;; Set texture and rectangle to be used on shapes drawing
;; void SetShapesTexture(Texture2D texture, Rectangle source);


;;;
;;; Basic shapes drawing functions
;;;

;; Draw a pixel
;; void DrawPixel(int posX, int posY, Color color);
(define draw-pixel
  (c-lambda (int int color) void "DrawPixel"))

;; Draw a pixel (Vector version)
;; void DrawPixelV(Vector2 position, Color color);
(define draw-pixel-V
  (c-lambda (vec2 color) void "DrawPixelV"))

;; Draw a line
;; void DrawLine(int startPosX, int startPosY, int endPosX, int endPosY, Color color);
(define draw-line
  (c-lambda (int int int int color) void "DrawLine"))

;; Draw a line (using gl lines)
;; void DrawLineV(Vector2 startPos, Vector2 endPos, Color color);
(define draw-line-V
  (c-lambda (vec2 vec2 color) void "DrawLineV"))

;; Draw a line (using triangles/quads)
;; void DrawLineEx(Vector2 startPos, Vector2 endPos, float thick, Color color);

;; Draw lines sequence (using gl lines)
;; void DrawLineStrip(Vector2 *points, int pointCount, Color color);

;; Draw line segment cubic-bezier in-out interpolation
;; void DrawLineBezier(Vector2 startPos, Vector2 endPos, float thick, Color color);

;; Draw a color-filled circle
;; void DrawCircle(int centerX, int centerY, float radius, Color color);
(define draw-circle
  (c-lambda (int int float color) void "DrawCircle"))

;; Draw a piece of a circle
;; void DrawCircleSector(Vector2 center, float radius, float startAngle, float endAngle, int segments, Color color);

;; Draw circle sector outline
;; void DrawCircleSectorLines(Vector2 center, float radius, float startAngle, float endAngle, int segments, Color color);

;; Draw a gradient-filled circle
;; void DrawCircleGradient(int centerX, int centerY, float radius, Color color1, Color color2);
(define draw-circle-gradient
  (c-lambda (int int float color color) void "DrawCircleGradient"))

;; Draw a color-filled circle (Vector version)
;; void DrawCircleV(Vector2 center, float radius, Color color);
(define draw-circle-V
  (c-lambda (vec2 float color) void "DrawCircleV"))

;; Draw circle outline
;; void DrawCircleLines(int centerX, int centerY, float radius, Color color);

;; Draw circle outline (Vector version)
;; void DrawCircleLinesV(Vector2 center, float radius, Color color);

;; Draw ellipse
;; void DrawEllipse(int centerX, int centerY, float radiusH, float radiusV, Color color);

;; Draw ellipse outline
;; void DrawEllipseLines(int centerX, int centerY, float radiusH, float radiusV, Color color);

;; Draw ring
;; void DrawRing(Vector2 center, float innerRadius, float outerRadius, float startAngle, float endAngle, int segments, Color color);

;; Draw ring outline
;; void DrawRingLines(Vector2 center, float innerRadius, float outerRadius, float startAngle, float endAngle, int segments, Color color);

;; Draw a color-filled rectangle
;; void DrawRectangle(int posX, int posY, int width, int height, Color color);
(define draw-rectangle
  (c-lambda (int int int int color) void "DrawRectangle"))

;; Draw a color-filled rectangle (Vector version)
;; void DrawRectangleV(Vector2 position, Vector2 size, Color color);
(define draw-rectangle-V
  (c-lambda (vec2 vec2 color) void "DrawRectangleV"))

;; Draw a color-filled rectangle
;; void DrawRectangleRec(Rectangle rec, Color color);
(define draw-rec
  (c-lambda (rec color) void "DrawRectangleRec"))

;; Draw a color-filled rectangle with pro parameters
;; void DrawRectanglePro(Rectangle rec, Vector2 origin, float rotation, Color color);

;; Draw a vertical-gradient-filled rectangle
;; void DrawRectangleGradientV(int posX, int posY, int width, int height, Color color1, Color color2)

;; Draw a horizontal-gradient-filled rectangle
;; void DrawRectangleGradientH(int posX, int posY, int width, int height, Color color1, Color color2)

;; Draw a gradient-filled rectangle with custom vertex colors
;; void DrawRectangleGradientEx(Rectangle rec, Color col1, Color col2, Color col3, Color col4);

;; Draw rectangle outline
;; void DrawRectangleLines(int posX, int posY, int width, int height, Color color);
(define draw-rectangle-lines
  (c-lambda (int int int int color) void "DrawRectangleLines"))

;; Draw rectangle outline with extended parameters
;; void DrawRectangleLinesEx(Rectangle rec, float lineThick, Color color);
(define draw-rec-lines
  (c-lambda (rec float color) void "DrawRectangleLinesEx"))

;; Draw rectangle with rounded edges
;; void DrawRectangleRounded(Rectangle rec, float roundness, int segments, Color color);

;; Draw rectangle with rounded edges outline
;; void DrawRectangleRoundedLines(Rectangle rec, float roundness, int segments, float lineThick, Color color);

;; Draw a color-filled triangle (vertex in counter-clockwise order!)
;; void DrawTriangle(Vector2 v1, Vector2 v2, Vector2 v3, Color color);
(define draw-triangle
  (c-lambda (vec2 vec2 vec2 color) void "DrawTriangle"))

;; Draw triangle outline (vertex in counter-clockwise order!)
;; void DrawTriangleLines(Vector2 v1, Vector2 v2, Vector2 v3, Color color);
(define draw-triangle-lines
  (c-lambda (vec2 vec2 vec2 color) void "DrawTriangleLines"))

;; Draw a triangle fan defined by points (first vertex is the center)
;; void DrawTriangleFan(Vector2 *points, int pointCount, Color color);

;; Draw a triangle strip defined by points
;; void DrawTriangleStrip(Vector2 *points, int pointCount, Color color);

;; Draw a regular polygon (Vector version)
;; void DrawPoly(Vector2 center, int sides, float radius, float rotation, Color color);

;; Draw a polygon outline of n sides
;; void DrawPolyLines(Vector2 center, int sides, float radius, float rotation, Color color);

;; Draw a polygon outline of n sides with extended parameters
;; void DrawPolyLinesEx(Vector2 center, int sides, float radius, float rotation, float lineThick, Color color);


;;;
;;; Splines drawing functions
;;;
;; Draw spline: Linear, minimum 2 points
;; void DrawSplineLinear(Vector2 *points, int pointCount, float thick, Color color);

;; Draw spline: B-Spline, minimum 4 points
;; void DrawSplineBasis(Vector2 *points, int pointCount, float thick, Color color);

;; Draw spline: Catmull-Rom, minimum 4 points
;; void DrawSplineCatmullRom(Vector2 *points, int pointCount, float thick, Color color);

;; Draw spline: Quadratic Bezier, minimum 3 points (1 control point): [p1, c
;; void DrawSplineBezierQuadratic(Vector2 *points, int pointCount, float thick, Color color);

;; Draw spline: Cubic Bezier, minimum 4 points (2 control points): [p1, c2,
;; void DrawSplineBezierCubic(Vector2 *points, int pointCount, float thick, Color color);

;; Draw spline segment: Linear, 2 points
;; void DrawSplineSegmentLinear(Vector2 p1, Vector2 p2, float thick, Color color);

;; Draw spline segment: B-Spline, 4 points
;; void DrawSplineSegmentBasis(Vector2 p1, Vector2 p2, Vector2 p3, Vector2 p4, float thick, Color color);

;; Draw spline segment: Catmull-Rom, 4 points
;; void DrawSplineSegmentCatmullRom(Vector2 p1, Vector2 p2, Vector2 p3, Vector2 p4, float thick, Color color);

;; Draw spline segment: Quadratic Bezier, 2 points, 1 control point
;; void DrawSplineSegmentBezierQuadratic(Vector2 p1, Vector2 c2, Vector2 p3, float thick, Color color);

;; Draw spline segment: Cubic Bezier, 2 points, 2 control points
;; void DrawSplineSegmentBezierCubic(Vector2 p1, Vector2 c2, Vector2 c3, Vector2 p4, float thick, Color color);