#include <msp/gl/extensions/arb_uniform_buffer_object.h>
#include <msp/gl/extensions/arb_vertex_shader.h>
#include <msp/gl/extensions/ext_framebuffer_multisample.h>
+#include <msp/gl/extensions/ext_framebuffer_object.h>
#include <msp/gl/extensions/ext_gpu_shader4.h>
#include <msp/gl/extensions/ext_texture_array.h>
#include <msp/gl/extensions/msp_clipping.h>
Limits::Limits()
{
- glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, reinterpret_cast<int *>(&max_vertex_attributes));
- glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, reinterpret_cast<int *>(&max_texture_bindings));
- glGetIntegerv(GL_MAX_UNIFORM_BUFFER_BINDINGS, reinterpret_cast<int *>(&max_uniform_bindings));
glGetIntegerv(GL_MAX_CLIP_PLANES, reinterpret_cast<int *>(&max_clip_planes));
- glGetIntegerv(GL_MAX_SAMPLES, reinterpret_cast<int *>(&max_samples));
- glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, reinterpret_cast<int *>(&uniform_buffer_alignment));
- glGetIntegerv(GL_MAX_COLOR_ATTACHMENTS, reinterpret_cast<int *>(&max_color_attachments));
+ if(ARB_vertex_shader)
+ {
+ glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, reinterpret_cast<int *>(&max_vertex_attributes));
+ glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, reinterpret_cast<int *>(&max_texture_bindings));
+ }
+ if(EXT_framebuffer_object)
+ glGetIntegerv(GL_MAX_COLOR_ATTACHMENTS, reinterpret_cast<int *>(&max_color_attachments));
+ if(EXT_framebuffer_multisample)
+ glGetIntegerv(GL_MAX_SAMPLES, reinterpret_cast<int *>(&max_samples));
+ if(ARB_uniform_buffer_object)
+ {
+ glGetIntegerv(GL_MAX_UNIFORM_BUFFER_BINDINGS, reinterpret_cast<int *>(&max_uniform_bindings));
+ glGetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, reinterpret_cast<int *>(&uniform_buffer_alignment));
+ }
}