diff --git a/README.md b/README.md
index 2169014..aef6209 100644
--- a/README.md
+++ b/README.md
@@ -23,16 +23,14 @@ The basic model for using Boxy goes something like this:
 ```nim
 import boxy, opengl, staticglfw
 
-let windowSize = vec2(1280, 800)
+let windowSize = ivec2(1280, 800)
 
 if init() == 0:
   quit("Failed to Initialize GLFW.")
 
 windowHint(RESIZABLE, false.cint)
 
-let window = createWindow(
-  windowSize.x.cint, windowSize.y.cint, "GLFW + Boxy", nil, nil
-)
+let window = createWindow(windowSize.x, windowSize.y, "GLFW + Boxy", nil, nil)
 
 makeContextCurrent(window)
 loadExtensions()
@@ -47,7 +45,7 @@ proc display() =
   # Clear the screen and begin a new frame.
   bxy.beginFrame(windowSize)
   # Draw the white background.
-  bxy.drawRect(rect(vec2(0, 0), windowSize), color(1, 1, 1, 1))
+  bxy.drawRect(rect(vec2(0, 0), windowSize.vec2), color(1, 1, 1, 1))
   # Draw the rhino.
   bxy.drawImage("rhino", vec2(100, 100))
   # End this frame, flushing the draw commands.
diff --git a/boxy.nimble b/boxy.nimble
index 71ffc6a..cfe219e 100644
--- a/boxy.nimble
+++ b/boxy.nimble
@@ -1,4 +1,4 @@
-version     = "0.3.0"
+version     = "0.3.1"
 author      = "Andre von Houck and Ryan Oldenburg"
 description = "2D GPU rendering with a tiling atlas."
 license     = "MIT"
@@ -7,6 +7,6 @@ srcDir = "src"
 
 requires "nim >= 1.2.2"
 requires "pixie >= 3.0.0"
-requires "vmath >= 1.0.11"
+requires "vmath >= 1.1.0"
 requires "opengl >= 1.2.3"
 requires "bitty >= 0.1.2"
diff --git a/examples/bigbang.nim b/examples/bigbang.nim
index 4d86b7b..1d32e58 100644
--- a/examples/bigbang.nim
+++ b/examples/bigbang.nim
@@ -1,15 +1,13 @@
 import boxy, opengl, staticglfw, random
 
-let windowSize = vec2(1280, 800)
+let windowSize = ivec2(1280, 800)
 
 if init() == 0:
   quit("Failed to Initialize GLFW.")
 
 windowHint(RESIZABLE, false.cint)
 
-let window = createWindow(
-  windowSize.x.cint, windowSize.y.cint, "GLFW + Boxy", nil, nil
-)
+let window = createWindow(windowSize.x, windowSize.y, "GLFW + Boxy", nil, nil)
 
 makeContextCurrent(window)
 loadExtensions()
@@ -28,18 +26,18 @@ proc display() =
   bxy.beginFrame(windowSize)
 
   # Draw the bg.
-  bxy.drawRect(rect(vec2(0, 0), windowSize), color(0, 0, 0, 1))
+  bxy.drawRect(rect(vec2(0, 0), windowSize.vec2), color(0, 0, 0, 1))
 
   bxy.saveTransform()
-  bxy.translate(windowSize/2)
+  bxy.translate(windowSize.vec2 / 2)
   bxy.scale(0.1)
 
   randomize(2022)
   for i in 0 .. 5000:
     let pos = vec2(gauss(), gauss()) * frame.float32 * 10
     bxy.drawImage("star1",
-      center=pos,
-      angle=rand(0.0 .. PI)
+      center = pos,
+      angle = rand(0.0 .. PI)
     )
 
   bxy.restoreTransform()
diff --git a/examples/glfw_basic.nim b/examples/glfw_basic.nim
index 827bc14..0ac067a 100644
--- a/examples/glfw_basic.nim
+++ b/examples/glfw_basic.nim
@@ -1,15 +1,13 @@
 import boxy, opengl, staticglfw
 
-let windowSize = vec2(1280, 800)
+let windowSize = ivec2(1280, 800)
 
 if init() == 0:
   quit("Failed to Initialize GLFW.")
 
 windowHint(RESIZABLE, false.cint)
 
-let window = createWindow(
-  windowSize.x.cint, windowSize.y.cint, "GLFW + Boxy", nil, nil
-)
+let window = createWindow(windowSize.x, windowSize.y, "GLFW + Boxy", nil, nil)
 
 makeContextCurrent(window)
 loadExtensions()
@@ -26,9 +24,9 @@ proc display() =
   # Clear the screen and begin a new frame.
   bxy.beginFrame(windowSize)
   # Draw the white background.
-  bxy.drawRect(rect(vec2(0, 0), windowSize), color(1, 1, 1, 1))
+  bxy.drawRect(rect(vec2(0, 0), windowSize.vec2), color(1, 1, 1, 1))
   # Draw the rhino.
-  bxy.drawImage("rhino", vec2((i mod windowSize.x.int).float32, 0))
+  bxy.drawImage("rhino", vec2((i mod windowSize.x).float32, 0))
   # End this frame, flushing the draw commands.
   bxy.endFrame()
   # Swap buffers displaying the new Boxy frame.
diff --git a/examples/masking.nim b/examples/masking.nim
index 0bc63fc..fd4cfad 100644
--- a/examples/masking.nim
+++ b/examples/masking.nim
@@ -1,15 +1,13 @@
 import boxy, opengl, staticglfw
 
-let windowSize = vec2(1280, 800)
+let windowSize = ivec2(1280, 800)
 
 if init() == 0:
   quit("Failed to Initialize GLFW.")
 
 windowHint(RESIZABLE, false.cint)
 
-let window = createWindow(
-  windowSize.x.cint, windowSize.y.cint, "GLFW + Boxy", nil, nil
-)
+let window = createWindow(windowSize.x, windowSize.y, "GLFW + Boxy", nil, nil)
 
 makeContextCurrent(window)
 loadExtensions()
@@ -28,16 +26,16 @@ proc display() =
   bxy.beginFrame(windowSize)
 
   # Draw the bg.
-  bxy.drawRect(rect(vec2(0, 0), windowSize), color(0, 0, 0, 1))
+  bxy.drawRect(rect(vec2(0, 0), windowSize.vec2), color(0, 0, 0, 1))
 
   # Draw the mask.
   bxy.beginMask()
-  bxy.drawImage("mask", center=windowSize/2, angle = 0)
+  bxy.drawImage("mask", center=windowSize.vec2 / 2, angle = 0)
   bxy.endMask()
 
   # Use the mask.
   bxy.saveTransform()
-  bxy.translate(windowSize/2)
+  bxy.translate(windowSize.vec2 / 2)
   bxy.scale(1.2 + 0.2 * sin(frame.float32/100))
   bxy.drawImage("greece", center=vec2(0, 0), angle = 0)
   bxy.restoreTransform()
diff --git a/examples/spinner.nim b/examples/spinner.nim
index 61a0959..62644f3 100644
--- a/examples/spinner.nim
+++ b/examples/spinner.nim
@@ -1,15 +1,13 @@
 import boxy, opengl, staticglfw
 
-let windowSize = vec2(1280, 800)
+let windowSize = ivec2(1280, 800)
 
 if init() == 0:
   quit("Failed to Initialize GLFW.")
 
 windowHint(RESIZABLE, false.cint)
 
-let window = createWindow(
-  windowSize.x.cint, windowSize.y.cint, "GLFW + Boxy", nil, nil
-)
+let window = createWindow(windowSize.x, windowSize.y, "GLFW + Boxy", nil, nil)
 
 makeContextCurrent(window)
 loadExtensions()
@@ -30,12 +28,13 @@ proc display() =
   bxy.beginFrame(windowSize)
 
   # Draw the bg.
-  bxy.drawImage("bg", rect=rect(vec2(0, 0), windowSize))
+  bxy.drawImage("bg", rect = rect(vec2(0, 0), windowSize.vec2))
 
   # Draw the rings.
-  bxy.drawImage("ring1", center=windowSize/2, angle = frame.float / 100)
-  bxy.drawImage("ring2", center=windowSize/2, angle = -frame.float / 190)
-  bxy.drawImage("ring3", center=windowSize/2, angle = frame.float / 170)
+  let center = windowSize.vec2 / 2
+  bxy.drawImage("ring1", center, angle = frame.float / 100)
+  bxy.drawImage("ring2", center, angle = -frame.float / 190)
+  bxy.drawImage("ring3", center, angle = frame.float / 170)
 
   # End this frame, flushing the draw commands.
   bxy.endFrame()
diff --git a/src/boxy.nim b/src/boxy.nim
index d15977d..76e4e97 100644
--- a/src/boxy.nim
+++ b/src/boxy.nim
@@ -43,7 +43,7 @@ type
     tileRun: int
     takenTiles: BitArray       ## Flag for if the tile is taken or not.
     proj: Mat4
-    frameSize: Vec2            ## Dimensions of the window frame.
+    frameSize: IVec2           ## Dimensions of the window frame.
     vertexArrayId, maskFramebufferId: GLuint
     frameBegun, maskBegun: bool
     pixelate: bool             ## Makes texture look pixelated, like a pixel game.
@@ -160,7 +160,7 @@ proc createAtlasTexture(boxy: Boxy, size: int): Texture =
     result.magFilter = magLinear
   bindTextureData(result, nil)
 
-proc addMaskTexture(boxy: Boxy, frameSize = vec2(1, 1)) =
+proc addMaskTexture(boxy: Boxy, frameSize = ivec2(1, 1)) =
   # Must be >0 for framebuffer creation below
   # Set to real value in beginFrame
   let maskTexture = Texture()
@@ -539,7 +539,7 @@ proc popMask*(boxy: Boxy) =
   dec boxy.maskTextureWrite
   boxy.maskTextureRead = boxy.maskTextureWrite
 
-proc beginFrame*(boxy: Boxy, frameSize: Vec2, proj: Mat4) =
+proc beginFrame*(boxy: Boxy, frameSize: IVec2, proj: Mat4) =
   ## Starts a new frame.
   if boxy.frameBegun:
     raise newException(BoxyError, "beginFrame has already been called")
@@ -547,29 +547,29 @@ proc beginFrame*(boxy: Boxy, frameSize: Vec2, proj: Mat4) =
   boxy.frameBegun = true
   boxy.proj = proj
 
-  if boxy.maskTextures[0].width != frameSize.x.int32 or
-    boxy.maskTextures[0].height != frameSize.y.int32:
+  if boxy.maskTextures[0].width != frameSize.x or
+    boxy.maskTextures[0].height != frameSize.y:
     # Resize all of the masks.
     boxy.frameSize = frameSize
     for i in 0 ..< boxy.maskTextures.len:
-      boxy.maskTextures[i].width = frameSize.x.int32
-      boxy.maskTextures[i].height = frameSize.y.int32
+      boxy.maskTextures[i].width = frameSize.x
+      boxy.maskTextures[i].height = frameSize.y
       if i > 0:
         # Never resize the 0th mask because its just white.
         bindTextureData(boxy.maskTextures[i], nil)
 
-  glViewport(0, 0, boxy.frameSize.x.GLint, boxy.frameSize.y.GLint)
+  glViewport(0, 0, boxy.frameSize.x, boxy.frameSize.y)
 
   glClearColor(0, 0, 0, 0)
   glClear(GL_COLOR_BUFFER_BIT)
 
   boxy.clearMask()
 
-proc beginFrame*(boxy: Boxy, frameSize: Vec2) {.inline.} =
+proc beginFrame*(boxy: Boxy, frameSize: IVec2) {.inline.} =
   beginFrame(
     boxy,
     frameSize,
-    ortho(0.float32, frameSize.x, frameSize.y, 0, -1000, 1000)
+    ortho(0.float32, frameSize.x.float32, frameSize.y.float32, 0, -1000, 1000)
   )
 
 proc endFrame*(boxy: Boxy) =
diff --git a/src/boxy/glsl/100/atlas.frag b/src/boxy/glsl/100/atlas.frag
index 91ab00c..e2153e9 100644
--- a/src/boxy/glsl/100/atlas.frag
+++ b/src/boxy/glsl/100/atlas.frag
@@ -6,7 +6,7 @@ varying vec2 pos;
 varying vec2 uv;
 varying vec4 color;
 
-uniform vec2 windowFrame;
+uniform ivec2 windowFrame;
 uniform sampler2D atlasTex;
 uniform sampler2D maskTex;
 
diff --git a/src/boxy/glsl/100/mask.frag b/src/boxy/glsl/100/mask.frag
index e0037fe..bd422ce 100644
--- a/src/boxy/glsl/100/mask.frag
+++ b/src/boxy/glsl/100/mask.frag
@@ -6,7 +6,7 @@ varying vec2 pos;
 varying vec2 uv;
 varying vec4 color;
 
-uniform vec2 windowFrame;
+uniform ivec2 windowFrame;
 uniform sampler2D atlasTex;
 uniform sampler2D maskTex;
 
diff --git a/src/boxy/glsl/410/atlas.frag b/src/boxy/glsl/410/atlas.frag
index e3fecf8..ab177df 100644
--- a/src/boxy/glsl/410/atlas.frag
+++ b/src/boxy/glsl/410/atlas.frag
@@ -4,7 +4,7 @@ in vec2 pos;
 in vec2 uv;
 in vec4 color;
 
-uniform vec2 windowFrame;
+uniform ivec2 windowFrame;
 uniform sampler2D atlasTex;
 uniform sampler2D maskTex;
 
diff --git a/src/boxy/glsl/410/mask.frag b/src/boxy/glsl/410/mask.frag
index de7b36e..18168ee 100644
--- a/src/boxy/glsl/410/mask.frag
+++ b/src/boxy/glsl/410/mask.frag
@@ -4,7 +4,7 @@ in vec2 pos;
 in vec2 uv;
 in vec4 color;
 
-uniform vec2 windowFrame;
+uniform ivec2 windowFrame;
 uniform sampler2D atlasTex;
 uniform sampler2D maskTex;