protected void getAvailableExtensions() {
// For a complete list of extensions, go to this sections in the openGL
// registry:
// http://www.opengl.org/registry/#arbextspecs
// http://www.opengl.org/registry/#otherextspecs
String extensions = gl.glGetString(GL.GL_EXTENSIONS);
if (extensions.indexOf("GL_ARB_multitexture") == -1) {
multiTexAvailable = false;
System.out.println("GL_ARB_multitexture extension not available");
}
if (extensions.indexOf("GL_ARB_vertex_buffer_object") == -1) {
vbosAvailable = false;
System.out.println("GL_ARB_vertex_buffer_object extension not available");
}
if (extensions.indexOf("GL_EXT_framebuffer_object") == -1) {
fbosAvailable = false;
System.out.println("GL_EXT_framebuffer_object extension not available");
}
if (extensions.indexOf("GL_ARB_shader_objects") == -1) {
shadersAvailable = false;
System.out.println("GL_ARB_shader_objects extension not available");
}
if (extensions.indexOf("GL_EXT_geometry_shader4") == -1) {
geoShadersAvailable = false;
System.out.println("GL_ARB_geometry_shader4 extension not available");
}
if (extensions.indexOf("GL_ARB_vertex_shader") == -1) {
vertShadersAvailable = false;
System.out.println("GL_ARB_vertex_shader extension not available");
}
if (extensions.indexOf("GL_ARB_fragment_shader") == -1) {
fragShadersAvailable = false;
System.out.println("GL_ARB_fragment_shader extension not available");
}
if (extensions.indexOf("GL_ARB_shading_language_100") == -1) {
glsl100Available = false;
System.out.println("GL_ARB_shading_language_100 extension not available");
}
if (extensions.indexOf("GL_ARB_texture_float") == -1) {
floatTexAvailable = false;
System.out.println("GL_ARB_texture_float extension not available");
}
if (extensions.indexOf("GL_ARB_texture_non_power_of_two") == -1) {
nonTwoPowTexAvailable = false;
System.out.println("GL_ARB_texture_non_power_of_two extension not available");
}
if (extensions.indexOf("GL_EXT_framebuffer_multisample") == -1) {
fboMultisampleAvailable = false;
System.out.println("GL_EXT_framebuffer_multisample extension not available");
}
}
protected void getVersionNumbers() {
glVersion = gl.glGetString(GL.GL_VERSION);
glMajor = Character.getNumericValue(glVersion.charAt(0));
glMinor = Character.getNumericValue(glVersion.charAt(2));
glslVersion = gl.glGetString(GL.GL_SHADING_LANGUAGE_VERSION_ARB);
}