Function pointer typedefs for core functions are not available everywhere

[libs/gl.git] / source / ext_framebuffer_object.cpp

diff --git a/source/ext_framebuffer_object.cpp b/source/ext_framebuffer_object.cpp
index e9193e1773eba757656b106d4d9323a68e5ca42d..a89b5743e8f423fba67c242a5c60e37ad1b73ff8 100644 (file)
--- a/source/ext_framebuffer_object.cpp
+++ b/source/ext_framebuffer_object.cpp
@@ -3,66 +3,66 @@
 namespace Msp {
 namespace GL {
 
-PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer = 0;
-PFNGLBINDRENDERBUFFERPROC glBindRenderbuffer = 0;
-PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus = 0;
-PFNGLDELETEFRAMEBUFFERSPROC glDeleteFramebuffers = 0;
-PFNGLDELETERENDERBUFFERSPROC glDeleteRenderbuffers = 0;
-PFNGLFRAMEBUFFERRENDERBUFFERPROC glFramebufferRenderbuffer = 0;
-PFNGLFRAMEBUFFERTEXTURE1DPROC glFramebufferTexture1D = 0;
-PFNGLFRAMEBUFFERTEXTURE2DPROC glFramebufferTexture2D = 0;
-PFNGLFRAMEBUFFERTEXTURE3DPROC glFramebufferTexture3D = 0;
-PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers = 0;
-PFNGLGENRENDERBUFFERSPROC glGenRenderbuffers = 0;
-PFNGLGENERATEMIPMAPPROC glGenerateMipmap = 0;
-PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC glGetFramebufferAttachmentParameteriv = 0;
-PFNGLGETRENDERBUFFERPARAMETERIVPROC glGetRenderbufferParameteriv = 0;
-PFNGLISFRAMEBUFFERPROC glIsFramebuffer = 0;
-PFNGLISRENDERBUFFERPROC glIsRenderbuffer = 0;
-PFNGLRENDERBUFFERSTORAGEPROC glRenderbufferStorage = 0;
+PFNGLBINDFRAMEBUFFEREXTPROC glBindFramebuffer = 0;
+PFNGLBINDRENDERBUFFEREXTPROC glBindRenderbuffer = 0;
+PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC glCheckFramebufferStatus = 0;
+PFNGLDELETEFRAMEBUFFERSEXTPROC glDeleteFramebuffers = 0;
+PFNGLDELETERENDERBUFFERSEXTPROC glDeleteRenderbuffers = 0;
+PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC glFramebufferRenderbuffer = 0;
+PFNGLFRAMEBUFFERTEXTURE1DEXTPROC glFramebufferTexture1D = 0;
+PFNGLFRAMEBUFFERTEXTURE2DEXTPROC glFramebufferTexture2D = 0;
+PFNGLFRAMEBUFFERTEXTURE3DEXTPROC glFramebufferTexture3D = 0;
+PFNGLGENFRAMEBUFFERSEXTPROC glGenFramebuffers = 0;
+PFNGLGENRENDERBUFFERSEXTPROC glGenRenderbuffers = 0;
+PFNGLGENERATEMIPMAPEXTPROC glGenerateMipmap = 0;
+PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC glGetFramebufferAttachmentParameteriv = 0;
+PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC glGetRenderbufferParameteriv = 0;
+PFNGLISFRAMEBUFFEREXTPROC glIsFramebuffer = 0;
+PFNGLISRENDERBUFFEREXTPROC glIsRenderbuffer = 0;
+PFNGLRENDERBUFFERSTORAGEEXTPROC glRenderbufferStorage = 0;
 
 Extension::SupportLevel init_ext_framebuffer_object()
 {
        if(is_version_at_least(3, 0) || is_supported("GL_ARB_framebuffer_object"))
        {
-               glBindFramebuffer = reinterpret_cast<PFNGLBINDFRAMEBUFFERPROC>(get_proc_address("glBindFramebuffer"));
-               glBindRenderbuffer = reinterpret_cast<PFNGLBINDRENDERBUFFERPROC>(get_proc_address("glBindRenderbuffer"));
-               glCheckFramebufferStatus = reinterpret_cast<PFNGLCHECKFRAMEBUFFERSTATUSPROC>(get_proc_address("glCheckFramebufferStatus"));
-               glDeleteFramebuffers = reinterpret_cast<PFNGLDELETEFRAMEBUFFERSPROC>(get_proc_address("glDeleteFramebuffers"));
-               glDeleteRenderbuffers = reinterpret_cast<PFNGLDELETERENDERBUFFERSPROC>(get_proc_address("glDeleteRenderbuffers"));
-               glFramebufferRenderbuffer = reinterpret_cast<PFNGLFRAMEBUFFERRENDERBUFFERPROC>(get_proc_address("glFramebufferRenderbuffer"));
-               glFramebufferTexture1D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE1DPROC>(get_proc_address("glFramebufferTexture1D"));
-               glFramebufferTexture2D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE2DPROC>(get_proc_address("glFramebufferTexture2D"));
-               glFramebufferTexture3D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE3DPROC>(get_proc_address("glFramebufferTexture3D"));
-               glGenFramebuffers = reinterpret_cast<PFNGLGENFRAMEBUFFERSPROC>(get_proc_address("glGenFramebuffers"));
-               glGenRenderbuffers = reinterpret_cast<PFNGLGENRENDERBUFFERSPROC>(get_proc_address("glGenRenderbuffers"));
-               glGenerateMipmap = reinterpret_cast<PFNGLGENERATEMIPMAPPROC>(get_proc_address("glGenerateMipmap"));
-               glGetFramebufferAttachmentParameteriv = reinterpret_cast<PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC>(get_proc_address("glGetFramebufferAttachmentParameteriv"));
-               glGetRenderbufferParameteriv = reinterpret_cast<PFNGLGETRENDERBUFFERPARAMETERIVPROC>(get_proc_address("glGetRenderbufferParameteriv"));
-               glIsFramebuffer = reinterpret_cast<PFNGLISFRAMEBUFFERPROC>(get_proc_address("glIsFramebuffer"));
-               glIsRenderbuffer = reinterpret_cast<PFNGLISRENDERBUFFERPROC>(get_proc_address("glIsRenderbuffer"));
-               glRenderbufferStorage = reinterpret_cast<PFNGLRENDERBUFFERSTORAGEPROC>(get_proc_address("glRenderbufferStorage"));
+               glBindFramebuffer = reinterpret_cast<PFNGLBINDFRAMEBUFFEREXTPROC>(get_proc_address("glBindFramebuffer"));
+               glBindRenderbuffer = reinterpret_cast<PFNGLBINDRENDERBUFFEREXTPROC>(get_proc_address("glBindRenderbuffer"));
+               glCheckFramebufferStatus = reinterpret_cast<PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC>(get_proc_address("glCheckFramebufferStatus"));
+               glDeleteFramebuffers = reinterpret_cast<PFNGLDELETEFRAMEBUFFERSEXTPROC>(get_proc_address("glDeleteFramebuffers"));
+               glDeleteRenderbuffers = reinterpret_cast<PFNGLDELETERENDERBUFFERSEXTPROC>(get_proc_address("glDeleteRenderbuffers"));
+               glFramebufferRenderbuffer = reinterpret_cast<PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC>(get_proc_address("glFramebufferRenderbuffer"));
+               glFramebufferTexture1D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE1DEXTPROC>(get_proc_address("glFramebufferTexture1D"));
+               glFramebufferTexture2D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE2DEXTPROC>(get_proc_address("glFramebufferTexture2D"));
+               glFramebufferTexture3D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE3DEXTPROC>(get_proc_address("glFramebufferTexture3D"));
+               glGenFramebuffers = reinterpret_cast<PFNGLGENFRAMEBUFFERSEXTPROC>(get_proc_address("glGenFramebuffers"));
+               glGenRenderbuffers = reinterpret_cast<PFNGLGENRENDERBUFFERSEXTPROC>(get_proc_address("glGenRenderbuffers"));
+               glGenerateMipmap = reinterpret_cast<PFNGLGENERATEMIPMAPEXTPROC>(get_proc_address("glGenerateMipmap"));
+               glGetFramebufferAttachmentParameteriv = reinterpret_cast<PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC>(get_proc_address("glGetFramebufferAttachmentParameteriv"));
+               glGetRenderbufferParameteriv = reinterpret_cast<PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC>(get_proc_address("glGetRenderbufferParameteriv"));
+               glIsFramebuffer = reinterpret_cast<PFNGLISFRAMEBUFFEREXTPROC>(get_proc_address("glIsFramebuffer"));
+               glIsRenderbuffer = reinterpret_cast<PFNGLISRENDERBUFFEREXTPROC>(get_proc_address("glIsRenderbuffer"));
+               glRenderbufferStorage = reinterpret_cast<PFNGLRENDERBUFFERSTORAGEEXTPROC>(get_proc_address("glRenderbufferStorage"));
                return Extension::CORE;
        }
        if(is_supported("GL_EXT_framebuffer_object"))
        {
-               glBindFramebuffer = reinterpret_cast<PFNGLBINDFRAMEBUFFERPROC>(get_proc_address("glBindFramebufferEXT"));
-               glBindRenderbuffer = reinterpret_cast<PFNGLBINDRENDERBUFFERPROC>(get_proc_address("glBindRenderbufferEXT"));
-               glCheckFramebufferStatus = reinterpret_cast<PFNGLCHECKFRAMEBUFFERSTATUSPROC>(get_proc_address("glCheckFramebufferStatusEXT"));
-               glDeleteFramebuffers = reinterpret_cast<PFNGLDELETEFRAMEBUFFERSPROC>(get_proc_address("glDeleteFramebuffersEXT"));
-               glDeleteRenderbuffers = reinterpret_cast<PFNGLDELETERENDERBUFFERSPROC>(get_proc_address("glDeleteRenderbuffersEXT"));
-               glFramebufferRenderbuffer = reinterpret_cast<PFNGLFRAMEBUFFERRENDERBUFFERPROC>(get_proc_address("glFramebufferRenderbufferEXT"));
-               glFramebufferTexture1D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE1DPROC>(get_proc_address("glFramebufferTexture1DEXT"));
-               glFramebufferTexture2D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE2DPROC>(get_proc_address("glFramebufferTexture2DEXT"));
-               glFramebufferTexture3D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE3DPROC>(get_proc_address("glFramebufferTexture3DEXT"));
-               glGenFramebuffers = reinterpret_cast<PFNGLGENFRAMEBUFFERSPROC>(get_proc_address("glGenFramebuffersEXT"));
-               glGenRenderbuffers = reinterpret_cast<PFNGLGENRENDERBUFFERSPROC>(get_proc_address("glGenRenderbuffersEXT"));
-               glGenerateMipmap = reinterpret_cast<PFNGLGENERATEMIPMAPPROC>(get_proc_address("glGenerateMipmapEXT"));
-               glGetFramebufferAttachmentParameteriv = reinterpret_cast<PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC>(get_proc_address("glGetFramebufferAttachmentParameterivEXT"));
-               glGetRenderbufferParameteriv = reinterpret_cast<PFNGLGETRENDERBUFFERPARAMETERIVPROC>(get_proc_address("glGetRenderbufferParameterivEXT"));
-               glIsFramebuffer = reinterpret_cast<PFNGLISFRAMEBUFFERPROC>(get_proc_address("glIsFramebufferEXT"));
-               glIsRenderbuffer = reinterpret_cast<PFNGLISRENDERBUFFERPROC>(get_proc_address("glIsRenderbufferEXT"));
-               glRenderbufferStorage = reinterpret_cast<PFNGLRENDERBUFFERSTORAGEPROC>(get_proc_address("glRenderbufferStorageEXT"));
+               glBindFramebuffer = reinterpret_cast<PFNGLBINDFRAMEBUFFEREXTPROC>(get_proc_address("glBindFramebufferEXT"));
+               glBindRenderbuffer = reinterpret_cast<PFNGLBINDRENDERBUFFEREXTPROC>(get_proc_address("glBindRenderbufferEXT"));
+               glCheckFramebufferStatus = reinterpret_cast<PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC>(get_proc_address("glCheckFramebufferStatusEXT"));
+               glDeleteFramebuffers = reinterpret_cast<PFNGLDELETEFRAMEBUFFERSEXTPROC>(get_proc_address("glDeleteFramebuffersEXT"));
+               glDeleteRenderbuffers = reinterpret_cast<PFNGLDELETERENDERBUFFERSEXTPROC>(get_proc_address("glDeleteRenderbuffersEXT"));
+               glFramebufferRenderbuffer = reinterpret_cast<PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC>(get_proc_address("glFramebufferRenderbufferEXT"));
+               glFramebufferTexture1D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE1DEXTPROC>(get_proc_address("glFramebufferTexture1DEXT"));
+               glFramebufferTexture2D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE2DEXTPROC>(get_proc_address("glFramebufferTexture2DEXT"));
+               glFramebufferTexture3D = reinterpret_cast<PFNGLFRAMEBUFFERTEXTURE3DEXTPROC>(get_proc_address("glFramebufferTexture3DEXT"));
+               glGenFramebuffers = reinterpret_cast<PFNGLGENFRAMEBUFFERSEXTPROC>(get_proc_address("glGenFramebuffersEXT"));
+               glGenRenderbuffers = reinterpret_cast<PFNGLGENRENDERBUFFERSEXTPROC>(get_proc_address("glGenRenderbuffersEXT"));
+               glGenerateMipmap = reinterpret_cast<PFNGLGENERATEMIPMAPEXTPROC>(get_proc_address("glGenerateMipmapEXT"));
+               glGetFramebufferAttachmentParameteriv = reinterpret_cast<PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVEXTPROC>(get_proc_address("glGetFramebufferAttachmentParameterivEXT"));
+               glGetRenderbufferParameteriv = reinterpret_cast<PFNGLGETRENDERBUFFERPARAMETERIVEXTPROC>(get_proc_address("glGetRenderbufferParameterivEXT"));
+               glIsFramebuffer = reinterpret_cast<PFNGLISFRAMEBUFFEREXTPROC>(get_proc_address("glIsFramebufferEXT"));
+               glIsRenderbuffer = reinterpret_cast<PFNGLISRENDERBUFFEREXTPROC>(get_proc_address("glIsRenderbufferEXT"));
+               glRenderbufferStorage = reinterpret_cast<PFNGLRENDERBUFFERSTORAGEEXTPROC>(get_proc_address("glRenderbufferStorageEXT"));
                return Extension::EXTENSION;
        }
        return Extension::UNSUPPORTED;