Some defines tweaks for consistency

src/audio.c

@@ -79,7 +79,7 @@
     #include "utils.h"          // Required for: fopen() Android mapping
 #endif
 
-#ifdef __APPLE__
+#if defined(__APPLE__)
     #include "OpenAL/al.h"          // OpenAL basic header
     #include "OpenAL/alc.h"         // OpenAL context header (like OpenGL, OpenAL requires a context to work)
 #else
@@ -1326,7 +1326,7 @@ void TraceLog(int msgType, const char *text, ...)
     va_list args;
     int traceDebugMsgs = 0;
 
-#ifdef DO_NOT_TRACE_DEBUG_MSGS
+#if defined(DO_NOT_TRACE_DEBUG_MSGS)
     traceDebugMsgs = 0;
 #endif
 

src/core.c

@@ -118,7 +118,7 @@
     //#define GLFW_INCLUDE_NONE     // Disable the standard OpenGL header inclusion on GLFW3
     #include <GLFW/glfw3.h>         // GLFW3 library: Windows, OpenGL context and Input management
 
-    #ifdef(__linux__)
+    #if defined(__linux__)
         #define GLFW_EXPOSE_NATIVE_X11   // Linux specific definitions for getting
         #define GLFW_EXPOSE_NATIVE_GLX   // native functions like glfwGetX11Window
         #include <GLFW/glfw3native.h>    // which are required for hiding mouse
@@ -668,7 +668,7 @@ int GetScreenHeight(void)
 void ShowCursor()
 {
 #if defined(PLATFORM_DESKTOP)
-    #ifdef __linux__
+    #if defined(__linux__)
         XUndefineCursor(glfwGetX11Display(), glfwGetX11Window(window));
     #else
         glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_NORMAL);
@@ -681,7 +681,7 @@ void ShowCursor()
 void HideCursor()
 {
 #if defined(PLATFORM_DESKTOP)
-    #ifdef __linux__
+    #if defined(__linux__)
         XColor col;
         const char nil[] = {0};
 
@@ -1679,7 +1679,7 @@ static void InitGraphicsDevice(int width, int height)
         glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);        // Choose OpenGL minor version (just hint)
         glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); // Profiles Hint: Only 3.3 and above!
                                                                        // Other values: GLFW_OPENGL_ANY_PROFILE, GLFW_OPENGL_COMPAT_PROFILE
-#ifdef __APPLE__
+#if defined(__APPLE__)
         glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);  // OSX Requires
 #else
         glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_FALSE); // Fordward Compatibility Hint: Only 3.3 and above!
@@ -1964,7 +1964,7 @@ static void InitGraphicsDevice(int width, int height)
 // Set viewport parameters
 static void SetupViewport(void)
 {
-#ifdef __APPLE__
+#if defined(__APPLE__)
     // Get framebuffer size of current window
     // NOTE: Required to handle HighDPI display correctly on OSX because framebuffer
     // is automatically reasized to adapt to new DPI.
@@ -3279,7 +3279,7 @@ static void *GamepadThread(void *arg)
 // Plays raylib logo appearing animation
 static void LogoAnimation(void)
 {
-#ifndef PLATFORM_WEB
+#if !defined(PLATFORM_WEB)
     int logoPositionX = screenWidth/2 - 128;
     int logoPositionY = screenHeight/2 - 128;
 

src/rlgl.c

@@ -67,12 +67,12 @@
 #include <string.h>                 // Required for: strcmp(), strlen(), strtok() [Used only in extensions loading]
 #include <math.h>                   // Required for: atan2()
 
-#ifndef RLGL_STANDALONE
+#if !defined(RLGL_STANDALONE)
     #include "raymath.h"            // Required for: Vector3 and Matrix functions
 #endif
 
 #if defined(GRAPHICS_API_OPENGL_11)
-    #ifdef __APPLE__
+    #if defined(__APPLE__)
         #include <OpenGL/gl.h>      // OpenGL 1.1 library for OSX
     #else
         #include <GL/gl.h>          // OpenGL 1.1 library
@@ -84,7 +84,7 @@
 #endif
 
 #if defined(GRAPHICS_API_OPENGL_33)
-    #ifdef __APPLE__
+    #if defined(__APPLE__)
         #include <OpenGL/gl3.h>     // OpenGL 3 library for OSX
     #else
     #define GLAD_IMPLEMENTATION
@@ -1286,21 +1286,17 @@ void rlglLoadExtensions(void *loader)
 {
 #if defined(GRAPHICS_API_OPENGL_21) || defined(GRAPHICS_API_OPENGL_33)
     // NOTE: glad is generated and contains only required OpenGL 3.3 Core extensions (and lower versions)
-    #ifndef __APPLE__
+    #if !defined(__APPLE__)
         if (!gladLoadGLLoader((GLADloadproc)loader)) TraceLog(WARNING, "GLAD: Cannot load OpenGL extensions");
         else TraceLog(INFO, "GLAD: OpenGL extensions loaded successfully");
-    #endif
 
-#if defined(GRAPHICS_API_OPENGL_21)
-    #ifndef __APPLE__
+        #if defined(GRAPHICS_API_OPENGL_21)
         if (GLAD_GL_VERSION_2_1) TraceLog(INFO, "OpenGL 2.1 profile supported");
-    #endif
-#elif defined(GRAPHICS_API_OPENGL_33)
-    #ifndef __APPLE__
+        #elif defined(GRAPHICS_API_OPENGL_33)
         if(GLAD_GL_VERSION_3_3) TraceLog(INFO, "OpenGL 3.3 Core profile supported");
         else TraceLog(ERROR, "OpenGL 3.3 Core profile not supported");
+        #endif
     #endif
-#endif
 
     // With GLAD, we can check if an extension is supported using the GLAD_GL_xxx booleans
     //if (GLAD_GL_ARB_vertex_array_object) // Use GL_ARB_vertex_array_object

src/rlgl.h

@@ -59,12 +59,10 @@
 #ifndef RLGL_H
 #define RLGL_H
 
-#ifndef RLGL_STANDALONE
-    #include "raylib.h"         // Required for: Model, Shader, Texture2D, TraceLog()
-#endif
-
-#ifdef RLGL_STANDALONE
+#if defined(RLGL_STANDALONE)
     #define RAYMATH_STANDALONE
+#else
+    #include "raylib.h"         // Required for: Model, Shader, Texture2D, TraceLog()
 #endif
 
 #include "raymath.h"            // Required for: Vector3, Matrix