Changes integration (some WIP, view details)

Corrected GetMouseWheelMove()
Corrected camera system
Reviewed cubicmap resolution (collision detection)
Added QuaternionTransform()
WIP: Raycast system (not working)
WIP: Reviewing axis-angle rotations...

src/raylib.h

@@ -294,6 +294,12 @@ typedef struct Model {
     //Matrix transform;
 } Model;
 
+// Ray type (useful for raycast)
+typedef struct Ray {
+    Vector3 position;
+    Vector3 direction;
+} Ray;
+
 // Sound source type
 typedef struct Sound {
     unsigned int source;
@@ -355,7 +361,7 @@ int GetRandomValue(int min, int max);                       // Returns a random
 Color Fade(Color color, float alpha);                       // Color fade-in or fade-out, alpha goes from 0.0f to 1.0f
 
 void SetCameraMode(int mode);                               // Multiple camera modes available
-void UpdateCamera(Vector3 *playerPosition);                 // Update camera with player position (when using internal camera)
+Camera UpdateCamera(Vector3 *position);                     // Update camera with position (when using internal camera)
 
 void SetConfigFlags(char flags);                            // Enable some window configurations
 void ShowLogo(void);                                        // Activates raylib logo at startup (can be done with flags)
@@ -363,6 +369,8 @@ void ShowLogo(void);                                        // Activates raylib
 void InitPostShader(void);                                  // Initialize fullscreen postproduction shaders system
 void SetPostShader(unsigned int shader);                    // Set fullscreen postproduction shader
 
+Ray GetMouseRay(Vector2 mousePosition, Camera camera);      // Gives the rayTrace from mouse position
+
 //------------------------------------------------------------------------------------
 // Input Handling Functions (Module: core)
 //------------------------------------------------------------------------------------
@@ -485,6 +493,7 @@ void DrawCylinderWires(Vector3 position, float radiusTop, float radiusBottom, fl
 void DrawQuad(Vector3 vertices[4], Vector2 textcoords[4], Vector3 normals[4], Color colors[4]);    // Draw a quad
 void DrawPlane(Vector3 centerPos, Vector2 size, Vector3 rotation, Color color);                    // Draw a plane
 void DrawPlaneEx(Vector3 centerPos, Vector2 size, Vector3 rotation, int slicesX, int slicesZ, Color color); // Draw a plane with divisions
+void DrawRay(Ray ray, Color color);
 void DrawGrid(int slices, float spacing);                                                          // Draw a grid (centered at (0, 0, 0))
 void DrawGizmo(Vector3 position);                                                                  // Draw simple gizmo
 void DrawGizmoEx(Vector3 position, Vector3 rotation, float scale);                                 // Draw gizmo with extended parameters
@@ -502,7 +511,7 @@ void SetModelTexture(Model *model, Texture2D texture);
 void SetModelShader(Model *model, Shader shader);                                                  // Link a shader to a model (not available on OpenGL 1.1)
 
 void DrawModel(Model model, Vector3 position, float scale, Color tint);                            // Draw a model (with texture if set)
-void DrawModelEx(Model model, Vector3 position, Vector3 rotation, Vector3 scale, Color tint);      // Draw a model with extended parameters
+void DrawModelEx(Model model, Vector3 position, float rotationAngle, Vector3 rotationAxis, Vector3 scale, Color tint);      // Draw a model with extended parameters
 void DrawModelWires(Model model, Vector3 position, float scale, Color color);                      // Draw a model wires (with texture if set)
 
 void DrawBillboard(Camera camera, Texture2D texture, Vector3 center, float size, Color tint);                         // Draw a billboard texture
@@ -513,7 +522,7 @@ Shader LoadShader(char *vsFileName, char *fsFileName);
 bool CheckCollisionSpheres(Vector3 centerA, float radiusA, Vector3 centerB, float radiusB);
 bool CheckCollisionBoxes(Vector3 minBBox1, Vector3 maxBBox1, Vector3 minBBox2, Vector3 maxBBox2);
 bool CheckCollisionBoxSphere(Vector3 minBBox, Vector3 maxBBox, Vector3 centerSphere, float radiusSphere);
-void ResolveCollisionCubicmap(Image cubicmap, Vector3 mapPosition, Vector3 *playerPosition);
+Vector3 ResolveCollisionCubicmap(Image cubicmap, Vector3 mapPosition, Vector3 *playerPosition, float radius);   // Return the normal vector of the impacted surface
 
 //------------------------------------------------------------------------------------
 // Audio Loading and Playing Functions (Module: audio)