;
-        }
-    }
-
-    cList->data = realloc(cList->data, cList->maxCount);
-}
-
-inline void gnArrayListReserve(gnArrayList* cList, int count) {
-    while (cList->count > cList->maxCount) {
-        int oldMaxCount = cList->maxCount;
-        cList->maxCount *= GROWTH_RATE;
-        if (cList->count == oldMaxCount) {
-            cList->maxCount += 1;
-        }
-    }
-
-    cList->data = realloc(cList->data, cList->maxCount);
-}
+GN_ARRAY_LIST(int);
diff --git a/utils/math/gryphn_mat4.h b/utils/math/gryphn_mat4.h
index f857aa8..2a0b1d1 100644
--- a/utils/math/gryphn_mat4.h
+++ b/utils/math/gryphn_mat4.h
@@ -34,16 +34,14 @@ static inline const gnMat4x4 gnOrthographic(
 static inline const gnMat4x4 gnProjection(
     float fov, float aspect, float near, float far
 ) {
+    float f = 1.0f / tan(fov * 0.5f);
+
     return (gnMat4x4){
         .mat = {
-            { 1/(aspect * tan(fov/2)), 0.0f, 0.0f, 0.0f },
-            { 0.0f, 1/tan(fov/2), 0.0f, 0.0f },
-            { 0.0f, 0.0f, -((far+near)/(far-near)), -((2*far*near)/(far-near)) },
-            { 0.0f, 0.0f, -1.0f, 1.0f }
-            // { 1/(aspect * tan(fov/2)), 0.0f, 0.0f, 0.0f },
-            // { 0.0f, 1/tan(fov/2), 0.0f, 0.0f },
-            // { 0.0f, 0.0f, -((far+near)/(far-near)), -((2*far*near)/(far-near)) },
-            // { 0.0f, 0.0f, -1.0f, 0.0f }
+            { f / aspect, 0.0f, 0.0f,                             0.0f },
+            { 0.0f      , f   , 0.0f,                             0.0f },
+            { 0.0f      , 0.0f, (far + near) / (near - far),     -1.0f },
+            { 0.0f      , 0.0f, (2 * far * near) / (near - far),  0.0f }
         }
     };
 }