1. rcrnstn/liu-tsbk07-labs
  2. common
  3. GL_utilities.h
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 1 changed files
common/GL_utilities.h
History View file @ 9230c2a
... ... 
@@ -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);
Browse code

Remove executable bit on files

find . -type f -exec chmod -x {} +

Robert Cranston authored on 27/02/2024 02:27:27
Showing 1 changed files
common/GL_utilities.h
History View file @ 0b649af
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old mode 100755
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new mode 100644
Browse code

Add cpp-v1

Ingemar Ragnemalm authored on 21/02/2024 20:24:28 • Robert Cranston committed on 21/02/2024 20:24:28
Showing 1 changed files
common/GL_utilities.h
History View file @ b23636c
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+#ifndef _GL_UTILITIES_
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+#define _GL_UTILITIES_
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+
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+#ifdef __cplusplus
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+extern "C" {
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+#endif
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+
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+#ifdef __APPLE__
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+	#define GL_SILENCE_DEPRECATION
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+	#include <OpenGL/gl3.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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+#endif
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+#include <stdlib.h>
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+
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+void printError(const char *functionName);
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+GLuint loadShaders(const char *vertFileName, const char *fragFileName);
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+GLuint loadShadersG(const char *vertFileName, const char *fragFileName, const char *geomFileName);
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+GLuint loadShadersGT(const char *vertFileName, const char *fragFileName, const char *geomFileName,
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+						const char *tcFileName, const char *teFileName);
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+void dumpInfo(void);
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+
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+// This is obsolete! Use the functions in MicroGlut instead!
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+//void initKeymapManager();
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+//char keyIsDown(unsigned char c);
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+
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+// FBO support
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+
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+//------------a structure for FBO information-------------------------------------
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+typedef struct
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+{
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+	GLuint texid;
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+	GLuint fb;
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+	GLuint rb;
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+	GLuint depth;
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+	int width, height;
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+} FBOstruct;
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+
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+FBOstruct *initFBO(int width, int height, int int_method);
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+FBOstruct *initFBO2(int width, int height, int int_method, int create_depthimage);
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+void useFBO(FBOstruct *out, FBOstruct *in1, FBOstruct *in2);
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+void updateScreenSizeForFBOHandler(int w, int h); // Temporary workaround to inform useFBO of screen size changes
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+
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+#ifdef __cplusplus
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+}
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+#endif
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+
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+#endif