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/************************************************************************************
AstroMenace (Hardcore 3D space shooter with spaceship upgrade possibilities)
Copyright © 2006-2013 Michael Kurinnoy, Viewizard
AstroMenace is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
AstroMenace is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with AstroMenace. If not, see <http://www.gnu.org/licenses/>.
Web Site: http://www.viewizard.com/
Project: http://sourceforge.net/projects/openastromenace/
E-mail: viewizard@viewizard.com
*************************************************************************************/
#ifndef Texture_H
#define Texture_H
#include "../Base.h"
#include "../VirtualFileSystem/VFS.h"
// File types (for LoadAs parametre)
#define AUTO_FILE 0 // Detect by file extension
#define VW2D_FILE 1 // VW2D file
#define TGA_FILE 2 // TGA file
#define JPG_FILE 4 // JPG file
#define PNG_FILE 8 // PNG file
// Create alpha channel by image greyscale color
#define TX_ALPHA_GREYSC 0x0021
// Create alpha channel by equal Alpha color
#define TX_ALPHA_EQUAL 0x0022
// Create alpha channel by great or equal than Alpha color
#define TX_ALPHA_GEQUAL 0x0023
// Create alpha channel by less or equal Alpha color
#define TX_ALPHA_LEQUAL 0x0024
// Create alpha channel by great than Alpha color
#define TX_ALPHA_GREAT 0x0025
// Create alpha channel by less Alpha color
#define TX_ALPHA_LESS 0x0026
struct eTexture
{
char* Name; // File name
BYTE ARed; // Alpha channel red color
BYTE AGreen; // Alpha channel green color
BYTE ABlue; // Alpha channel blue color
int Width; // Texture width
int Height; // Texture height
int SrcWidth; // Source image width
int SrcHeight; // Source image height
int Bytes; // Bytes Per Pixel
GLuint TextureID; // Номер текстуры
eTexture* Prev; // Pointer to the previous loaded Texture in the memory
eTexture* Next; // Pointer to the next loaded Texture in the memory
int Num; // ID number
};
// eTexture functions
// Load texture from file
eTexture* vw_LoadTexture(const char *TextureName, const char *RememberAsName, int CompressionType, int LoadAs=AUTO_FILE, int NeedResizeW=0, int NeedResizeH=0);
// Create texture from memory
eTexture* vw_CreateTextureFromMemory(const char *TextureName, BYTE * DIB, int DWidth, int DHeight, int DChanels, int CompressionType, int NeedResizeW=0, int NeedResizeH=0, bool NeedDuplicateCheck=true);
// Release texture
void vw_ReleaseTexture(eTexture* Texture);
// Texture manager functions
// Release all textures
void vw_ReleaseAllTextures();
// Set textures properties
void vw_SetTextureProp(int nFiltering, int nAddress_Mode, bool nAlpha = false, int nAFlag = TX_ALPHA_EQUAL, bool nMipMap = true);
// Set textures alpha color
void vw_SetTextureAlpha(BYTE nARed, BYTE nAGreen, BYTE nABlue);
// Find texture by name
eTexture* vw_FindTextureByName(const char *Name);
// Find texture by ID
eTexture* vw_FindTextureByNum(int Num);
// Convert supported image file to VW2D format
void vw_ConvertImageToVW2D(const char *SrcName, const char *DestName);
#endif // Texture_H
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