1. rcrnstn/liu-tsbk07-labs
  2. Commit 9230c2a798210f4e8b24970bd86be468d6d71c03
Browse code

Standardize OpenGL-related #includes and #defines

We use glXGetProcAddress to load glXCreateContextAttribsARB ourselves,
so GLX_GLXEXT_PROTOTYPES is not needed.

Robert Cranston authored on 27/02/2024 02:27:47
Showing 8 changed files
Makefile
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@@ -16,8 +16,7 @@ COMMON = \
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 	common/$(OS)/$(MICROGLUT)
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 CPPFLAGS += \
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 	-Icommon \
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-	-Icommon/$(OS) \
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-	-DGL_GLEXT_PROTOTYPES
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+	-Icommon/$(OS)
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 CXXFLAGS += \
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 	-g \
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 	-Wall \
common/GL_utilities.h
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@@ -5,17 +5,16 @@
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 extern "C" {
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 #endif
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-#ifdef __APPLE__
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+#if defined(__APPLE__)
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 	#define GL_SILENCE_DEPRECATION
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 	#include <OpenGL/gl3.h>
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+#elif defined(_WIN32)
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+	#include "glew.h"
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 #else
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-	#if defined(_WIN32)
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-		#include "glew.h"
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-		#include <GL/gl.h>
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-	#else
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-		#include <GL/gl.h>
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-	#endif
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+	#define GL_GLEXT_PROTOTYPES
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+	#include <GL/gl.h>
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 #endif
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+
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 #include <stdlib.h>
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 void printError(const char *functionName);
common/Linux/MicroGlut.c
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@@ -42,9 +42,8 @@
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 #include <stdlib.h>
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 #include <stdio.h>
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 #include <string.h>
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+#define GL_GLEXT_PROTOTYPES
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 #include <GL/gl.h>
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-#define GLX_GLXEXT_PROTOTYPES
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-#include <GL/glext.h>
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 #include <X11/Xlib.h>
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 #include <X11/keysym.h>
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 #include <GL/glx.h>
common/LittleOBJLoader.h
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@@ -1,12 +1,13 @@
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 #ifndef loadobj_h
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 #define loadobj_h
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-#ifdef __APPLE__
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+#if defined(__APPLE__)
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+	#define GL_SILENCE_DEPRECATION
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 	#include <OpenGL/gl3.h>
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+#elif defined(_WIN32)
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+	#include "glew.h"
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 #else
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-	#if defined(_WIN32)
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-		#include "glew.h"
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-	#endif
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+	#define GL_GLEXT_PROTOTYPES
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 	#include <GL/gl.h>
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 #endif
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common/LoadTGA.h
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@@ -5,15 +5,16 @@
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 extern "C" {
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 #endif
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-#ifdef __APPLE__
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+#if defined(__APPLE__)
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 	#define GL_SILENCE_DEPRECATION
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 	#include <OpenGL/gl3.h>
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+#elif defined(_WIN32)
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+	#include "glew.h"
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 #else
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-	#if defined(_WIN32)
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-		#include "glew.h"
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-	#endif
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+	#define GL_GLEXT_PROTOTYPES
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 	#include <GL/gl.h>
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 #endif
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+
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 #include <stdio.h>
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 #include <stdlib.h>
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 #include <string.h>
common/Mac/MicroGlut.h
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@@ -9,7 +9,6 @@ extern "C" {
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 #ifndef __APPLE__
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 	ERROR! This is the Mac version of the MicroGlut header which will not work on other platforms!
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 #endif
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-#define GL_SILENCE_DEPRECATION
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 // Same or similar to old GLUT calls
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 void glutMainLoop();
common/Mac/MicroGlut.m
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@@ -69,7 +69,7 @@
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 #define GL_SILENCE_DEPRECATION
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 #import <Cocoa/Cocoa.h>
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-#include <OpenGL/gl.h>
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+#include <OpenGL/gl3.h>
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 #include <stdlib.h>
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 #include <stdio.h>
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 #include <stddef.h>
common/VectorUtils4.h
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@@ -99,15 +99,16 @@
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 #ifndef VECTORUTILS4
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 #define VECTORUTILS4
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-#ifdef __APPLE__
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+#if defined(__APPLE__)
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 	#define GL_SILENCE_DEPRECATION
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 	#include <OpenGL/gl3.h>
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+#elif defined(_WIN32)
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+	#include "glew.h"
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 #else
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-	#if defined(_WIN32)
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-		#include "glew.h"
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-	#endif
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+	#define GL_GLEXT_PROTOTYPES
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 	#include <GL/gl.h>
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 #endif
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+
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 #include <math.h>
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 #include <stdio.h>
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