#include <set>
-#if !defined(WIN32) && !defined(__APPLE__)
+#include <cstdlib>
+#if defined(__ANDROID__)
+#include <EGL/egl.h>
+#elif !defined(_WIN32) && !defined(__APPLE__)
#define GLX_GLXEXT_PROTOTYPES
#include <GL/glx.h>
#endif
extensions.insert(exts.begin(), exts.end());
}
- string renderer = reinterpret_cast<const char *>(glGetString(GL_RENDERER));
- if(renderer.find("Radeon")!=string::npos)
- /* Radeon doesn't process NV_primitive_restart correctly and treats
- the restart index as a normal element if the indices are stored in a
- buffer. */
- extensions.erase("GL_NV_primitive_restart");
+ if(const char *renderer_ptr = reinterpret_cast<const char *>(glGetString(GL_RENDERER)))
+ {
+ string renderer = renderer_ptr;
+ if(renderer.find("Radeon")!=string::npos || renderer.find("AMD")!=string::npos)
+ {
+ /* Radeon doesn't process NV_primitive_restart correctly and treats
+ the restart index as a normal element if the indices are stored in a
+ buffer. */
+ extensions.erase("GL_NV_primitive_restart");
+
+ /* AMD's uniform buffer objects only work with the core version of
+ shaders. */
+ if(!(get_gl_version()>=Version(2, 0)))
+ extensions.erase("GL_ARB_uniform_buffer_object");
+ }
+ }
if(const char *disable_ptr = getenv("MSPGL_DISABLE_EXTENSIONS"))
{
return extensions.count(ext);
}
+GLApi get_gl_api()
+{
+#ifdef GL_ES_VERSION_2_0
+ return OPENGL_ES2;
+#else
+ return OPENGL;
+#endif
+}
+
inline Version _get_gl_version()
{
- string gl_ver = reinterpret_cast<const char *>(glGetString(GL_VERSION));
+ const char *gl_ver_ptr = reinterpret_cast<const char *>(glGetString(GL_VERSION));
+ if(!gl_ver_ptr)
+ throw runtime_error("OpenGL version not available");
+
+ string gl_ver = gl_ver_ptr;
+ if(!gl_ver.compare(0, 10, "OpenGL ES "))
+ gl_ver.erase(0, 10);
+
Version ver(gl_ver.substr(0, gl_ver.find(' ')));
if(const char *force_ver_ptr = getenv("MSPGL_FORCE_VERSION"))
inline Version _get_glsl_version()
{
- string glsl_ver = reinterpret_cast<const char *>(glGetString(GL_SHADING_LANGUAGE_VERSION));
+ const char *glsl_ver_ptr = reinterpret_cast<const char *>(glGetString(GL_SHADING_LANGUAGE_VERSION));
+ if(!glsl_ver_ptr)
+ throw runtime_error("GLSL version not available");
+
+ string glsl_ver = glsl_ver_ptr;
+ if(!glsl_ver.compare(0, 18, "OpenGL ES GLSL ES "))
+ glsl_ver.erase(0, 18);
+
Version ver(glsl_ver.substr(0, glsl_ver.find(' ')));
if(const char *force_ver_ptr = getenv("MSPGL_FORCE_GLSL_VERSION"))
#elif defined(__APPLE__)
(void)name;
return 0; // Not supported
+#elif defined(__ANDROID__)
+ return eglGetProcAddress(name.c_str());
#else
return glXGetProcAddressARB(reinterpret_cast<const unsigned char *>(name.c_str()));
#endif