context.h

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// Software Rendering Pipeline (SRP) library
// Licensed under GNU GPLv3
 
#pragma once
 
#include <stddef.h>
#include "message_callback.h"
 
typedef enum SRPInterpolationMode
{
    SRP_INTERPOLATION_MODE_PERSPECTIVE,
    SRP_INTERPOLATION_MODE_AFFINE
} SRPInterpolationMode;
 
typedef struct SRPContext
{
    SRPMessageCallbackType messageCallback;
    void* messageCallbackUserParameter;
    SRPInterpolationMode interpolationMode;
} SRPContext;
 
typedef enum SRPContextParameter
{
    SRP_CONTEXT_MESSAGE_CALLBACK,
    SRP_CONTEXT_MESSAGE_CALLBACK_USER_PARAMETER,
    SRP_CONTEXT_INTERPOLATION_MODE
} SRPContextParameter;
 
void srpNewContext(SRPContext* pContext);
 
void srpContextSetP(SRPContextParameter contextParameter, const void* data);
 
void srpContextSetI(SRPContextParameter contextParameter, int data);
 
void* srpContextGetP(SRPContextParameter contextParameter);
 
int srpContextGetI(SRPContextParameter contextParameter);
 
 
extern SRPContext srpContext;