Buffer userdata object and rlgl Vertex buffers management.

14 files changed, 1070 insertions, 91 deletions

diff --git a/API.md b/API.md
index 601cd69..6484d0c 100644
--- a/API.md
+++ b/API.md
@@ -47,645 +47,1173 @@ Arguments are stored in 'RL.arg' array.
 
 ## Globals - ConfigFlags
 FLAG_VSYNC_HINT = 64
+
 FLAG_FULLSCREEN_MODE = 2
+
 FLAG_WINDOW_RESIZABLE = 4
+
 FLAG_WINDOW_UNDECORATED = 8
+
 FLAG_WINDOW_HIDDEN = 128
+
 FLAG_WINDOW_MINIMIZED = 512
+
 FLAG_WINDOW_MAXIMIZED = 1024
+
 FLAG_WINDOW_UNFOCUSED = 2048
+
 FLAG_WINDOW_TOPMOST = 4096
+
 FLAG_WINDOW_ALWAYS_RUN = 256
+
 FLAG_WINDOW_TRANSPARENT = 16
+
 FLAG_WINDOW_HIGHDPI = 8192
+
 FLAG_MSAA_4X_HINT = 32
+
 FLAG_INTERLACED_HINT = 65536
 
+
 ## Globals - TraceLogLevel
 LOG_ALL = 0
+
 LOG_TRACE = 1
+
 LOG_DEBUG = 2
+
 LOG_INFO = 3
+
 LOG_WARNING = 4
+
 LOG_ERROR = 5
+
 LOG_FATAL = 6
+
 LOG_NONE = 7
 
+
 ## Globals - KeyboardKey
 
 GLFW_KEY_UNKNOWN = nil
+
 KEY_NULL = 0
+
 KEY_APOSTROPHE = 39
+
 KEY_COMMA = 44
+
 KEY_MINUS = 45
+
 KEY_PERIOD = 46
+
 KEY_SLASH = 47
+
 KEY_ZERO = 48
+
 KEY_ONE = 49
+
 KEY_TWO = 50
+
 KEY_THREE = 51
+
 KEY_FOUR = 52
+
 KEY_FIVE = 53
+
 KEY_SIX = 54
+
 KEY_SEVEN = 55
+
 KEY_EIGHT = 56
+
 KEY_NINE = 57
+
 KEY_SEMICOLON = 59
+
 KEY_EQUAL = 61
+
 KEY_A = 65
+
 KEY_B = 66
+
 KEY_C = 67
+
 KEY_D = 68
+
 KEY_E = 69
+
 KEY_F = 70
+
 KEY_G = 71
+
 KEY_H = 72
+
 KEY_I = 73
+
 KEY_J = 74
+
 KEY_K = 75
+
 KEY_L = 76
+
 KEY_M = 77
+
 KEY_N = 78
+
 KEY_O = 79
+
 KEY_P = 80
+
 KEY_Q = 81
+
 KEY_R = 82
+
 KEY_S = 83
+
 KEY_T = 84
+
 KEY_U = 85
+
 KEY_V = 86
+
 KEY_W = 87
+
 KEY_X = 88
+
 KEY_Y = 89
+
 KEY_Z = 90
+
 KEY_LEFT_BRACKET = 91
+
 KEY_BACKSLASH = 92
+
 KEY_RIGHT_BRACKET = 93
+
 KEY_GRAVE = 96
+
 KEY_SPACE = 32
+
 KEY_ESCAPE = 256
+
 KEY_ENTER = 257
+
 KEY_TAB = 258
+
 KEY_BACKSPACE = 259
+
 KEY_INSERT = 260
+
 KEY_DELETE = 261
+
 KEY_RIGHT = 262
+
 KEY_LEFT = 263
+
 KEY_DOWN = 264
+
 KEY_UP = 265
+
 KEY_PAGE_UP = 266
+
 KEY_PAGE_DOWN = 267
+
 KEY_HOME = 268
+
 KEY_END = 269
+
 KEY_CAPS_LOCK = 280
+
 KEY_SCROLL_LOCK = 281
+
 KEY_NUM_LOCK = 282
+
 KEY_PRINT_SCREEN = 283
+
 KEY_PAUSE = 284
+
 KEY_F1 = 290
+
 KEY_F2 = 291
+
 KEY_F3 = 292
+
 KEY_F4 = 293
+
 KEY_F5 = 294
+
 KEY_F6 = 295
+
 KEY_F7 = 296
+
 KEY_F8 = 297
+
 KEY_F9 = 298
+
 KEY_F10 = 299
+
 KEY_F11 = 300
+
 KEY_F12 = 301
+
 KEY_LEFT_SHIFT = 340
+
 KEY_LEFT_CONTROL = 341
+
 KEY_LEFT_ALT = 342
+
 KEY_LEFT_SUPER = 343
+
 KEY_RIGHT_SHIFT = 344
+
 KEY_RIGHT_CONTROL = 345
+
 KEY_RIGHT_ALT = 346
+
 KEY_RIGHT_SUPER = 347
+
 KEY_KB_MENU = 348
+
 KEY_KP_0 = 320
+
 KEY_KP_1 = 321
+
 KEY_KP_2 = 322
+
 KEY_KP_3 = 323
+
 KEY_KP_4 = 324
+
 KEY_KP_5 = 325
+
 KEY_KP_6 = 326
+
 KEY_KP_7 = 327
+
 KEY_KP_8 = 328
+
 KEY_KP_9 = 329
+
 KEY_KP_DECIMAL = 330
+
 KEY_KP_DIVIDE = 331
+
 KEY_KP_MULTIPLY = 332
+
 KEY_KP_SUBTRACT = 333
+
 KEY_KP_ADD = 334
+
 KEY_KP_ENTER = 335
+
 KEY_KP_EQUAL = 336
+
 KEY_BACK = 4
+
 KEY_MENU = 82
+
 KEY_VOLUME_UP = 24
+
 KEY_VOLUME_DOWN = 25
 
+
 ## Globals - MouseButtons
 MOUSE_BUTTON_LEFT = 0
+
 MOUSE_BUTTON_RIGHT = 1
+
 MOUSE_BUTTON_MIDDLE = 2
+
 MOUSE_BUTTON_SIDE = 3
+
 MOUSE_BUTTON_EXTRA = 4
+
 MOUSE_BUTTON_FORWARD = 5
+
 MOUSE_BUTTON_BACK = 6
 
+
 ## Globals - MouseCursor
 MOUSE_CURSOR_DEFAULT = 0
+
 MOUSE_CURSOR_ARROW = 1
+
 MOUSE_CURSOR_IBEAM = 2
+
 MOUSE_CURSOR_CROSSHAIR = 3
+
 MOUSE_CURSOR_POINTING_HAND = 4
+
 MOUSE_CURSOR_RESIZE_EW = 5
+
 MOUSE_CURSOR_RESIZE_NS = 6
+
 MOUSE_CURSOR_RESIZE_NWSE = 7
+
 MOUSE_CURSOR_RESIZE_NESW = 8
+
 MOUSE_CURSOR_RESIZE_ALL = 9
+
 MOUSE_CURSOR_NOT_ALLOWED = 10
 
+
 ## Globals - GamepadButtons
 GAMEPAD_BUTTON_UNKNOWN = 0
+
 GAMEPAD_BUTTON_LEFT_FACE_UP = 1
+
 GAMEPAD_BUTTON_LEFT_FACE_RIGHT = 2
+
 GAMEPAD_BUTTON_LEFT_FACE_DOWN = 3
+
 GAMEPAD_BUTTON_LEFT_FACE_LEFT = 4
+
 GAMEPAD_BUTTON_RIGHT_FACE_UP = 5
+
 GAMEPAD_BUTTON_RIGHT_FACE_RIGHT = 6
+
 GAMEPAD_BUTTON_RIGHT_FACE_DOWN = 7
+
 GAMEPAD_BUTTON_RIGHT_FACE_LEFT = 8
+
 GAMEPAD_BUTTON_LEFT_TRIGGER_1 = 9
+
 GAMEPAD_BUTTON_LEFT_TRIGGER_2 = 10
+
 GAMEPAD_BUTTON_RIGHT_TRIGGER_1 = 11
+
 GAMEPAD_BUTTON_RIGHT_TRIGGER_2 = 12
+
 GAMEPAD_BUTTON_MIDDLE_LEFT = 13
+
 GAMEPAD_BUTTON_MIDDLE = 14
+
 GAMEPAD_BUTTON_MIDDLE_RIGHT = 15
+
 GAMEPAD_BUTTON_LEFT_THUMB = 16
+
 GAMEPAD_BUTTON_RIGHT_THUMB = 17
 
+
 ## Globals - GamepadAxis
 GAMEPAD_AXIS_LEFT_X = 0
+
 GAMEPAD_AXIS_LEFT_Y = 1
+
 GAMEPAD_AXIS_RIGHT_X = 2
+
 GAMEPAD_AXIS_RIGHT_Y = 3
+
 GAMEPAD_AXIS_LEFT_TRIGGER = 4
+
 GAMEPAD_AXIS_RIGHT_TRIGGER = 5
 
+
 ## Globals - MapTypes
 MATERIAL_MAP_ALBEDO = 0
+
 MATERIAL_MAP_METALNESS = 1
+
 MATERIAL_MAP_NORMAL = 2
+
 MATERIAL_MAP_ROUGHNESS = 3
+
 MATERIAL_MAP_OCCLUSION = 4
+
 MATERIAL_MAP_EMISSION = 5
+
 MATERIAL_MAP_HEIGHT = 6
+
 MATERIAL_MAP_CUBEMAP = 7
+
 MATERIAL_MAP_IRRADIANCE = 8
+
 MATERIAL_MAP_PREFILTER = 9
+
 MATERIAL_MAP_BRDF = 10
+
 MATERIAL_MAP_DIFFUSE = 0
+
 MATERIAL_MAP_SPECULAR = 1
 
+
 ## Globals - ShaderLocationIndex
 SHADER_LOC_VERTEX_POSITION = 0
+
 SHADER_LOC_VERTEX_TEXCOORD01 = 1
+
 SHADER_LOC_VERTEX_TEXCOORD02 = 2
+
 SHADER_LOC_VERTEX_NORMAL = 3
+
 SHADER_LOC_VERTEX_TANGENT = 4
+
 SHADER_LOC_VERTEX_COLOR = 5
+
 SHADER_LOC_MATRIX_MVP = 6
+
 SHADER_LOC_MATRIX_VIEW = 7
+
 SHADER_LOC_MATRIX_PROJECTION = 8
+
 SHADER_LOC_MATRIX_MODEL = 9
+
 SHADER_LOC_MATRIX_NORMAL = 10
+
 SHADER_LOC_VECTOR_VIEW = 11
+
 SHADER_LOC_COLOR_DIFFUSE = 12
+
 SHADER_LOC_COLOR_SPECULAR = 13
+
 SHADER_LOC_COLOR_AMBIENT = 14
+
 SHADER_LOC_MAP_ALBEDO = 15
+
 SHADER_LOC_MAP_METALNESS = 16
+
 SHADER_LOC_MAP_NORMAL = 17
+
 SHADER_LOC_MAP_ROUGHNESS = 18
+
 SHADER_LOC_MAP_OCCLUSION = 19
+
 SHADER_LOC_MAP_EMISSION = 20
+
 SHADER_LOC_MAP_HEIGHT = 21
+
 SHADER_LOC_MAP_CUBEMAP = 22
+
 SHADER_LOC_MAP_IRRADIANCE = 23
+
 SHADER_LOC_MAP_PREFILTER = 24
+
 SHADER_LOC_MAP_BRDF = 25
+
 SHADER_LOC_MAP_DIFFUSE = 15
+
 SHADER_LOC_MAP_SPECULAR = 16
 
+
 ## Globals - ShaderUniformDataType
 SHADER_UNIFORM_FLOAT = 0
+
 SHADER_UNIFORM_VEC2 = 1
+
 SHADER_UNIFORM_VEC3 = 2
+
 SHADER_UNIFORM_VEC4 = 3
+
 SHADER_UNIFORM_INT = 4
+
 SHADER_UNIFORM_IVEC2 = 5
+
 SHADER_UNIFORM_IVEC3 = 6
+
 SHADER_UNIFORM_IVEC4 = 7
+
 SHADER_UNIFORM_SAMPLER2D = 8
 
+
 ## Globals - ShaderAttributeDataTypes
 SHADER_ATTRIB_FLOAT = 0
+
 SHADER_ATTRIB_VEC2 = 1
+
 SHADER_ATTRIB_VEC3 = 2
+
 SHADER_ATTRIB_VEC4 = 3
 
+
 ## Globals - PixelFormats
 PIXELFORMAT_UNCOMPRESSED_GRAYSCALE = 1
+
 PIXELFORMAT_UNCOMPRESSED_GRAY_ALPHA = 2
+
 PIXELFORMAT_UNCOMPRESSED_R5G6B5 = 3
+
 PIXELFORMAT_UNCOMPRESSED_R8G8B8 = 4
+
 PIXELFORMAT_UNCOMPRESSED_R5G5B5A1 = 5
+
 PIXELFORMAT_UNCOMPRESSED_R4G4B4A4 = 6
+
 PIXELFORMAT_UNCOMPRESSED_R8G8B8A8 = 7
+
 PIXELFORMAT_UNCOMPRESSED_R32 = 8
+
 PIXELFORMAT_UNCOMPRESSED_R32G32B32 = 9
+
 PIXELFORMAT_UNCOMPRESSED_R32G32B32A32 = 10
+
 PIXELFORMAT_COMPRESSED_DXT1_RGB = 11
+
 PIXELFORMAT_COMPRESSED_DXT1_RGBA = 12
+
 PIXELFORMAT_COMPRESSED_DXT3_RGBA = 13
+
 PIXELFORMAT_COMPRESSED_DXT5_RGBA = 14
+
 PIXELFORMAT_COMPRESSED_ETC1_RGB = 15
+
 PIXELFORMAT_COMPRESSED_ETC2_RGB = 16
+
 PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA = 17
+
 PIXELFORMAT_COMPRESSED_PVRT_RGB = 18
+
 PIXELFORMAT_COMPRESSED_PVRT_RGBA = 19
+
 PIXELFORMAT_COMPRESSED_ASTC_4x4_RGBA = 20
+
 PIXELFORMAT_COMPRESSED_ASTC_8x8_RGBA = 21
 
+
 ## Globals - TextureFilters
 TEXTURE_FILTER_POINT = 0
+
 TEXTURE_FILTER_BILINEAR = 1
+
 TEXTURE_FILTER_TRILINEAR = 2
+
 TEXTURE_FILTER_ANISOTROPIC_4X = 3
+
 TEXTURE_FILTER_ANISOTROPIC_8X = 4
+
 TEXTURE_FILTER_ANISOTROPIC_16X = 5
 
+
 ## Globals - TextureWrap
 TEXTURE_WRAP_REPEAT = 0
+
 TEXTURE_WRAP_CLAMP = 1
+
 TEXTURE_WRAP_MIRROR_REPEAT = 2
+
 TEXTURE_WRAP_MIRROR_CLAMP = 3
 
+
 ## Globals - CubemapLayout
 CUBEMAP_LAYOUT_AUTO_DETECT = 0
+
 CUBEMAP_LAYOUT_LINE_VERTICAL = 1
+
 CUBEMAP_LAYOUT_LINE_HORIZONTAL = 2
+
 CUBEMAP_LAYOUT_CROSS_THREE_BY_FOUR = 3
+
 CUBEMAP_LAYOUT_CROSS_FOUR_BY_THREE = 4
+
 CUBEMAP_LAYOUT_PANORAMA = 5
 
+
 ## Globals - FontType
 FONT_DEFAULT = 0
+
 FONT_BITMAP = 1
+
 FONT_SDF = 2
 
+
 ## Globals - BlendModes
 BLEND_ALPHA = 0
+
 BLEND_ADDITIVE = 1
+
 BLEND_MULTIPLIED = 2
+
 BLEND_ADD_COLORS = 3
+
 BLEND_SUBTRACT_COLORS = 4
+
 BLEND_ALPHA_PREMULTIPLY = 5
+
 BLEND_CUSTOM = 6
+
 BLEND_CUSTOM_SEPARATE = 7
 
+
 ## Globals - Gesture
 GESTURE_NONE = 0
+
 GESTURE_TAP = 1
+
 GESTURE_DOUBLETAP = 2
+
 GESTURE_HOLD = 4
+
 GESTURE_DRAG = 8
+
 GESTURE_SWIPE_RIGHT = 16
+
 GESTURE_SWIPE_LEFT = 32
+
 GESTURE_SWIPE_UP = 64
+
 GESTURE_SWIPE_DOWN = 128
+
 GESTURE_PINCH_IN = 256
+
 GESTURE_PINCH_OUT = 512
 
+
 ## Globals - CameraMode
 CAMERA_CUSTOM = 0
+
 CAMERA_FREE = 1
+
 CAMERA_ORBITAL = 2
+
 CAMERA_FIRST_PERSON = 3
+
 CAMERA_THIRD_PERSON = 4
 
+
 ## Globals - CameraProjections
 CAMERA_PERSPECTIVE = 0
+
 CAMERA_ORTHOGRAPHIC = 1
 
+
 ## Globals - N-patchLayout
 NPATCH_NINE_PATCH = 0
+
 NPATCH_THREE_PATCH_VERTICAL = 1
+
 NPATCH_THREE_PATCH_HORIZONTAL = 2
 
+
 ## Globals - TextureTypes
 TEXTURE_TYPE_TEXTURE = 0
+
 TEXTURE_TYPE_RENDER_TEXTURE = 1
 
+
 ## Globals - Colors
 LIGHTGRAY = { 200, 200, 200, 255 }
+
 GRAY = { 130, 130, 130, 255 }
+
 DARKGRAY = { 80, 80, 80, 255 }
+
 YELLOW = { 253, 249, 0, 255 }
+
 GOLD = { 255, 203, 0, 255 }
+
 ORANGE = { 255, 161, 0, 255 }
+
 PINK = { 255, 109, 194, 255 }
+
 RED = { 230, 41, 55, 255 }
+
 MAROON = { 190, 33, 55, 255 }
+
 GREEN = { 0, 228, 48, 255 }
+
 LIME = { 0, 158, 47, 255 }
+
 DARKGREEN = { 0, 117, 44, 255 }
+
 SKYBLUE = { 102, 191, 255, 255 }
+
 BLUE = { 0, 121, 241, 255 }
+
 DARKBLUE = { 0, 82, 172, 255 }
+
 PURPLE = { 200, 122, 255, 255 }
+
 VIOLET = { 135, 60, 190, 255 }
+
 DARKPURPLE = { 112, 31, 126, 255 }
+
 BEIGE = { 211, 176, 131, 255 }
+
 BROWN = { 127, 106, 79, 255 }
+
 DARKBROWN = { 76, 63, 47, 255 }
+
 WHITE = { 255, 255, 255, 255 }
+
 BLACK = { 0, 0, 0, 255 }
+
 BLANK = { 0, 0, 0, 0 }
+
 MAGENTA = { 255, 0, 255, 255 }
+
 RAYWHITE = { 245, 245, 245, 255 }
 
+
 ## Globals - Math
 PI = 3.1415927410126
+
 DEG2RAD = 0.017453292384744
+
 RAD2DEG = 57.295776367188
 
+
 ## Globals - GuiControlState
 STATE_NORMAL = 0
+
 STATE_FOCUSED = 1
+
 STATE_PRESSED = 2
+
 STATE_DISABLED = 3
 
+
 ## Globals - GuiTextAlignment
 TEXT_ALIGN_LEFT = 0
+
 TEXT_ALIGN_CENTER = 1
+
 TEXT_ALIGN_RIGHT = 2
 
+
 ## Globals - GuiControl
 DEFAULT = 0
+
 LABEL = 1
+
 BUTTON = 2
+
 TOGGLE = 3
+
 SLIDER = 4
+
 PROGRESSBAR = 5
+
 CHECKBOX = 6
+
 COMBOBOX = 7
+
 DROPDOWNBOX = 8
+
 TEXTBOX = 9
+
 VALUEBOX = 10
+
 SPINNER = 11
+
 LISTVIEW = 12
+
 COLORPICKER = 13
+
 SCROLLBAR = 14
+
 STATUSBAR = 15
 
+
 ## Globals - GuiControlProperty
 BORDER_COLOR_NORMAL = 0
+
 BASE_COLOR_NORMAL = 1
+
 TEXT_COLOR_NORMAL = 2
+
 BORDER_COLOR_FOCUSED = 3
+
 BASE_COLOR_FOCUSED = 4
+
 TEXT_COLOR_FOCUSED = 5
+
 BORDER_COLOR_PRESSED = 6
+
 BASE_COLOR_PRESSED = 7
+
 TEXT_COLOR_PRESSED = 8
+
 BORDER_COLOR_DISABLED = 9
+
 BASE_COLOR_DISABLED = 10
+
 TEXT_COLOR_DISABLED = 11
+
 BORDER_WIDTH = 12
+
 TEXT_PADDING = 13
+
 TEXT_ALIGNMENT = 14
+
 RESERVED = 15
 
+
 ## Globals - GuiDefaultProperty
 TEXT_SIZE = 16
+
 TEXT_SPACING = 17
+
 LINE_COLOR = 18
+
 BACKGROUND_COLOR = 19
 
+
 ## Globals - GuiToggleProperty
 GROUP_PADDING = 16
 
+
 ## Globals - GuiSliderProperty
 SLIDER_WIDTH = 16
+
 SLIDER_PADDING = 17
 
+
 ## Globals - GuiProgressBarProperty
 PROGRESS_PADDING = 16
 
+
 ## Globals - GuiScrollBarProperty
 ARROWS_SIZE = 16
+
 ARROWS_VISIBLE = 17
+
 SCROLL_SLIDER_PADDING = 18
+
 SCROLL_SLIDER_SIZE = 19
+
 SCROLL_PADDING = 20
+
 SCROLL_SPEED = 21
 
+
 ## Globals - GuiCheckBoxProperty
 CHECK_PADDING = 16
 
+
 ## Globals - GuiComboBoxProperty
 COMBO_BUTTON_WIDTH = 16
+
 COMBO_BUTTON_SPACING = 17
 
+
 ## Globals - GuiDropdownBoxProperty
 ARROW_PADDING = 16
+
 DROPDOWN_ITEMS_SPACING = 17
 
+
 ## Globals - GuiTextBoxProperty
 TEXT_INNER_PADDING = 16
+
 TEXT_LINES_SPACING = 17
 
+
 ## Globals - GuiSpinnerProperty
 SPIN_BUTTON_WIDTH = 16
+
 SPIN_BUTTON_SPACING = 17
 
+
 ## Globals - GuiListViewProperty
 LIST_ITEMS_HEIGHT = 16
+
 LIST_ITEMS_SPACING = 17
+
 SCROLLBAR_WIDTH = 18
+
 SCROLLBAR_SIDE = 19
 
+
 ## Globals - GuiColorPickerProperty
 COLOR_SELECTOR_SIZE = 16
+
 HUEBAR_WIDTH = 17
+
 HUEBAR_PADDING = 18
+
 HUEBAR_SELECTOR_HEIGHT = 19
+
 HUEBAR_SELECTOR_OVERFLOW = 20
 
+
 ## Globals - LightType
 LIGHT_DIRECTIONAL = 0
+
 LIGHT_POINT = 1
 
+
 ## Globals - RLGL
 RL_DEFAULT_BATCH_BUFFER_ELEMENTS = 8192
+
 RL_DEFAULT_BATCH_BUFFERS = 1
+
 RL_DEFAULT_BATCH_DRAWCALLS = 256
+
 RL_DEFAULT_BATCH_MAX_TEXTURE_UNITS = 4
 
+
 ## Globals - RLGL
 RL_MAX_MATRIX_STACK_SIZE = 32
 
+
 ## Globals - RLGL
 RL_MAX_SHADER_LOCATIONS = 32
 
+
 ## Globals - RLGL
 RL_CULL_DISTANCE_NEAR = 0.01
+
 RL_CULL_DISTANCE_FAR = 1000.0
 
+
 ## Globals - RLGL
 RL_TEXTURE_WRAP_S = 10242
+
 RL_TEXTURE_WRAP_T = 10243
+
 RL_TEXTURE_MAG_FILTER = 10240
+
 RL_TEXTURE_MIN_FILTER = 10241
+
 RL_TEXTURE_FILTER_NEAREST = 9728
+
 RL_TEXTURE_FILTER_LINEAR = 9729
+
 RL_TEXTURE_FILTER_MIP_NEAREST = 9984
+
 RL_TEXTURE_FILTER_NEAREST_MIP_LINEAR = 9986
+
 RL_TEXTURE_FILTER_LINEAR_MIP_NEAREST = 9985
+
 RL_TEXTURE_FILTER_MIP_LINEAR = 9987
+
 RL_TEXTURE_FILTER_ANISOTROPIC = 12288
+
 RL_TEXTURE_MIPMAP_BIAS_RATIO = 16384
+
 RL_TEXTURE_WRAP_REPEAT = 10497
+
 RL_TEXTURE_WRAP_CLAMP = 33071
+
 RL_TEXTURE_WRAP_MIRROR_REPEAT = 33648
+
 RL_TEXTURE_WRAP_MIRROR_CLAMP = 34626
 
+
 ## Globals - RLGL
 RL_MODELVIEW = 5888
+
 RL_PROJECTION = 5889
+
 RL_TEXTURE = 5890
 
+
 ## Globals - RLGL
 RL_LINES = 1
+
 RL_TRIANGLES = 4
+
 RL_QUADS = 7
 
+
 ## Globals - RLGL
 RL_UNSIGNED_BYTE = 5121
+
 RL_FLOAT = 5126
 
+
 ## Globals - RLGL
 RL_STREAM_DRAW = 35040
+
 RL_STREAM_READ = 35041
+
 RL_STREAM_COPY = 35042
+
 RL_STATIC_DRAW = 35044
+
 RL_STATIC_READ = 35045
+
 RL_STATIC_COPY = 35046
+
 RL_DYNAMIC_DRAW = 35048
+
 RL_DYNAMIC_READ = 35049
+
 RL_DYNAMIC_COPY = 35050
 
+
 ## Globals - RLGL
 RL_FRAGMENT_SHADER = 35632
+
 RL_VERTEX_SHADER = 35633
+
 RL_COMPUTE_SHADER = 37305
 
+
 ## Globals - RLGL
 RL_ZERO = 0
+
 RL_ONE = 1
+
 RL_SRC_COLOR = 768
+
 RL_ONE_MINUS_SRC_COLOR = 769
+
 RL_SRC_ALPHA = 770
+
 RL_ONE_MINUS_SRC_ALPHA = 771
+
 RL_DST_ALPHA = 772
+
 RL_ONE_MINUS_DST_ALPHA = 773
+
 RL_DST_COLOR = 774
+
 RL_ONE_MINUS_DST_COLOR = 775
+
 RL_SRC_ALPHA_SATURATE = 776
+
 RL_CONSTANT_COLOR = 32769
+
 RL_ONE_MINUS_CONSTANT_COLOR = 32770
+
 RL_CONSTANT_ALPHA = 32771
+
 RL_ONE_MINUS_CONSTANT_ALPHA = 32772
 
+
 ## Globals - RLGL
 RL_FUNC_ADD = 32774
+
 RL_MIN = 32775
+
 RL_MAX = 32776
+
 RL_FUNC_SUBTRACT = 32778
+
 RL_FUNC_REVERSE_SUBTRACT = 32779
+
 RL_BLEND_EQUATION = 32777
+
 RL_BLEND_EQUATION_RGB = 32777
+
 RL_BLEND_EQUATION_ALPHA = 34877
+
 RL_BLEND_DST_RGB = 32968
+
 RL_BLEND_SRC_RGB = 32969
+
 RL_BLEND_DST_ALPHA = 32970
+
 RL_BLEND_SRC_ALPHA = 32971
+
 RL_BLEND_COLOR = 32773
 
+
 ## Globals - RLGL
 RL_OPENGL_11 = 1
+
 RL_OPENGL_21 = 2
+
 RL_OPENGL_33 = 3
+
 RL_OPENGL_43 = 4
+
 RL_OPENGL_ES_20 = 5
 
+
 ## Globals - RLGL
 RL_ATTACHMENT_COLOR_CHANNEL0 = 0
+
 RL_ATTACHMENT_COLOR_CHANNEL1 = 1
+
 RL_ATTACHMENT_COLOR_CHANNEL2 = 2
+
 RL_ATTACHMENT_COLOR_CHANNEL3 = 3
+
 RL_ATTACHMENT_COLOR_CHANNEL4 = 4
+
 RL_ATTACHMENT_COLOR_CHANNEL5 = 5
+
 RL_ATTACHMENT_COLOR_CHANNEL6 = 6
+
 RL_ATTACHMENT_COLOR_CHANNEL7 = 7
+
 RL_ATTACHMENT_DEPTH = 100
+
 RL_ATTACHMENT_STENCIL = 200
 
+
 ## Globals - RLGL
 RL_ATTACHMENT_CUBEMAP_POSITIVE_X = 0
+
 RL_ATTACHMENT_CUBEMAP_NEGATIVE_X = 1
+
 RL_ATTACHMENT_CUBEMAP_POSITIVE_Y = 2
+
 RL_ATTACHMENT_CUBEMAP_NEGATIVE_Y = 3
+
 RL_ATTACHMENT_CUBEMAP_POSITIVE_Z = 4
+
 RL_ATTACHMENT_CUBEMAP_NEGATIVE_Z = 5
+
 RL_ATTACHMENT_TEXTURE2D = 100
+
 RL_ATTACHMENT_RENDERBUFFER = 200
 
+
 ## Globals - RLGL
 RL_CULL_FACE_FRONT = 0
+
 RL_CULL_FACE_BACK = 1
 
+
 ## Globals - OpenGL
 GL_COLOR_BUFFER_BIT = 16384
+
 GL_DEPTH_BUFFER_BIT = 256
+
 GL_STENCIL_BUFFER_BIT = 1024
+
 GL_NEAREST = 9728
+
 GL_LINEAR = 9729
 
+
 ## Globals - GLFW
 GLFW_RELEASE = 0
+
 GLFW_PRESS = 1
+
 GLFW_REPEAT = 2
 
+
+## Globals - CBuffer
+BUFFER_UNSIGNED_CHAR = 0
+
+BUFFER_UNSIGNED_SHORT = 1
+
+BUFFER_UNSIGNED_INT = 2
+
+BUFFER_FLOAT = 3
+
+
 ## Globals - Window
 EVENT_WINDOW_SIZE = 0
+
 EVENT_WINDOW_MAXIMIZE = 1
+
 EVENT_WINDOW_ICONYFY = 2
+
 EVENT_WINDOW_FOCUS = 3
+
 EVENT_WINDOW_DROP = 4
 
+
 ## Globals - Input
 EVENT_KEY = 5
+
 EVENT_CHAR = 6
+
 EVENT_MOUSE_BUTTON = 7
+
 EVENT_MOUSE_CURSOR_POS = 8
+
 EVENT_MOUSE_SCROLL = 9
+
 EVENT_CURSOR_ENTER = 10
 
+
 ## Types
 
 Raylib structs in Lua
@@ -855,6 +1383,12 @@ int id. ModelAnimations
 
 ---
 
+> Buffer = Buffer userdata
+
+Userdata.
+
+---
+
 ## Events
 
 Content of event table received by RL.event.
@@ -2461,6 +2995,15 @@ Get the world space position for a 2d camera screen space position
 
 ---
 
+> buffer = RL.LoadBuffer( data{} buffer, int type )
+
+Creates buffer as userdata. Type should be one of the Buffer types
+
+- Failure return false
+- Success return Buffer
+
+---
+
 ## Shapes - Drawing
 
 ---
@@ -7075,15 +7618,42 @@ Load vertex array (vao) if supported
 
 ---
 
-> vboId = RL.rlLoadVertexBuffer( Buffer{} buffer, int type, bool dynamic )
+> vboId = RL.rlLoadVertexBuffer( Buffer buffer, bool dynamic )
 
-Load a vertex buffer attribute. Type should be RL_UNSIGNED_BYTE or RL_FLOAT
+Load a vertex buffer attribute
 
 - Failure return -1
 - Success return int
 
 ---
 
+> vboId = RL.rlLoadVertexBufferElement( Buffer buffer, bool dynamic )
+
+Load a new attributes element buffer
+
+- Failure return -1
+- Success return int
+
+---
+
+> success = RL.rlUpdateVertexBuffer( int bufferId, Buffer buffer, int offset )
+
+Update GPU buffer with new data
+
+- Failure return false
+- Success return true
+
+---
+
+> success = RL.rlUpdateVertexBufferElements( int id, Buffer buffer, int offset )
+
+Update vertex buffer elements with new data
+
+- Failure return false
+- Success return true
+
+---
+
 > success = RL.rlUnloadVertexArray( int vaoId )
 
 Unload vertex array object (VAO)
@@ -7111,6 +7681,24 @@ Set vertex attribute
 
 ---
 
+> success = RL.rlSetVertexAttributeDivisor( int index, int divisor )
+
+Set vertex attribute divisor
+
+- Failure return false
+- Success return true
+
+---
+
+> success = RL.rlSetVertexAttributeDefault( int locIndex, float{} value, int attribType )
+
+Set vertex attribute default value
+
+- Failure return false
+- Success return true
+
+---
+
 > success = RL.rlDrawVertexArray( int offset, int count )
 
 Draw vertex array
@@ -7120,6 +7708,33 @@ Draw vertex array
 
 ---
 
+> success = RL.rlDrawVertexArrayElements( int offset, int count, Buffer buffer )
+
+Draw vertex array elements
+
+- Failure return false
+- Success return true
+
+---
+
+> success = RL.rlDrawVertexArrayInstanced( int offset, int count, int instances )
+
+Draw vertex array instanced
+
+- Failure return false
+- Success return true
+
+---
+
+> success = RL.rlDrawVertexArrayElementsInstanced( int offset, int count, Buffer buffer, int instances )
+
+Draw vertex array elements instanced
+
+- Failure return false
+- Success return true
+
+---
+
 ## RLGL - Textures management
 
 ---
diff --git a/README.md b/README.md
index 5f7cdc7..7b6ed76 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,7 @@ Included submodules.
 * Raymath
 * Lights
 * Easings
+* RLGL WIP
 
 List of some MISSING features that are planned to be included. For specific function, check API.
 
diff --git a/ReiLua_API.lua b/ReiLua_API.lua
index 3b78623..06b12a7 100644
--- a/ReiLua_API.lua
+++ b/ReiLua_API.lua
@@ -707,6 +707,13 @@ RL.GLFW_RELEASE=0
 RL.GLFW_PRESS=1
 RL.GLFW_REPEAT=2
 
+-- Globals - CBuffer
+
+RL.BUFFER_UNSIGNED_CHAR=0
+RL.BUFFER_UNSIGNED_SHORT=1
+RL.BUFFER_UNSIGNED_INT=2
+RL.BUFFER_FLOAT=3
+
 -- Globals - Window
 
 RL.EVENT_WINDOW_SIZE=0
@@ -1907,6 +1914,14 @@ function RL.GetWorldToScreen2D( position, camera ) end
 ---@return any position 
 function RL.GetScreenToWorld2D( position, camera ) end
 
+---Creates buffer as userdata. Type should be one of the Buffer types
+---- Failure return false
+---- Success return Buffer
+---@param buffer any
+---@param type integer
+---@return any buffer 
+function RL.LoadBuffer( buffer, type ) end
+
 -- Shapes - Drawing
 
 ---Set texture and rectangle to be used on shapes drawing
@@ -6063,14 +6078,39 @@ function RL.rlSetTexture( id ) end
 ---@return any vaoId 
 function RL.rlLoadVertexArray() end
 
----Load a vertex buffer attribute. Type should be RL_UNSIGNED_BYTE or RL_FLOAT
+---Load a vertex buffer attribute
 ---- Failure return -1
 ---- Success return int
 ---@param buffer any
----@param type integer
 ---@param dynamic boolean
 ---@return any vboId 
-function RL.rlLoadVertexBuffer( buffer, type, dynamic ) end
+function RL.rlLoadVertexBuffer( buffer, dynamic ) end
+
+---Load a new attributes element buffer
+---- Failure return -1
+---- Success return int
+---@param buffer any
+---@param dynamic boolean
+---@return any vboId 
+function RL.rlLoadVertexBufferElement( buffer, dynamic ) end
+
+---Update GPU buffer with new data
+---- Failure return false
+---- Success return true
+---@param bufferId integer
+---@param buffer any
+---@param offset integer
+---@return any success 
+function RL.rlUpdateVertexBuffer( bufferId, buffer, offset ) end
+
+---Update vertex buffer elements with new data
+---- Failure return false
+---- Success return true
+---@param id integer
+---@param buffer any
+---@param offset integer
+---@return any success 
+function RL.rlUpdateVertexBufferElements( id, buffer, offset ) end
 
 ---Unload vertex array object (VAO)
 ---- Failure return false
@@ -6098,6 +6138,23 @@ function RL.rlUnloadVertexBuffer( vboId ) end
 ---@return any success 
 function RL.rlSetVertexAttribute( index, compSize, type, normalized, stride, pointer ) end
 
+---Set vertex attribute divisor
+---- Failure return false
+---- Success return true
+---@param index integer
+---@param divisor integer
+---@return any success 
+function RL.rlSetVertexAttributeDivisor( index, divisor ) end
+
+---Set vertex attribute default value
+---- Failure return false
+---- Success return true
+---@param locIndex integer
+---@param value any
+---@param attribType integer
+---@return any success 
+function RL.rlSetVertexAttributeDefault( locIndex, value, attribType ) end
+
 ---Draw vertex array
 ---- Failure return false
 ---- Success return true
@@ -6106,6 +6163,34 @@ function RL.rlSetVertexAttribute( index, compSize, type, normalized, stride, poi
 ---@return any success 
 function RL.rlDrawVertexArray( offset, count ) end
 
+---Draw vertex array elements
+---- Failure return false
+---- Success return true
+---@param offset integer
+---@param count integer
+---@param buffer any
+---@return any success 
+function RL.rlDrawVertexArrayElements( offset, count, buffer ) end
+
+---Draw vertex array instanced
+---- Failure return false
+---- Success return true
+---@param offset integer
+---@param count integer
+---@param instances integer
+---@return any success 
+function RL.rlDrawVertexArrayInstanced( offset, count, instances ) end
+
+---Draw vertex array elements instanced
+---- Failure return false
+---- Success return true
+---@param offset integer
+---@param count integer
+---@param buffer any
+---@param instances integer
+---@return any success 
+function RL.rlDrawVertexArrayElementsInstanced( offset, count, buffer, instances ) end
+
 -- RLGL - Textures management
 
 ---Load texture in GPU
diff --git a/changelog b/changelog
index 3d7f71b..38ceea8 100644
--- a/changelog
+++ b/changelog
@@ -35,6 +35,8 @@ KEY CHANGES:
 	- ADDED: RL.event function with input events.
 	- ADDED: Window events.
 	- ADDED: rlgl Matrix state management.
+	- ADDED: Buffer userdata object.
+	- ADDED: rlgl Vertex buffers management.
 
 Detailed changes:
 	- FIXED: uluaGetRay was looking for integers instead of tables
diff --git a/devnotes b/devnotes
index c9644b1..b3e7380 100644
--- a/devnotes
+++ b/devnotes
@@ -1,6 +1,5 @@
 Current {
 	* rlgl
-		* Vertex buffers management
 		* Shaders management
 		* Compute shader management
 }
@@ -22,17 +21,20 @@ Backlog {
 	* Models
 		* LoadMaterials (Load materials from model file)
 		* LoadMaterialsFromModel (Could then for example edit and set back to model)
-	* Needs Testing
-		* UpdateTexture
-		* UpdateTextureRec
-		* LoadSoundFromWave
-		* LoadFont
-		* LoadFontEx
-		* LoadFontFromImage
-		* UpdateMesh
-		* LoadModelFromMesh
 }
 
 Bugs {
 	* CameraLib. Lateral movement is slower if looking down or up.
 }
+
+Needs Testing {
+	* UpdateTexture
+	* UpdateTextureRec
+	* LoadSoundFromWave
+	* LoadFont
+	* LoadFontEx
+	* LoadFontFromImage
+	* UpdateMesh
+	* LoadModelFromMesh
+	* RLGL - Matrix state management
+}
diff --git a/docgen.lua b/docgen.lua
index 1927633..d3fc047 100644
--- a/docgen.lua
+++ b/docgen.lua
@@ -155,18 +155,18 @@ repeat
 			globalVariableCount = globalVariableCount + 1
 
 			if value == nil then
-				apiFile:write( "\n"..globalName.." = nil\n" )
+				apiFile:write( "\n"..globalName.." = nil\n\n" )
 				luaApiFile:write( "RL."..globalName.."=nil\n" )
 			elseif type( value ) == "table" then
 				-- All tables are colors.
 				apiFile:write( globalName.." = { "
 					..math.tointeger( value[1] )..", "..math.tointeger( value[2] )..", "
-					..math.tointeger( value[3] )..", "..math.tointeger( value[4] ).." }\n" )
+					..math.tointeger( value[3] )..", "..math.tointeger( value[4] ).." }\n\n" )
 				luaApiFile:write( "RL."..globalName.."={"
 					..math.tointeger( value[1] )..","..math.tointeger( value[2] )..","
 					..math.tointeger( value[3] )..","..math.tointeger( value[4] ).."}\n" )
 			else
-				apiFile:write( globalName.." = "..value.."\n" )
+				apiFile:write( globalName.." = "..value.."\n\n" )
 				luaApiFile:write( "RL."..globalName.."="..value.."\n" )
 			end
 		end
@@ -257,6 +257,8 @@ apiFile:write( "\n> NPatchInfo = { { 0, 0, 24, 24 }, 8, 8, 8, 8, NPATCH_NINE_PAT
 { Texture source rectangle, Left border offset, Top border offset, Right border offset, Bottom border offset, Layout of the n-patch: 3x3, 1x3 or 3x1 }\n\n---\n" )
 apiFile:write( "\n> ModelAnimations = ModelAnimationsId\n\
 int id. ModelAnimations\n\n---\n" )
+apiFile:write( "\n> Buffer = Buffer userdata\n\
+Userdata.\n\n---\n" )
 
 -- Events.
 
diff --git a/examples/rlgl/main.lua b/examples/rlgl/main.lua
index ac6bf53..4b59419 100644
--- a/examples/rlgl/main.lua
+++ b/examples/rlgl/main.lua
@@ -9,9 +9,9 @@ local vertices = {
 	triSize, 0.0, triSize
 }
 local colors = {
-	RL.RED, RL.RED, RL.RED,
-	RL.GREEN, RL.GREEN, RL.GREEN,
-	RL.BLUE, RL.BLUE, RL.BLUE
+	255, 0, 0,
+	0, 255, 0,
+	0, 0, 255
 }
 
 local VBO_VERTEX_POS = 0
@@ -25,23 +25,26 @@ local mesh = {
 	}
 }
 
-function uploadMesh()
+local function uploadMesh()
 	mesh.vaoId = RL.rlLoadVertexArray()
 
 	RL.rlEnableVertexArray( mesh.vaoId )
-
+	
 	-- Vertices.
-	mesh.vboIds.vertices = RL.rlLoadVertexBuffer( vertices, RL.RL_FLOAT, false )
+	local vertexBuffer = RL.LoadBuffer( vertices, RL.BUFFER_FLOAT )
+	mesh.vboIds.vertices = RL.rlLoadVertexBuffer( vertexBuffer, false )
 	RL.rlSetVertexAttribute( VBO_VERTEX_POS, 3, RL.RL_FLOAT, false, 0, 0 )
 	RL.rlEnableVertexAttribute( VBO_VERTEX_POS )
+
 	-- Colors.
-	mesh.vboIds.colors = RL.rlLoadVertexBuffer( vertices, RL.RL_UNSIGNED_BYTE, false )
+	local colorBuffer = RL.LoadBuffer( colors, RL.BUFFER_UNSIGNED_CHAR )
+	mesh.vboIds.colors = RL.rlLoadVertexBuffer( colorBuffer, false )
 	RL.rlSetVertexAttribute( VBO_COLOR_POS, 4, RL.RL_UNSIGNED_BYTE, false, 0, 0 )
 	RL.rlEnableVertexAttribute( VBO_COLOR_POS )
 
 	RL.rlDisableVertexArray()
 
-	print( "Mesh:" )
+	print( "\nMesh:" )
 	print( "\tvaoId: "..mesh.vaoId )
 	print( "\tvboIds.vertices: "..mesh.vboIds.vertices )
 	print( "\tvboIds.colors: "..mesh.vboIds.colors )
@@ -59,7 +62,7 @@ function RL.init()
 	uploadMesh()
 end
 
-function drawMesh()
+local function drawMesh()
 end
 
 function RL.draw()
diff --git a/include/core.h b/include/core.h
index bfedf81..bc3a0e0 100644
--- a/include/core.h
+++ b/include/core.h
@@ -46,6 +46,7 @@ int lcoreSetTraceLogLevel( lua_State *L );
 int lcoreSetLogLevelInvalid( lua_State *L );
 int lcoreGetLogLevelInvalid( lua_State *L );
 int lcoreOpenURL( lua_State *L );
+int lcoreLoadBuffer( lua_State *L );
 /* Cursor. */
 int lcoreShowCursor( lua_State *L );
 int lcoreHideCursor( lua_State *L );
diff --git a/include/lrlgl.h b/include/lrlgl.h
index 7ca2740..e414215 100644
--- a/include/lrlgl.h
+++ b/include/lrlgl.h
@@ -83,10 +83,18 @@ int lrlglSetTexture( lua_State *L );
 /* Vertex buffers management */
 int lrlglLoadVertexArray( lua_State *L );
 int lrlglLoadVertexBuffer( lua_State *L );
+int lrlglLoadVertexBufferElement( lua_State *L );
+int lrlglUpdateVertexBuffer( lua_State *L );
+int lrlglUpdateVertexBufferElements( lua_State *L );
 int lrlglUnloadVertexArray( lua_State *L );
 int lrlglUnloadVertexBuffer( lua_State *L );
 int lrlglSetVertexAttribute( lua_State *L );
+int lrlglSetVertexAttributeDivisor( lua_State *L );
+int lrlglSetVertexAttributeDefault( lua_State *L );
 int lrlglDrawVertexArray( lua_State *L );
+int lrlglDrawVertexArrayElements( lua_State *L );
+int lrlglDrawVertexArrayInstanced( lua_State *L );
+int lrlglDrawVertexArrayElementsInstanced( lua_State *L );
 /* Textures management */
 int lrlglLoadTexture( lua_State *L );
 int lrlglLoadTextureDepth( lua_State *L );
diff --git a/include/lua_core.h b/include/lua_core.h
index ed5fb7d..32c809c 100644
--- a/include/lua_core.h
+++ b/include/lua_core.h
@@ -14,6 +14,20 @@ enum EventType {
 	EVENT_CURSOR_ENTER
 };
 
+enum BufferType {
+	BUFFER_UNSIGNED_CHAR,
+	BUFFER_UNSIGNED_SHORT,
+	BUFFER_UNSIGNED_INT,
+	BUFFER_FLOAT,
+};
+
+typedef struct {
+	size_t size;
+	void *data;
+	int x;
+	int y;
+} Buffer;
+
 bool luaInit( int argn, const char **argc );
 int luaTraceback( lua_State *L );
 bool luaCallMain();
diff --git a/src/core.c b/src/core.c
index a4bd9cd..e49c84d 100644
--- a/src/core.c
+++ b/src/core.c
@@ -3558,3 +3558,77 @@ int lcoreGetScreenToWorld2D( lua_State *L ) {
 
 	return 1;
 }
+
+/*
+> buffer = RL.LoadBuffer( data{} buffer, int type )
+
+Creates buffer as userdata. Type should be one of the Buffer types
+
+- Failure return false
+- Success return Buffer
+*/
+int lcoreLoadBuffer( lua_State *L ) {
+	if ( !lua_istable( L, 1 ) || !lua_isnumber( L, 2 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.LoadBuffer( data{} buffer, int type )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	int type = lua_tointeger( L, 2 );
+	Buffer *buffer = lua_newuserdata( L, sizeof( Buffer ) );
+	int len = uluaGetTableLenIndex( L, 1 );
+
+	switch ( type ) {
+		case BUFFER_UNSIGNED_CHAR:
+			buffer->size = len * sizeof( unsigned char );
+			break;
+		case BUFFER_UNSIGNED_SHORT:
+			buffer->size = len * sizeof( unsigned short );
+			break;
+		case BUFFER_UNSIGNED_INT:
+			buffer->size = len * sizeof( unsigned int );
+			break;
+		case BUFFER_FLOAT:
+			buffer->size = len * sizeof( float );
+			break;
+		default:
+			break;
+	}
+	buffer->data = malloc( buffer->size );
+
+	int t = 1;
+	int i = 0;
+	unsigned char *up = buffer->data;
+	unsigned short *sp = buffer->data;
+	unsigned int *ip = buffer->data;
+	float *fp = buffer->data;
+	
+	lua_pushnil( L );
+
+	while ( lua_next( L, t ) != 0 ) {
+		switch ( type ) {
+			case BUFFER_UNSIGNED_CHAR:
+				*up = (unsigned char)lua_tointeger( L, -1 );
+				up++;
+				break;
+			case BUFFER_UNSIGNED_SHORT:
+				*sp = (unsigned short)lua_tointeger( L, -1 );
+				up++;
+				break;
+			case BUFFER_UNSIGNED_INT:
+				*ip = (unsigned int)lua_tointeger( L, -1 );
+				up++;
+				break;
+			case BUFFER_FLOAT:
+				*fp = (float)lua_tonumber( L, -1 );
+				fp++;
+				break;
+			default:
+				break;
+		}
+		lua_pop( L, 1 );
+		i++;
+	}
+	luaL_setmetatable( L, "Buffer" );
+
+	return 1;
+}
diff --git a/src/gl.c b/src/gl.c
index a6e0e0e..36a0637 100644
--- a/src/gl.c
+++ b/src/gl.c
@@ -58,4 +58,4 @@ int lglBlitFramebuffer( lua_State *L ) {
 	lua_pushboolean( L, true );
 
 	return 1;
-}
\ No newline at end of file
+}
diff --git a/src/lua_core.c b/src/lua_core.c
index f8b25bb..1d6372b 100644
--- a/src/lua_core.c
+++ b/src/lua_core.c
@@ -618,6 +618,11 @@ static void defineGlobals() {
 	assignGlobalInt( GLFW_RELEASE, "GLFW_RELEASE" );
 	assignGlobalInt( GLFW_PRESS, "GLFW_PRESS" );
 	assignGlobalInt( GLFW_REPEAT, "GLFW_REPEAT" );
+	/* CBuffer Data Types */
+	assignGlobalInt( BUFFER_UNSIGNED_CHAR, "BUFFER_UNSIGNED_CHAR" );
+	assignGlobalInt( BUFFER_UNSIGNED_SHORT, "BUFFER_UNSIGNED_SHORT" );
+	assignGlobalInt( BUFFER_UNSIGNED_INT, "BUFFER_UNSIGNED_INT" );
+	assignGlobalInt( BUFFER_FLOAT, "BUFFER_FLOAT" );
 	/* Window Events. */
 	assignGlobalInt( EVENT_WINDOW_SIZE, "EVENT_WINDOW_SIZE" );
 	assignGlobalInt( EVENT_WINDOW_MAXIMIZE, "EVENT_WINDOW_MAXIMIZE" );
@@ -636,6 +641,21 @@ static void defineGlobals() {
 	lua_pop( L, -1 );
 }
 
+static int freeBuffer( lua_State *L ) {
+	Buffer *buffer = luaL_checkudata ( L, 1, "Buffer" );
+	free( buffer->data );
+}
+
+static void defineCBuffer() {
+	lua_State *L = state->luaState;
+
+	luaL_newmetatable( L, "Buffer" );
+	lua_pushvalue( L, -1 );
+	lua_setfield( L, -2, "__index" );
+	lua_pushcfunction( L, freeBuffer );
+	lua_setfield( L, -2, "__gc" );
+}
+
 // Custom logging funtion.
 static void logCustom( int logLevel, const char *text, va_list args ) {
 	char string[ STRING_LEN ] = {'\0'};
@@ -1019,6 +1039,7 @@ bool luaInit( int argn, const char **argc ) {
 		return false;
 	}
 	defineGlobals();
+	defineCBuffer();
 
 	/* Set arguments. */
 	lua_getglobal( L, "RL" );
@@ -1235,6 +1256,7 @@ void luaRegister() {
 	assingGlobalFunction( "SetLogLevelInvalid", lcoreSetLogLevelInvalid );
 	assingGlobalFunction( "GetLogLevelInvalid", lcoreGetLogLevelInvalid );
 	assingGlobalFunction( "OpenURL", lcoreOpenURL );
+	assingGlobalFunction( "LoadBuffer", lcoreLoadBuffer );
 		/* Cursor. */
 	assingGlobalFunction( "ShowCursor", lcoreShowCursor );
 	assingGlobalFunction( "HideCursor", lcoreHideCursor );
@@ -1944,10 +1966,18 @@ void luaRegister() {
 		/* Vertex buffers management. */
 	assingGlobalFunction( "rlLoadVertexArray", lrlglLoadVertexArray );
 	assingGlobalFunction( "rlLoadVertexBuffer", lrlglLoadVertexBuffer );
+	assingGlobalFunction( "rlLoadVertexBufferElement", lrlglLoadVertexBufferElement );
+	assingGlobalFunction( "rlUpdateVertexBuffer", lrlglUpdateVertexBuffer );
+	assingGlobalFunction( "rlUpdateVertexBufferElements", lrlglUpdateVertexBufferElements );
 	assingGlobalFunction( "rlUnloadVertexArray", lrlglUnloadVertexArray );
 	assingGlobalFunction( "rlUnloadVertexBuffer", lrlglUnloadVertexBuffer );
 	assingGlobalFunction( "rlSetVertexAttribute", lrlglSetVertexAttribute );
+	assingGlobalFunction( "rlSetVertexAttributeDivisor", lrlglSetVertexAttributeDivisor );
+	assingGlobalFunction( "rlSetVertexAttributeDefault", lrlglSetVertexAttributeDefault );
 	assingGlobalFunction( "rlDrawVertexArray", lrlglDrawVertexArray );
+	assingGlobalFunction( "rlDrawVertexArrayElements", lrlglDrawVertexArrayElements );
+	assingGlobalFunction( "rlDrawVertexArrayInstanced", lrlglDrawVertexArrayInstanced );
+	assingGlobalFunction( "rlDrawVertexArrayElementsInstanced", lrlglDrawVertexArrayElementsInstanced );
 		/* Textures management. */
 	assingGlobalFunction( "rlLoadTexture", lrlglLoadTexture );
 	assingGlobalFunction( "rlLoadTextureDepth", lrlglLoadTextureDepth );
diff --git a/src/rlgl.c b/src/rlgl.c
index b369047..6f5ece1 100644
--- a/src/rlgl.c
+++ b/src/rlgl.c
@@ -3,58 +3,6 @@
 #include "lua_core.h"
 #include "lrlgl.h"
 
-static void* getVertexBuffer( lua_State *L, int *type, unsigned int *size ) {
-	*type = lua_tointeger( L, 2 );
-	size_t len = uluaGetTableLenIndex( L, 1 );
-	unsigned char *uByteArray;
-	float *floatArray;
-
-	switch ( *type ) {
-	case RL_UNSIGNED_BYTE:
-		*size = len * sizeof( unsigned char );
-		uByteArray = MemAlloc( *size );
-		break;
-	case RL_FLOAT:
-		*size = len * sizeof( float );
-		floatArray = MemAlloc( *size );
-		break;
-	default:
-		break;
-	}
-
-	int t = 1;
-	int i = 0;
-	lua_pushnil( L );
-
-	while ( lua_next( L, t ) != 0 ) {
-		switch ( *type ) {
-		case RL_UNSIGNED_BYTE:
-			uByteArray[i] = lua_tointeger( L, -1 );
-			break;
-		case RL_FLOAT:
-			floatArray[i] = lua_tointeger( L, -1 );
-			break;
-		default:
-			break;
-		}
-
-		lua_pop( L, 1 );
-		i++;
-	}
-
-	switch ( *type ) {
-	case RL_UNSIGNED_BYTE:
-		return uByteArray;
-		break;
-	case RL_FLOAT:
-		return floatArray;
-		break;
-	default:
-		return NULL;
-		break;
-	}
-}
-
 /*
 ## RLGL - Matrix operations
 */
@@ -1308,29 +1256,93 @@ int lrlglLoadVertexArray( lua_State *L ) {
 }
 
 /*
-> vboId = RL.rlLoadVertexBuffer( Buffer{} buffer, int type, bool dynamic )
+> vboId = RL.rlLoadVertexBuffer( Buffer buffer, bool dynamic )
 
-Load a vertex buffer attribute. Type should be RL_UNSIGNED_BYTE or RL_FLOAT
+Load a vertex buffer attribute
 
 - Failure return -1
 - Success return int
 */
 int lrlglLoadVertexBuffer( lua_State *L ) {
-	if ( !lua_istable( L, 1 ) || !lua_isnumber( L, 2 ) || !lua_isboolean( L, 3 ) ) {
-		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlLoadVertexBuffer( Buffer{} buffer, int type, bool dynamic )" );
+	if ( !lua_isuserdata( L, 1 ) || !lua_isboolean( L, 2 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlLoadVertexBuffer( Buffer buffer, bool dynamic )" );
+		lua_pushinteger( L, -1 );
+		return 1;
+	}
+	Buffer *buffer = luaL_checkudata( L, 1, "Buffer" );
+	bool dynamic = lua_tointeger( L, 2 );
+
+	lua_pushinteger( L, rlLoadVertexBuffer( buffer->data, buffer->size, dynamic ) );
+
+	return 1;
+}
+
+/*
+> vboId = RL.rlLoadVertexBufferElement( Buffer buffer, bool dynamic )
+
+Load a new attributes element buffer
+
+- Failure return -1
+- Success return int
+*/
+int lrlglLoadVertexBufferElement( lua_State *L ) {
+	if ( !lua_isuserdata( L, 1 ) || !lua_isboolean( L, 2 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlLoadVertexBufferElement( Buffer buffer, bool dynamic )" );
 		lua_pushinteger( L, -1 );
 		return 1;
 	}
-	unsigned int size = 0;
-	int type = 0;
-	void *vertexBuffer = getVertexBuffer( L, &type, &size );
-	bool dynamic = lua_tointeger( L, 3 );
+	Buffer *buffer = luaL_checkudata( L, 1, "Buffer" );
+	bool dynamic = lua_tointeger( L, 2 );
+
+	lua_pushinteger( L, rlLoadVertexBufferElement( buffer->data, buffer->size, dynamic ) );
+
+	return 1;
+}
+
+/*
+> success = RL.rlUpdateVertexBuffer( int bufferId, Buffer buffer, int offset )
+
+Update GPU buffer with new data
+
+- Failure return false
+- Success return true
+*/
+int lrlglUpdateVertexBuffer( lua_State *L ) {
+	if ( !lua_isnumber( L, 1 ) || !lua_isuserdata( L, 2 ) || !lua_isnumber( L, 3 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlUpdateVertexBuffer( int bufferId, Buffer buffer, int offset )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	int bufferId = lua_tointeger( L, 1 );
+	Buffer *buffer = luaL_checkudata( L, 2, "Buffer" );
+	int offset = lua_tointeger( L, 3 );
+
+	rlUpdateVertexBuffer( bufferId, buffer->data, buffer->size, offset );
+	lua_pushboolean( L, true );
+
+	return 1;
+}
 
-	lua_pushinteger( L, rlLoadVertexBuffer( vertexBuffer, size, dynamic ) );
+/*
+> success = RL.rlUpdateVertexBufferElements( int id, Buffer buffer, int offset )
+
+Update vertex buffer elements with new data
 
-	if ( vertexBuffer != NULL ) {
-		MemFree( vertexBuffer );
+- Failure return false
+- Success return true
+*/
+int lrlglUpdateVertexBufferElements( lua_State *L ) {
+	if ( !lua_isnumber( L, 1 ) || !lua_isuserdata( L, 2 ) || !lua_isnumber( L, 3 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlUpdateVertexBufferElements( int id, Buffer buffer, int offset )" );
+		lua_pushboolean( L, false );
+		return 1;
 	}
+	int bufferId = lua_tointeger( L, 1 );
+	Buffer *buffer = luaL_checkudata( L, 2, "Buffer" );
+	int offset = lua_tointeger( L, 3 );
+
+	rlUpdateVertexBufferElements( bufferId, buffer->data, buffer->size, offset );
+	lua_pushboolean( L, true );
 
 	return 1;
 }
@@ -1404,6 +1416,63 @@ int lrlglSetVertexAttribute( lua_State *L ) {
 }
 
 /*
+> success = RL.rlSetVertexAttributeDivisor( int index, int divisor )
+
+Set vertex attribute divisor
+
+- Failure return false
+- Success return true
+*/
+int lrlglSetVertexAttributeDivisor( lua_State *L ) {
+	if ( !lua_isnumber( L, 1 ) || !lua_isnumber( L, 2 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlSetVertexAttributeDivisor( int index, int divisor )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	unsigned int index = (unsigned int)lua_tointeger( L, 1 );
+	int divisor = lua_tointeger( L, 2 );
+
+	rlSetVertexAttributeDivisor( index, divisor );
+	lua_pushboolean( L, true );
+
+	return 1;
+}
+
+/*
+> success = RL.rlSetVertexAttributeDefault( int locIndex, float{} value, int attribType )
+
+Set vertex attribute default value
+
+- Failure return false
+- Success return true
+*/
+int lrlglSetVertexAttributeDefault( lua_State *L ) {
+	if ( !lua_isnumber( L, 1 ) || !lua_istable( L, 2 ) || !lua_isnumber( L, 3 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlSetVertexAttributeDefault( int locIndex, float{} value, int attribType )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	int locIndex = lua_tointeger( L, 1 );
+	int attribType = lua_tointeger( L, 3 );
+	int count = uluaGetTableLenIndex( L, 2 );
+	float value[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
+
+	int t = 2;
+	int i = 0;
+	lua_pushnil( L );
+
+	while ( lua_next( L, t ) != 0 ) {
+		value[i] = lua_tonumber( L, -1 );
+		lua_pop( L, 1 );
+		i++;
+	}
+	rlSetVertexAttributeDefault( locIndex, value, attribType, count );
+	lua_pushboolean( L, true );
+
+	return 1;
+}
+
+/*
 > success = RL.rlDrawVertexArray( int offset, int count )
 
 Draw vertex array
@@ -1427,6 +1496,79 @@ int lrlglDrawVertexArray( lua_State *L ) {
 }
 
 /*
+> success = RL.rlDrawVertexArrayElements( int offset, int count, Buffer buffer )
+
+Draw vertex array elements
+
+- Failure return false
+- Success return true
+*/
+int lrlglDrawVertexArrayElements( lua_State *L ) {
+	if ( !lua_isnumber( L, 1 ) || !lua_isnumber( L, 2 ) || !lua_isuserdata( L, 3 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlDrawVertexArrayElements( int offset, int count, Buffer buffer )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	int offset = lua_tointeger( L, 1 );
+	int count = lua_tointeger( L, 2 );
+	Buffer *buffer = luaL_checkudata( L, 3, "Buffer" );
+
+	rlDrawVertexArrayElements( offset, count, buffer->data );
+	lua_pushboolean( L, true );
+
+	return 1;
+}
+
+/*
+> success = RL.rlDrawVertexArrayInstanced( int offset, int count, int instances )
+
+Draw vertex array instanced
+
+- Failure return false
+- Success return true
+*/
+int lrlglDrawVertexArrayInstanced( lua_State *L ) {
+	if ( !lua_isnumber( L, 1 ) || !lua_isnumber( L, 2 ) || !lua_isnumber( L, 3 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlDrawVertexArrayInstanced( int offset, int count, int instances )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	int offset = lua_tointeger( L, 1 );
+	int count = lua_tointeger( L, 2 );
+	int instances = lua_tointeger( L, 3 );
+
+	rlDrawVertexArrayInstanced( offset, count, instances );
+	lua_pushboolean( L, true );
+
+	return 1;
+}
+
+/*
+> success = RL.rlDrawVertexArrayElementsInstanced( int offset, int count, Buffer buffer, int instances )
+
+Draw vertex array elements instanced
+
+- Failure return false
+- Success return true
+*/
+int lrlglDrawVertexArrayElementsInstanced( lua_State *L ) {
+	if ( !lua_isnumber( L, 1 ) || !lua_isnumber( L, 2 ) || !lua_isuserdata( L, 3 ) || !lua_isnumber( L, 4 ) ) {
+		TraceLog( state->logLevelInvalid, "%s", "Bad call of function. RL.rlDrawVertexArrayElementsInstanced( int offset, int count, Buffer buffer, int instances )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	int offset = lua_tointeger( L, 1 );
+	int count = lua_tointeger( L, 2 );
+	Buffer *buffer = luaL_checkudata( L, 3, "Buffer" );
+	int instances = lua_tointeger( L, 4 );
+
+	rlDrawVertexArrayElementsInstanced( offset, count, buffer->data, instances );
+	lua_pushboolean( L, true );
+
+	return 1;
+}
+
+/*
 ## RLGL - Textures management
 */