X-Git-Url: http://git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=image.h;h=99fd28c35d16bbba373d92664386fdc985c045e8;hp=214d4dd162795d62a1a507ca0ca9c2b851a36dd8;hb=06f16b7a460c06040d2dafeb02f00d734211a753;hpb=0256e57e16a302ad45090618b8d6eb5930788809 diff --git a/image.h b/image.h index 214d4dd1..99fd28c3 100644 --- a/image.h +++ b/image.h @@ -2,48 +2,76 @@ #ifndef IMAGE_H #define IMAGE_H +#include +#include "qtypes.h" +#include "cvar.h" +#include "r_textures.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, qbool inputflipx, qbool inputflipy, qbool inputflipdiagonal, int numoutputcomponents, int numinputcomponents, int *outputinputcomponentindices); + // applies gamma correction to RGB pixels, in can be the same as out -void Image_GammaRemapRGB(qbyte *in, qbyte *out, int pixels, qbyte *gammar, qbyte *gammag, qbyte *gammab); +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 RGBA, in can not be the same as out -void Image_Copy8bitRGBA(qbyte *in, qbyte *out, int pixels, int *pal); +// 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); -// makes a RGBA mask from RGBA input, in can be the same as out -int image_makemask (qbyte *in, qbyte *out, int size); +void Image_StripImageExtension (const char *in, char *out, size_t size_out); -// loads a texture, as pixel data -qbyte *loadimagepixels (char* filename, qboolean complain, int matchwidth, int matchheight); +// 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 a texture -rtexture_t *loadtextureimage (rtexturepool_t *pool, char* filename, int matchwidth, int matchheight, qboolean complain, qboolean mipmap, qboolean precache); +// loads a texture, as pixel data +unsigned char *loadimagepixelsbgra (const char *filename, qbool complain, qbool allowFixtrans, qbool convertsRGB, int *miplevel); -// loads a texture's alpha mask, as pixel data -qbyte *loadimagepixelsmask (char* filename, qboolean complain, int matchwidth, int matchheight); +// searches for lmp and wad pics of the provided name and returns true and their dimensions if found +qbool Image_GetStockPicSize(const char *filename, int *returnwidth, int *returnheight); -// loads a texture's alpha mask, as a texture -rtexture_t *loadtextureimagemask (rtexturepool_t *pool, char* filename, int matchwidth, int matchheight, qboolean complain, qboolean mipmap, qboolean precache); +// loads an 8bit pcx image into a 296x194x8bit buffer, with cropping as needed +qbool LoadPCX_QWSkin(const unsigned char *f, int filesize, unsigned char *pixels, int outwidth, int outheight); -// loads a texture and it's alpha mask at once (NULL if it has no translucent pixels) -rtexture_t *image_masktex; -rtexture_t *loadtextureimagewithmask (rtexturepool_t *pool, char* filename, int matchwidth, int matchheight, qboolean complain, qboolean mipmap, qboolean precache); +// loads the palette from an 8bit pcx image into your provided array +qbool LoadPCX_PaletteOnly(const unsigned char *f, int filesize, unsigned char *palette768b); -// writes a RGB TGA that is already upside down (which TGA wants) -qboolean Image_WriteTGARGB_preflipped (char *filename, int width, int height, qbyte *data); +// get the metadata from a Quake2 wal file +qbool LoadWAL_GetMetadata(const unsigned char *f, int filesize, int *retwidth, int *retheight, int *retflags, int *retvalue, int *retcontents, char *retanimname32c); -// writes a RGB TGA -void Image_WriteTGARGB (char *filename, int width, int height, qbyte *data); +// loads a texture, as a texture +rtexture_t *loadtextureimage (rtexturepool_t *pool, const char *filename, qbool complain, int flags, qbool allowFixtrans, qbool sRGB); -// writes a RGBA TGA -void Image_WriteTGARGBA (char *filename, int width, int height, qbyte *data); +// writes an upside down BGR image into a TGA +qbool Image_WriteTGABGR_preflipped (const char *filename, int width, int height, const unsigned char *data); -// returns true if the image has some translucent pixels -qboolean Image_CheckAlpha(qbyte *data, int size, qboolean rgba); +// writes a BGRA image into a TGA file +qbool 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_Resample (void *indata, int inwidth, int inheight, void *outdata, int outwidth, int outheight, int bytesperpixel, int quality); +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_MipReduce(qbyte *in, qbyte *out, int *width, int *height, int destwidth, int destheight, int bytesperpixel); +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(cmd_state_t *cmd); +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