//See http://www.paulbourke.net/dataformats/tga/ for TGA specification

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>

const int IMAGE_TYPE_RGB= 2;

typedef unsigned char uchar;

//Unmapped RGB(A)
typedef struct {
    uchar idLength;					// Number of Characters in Identification Field = the size of TGA header, 0 by default
    uchar colorMapType;				// Color Map Type. 0 means no color map is included
    uchar imageType;				// IMAGE_TYPE_RGB
    uchar colorMapSpec[5];			// ignored in case of Unmapped RGB image
    uint16_t xOrigin;				// Image X origin - Integer ( lo-hi ) Y coordinate of the lower left corner of the image
   	uint16_t yOrigin;				// Image Y origin - Integer ( lo-hi ) Y coordinate of the lower left corner of the image
   	uint16_t width;					// Image width
   	uint16_t height;				// Image height
   	uchar BPP;						// Bits Per Pixel
    uchar imageDescriptor;			// Image descriptor
} TGAHeader;

typedef struct {
  TGAHeader header;
  uchar* data;
} TGAImage;


// size_t getNumberOfBytes(const TGAHeader& header)
// {
// }

// void tgaSetHeader(TGAHeader& header, const uint16_t width, const uint16_t height) 
// {
// }

// void tgaAllocateData(uchar*& data, const TGAHeader& header)
// {
// }

// TGAImage* tgaCreate(const uint16_t width, const uint16_t height ) 
// {
// }

// void tgaFree(TGAImage* img)
// {
// }

// void tgaZeros(TGAImage* img)
// {
// }


// void tgaDrawWhiteRect(TGAImage* img, const int start_x, const int start_y, const int end_x, const int end_y ) 
// {
// }


// void tgaSave(const TGAImage* img, const char * filename ) 
// {
// }


int main() 
{
	const uint16_t width = 640;
	const uint16_t height = 480;

    // TGAImage* img = tgaCreate(width, height);

	// tgaZeros(img);
	// tgaDrawWhiteRect(img, 0, 0, 320, 240);
    // tgaSave(img, "img.tga");
    // tgaFree(img);

    return 0;
}