public static Color GetColor { get; set; }

public SpriteRenderer targetSprite;

Color finalColor;

void Update()

{

GetSpritePixelColorUnderMousePointer(targetSprite, out finalColor);

}

public bool GetSpritePixelColorUnderMousePointer(SpriteRenderer spriteRenderer, out Color color)

{

color = new Color();

Camera cam = Camera.main;

Vector2 mousePos = Input.mousePosition;

Vector2 viewportPos = cam.ScreenToViewportPoint(mousePos);

if (viewportPos.x < 0.0f || viewportPos.x > 1.0f || viewportPos.y < 0.0f || viewportPos.y > 1.0f) return false; // out of viewport bounds

// Cast a ray from viewport point into world

Ray ray = cam.ViewportPointToRay(viewportPos);

// Check for intersection with sprite and get the color

return IntersectsSprite(spriteRenderer, ray, out color);

}

private bool IntersectsSprite(SpriteRenderer spriteRenderer, Ray ray, out Color color)

{

color = new Color();

if (spriteRenderer == null) return false;

Sprite sprite = spriteRenderer.sprite;

if (sprite == null) return false;

Texture2D texture = sprite.texture;

if (texture == null) return false;

// Craete a plane so it has the same orientation as the sprite transform

Plane plane = new Plane(transform.forward, transform.position);

// Intersect the ray and the plane

float rayIntersectDist; // the distance from the ray origin to the intersection point

if (!plane.Raycast(ray, out rayIntersectDist)) return false;

// Convert world position to sprite position

// worldToLocalMatrix.MultiplyPoint3x4 returns a value from based on the texture dimensions (+/- half texDimension / pixelsPerUnit) )

// 0, 0 corresponds to the center of the TEXTURE ITSELF, not the center of the trimmed sprite textureRect

Vector3 spritePos = spriteRenderer.worldToLocalMatrix.MultiplyPoint3x4(ray.origin + (ray.direction * rayIntersectDist));

Rect textureRect = sprite.textureRect;

float pixelsPerUnit = sprite.pixelsPerUnit;

float halfRealTexWidth = texture.width * 0.5f; // use the real texture width here because center is based on this -- probably won't work right for atlases

float halfRealTexHeight = texture.height * 0.5f;

// Convert to pixel position, offsetting so 0,0 is in lower left instead of center

int texPosX = (int)(spritePos.x * pixelsPerUnit + halfRealTexWidth);

int texPosY = (int)(spritePos.y * pixelsPerUnit + halfRealTexHeight);

// Check if pixel is within texture

if (texPosX < 0 || texPosX < textureRect.x || texPosX >= Mathf.FloorToInt(textureRect.xMax)) return false; // out of bounds

if (texPosY < 0 || texPosY < textureRect.y || texPosY >= Mathf.FloorToInt(textureRect.yMax)) return false; // out of bounds

// Get pixel color

color = texture.GetPixel(texPosX, texPosY);

GetColor = color;

return true;

}