X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=image.h;h=dd555a8f481e8a92e6a6d6e9e33f071f8d8e4707;hb=9aa980a4b04477b881d75285469885a82281be61;hp=04d33378ff1be29f4a6610dc2b97b37103c2d91f;hpb=b252f6823904f7cddfe55fb81b86aed8fed27204;p=xonotic%2Fdarkplaces.git

diff --git a/image.h b/image.h
index 04d33378..dd555a8f 100644
--- a/image.h
+++ b/image.h
@@ -28,6 +28,12 @@ unsigned char *loadimagepixelsbgra (const char *filename, qboolean complain, qbo
 // 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);
 
@@ -49,11 +55,14 @@ void Image_HeightmapToNormalmap_BGRA(const unsigned char *inpixels, unsigned cha
 void Image_FixTransparentPixels_f(void);
 extern cvar_t r_fixtrans_auto;
 
-#define Image_LinearFloatFromsRGB(c) (((c) < 11) ? (c) * 0.000302341331f : (float)pow(((c)*(1.0f/256.0f) + 0.055f)*(1.0f/1.0555f), 2.4f))
-#define Image_sRGBFloatFromLinear(c) (((c) < 1) ? (c) * 0.05046875f : 1.055f * (float)pow((c)*(1.0f/256.0f), 1.0f/2.4f) - 0.055f)
+#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(unsigned char *pout, const unsigned char *pin, int numpixels);
+void Image_MakesRGBColorsFromLinear_Lightmap(unsigned char *pout, const unsigned char *pin, int numpixels);
 
 #endif