X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=image.h;h=21dc012327b2c6b303b41156171dbfcf8c28f50e;hp=ebaafd584bea79ff59c07daf06bceb4da81a9356;hb=1ff3bc8e953680793a28ea923f2d1e58cdf2c9f0;hpb=43dcecee10781e53e11ce4f9a4d4a6a43074db82 diff --git a/image.h b/image.h index ebaafd58..21dc0123 100644 --- a/image.h +++ b/image.h @@ -1,13 +1,72 @@ -extern void Image_Copy8bitRGBA(byte *in, byte *out, int pixels, int *pal); -extern void Image_CopyRGBAGamma(byte *in, byte *out, int pixels); -extern int image_makemask (byte *in, byte *out, int size); -extern byte* loadimagepixels (char* filename, qboolean complain, int matchwidth, int matchheight); -extern int loadtextureimage (char* filename, int matchwidth, int matchheight, qboolean complain, qboolean mipmap); -extern byte* loadimagepixelsmask (char* filename, qboolean complain, int matchwidth, int matchheight); -extern int loadtextureimagemask (char* filename, int matchwidth, int matchheight, qboolean complain, qboolean mipmap); -extern int image_masktexnum; -extern int loadtextureimagewithmask (char* filename, int matchwidth, int matchheight, qboolean complain, qboolean mipmap); -extern void Image_WriteTGARGB_preflipped (char *filename, int width, int height, byte *data); -extern void Image_WriteTGARGB (char *filename, int width, int height, byte *data); -extern void Image_WriteTGARGBA (char *filename, int width, int height, byte *data); +#ifndef IMAGE_H +#define IMAGE_H + +extern int image_width, image_height; + +unsigned char *Image_GenerateNoTexture(void); + +// swizzle components (even converting number of components) and flip images +// (warning: input must be different than output due to non-linear read/write) +// (tip: component indices can contain values | 0x80000000 to tell it to +// store them directly into output, so 255 | 0x80000000 would write 255) +void Image_CopyMux(unsigned char *outpixels, const unsigned char *inpixels, int inputwidth, int inputheight, qboolean inputflipx, qboolean inputflipy, qboolean inputflipdiagonal, int numoutputcomponents, int numinputcomponents, int *outputinputcomponentindices); + +// applies gamma correction to RGB pixels, in can be the same as out +void Image_GammaRemapRGB(const unsigned char *in, unsigned char *out, int pixels, const unsigned char *gammar, const unsigned char *gammag, const unsigned char *gammab); + +// converts 8bit image data to BGRA, in can not be the same as out +void Image_Copy8bitBGRA(const unsigned char *in, unsigned char *out, int pixels, const unsigned int *pal); + +void Image_StripImageExtension (const char *in, char *out, size_t size_out); + +// called by conchars.tga loader in gl_draw.c, otherwise private +unsigned char *LoadTGA_BGRA (const unsigned char *f, int filesize, int *miplevel); + +// loads a texture, as pixel data +unsigned char *loadimagepixelsbgra (const char *filename, qboolean complain, qboolean allowFixtrans, qboolean convertsRGB, int *miplevel); + +// searches for lmp and wad pics of the provided name and returns true and their dimensions if found +qboolean Image_GetStockPicSize(const char *filename, int *returnwidth, int *returnheight); + +// loads an 8bit pcx image into a 296x194x8bit buffer, with cropping as needed +qboolean LoadPCX_QWSkin(const unsigned char *f, int filesize, unsigned char *pixels, int outwidth, int outheight); + +// loads the palette from an 8bit pcx image into your provided array +qboolean LoadPCX_PaletteOnly(const unsigned char *f, int filesize, unsigned char *palette768b); + +// get the metadata from a Quake2 wal file +qboolean LoadWAL_GetMetadata(const unsigned char *f, int filesize, int *retwidth, int *retheight, int *retflags, int *retvalue, int *retcontents, char *retanimname32c); + +// loads a texture, as a texture +rtexture_t *loadtextureimage (rtexturepool_t *pool, const char *filename, qboolean complain, int flags, qboolean allowFixtrans, qboolean sRGB); + +// writes an upside down BGR image into a TGA +qboolean Image_WriteTGABGR_preflipped (const char *filename, int width, int height, const unsigned char *data); + +// writes a BGRA image into a TGA file +qboolean Image_WriteTGABGRA (const char *filename, int width, int height, const unsigned char *data); + +// resizes the image (in can not be the same as out) +void Image_Resample32(const void *indata, int inwidth, int inheight, int indepth, void *outdata, int outwidth, int outheight, int outdepth, int quality); + +// scales the image down by a power of 2 (in can be the same as out) +void Image_MipReduce32(const unsigned char *in, unsigned char *out, int *width, int *height, int *depth, int destwidth, int destheight, int destdepth); + +void Image_HeightmapToNormalmap_BGRA(const unsigned char *inpixels, unsigned char *outpixels, int width, int height, int clamp, float bumpscale); + +// console command to fix the colors of transparent pixels (to prevent weird borders) +void Image_FixTransparentPixels_f(void); +extern cvar_t r_fixtrans_auto; + +#define Image_LinearFloatFromsRGBFloat(c) (((c) <= 0.04045f) ? (c) * (1.0f / 12.92f) : (float)pow(((c) + 0.055f)*(1.0f/1.055f), 2.4f)) +#define Image_sRGBFloatFromLinearFloat(c) (((c) < 0.0031308f) ? (c) * 12.92f : 1.055f * (float)pow((c), 1.0f/2.4f) - 0.055f) +#define Image_LinearFloatFromsRGB(c) Image_LinearFloatFromsRGBFloat((c) * (1.0f / 255.0f)) +#define Image_sRGBFloatFromLinear(c) Image_sRGBFloatFromLinearFloat((c) * (1.0f / 255.0f)) +#define Image_sRGBFloatFromLinear_Lightmap(c) Image_sRGBFloatFromLinearFloat((c) * (2.0f / 255.0f)) * 0.5f + +void Image_MakeLinearColorsFromsRGB(unsigned char *pout, const unsigned char *pin, int numpixels); +void Image_MakesRGBColorsFromLinear_Lightmap(unsigned char *pout, const unsigned char *pin, int numpixels); + +#endif +