Fixed examples.

18 files changed, 62 insertions, 54 deletions

diff --git a/API.md b/API.md
index 69a7851..7ba8bec 100644
--- a/API.md
+++ b/API.md
@@ -45,6 +45,16 @@ This function will be called on program close. Cleanup could be done here.
 
 Arguments are stored in 'RL.arg' array.
 
+## Default objects
+
+> RL.defaultFont
+
+Default Font object
+
+> RL.defaultMaterial
+
+Default Material object
+
 ## Types
 
 Raylib structs in Lua
diff --git a/README.md b/README.md
index 237ea77..cc7e24a 100644
--- a/README.md
+++ b/README.md
@@ -60,7 +60,7 @@ end
 
 function RL.draw()
 	RL.ClearBackground( RL.RAYWHITE )
-    RL.DrawText( 0, "Congrats! You created your first window!", textPos, 20, 2, textColor )
+    RL.DrawText( RL.defaultFont, "Congrats! You created your first window!", textPos, 20, 2, textColor )
 end
 ```
 
diff --git a/docgen.lua b/docgen.lua
index 16165c6..c404d87 100644
--- a/docgen.lua
+++ b/docgen.lua
@@ -25,15 +25,11 @@ local function getParamType( param )
 	if param == "Color" or param == "Vector2" or param == "Vector3" or param == "Vector4"
 	or param == "Quaternion" or param == "Matrix" or param == "Rectangle" then
 		return "table"
-	elseif param == "float" then
-		return "number"
-	elseif param == "int" then
-		return "integer"
-	elseif param == "string" then
-		return "string"
-	elseif param == "bool" then
-		return "boolean"
-	else
+	elseif param == "float" then return "number"
+	elseif param == "int" then return "integer"
+	elseif param == "string" then return "string"
+	elseif param == "bool" then return "boolean"
+	else 
 		return "any"
 	end
 end
@@ -124,9 +120,21 @@ luaApiFile:write(
 luaApiFile:write(
 "---"..FUNC_DESC.exit.."\nfunction RL.exit() end\n" )
 
+-- Arguments.
+
 apiFile:write( "\n## Arguments\n" )
 apiFile:write( "\nArguments are stored in 'RL.arg' array.\n" )
 
+-- Default objects.
+
+apiFile:write( "\n## Default objects\n" )
+apiFile:write( "\n> RL.defaultFont\n\nDefault Font object\n" )
+apiFile:write( "\n> RL.defaultMaterial\n\nDefault Material object\n" )
+
+-- luaApiFile:write( "\n--Default objects\n\n" )
+-- luaApiFile:write( "--Default Font object\nRL.defaultFont = RL.GetFontDefault()\n" )
+-- luaApiFile:write( "--Default Material object\nRL.defaultMaterial\n" )
+
 -- Types.
 
 apiFile:write( "\n## Types\n\
diff --git a/examples/bunnymark/main.lua b/examples/bunnymark/main.lua
index 8274327..9f877e6 100644
--- a/examples/bunnymark/main.lua
+++ b/examples/bunnymark/main.lua
@@ -83,7 +83,7 @@ function RL.draw()
 	end
 
 	RL.DrawRectangle( { 0, 0, screenWidth, 40 }, RL.BLACK)
-	RL.DrawText( 0, "bunnies: " .. #bunnies, { 120, 10 }, 20, 2, RL.GREEN )
-	RL.DrawText( 0, "batched draw calls: " .. math.ceil( 1 + #bunnies / MAX_BATCH_ELEMENTS ), { 320, 10 }, 20, 2, RL.RED )
+	RL.DrawText( RL.defaultFont, "bunnies: " .. #bunnies, { 120, 10 }, 20, 2, RL.GREEN )
+	RL.DrawText( RL.defaultFont, "batched draw calls: " .. math.ceil( 1 + #bunnies / MAX_BATCH_ELEMENTS ), { 320, 10 }, 20, 2, RL.RED )
 	RL.DrawFPS( { 10, 10 } )
 end
diff --git a/examples/events/main.lua b/examples/events/main.lua
index f03ae70..8a8fb34 100644
--- a/examples/events/main.lua
+++ b/examples/events/main.lua
@@ -100,5 +100,5 @@ function RL.draw()
 		RL.ClearBackground( RL.RED )
 	end
 
-    RL.DrawText( 0, text, textPos, 20, 2, RL.BLACK )
+    RL.DrawText( RL.defaultFont, text, textPos, 20, 2, RL.BLACK )
 end
diff --git a/examples/free_camera3d/main.lua b/examples/free_camera3d/main.lua
index be3195c..6478ebb 100644
--- a/examples/free_camera3d/main.lua
+++ b/examples/free_camera3d/main.lua
@@ -68,5 +68,5 @@ function RL.draw()
 
 	text = text.."\nPress T to toggle target visible.\nVisible: "..tostring( targetVisible )
 
-	RL.DrawText( 0, text, { 16, 16 }, 30, 4, RL.WHITE )
+	RL.DrawText( RL.defaultFont, text, { 16, 16 }, 30, 4, RL.WHITE )
 end
diff --git a/examples/gui/main.lua b/examples/gui/main.lua
index 3db60bb..01e063e 100644
--- a/examples/gui/main.lua
+++ b/examples/gui/main.lua
@@ -26,7 +26,7 @@ function RL.init()
 	local mSize = RL.GetMonitorSize( monitor )
 	local winSize = { 1920, 1080 }
 
-	RL.GuiSetFont( 0 )
+	RL.GuiSetFont( RL.defaultFont )
 	RL.SetWindowState( RL.FLAG_WINDOW_RESIZABLE )
 	RL.SetWindowState( RL.FLAG_VSYNC_HINT )
 	RL.SetWindowSize( winSize )
diff --git a/examples/image_draw/main.lua b/examples/image_draw/main.lua
index 8c1ea82..ac8e7e6 100644
--- a/examples/image_draw/main.lua
+++ b/examples/image_draw/main.lua
@@ -13,7 +13,7 @@ function RL.init()
 	RL.SetWindowState( RL.FLAG_WINDOW_RESIZABLE )
 	RL.SetWindowState( RL.FLAG_VSYNC_HINT )
 	RL.SetWindowPosition( { mPos[1] + mSize[1] / 2 - winSize[1] / 2, mPos[2] + mSize[2] / 2 - winSize[2] / 2 } )
-	image = RL.GenImageColor( winSize[1], winSize[2], RL.WHITE )
+	image = RL.GenImageColor( winSize, RL.WHITE )
 	-- Test changing working directory.
 	RL.ChangeDirectory( RL.GetBasePath().."../resources" )
 	catImage = RL.LoadImage( RL.GetWorkingDirectory().."/images/cat.png" )
@@ -24,14 +24,14 @@ function RL.init()
 	RL.ImageDrawRectangle( image, { 120, 64, 32, 64 }, RL.BLUE )
 	RL.ImageDrawRectangleLines( image, { 160, 64, 32, 64 }, 2.0, RL.BLUE )
 	RL.ImageDraw( image, catImage, { 143, 25, 230, 250 }, { 200, 200, 230, 250 }, RL.WHITE )
-	RL.ImageDrawTextEx( image, 0, "Hello", { 300, 32 }, 48.0, 1.0, RL.WHITE )
+	RL.ImageDrawTextEx( image, RL.defaultFont, "Hello", { 300, 32 }, 48.0, 1.0, RL.WHITE )
 
 	local src = { 80, 70, 96, 96 }
 	catCopy = RL.ImageFromImage( catImage, src )
 
 	RL.ImageDraw( image, catCopy, src, { 600, 200, src[3], src[4] }, RL.WHITE )
 
-	textImage = RL.ImageText( 0, "Cat", 10, 4, RL.WHITE )
+	textImage = RL.ImageText( RL.defaultFont, "Cat", 10, 4, RL.WHITE )
 	local imageSize = RL.GetImageSize( textImage )
 	RL.ImageDraw( image, textImage, { 0, 0, imageSize[1], imageSize[2] }, { 250, 40, imageSize[1], imageSize[2] }, RL.WHITE )
 
diff --git a/examples/pixelated/main.lua b/examples/pixelated/main.lua
index 75a9045..3d79ccd 100644
--- a/examples/pixelated/main.lua
+++ b/examples/pixelated/main.lua
@@ -4,7 +4,8 @@ local speed = 60.0
 local monitor = 0
 local mPos = RL.GetMonitorPosition( monitor )
 local mSize = RL.GetMonitorSize( monitor )
-local framebuffer = -1
+local framebuffer = nil
+local framebufferTex = nil
 local res = { 320, 180 }
 local scale = 5
 local winSize = { res[1] * scale, res[2] * scale }
@@ -17,6 +18,7 @@ function RL.init()
 	tex = RL.LoadTexture( RL.GetBasePath().."../resources/images/cat.png" )
 	-- Create framebuffer.
 	framebuffer = RL.LoadRenderTexture( res )
+	framebufferTex = RL.GetRenderTextureTexture( framebuffer )
 end
 
 function RL.process( delta )
@@ -46,9 +48,9 @@ function RL.draw()
 		RL.DrawLine( { 120, 100 }, { 140, 150 }, 2.4, { 255, 150, 255 } )
 		RL.DrawRectangle( { 200, 120, 40, 50 }, { 100, 170, 255 } )
 		RL.DrawTexturePro( tex, { 166, 138, 128, 128 }, { pos[1], pos[2], 128, 128 }, { 16, 16 }, 0.0, RL.WHITE )
-		RL.DrawText( 0, "Cat MIAU!!", { 16, 32 }, 10, 1, { 255, 180, 155 } )
+		RL.DrawText( RL.defaultFont, "Cat MIAU!!", { 16, 32 }, 10, 1, { 255, 180, 155 } )
 		RL.DrawTriangle( { 0, 32 }, { 32, 16 }, { 0, 0 }, RL.RED )
 	RL.EndTextureMode()
 
-	RL.DrawTexturePro( framebuffer, { 0, 0, res[1], -res[2] }, { 0, 0, winSize[1], winSize[2] }, { 0, 0 }, 0.0, { 255, 255, 255 } )
+	RL.DrawTexturePro( framebufferTex, { 0, 0, res[1], -res[2] }, { 0, 0, winSize[1], winSize[2] }, { 0, 0 }, 0.0, { 255, 255, 255 } )
 end
diff --git a/examples/point_triangle_collision/main.lua b/examples/point_triangle_collision/main.lua
index ec837d0..9a302dc 100644
--- a/examples/point_triangle_collision/main.lua
+++ b/examples/point_triangle_collision/main.lua
@@ -116,5 +116,5 @@ function RL.draw()
 		RL.DrawSphereWires( point.pos, point.radius, 3, 8, point.color )
 	RL.EndMode3D()
 
-	RL.DrawText( 0, debugText, { 10, 10 }, 30, 4, RL.WHITE )
+	RL.DrawText( RL.defaultFont, debugText, { 10, 10 }, 30, 4, RL.WHITE )
 end
diff --git a/examples/pong/main.lua b/examples/pong/main.lua
index cc980ea..80c4346 100644
--- a/examples/pong/main.lua
+++ b/examples/pong/main.lua
@@ -121,7 +121,7 @@ function RL.draw()
 	RL.DrawCircle( ball.pos, ball.radius, RL.WHITE )
 
 	-- Draw scire
-    RL.DrawText( 0, playerLeft.score, { 50, 10 }, 40, 2, RL.WHITE )
-	local rightTextSize = RL.MeasureText( 0, playerRight.score, 40, 2 )
-    RL.DrawText( 0, playerRight.score, { winSize[1] - 50 - rightTextSize[1], 10 }, 40, 2, RL.WHITE )
+    RL.DrawText( RL.defaultFont, playerLeft.score, { 50, 10 }, 40, 2, RL.WHITE )
+	local rightTextSize = RL.MeasureText( RL.defaultFont, playerRight.score, 40, 2 )
+    RL.DrawText( RL.defaultFont, playerRight.score, { winSize[1] - 50 - rightTextSize[1], 10 }, 40, 2, RL.WHITE )
 end
diff --git a/examples/pong_vec/main.lua b/examples/pong_vec/main.lua
index cf8e86c..0b8ff62 100644
--- a/examples/pong_vec/main.lua
+++ b/examples/pong_vec/main.lua
@@ -126,7 +126,7 @@ function RL.draw()
 	RL.DrawCircle( ball.pos, ball.radius, RL.WHITE )
 
 	-- Draw score.
-    RL.DrawText( 0, tostring( playerLeft.score ), { 50, 10 }, 40, 2, RL.WHITE )
-	local rightTextSize = Vec2:new( RL.MeasureText( 0, tostring( playerRight.score ), 40, 2 ) )
-    RL.DrawText( 0, tostring( playerRight.score ), { winSize.x - 50 - rightTextSize.x, 10 }, 40, 2, RL.WHITE )
+    RL.DrawText( RL.defaultFont, tostring( playerLeft.score ), { 50, 10 }, 40, 2, RL.WHITE )
+	local rightTextSize = Vec2:new( RL.MeasureText( RL.defaultFont, tostring( playerRight.score ), 40, 2 ) )
+    RL.DrawText( RL.defaultFont, tostring( playerRight.score ), { winSize.x - 50 - rightTextSize.x, 10 }, 40, 2, RL.WHITE )
 end
diff --git a/examples/ray/main.lua b/examples/ray/main.lua
index 9e09683..6bee146 100644
--- a/examples/ray/main.lua
+++ b/examples/ray/main.lua
@@ -53,7 +53,7 @@ function RL.draw()
 		RL.DrawGrid( 8, 1 )
 		RL.DrawRay( ray, { 255, 100, 100 } )
 
-		RL.DrawMesh( sphereMesh, 0, RL.MatrixIdentity() )
+		RL.DrawMesh( sphereMesh, RL.defaultMaterial, RL.MatrixIdentity() )
 		RL.DrawSphereWires( rayCol.point, 0.05, 4, 8, RL.BLUE )
 		RL.DrawLine3D( rayCol.point, RL.Vector3Add( rayCol.point, rayCol.normal ), RL.GREEN )
 	RL.EndMode3D()
diff --git a/examples/resources/lib/gui.lua b/examples/resources/lib/gui.lua
index 8bec529..bca87bd 100644
--- a/examples/resources/lib/gui.lua
+++ b/examples/resources/lib/gui.lua
@@ -40,7 +40,7 @@ Gui = {
 	},
 
 	mouseButton = RL.MOUSE_BUTTON_LEFT,
-	font = 0,
+	font = RL.defaultFont,
 	fontSize = 20,
 	padding = 2,
 	spacing = 4,
diff --git a/examples/snake/main.lua b/examples/snake/main.lua
index 53eb287..2465d1e 100644
--- a/examples/snake/main.lua
+++ b/examples/snake/main.lua
@@ -215,7 +215,7 @@ function RL.draw()
 		drawApple()
 
 		if gameState == STATE.OVER then
-			RL.DrawText( 0, "Press Enter to\nrestart", { 10, 10 }, 10, 2, RL.WHITE )
+			RL.DrawText( RL.defaultFont, "Press Enter to\nrestart", { 10, 10 }, 10, 2, RL.WHITE )
 		end
 	RL.EndTextureMode()
 
diff --git a/src/lua_core.c b/src/lua_core.c
index 6d54d27..236bdd1 100644
--- a/src/lua_core.c
+++ b/src/lua_core.c
@@ -35,7 +35,6 @@ static void defineBuffer() {
 	/* Image */
 static int gcImage( lua_State *L ) {
 	Image *image = luaL_checkudata ( L, 1, "Image" );
-	printf( "gcImage\n" );
 
 	UnloadImage( *image );
 }
@@ -53,7 +52,6 @@ static void defineImage() {
 	/* Texture */
 static int gcTexture( lua_State *L ) {
 	Texture *texture = luaL_checkudata ( L, 1, "Texture" );
-	printf( "gcTexture\n" );
 
 	UnloadTexture( *texture );
 }
@@ -71,7 +69,6 @@ static void defineTexture() {
 	/* RenderRexture. */
 static int gcRenderTexture( lua_State *L ) {
 	RenderTexture *renderTexture = luaL_checkudata ( L, 1, "RenderTexture" );
-	printf( "gcRenderTexture\n" );
 
 	UnloadRenderTexture( *renderTexture );
 }
@@ -107,7 +104,6 @@ static void defineCamera3D() {
 	/* Shader. */
 static int gcShader( lua_State *L ) {
 	Shader *shader = luaL_checkudata ( L, 1, "Shader" );
-	printf( "gcShader\n" );
 
 	UnloadShader( *shader );
 }
@@ -125,7 +121,6 @@ static void defineShader() {
 	/* Font. */
 static int gcFont( lua_State *L ) {
 	Font *font = luaL_checkudata ( L, 1, "Font" );
-	printf( "gcFont\n" );
 
 	UnloadFont( *font );
 }
@@ -143,7 +138,6 @@ static void defineFont() {
 	/* Wave. */
 static int gcWave( lua_State *L ) {
 	Wave *wave = luaL_checkudata ( L, 1, "Wave" );
-	printf( "gcWave\n" );
 
 	UnloadWave( *wave );
 }
@@ -161,7 +155,6 @@ static void defineWave() {
 	/* Sound. */
 static int gcSound( lua_State *L ) {
 	Sound *sound = luaL_checkudata ( L, 1, "Sound" );
-	printf( "gcSound\n" );
 
 	UnloadSound( *sound );
 }
@@ -179,7 +172,6 @@ static void defineSound() {
 	/* Music. */
 static int gcMusic( lua_State *L ) {
 	Music *music = luaL_checkudata ( L, 1, "Music" );
-	printf( "gcMusic\n" );
 
 	UnloadMusicStream( *music );
 }
@@ -206,7 +198,6 @@ static void defineLight() {
 	/* Material. */
 static int gcMaterial( lua_State *L ) {
 	Material *material = luaL_checkudata ( L, 1, "Material" );
-	printf( "gcMaterial\n" );
 
 	// int MAX_MATERIAL_MAPS = 12;
 
@@ -238,7 +229,6 @@ static void defineMaterial() {
 	/* Mesh. */
 static int gcMesh( lua_State *L ) {
 	Mesh *mesh = luaL_checkudata ( L, 1, "Mesh" );
-	printf( "gcMesh\n" );
 
 	UnloadMesh( *mesh );
 }
@@ -256,7 +246,6 @@ static void defineMesh() {
 	/* Model. */
 static int gcModel( lua_State *L ) {
 	Model *model = luaL_checkudata ( L, 1, "Model" );
-	printf( "gcModel\n" );
 
 	UnloadModel( *model );
 	// UnloadModelKeepMeshes( *model );
@@ -275,7 +264,6 @@ static void defineModel() {
 	/* ModelAnimation. */
 static int gcModelAnimation( lua_State *L ) {
 	ModelAnimation *modelAnimation = luaL_checkudata ( L, 1, "ModelAnimation" );
-	printf( "gcModelAnimation\n" );
 
 	UnloadModelAnimation( *modelAnimation );
 }
diff --git a/src/rgui.c b/src/rgui.c
index ce6c4a7..f410a55 100644
--- a/src/rgui.c
+++ b/src/rgui.c
@@ -335,7 +335,7 @@ Toggle Button control, returns true when active
 */
 int lguiGuiToggle( lua_State *L ) {
 	Rectangle bounds = uluaGetRectangleIndex( L, 1 );
-	bool checked = lua_toboolean( L, 3 );
+	bool checked = uluaGetBoolean( L, 3 );
 
 	lua_pushboolean( L, GuiToggle( bounds, luaL_checkstring( L, 2 ), checked ) );
 
@@ -367,7 +367,7 @@ Check Box control, returns true when active
 */
 int lguiGuiCheckBox( lua_State *L ) {
 	Rectangle bounds = uluaGetRectangleIndex( L, 1 );
-	bool checked = lua_toboolean( L, 3 );
+	bool checked = uluaGetBoolean( L, 3 );
 
 	lua_pushboolean( L, GuiCheckBox( bounds, luaL_checkstring( L, 2 ), checked ) );
 
@@ -403,7 +403,7 @@ int lguiGuiTextBox( lua_State *L ) {
 	// char text[ STRING_LEN ] = { '\0' };
 	char text[ textSize + 1 ];
 	strcpy( text, luaL_checkstring( L, 2 ) );
-	bool editMode = lua_toboolean( L, 4 );
+	bool editMode = uluaGetBoolean( L, 4 );
 
 	lua_pushboolean( L, GuiTextBox( bounds, text, textSize, editMode ) );
 	lua_pushstring( L, text );
@@ -424,7 +424,7 @@ int lguiGuiTextBoxMulti( lua_State *L ) {
 	// char text[ STRING_LEN ] = { '\0' };
 	char text[ textSize + 1 ];
 	strcpy( text, luaL_checkstring( L, 2 ) );
-	bool editMode = lua_toboolean( L, 4 );
+	bool editMode = uluaGetBoolean( L, 4 );
 
 	lua_pushboolean( L, GuiTextBoxMulti( bounds, text, textSize, editMode ) );
 	lua_pushstring( L, text );
@@ -444,7 +444,7 @@ int lguiGuiSpinner( lua_State *L ) {
 	int value = luaL_checkinteger( L, 3 );
 	int minValue = luaL_checkinteger( L, 4 );
 	int maxValue = luaL_checkinteger( L, 5 );
-	bool editMode = lua_toboolean( L, 6 );
+	bool editMode = uluaGetBoolean( L, 6 );
 
 	lua_pushboolean( L, GuiSpinner( bounds, luaL_checkstring( L, 2 ), &value, minValue, maxValue, editMode ) );
 	lua_pushinteger( L, value );
@@ -464,7 +464,7 @@ int lguiGuiValueBox( lua_State *L ) {
 	int value = luaL_checkinteger( L, 3 );
 	int minValue = luaL_checkinteger( L, 4 );
 	int maxValue = luaL_checkinteger( L, 5 );
-	bool editMode = lua_toboolean( L, 6 );
+	bool editMode = uluaGetBoolean( L, 6 );
 
 	lua_pushboolean( L, GuiValueBox( bounds, luaL_checkstring( L, 2 ), &value, minValue, maxValue, editMode ) );
 	lua_pushinteger( L, value );
@@ -554,7 +554,7 @@ Dropdown Box control, returns selected item
 int lguiGuiDropdownBox( lua_State *L ) {
 	Rectangle bounds = uluaGetRectangleIndex( L, 1 );
 	int active = luaL_checkinteger( L, 3 );
-	bool editMode = lua_toboolean( L, 4 );
+	bool editMode = uluaGetBoolean( L, 4 );
 
 	lua_pushboolean( L, GuiDropdownBox( bounds, luaL_checkstring( L, 2 ), &active, editMode ) );
 	lua_pushinteger( L, active );
diff --git a/src/rlgl.c b/src/rlgl.c
index c277948..8fba3a1 100644
--- a/src/rlgl.c
+++ b/src/rlgl.c
@@ -929,7 +929,7 @@ Load a vertex buffer attribute
 */
 int lrlglLoadVertexBuffer( lua_State *L ) {
 	Buffer *buffer = luaL_checkudata( L, 1, "Buffer" );
-	bool dynamic = luaL_checkinteger( L, 2 );
+	bool dynamic = uluaGetBoolean( L, 2 );
 
 	lua_pushinteger( L, rlLoadVertexBuffer( buffer->data, buffer->size, dynamic ) );
 
@@ -945,7 +945,7 @@ Load a new attributes element buffer
 */
 int lrlglLoadVertexBufferElement( lua_State *L ) {
 	Buffer *buffer = luaL_checkudata( L, 1, "Buffer" );
-	bool dynamic = luaL_checkinteger( L, 2 );
+	bool dynamic = uluaGetBoolean( L, 2 );
 
 	lua_pushinteger( L, rlLoadVertexBufferElement( buffer->data, buffer->size, dynamic ) );
 
@@ -1013,7 +1013,7 @@ int lrlglSetVertexAttribute( lua_State *L ) {
 	int index = luaL_checkinteger( L, 1 );
 	int compSize = luaL_checkinteger( L, 2 );
 	int type = luaL_checkinteger( L, 3 );
-	bool normalized = lua_toboolean( L, 4 );
+	bool normalized = uluaGetBoolean( L, 4 );
 	int stride = luaL_checkinteger( L, 5 );
 	int pointer = luaL_checkinteger( L, 6 );
 
@@ -1151,7 +1151,7 @@ Load depth texture/renderbuffer (to be attached to fbo)
 */
 int lrlglLoadTextureDepth( lua_State *L ) {
 	Vector2 size = uluaGetVector2Index( L, 1 );
-	bool useRenderBuffer = lua_toboolean( L, 2 );
+	bool useRenderBuffer = uluaGetBoolean( L, 2 );
 
 	lua_pushinteger( L, rlLoadTextureDepth( size.x, size.y, useRenderBuffer ) );