Source/SR_ConfigData.c

/******************************************************************************
 **                                                                          **
 **     Module:     SR_ConfigData.c                                          **
 **                                                                          **
 **                                                                          **
 **     Purpose:    Generic sample renderer routines                         **
 **                                                                          **
 **                                                                          **
 **                                                                          **
 **     Copyright (C) 1996-1997 Apple Computer, Inc.  All rights reserved.   **
 **                                                                          **
 **                                                                          **
 *****************************************************************************/
#include <assert.h>
 
#include <string.h>
 
#include "QD3D.h"
 
#include "SR.h"
#include "SR_ConfigData.h"
 
#define LOCAL_BUFFER_SIZE   sizeof(short)
 
/*===========================================================================*\
 *
 *  Routine:    SR_GetConfigurationData()
 *
 *  Comments:   
 *
\*===========================================================================*/
 
TQ3Status SR_GetConfigurationData(
    TQ3RendererObject           renderer, 
    unsigned char               *dataBuffer, 
    unsigned long               bufferSize,
    unsigned long               *actualDataSize,    
    void                        *rendererPrivate)
{
    UNUSED(renderer);
    
    *actualDataSize = LOCAL_BUFFER_SIZE;
    
    if (dataBuffer != NULL)  {
        if (bufferSize >= LOCAL_BUFFER_SIZE) {
            memcpy(
                (char *) dataBuffer, 
                (char *) &(((TSRPrivate *) rendererPrivate)->dummyConfigData),
                LOCAL_BUFFER_SIZE);
        } else {
            memcpy(
                (char *) dataBuffer,
                (char *) &(((TSRPrivate *) rendererPrivate)->dummyConfigData),
                bufferSize);
            *actualDataSize = bufferSize;
        }
    }
    
    return (kQ3Success);
}
 
 
/*===========================================================================*\
 *
 *  Routine:    SR_GetConfigurationData()
 *
 *  Comments:   
 *
\*===========================================================================*/
 
TQ3Status SR_SetConfigurationData(
    TQ3RendererObject           renderer, 
    unsigned char               *dataBuffer, 
    unsigned long               bufferSize, 
    void                        *rendererPrivate)
{
    UNUSED(renderer);
    
    if (dataBuffer != NULL && bufferSize == LOCAL_BUFFER_SIZE) {
        memcpy(
            (char *) &(((TSRPrivate *) rendererPrivate)->dummyConfigData),
            (char *) dataBuffer, 
            bufferSize);
        return (kQ3Success);
    }
    
    return (kQ3Failure);
}


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