Add debug rendering, fix misaligned pos render bug

Rendering using a non-default quad specifies normalised coordinates
relative to the frame buffer size. Hence each render of these frames
should origin from (0,0) any other value is invalid.

src/AssetManager.c

@@ -9,7 +9,7 @@
 #include "Dengine/Platform.h"
 #include "Dengine/AssetManager.h"
 
-#define WT_RENDER_FONT_FILE
+//#define WT_RENDER_FONT_FILE
 #ifdef WT_RENDER_FONT_FILE
 #define STB_IMAGE_WRITE_IMPLEMENTATION
 #include <STB/stb_image_write.h>
@@ -136,7 +136,7 @@ const i32 asset_loadTTFont(AssetManager *assetManager, const char *filePath)
 	    CAST(GlyphBitmap *) calloc(numGlyphs, sizeof(GlyphBitmap));
 	v2i largestGlyphDimension = V2i(0, 0);
 
-	const f32 targetFontHeight = 32.0f;
+	const f32 targetFontHeight = 20.0f;
 	f32 scaleY = stbtt_ScaleForPixelHeight(&fontInfo, targetFontHeight);
 
 	i32 ascent, descent, lineGap;