Vector2LineAngle and more Color functions.

9 files changed, 196 insertions, 4 deletions

diff --git a/API.md b/API.md
index 706511d..586e81d 100644
--- a/API.md
+++ b/API.md
@@ -2831,6 +2831,15 @@ Check if point is inside a triangle
 
 ---
 
+> collision = RL.CheckCollisionPointPoly( Vector2 point, Vector2{} points )
+
+Check if point is within a polygon described by array of vertices
+
+- Failure return nil
+- Success return bool
+
+---
+
 > collision, position = RL.CheckCollisionLines( Vector2 startPos1, Vector2 endPos1, Vector2 startPos2, Vector2 endPos2 )
 
 Check the collision between two lines defined by two points each, returns collision point by reference
@@ -3620,6 +3629,33 @@ Returns a Color from HSV values, hue [0..360], saturation/value [0..1]
 
 ---
 
+> color = RL.ColorTint( Color color, Color tint )
+
+Get color multiplied with another color
+
+- Failure return false
+- Success return Color
+
+---
+
+> color = RL.ColorBrightness( Color color, float factor )
+
+Get color with brightness correction, brightness factor goes from -1.0f to 1.0f
+
+- Failure return false
+- Success return Color
+
+---
+
+> color = RL.ColorContrast( Color color, float contrast )
+
+Get color with contrast correction, contrast values between -1.0f and 1.0f
+
+- Failure return false
+- Success return Color
+
+---
+
 > color = RL.ColorAlpha( Color color, float alpha )
 
 Returns color with alpha applied, alpha goes from 0.0f to 1.0f
diff --git a/ReiLua_API.lua b/ReiLua_API.lua
index 62e854e..97edbde 100644
--- a/ReiLua_API.lua
+++ b/ReiLua_API.lua
@@ -1989,6 +1989,14 @@ function RL.CheckCollisionPointCircle( point, center, radius ) end
 ---@return any collision 
 function RL.CheckCollisionPointTriangle( point, p1, p2, p3 ) end
 
+---Check if point is within a polygon described by array of vertices
+---- Failure return nil
+---- Success return bool
+---@param point table
+---@param points any
+---@return any collision 
+function RL.CheckCollisionPointPoly( point, points ) end
+
 ---Check the collision between two lines defined by two points each, returns collision point by reference
 ---- Failure return nil
 ---- Success return bool, Vector2
@@ -2688,6 +2696,30 @@ function RL.ColorToHSV( color ) end
 ---@return any color 
 function RL.ColorFromHSV( hue, saturation, value ) end
 
+---Get color multiplied with another color
+---- Failure return false
+---- Success return Color
+---@param color table
+---@param tint table
+---@return any color 
+function RL.ColorTint( color, tint ) end
+
+---Get color with brightness correction, brightness factor goes from -1.0f to 1.0f
+---- Failure return false
+---- Success return Color
+---@param color table
+---@param factor number
+---@return any color 
+function RL.ColorBrightness( color, factor ) end
+
+---Get color with contrast correction, contrast values between -1.0f and 1.0f
+---- Failure return false
+---- Success return Color
+---@param color table
+---@param contrast number
+---@return any color 
+function RL.ColorContrast( color, contrast ) end
+
 ---Returns color with alpha applied, alpha goes from 0.0f to 1.0f
 ---- Failure return false
 ---- Success return Color
diff --git a/changelog b/changelog
index ba0b97b..b303e0c 100644
--- a/changelog
+++ b/changelog
@@ -24,6 +24,10 @@ Detailed changes:
 	- ADDED: UpdateCamera3DPro. Same as UpdateCameraPro in raylib.
 	- ADDED: BLEND_CUSTOM_SEPARATE.
 	- ADDED: Vector2LineAngle
+	- ADDED: CheckCollisionPointPoly
+	- ADDED: ColorTint
+	- ADDED: ColorBrightness
+	- ADDED: ColorContrast
 
 ------------------------------------------------------------------------
 Release:	ReiLua version 0.4.0		Using Raylib 4.2
diff --git a/devnotes b/devnotes
index 16f0832..c374f29 100644
--- a/devnotes
+++ b/devnotes
@@ -4,16 +4,24 @@ Current {
 }
 
 Backlog {
-	* Raymath 
-		* Vector2LineAngle
+	* IsWaveReady and others like that.
+
 	* rlgl
-		* More low level functions.
+		* More low level functions. Could be usefull now when draw polygon is removed.
 	* Text
 		* Ability to set font texture filtering.
 		* Codepoints?
 	* Audio
 		* AudioStream.
-	* VR.
 	* Core.
 		* Compression/Encoding functionality.
+		* SetWindowIcons.
+	* Textures
+		* GenImagePerlinNoise
+		* GenImageText
+		* ImageDrawCircleLines
+		* ImageBlurGaussian
+	* Models
+		* DrawCapsule and DrawCapsuleWires
+		* LoadMaterials
 }
diff --git a/include/shapes.h b/include/shapes.h
index 1550054..6618524 100644
--- a/include/shapes.h
+++ b/include/shapes.h
@@ -40,6 +40,7 @@ int lshapesCheckCollisionCircleRec( lua_State *L );
 int lshapesCheckCollisionPointRec( lua_State *L );
 int lshapesCheckCollisionPointCircle( lua_State *L );
 int lshapesCheckCollisionPointTriangle( lua_State *L );
+int lshapesCheckCollisionPointPoly( lua_State *L );
 int lshapesCheckCollisionLines( lua_State *L );
 int lshapesCheckCollisionPointLine( lua_State *L );
 int lshapesGetCollisionRec( lua_State *L );
diff --git a/include/textures.h b/include/textures.h
index 5df574e..1f7932e 100644
--- a/include/textures.h
+++ b/include/textures.h
@@ -100,6 +100,9 @@ int ltexturesColorNormalize( lua_State *L );
 int ltexturesColorFromNormalized( lua_State *L );
 int ltexturesColorToHSV( lua_State *L );
 int ltexturesColorFromHSV( lua_State *L );
+int ltexturesColorTint( lua_State *L );
+int ltexturesColorBrightness( lua_State *L );
+int ltexturesColorContrast( lua_State *L );
 int ltexturesColorAlpha( lua_State *L );
 int ltexturesColorAlphaBlend( lua_State *L );
 int ltexturesGetColor( lua_State *L );
diff --git a/src/lua_core.c b/src/lua_core.c
index 9197170..920d408 100644
--- a/src/lua_core.c
+++ b/src/lua_core.c
@@ -914,6 +914,7 @@ void luaRegister() {
 	assingGlobalFunction( "CheckCollisionPointRec", lshapesCheckCollisionPointRec );
 	assingGlobalFunction( "CheckCollisionPointCircle", lshapesCheckCollisionPointCircle );
 	assingGlobalFunction( "CheckCollisionPointTriangle", lshapesCheckCollisionPointTriangle );
+	assingGlobalFunction( "CheckCollisionPointPoly", lshapesCheckCollisionPointPoly );
 	assingGlobalFunction( "CheckCollisionLines", lshapesCheckCollisionLines );
 	assingGlobalFunction( "CheckCollisionPointLine", lshapesCheckCollisionPointLine );
 	assingGlobalFunction( "GetCollisionRec", lshapesGetCollisionRec );
@@ -1011,6 +1012,9 @@ void luaRegister() {
 	assingGlobalFunction( "ColorFromNormalized", ltexturesColorFromNormalized );
 	assingGlobalFunction( "ColorToHSV", ltexturesColorToHSV );
 	assingGlobalFunction( "ColorFromHSV", ltexturesColorFromHSV );
+	assingGlobalFunction( "ColorTint", ltexturesColorTint );
+	assingGlobalFunction( "ColorBrightness", ltexturesColorBrightness );
+	assingGlobalFunction( "ColorContrast", ltexturesColorContrast );
 	assingGlobalFunction( "ColorAlpha", ltexturesColorAlpha );
 	assingGlobalFunction( "ColorAlphaBlend", ltexturesColorAlphaBlend );
 	assingGlobalFunction( "GetColor", ltexturesGetColor );
diff --git a/src/shapes.c b/src/shapes.c
index cf50ca3..d5f92f6 100644
--- a/src/shapes.c
+++ b/src/shapes.c
@@ -1106,6 +1106,41 @@ int lshapesCheckCollisionPointTriangle( lua_State *L ) {
 }
 
 /*
+> collision = RL.CheckCollisionPointPoly( Vector2 point, Vector2{} points )
+
+Check if point is within a polygon described by array of vertices
+
+- Failure return nil
+- Success return bool
+*/
+int lshapesCheckCollisionPointPoly( lua_State *L ) {
+	if ( !lua_istable( L, -2 ) || !lua_istable( L, -1 ) ) {
+		TraceLog( LOG_WARNING, "%s", "Bad call of function. RL.CheckCollisionPointPoly( Vector2 point, Vector2{} points )" );
+		lua_pushnil( L );
+		return 1;
+	}
+	int pointCount = uluaGetTableLen( L );
+	Vector2 points[ pointCount ];
+
+	int t = lua_gettop( L );
+	int i = 0;
+	lua_pushnil( L );
+
+	while ( lua_next( L, t ) != 0 ) {
+		points[i] = uluaGetVector2( L );
+		i++;
+		lua_pop( L, 1 );
+	}
+	lua_pop( L, 1 );
+
+	Vector2 point = uluaGetVector2( L );
+	
+	lua_pushboolean( L, CheckCollisionPointPoly( point, points, pointCount ) );
+
+	return 1;
+}
+
+/*
 > collision, position = RL.CheckCollisionLines( Vector2 startPos1, Vector2 endPos1, Vector2 startPos2, Vector2 endPos2 )
 
 Check the collision between two lines defined by two points each, returns collision point by reference
diff --git a/src/textures.c b/src/textures.c
index ab6e53f..b6a49f1 100644
--- a/src/textures.c
+++ b/src/textures.c
@@ -2449,6 +2449,75 @@ int ltexturesColorFromHSV( lua_State *L ) {
 }
 
 /*
+> color = RL.ColorTint( Color color, Color tint )
+
+Get color multiplied with another color
+
+- Failure return false
+- Success return Color
+*/
+int ltexturesColorTint( lua_State *L ) {
+	if ( !lua_istable( L, -2 ) || !lua_istable( L, -1 ) ) {
+		TraceLog( LOG_WARNING, "%s", "Bad call of function. RL.ColorTint( Color color, Color tint )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	Color tint = uluaGetColor( L );
+	lua_pop( L, 1 );
+	Color color = uluaGetColor( L );
+
+	uluaPushColor( L, ColorTint( color, tint ) );
+
+	return 1;
+}
+
+/*
+> color = RL.ColorBrightness( Color color, float factor )
+
+Get color with brightness correction, brightness factor goes from -1.0f to 1.0f
+
+- Failure return false
+- Success return Color
+*/
+int ltexturesColorBrightness( lua_State *L ) {
+	if ( !lua_istable( L, -2 ) || !lua_isnumber( L, -1 ) ) {
+		TraceLog( LOG_WARNING, "%s", "Bad call of function. RL.ColorBrightness( Color color, float factor )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	float factor = lua_tonumber( L, -1 );
+	lua_pop( L, 1 );
+	Color color = uluaGetColor( L );
+
+	uluaPushColor( L, ColorBrightness( color, factor ) );
+
+	return 1;
+}
+
+/*
+> color = RL.ColorContrast( Color color, float contrast )
+
+Get color with contrast correction, contrast values between -1.0f and 1.0f
+
+- Failure return false
+- Success return Color
+*/
+int ltexturesColorContrast( lua_State *L ) {
+	if ( !lua_istable( L, -2 ) || !lua_isnumber( L, -1 ) ) {
+		TraceLog( LOG_WARNING, "%s", "Bad call of function. RL.ColorContrast( Color color, float contrast )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	float contrast = lua_tonumber( L, -1 );
+	lua_pop( L, 1 );
+	Color color = uluaGetColor( L );
+
+	uluaPushColor( L, ColorContrast( color, contrast ) );
+
+	return 1;
+}
+
+/*
 > color = RL.ColorAlpha( Color color, float alpha )
 
 Returns color with alpha applied, alpha goes from 0.0f to 1.0f