#include "../glNV.h"

#include "rc1.0_combiners.h"
#include "nvparse_errors.h"
#include "nvparse_externs.h"

void CombinersStruct::Validate()
{
	if (2 == numConsts &&
		cc[0].reg.bits.name == cc[1].reg.bits.name)
		errors.set("global constant set twice");

	generals.Validate(numConsts, &cc[0]);

	final.Validate();
}

void CombinersStruct::Invoke()
{
	for (int i = 0; i < numConsts; i++)
		qglCombinerParameterfvNV(cc[i].reg.bits.name, &(cc[i].v[0]));

	generals.Invoke();

	final.Invoke();
}

bool is_rc10(const char * s)
{
	return ! strncmp(s, "!!RC1.0", 7);
}


bool rc10_init_more()
{
	bool rcinit = false;
	if(rcinit == false)
	{
		//FIXME; check extension availabe
		rcinit = true;
		/*
		if(! glh_init_extensions("GL_NV_register_combiners"))
		{
			errors.set("unable to initialize GL_NV_register_combiners\n");
			return false;
		}
		else
		{
			rcinit = true;
		}
		*/
	}

	bool rc2init = false;
	if(rc2init == false)
	{
		//glh_init_extensions("GL_NV_register_combiners2");
		// Don't fail if this doesn't initialize.
		// We will run even if it doesn't exist.
		rc2init = true;
	}
	
	errors.reset();
	line_number = 1;

	return true;
}
/*
    else if(!strncmp(instring, "!!RC1.0", 7))
    {
        if(glCombinerParameterfvNV == 0)
        {
            if(! glh_init_extensions("GL_NV_register_combiners"))
            {
                errors.set("unable to initialize GL_NV_register_combiners\n");
                free(instring);
                return;
            }
        }
        if(glCombinerStageParameterfvNV == 0)
        {
            glh_init_extensions("GL_NV_register_combiners2");
            // Don't fail if this doesn't initialize.
            // We will run even if it doesn't exist.
        }
        errors.reset();
        line_number = 1;
        rc10_init(instring+7);
        rc10_parse();
    }
*/