Comments tweaks

src/core.c

@@ -22,7 +22,7 @@
 *
 *       RL_LOAD_DEFAULT_FONT - Use external module functions to load default raylib font (module: text)
 *
-*   Copyright (c) 2014 Ramon Santamaria (@raysan5)
+*   Copyright (c) 2014-2016 Ramon Santamaria (@raysan5)
 *
 *   This software is provided "as-is", without any express or implied warranty. In no event
 *   will the authors be held liable for any damages arising from the use of this software.

src/models.c

@@ -4,7 +4,7 @@
 *
 *   Basic functions to draw 3d shapes and load/draw 3d models (.OBJ)
 *
-*   Copyright (c) 2014 Ramon Santamaria (@raysan5)
+*   Copyright (c) 2014-2016 Ramon Santamaria (@raysan5)
 *
 *   This software is provided "as-is", without any express or implied warranty. In no event
 *   will the authors be held liable for any damages arising from the use of this software.

src/rlgl.c

@@ -35,7 +35,7 @@
 #include <math.h>                   // Required for: atan2()
 
 #ifndef RLGL_STANDALONE
-    #include "raymath.h"            // Required for Vector3 and Matrix functions
+    #include "raymath.h"            // Required for: Vector3 and Matrix functions
 #endif
 
 #if defined(GRAPHICS_API_OPENGL_11)

src/shapes.c

@@ -4,7 +4,7 @@
 *
 *   Basic functions to draw 2d Shapes and check collisions
 *
-*   Copyright (c) 2014 Ramon Santamaria (@raysan5)
+*   Copyright (c) 2014-2016 Ramon Santamaria (@raysan5)
 *
 *   This software is provided "as-is", without any express or implied warranty. In no event
 *   will the authors be held liable for any damages arising from the use of this software.
@@ -25,9 +25,8 @@
 
 #include "raylib.h"
 
-#include <stdlib.h>     // Required for abs() function
+#include <stdlib.h>     // Required for: abs()
-#include <math.h>       // Math related functions, sin() and cos() used on DrawCircle*
+#include <math.h>       // Required for: sinf(), cosf(), sqrtf()
-                        // sqrt() and pow() and abs() used on CheckCollision*
 
 #include "rlgl.h"       // raylib OpenGL abstraction layer to OpenGL 1.1, 3.3+ or ES2
 
@@ -331,8 +330,8 @@ void DrawPoly(Vector2 center, int sides, float radius, float rotation, Color col
                 rlColor4ub(color.r, color.g, color.b, color.a);
 
                 rlVertex2f(0, 0);
-                rlVertex2f(sin(DEG2RAD*i)*radius, cos(DEG2RAD*i)*radius);
+                rlVertex2f(sinf(DEG2RAD*i)*radius, cosf(DEG2RAD*i)*radius);
-                rlVertex2f(sin(DEG2RAD*(i + 360/sides))*radius, cos(DEG2RAD*(i + 360/sides))*radius);
+                rlVertex2f(sinf(DEG2RAD*(i + 360/sides))*radius, cosf(DEG2RAD*(i + 360/sides))*radius);
             }
         rlEnd();
     rlPopMatrix();
@@ -434,7 +433,7 @@ bool CheckCollisionCircles(Vector2 center1, float radius1, Vector2 center2, floa
     float dx = center2.x - center1.x;      // X distance between centers
     float dy = center2.y - center1.y;      // Y distance between centers
 
-    float distance = sqrt(dx*dx + dy*dy);  // Distance between centers
+    float distance = sqrtf(dx*dx + dy*dy); // Distance between centers
 
     if (distance <= (radius1 + radius2)) collision = true;
 
@@ -457,7 +456,7 @@ bool CheckCollisionCircleRec(Vector2 center, float radius, Rectangle rec)
     if (dx <= (rec.width/2)) { return true; } 
     if (dy <= (rec.height/2)) { return true; }
 
-    float cornerDistanceSq = pow(dx - rec.width/2, 2) + pow(dy - rec.height/2, 2);
+    float cornerDistanceSq = (dx - rec.width/2)*(dx - rec.width/2) + (dy - rec.height/2)*(dy - rec.height/2);
 
     return (cornerDistanceSq <= (radius*radius));
 }

src/textures.c

@@ -8,7 +8,7 @@
 *       stb_image - Multiple formats image loading (JPEG, PNG, BMP, TGA, PSD, GIF, PIC)
 *                   NOTE: stb_image has been slightly modified, original library: https://github.com/nothings/stb
 *
-*   Copyright (c) 2014 Ramon Santamaria (@raysan5)
+*   Copyright (c) 2014-2016 Ramon Santamaria (@raysan5)
 *
 *   This software is provided "as-is", without any express or implied warranty. In no event
 *   will the authors be held liable for any damages arising from the use of this software.
@@ -1241,7 +1241,7 @@ Image ImageTextEx(SpriteFont font, const char *text, float fontSize, int spacing
     // NOTE: GetTextureData() not available in OpenGL ES
     Image imFont = GetTextureData(font.texture);
 
-    ImageFormat(&imFont, UNCOMPRESSED_R8G8B8A8);    // Required for color tint
+    ImageFormat(&imFont, UNCOMPRESSED_R8G8B8A8);    // Convert to 32 bit for color tint
     ImageColorTint(&imFont, tint);                  // Apply color tint to font
 
     Color *fontPixels = GetImageData(imFont);

src/utils.c

@@ -8,7 +8,7 @@
 *       tinfl - zlib DEFLATE algorithm decompression lib
 *       stb_image_write - PNG writting functions
 *
-*   Copyright (c) 2014 Ramon Santamaria (@raysan5)
+*   Copyright (c) 2014-2016 Ramon Santamaria (@raysan5)
 *
 *   This software is provided "as-is", without any express or implied warranty. In no event
 *   will the authors be held liable for any damages arising from the use of this software.