texturgenerator.cpp

一个96K的3D游戏源码

#include "stdio.h"
#include "stdlib.h"
#include <string.h>
#include <stdarg.h>
#include <math.h>
#include <windows.h>
#include <conio.h>

#include "TexturGenerator.h"

tImage *BlankImage;

tImage *CreateImage(long XSize,long YSize)
{
	tImage *Temp;
	
	long M;
	Temp=(tImage*)malloc(sizeof(tImage));
	Temp->XSize=XSize;
	Temp->YSize=YSize;
	M=XSize*YSize*4;
	Temp->Data=malloc(M);
	return(Temp);
};

tImage *CopyImage(tImage *Orig)
{
	tImage *Temp;
	long M;

	Temp=(tImage*)malloc(sizeof(tImage));
//	memcpy(Temp,Orig,sizeof(tImage));
	*Temp=*Orig;
	
	M=Temp->XSize*Temp->YSize*4;

	Temp->Data=malloc(M);
	memcpy(Temp->Data,Orig->Data,M);
	return(Temp);
}

void DestroyImage(tImage *Temp)
{
	if(Temp==NULL) return;
	if(Temp->Data!=NULL) free(Temp->Data);
	free(Temp);
}



tLayer *CreateLayer()
{
	tLayer *Temp;

	Temp=(tLayer*)malloc(sizeof(tLayer));
	Temp->Command=NULL;
	Temp->Image=NULL;
	Temp->Next=NULL;
	return(Temp);
}

long GetLayerNr(tLayer *Start,tLayer *Temp)
{
	long I=0;
	while(Start!=Temp)
	{
		I++;
		Start=Start->Next;
	}
	return(I);
}

tLayer *GetLayerAddr(tLayer *Start,long I)
{
	while(I>0)
	{
		Start=Start->Next;
		I--;
	}
	return(Start);
}

long CountLayers(tLayer *Temp)
{
	long I=0;
	while(Temp!=NULL) 
	{
		I++;
		Temp=Temp->Next;
	}
	return(I);
}

void AttachLayer(tLayer *Start,tLayer *Temp)
{
	while(Start->Next!=NULL) Start=Start->Next;
	Start->Next=Temp;
}