max3dtexturesize.c

#include <stdio.h>
#include <GL/glut.h>

#define local_GL_MAX_3D_TEXTURE_SIZE	0x8073

int main(int argc, char *argv[])
{
	glutInit(&argc, argv);
	glutInitDisplayMode(GLUT_RGBA | GLUT_DEPTH | GLUT_STENCIL | GLUT_DOUBLE);
	glutCreateWindow("Max 3D texture size");

	GLint max_texture_size, max_3d_texture_size;
	glGetIntegerv(GL_MAX_TEXTURE_SIZE, &max_texture_size);
	glGetIntegerv(local_GL_MAX_3D_TEXTURE_SIZE, &max_3d_texture_size);
	printf(
		"{\n"
		"  \"r\":\"%s\",\n"
		"  \"v\":\"%s\",\n"
		"  \"tm\":%d,\n"
		"  \"t3\":%d,\n"
		"}\n",
		glGetString(GL_RENDERER),
		glGetString(GL_VERSION),
		max_texture_size,
		max_3d_texture_size );

	return 0;
}