3D attenuation texture works now

[xonotic/darkplaces.git] / r_textures.h

diff --git a/r_textures.h b/r_textures.h
index 4b52c76d70fa608ec25b9cb90877ad4c3b076a7a..4f4eaa57bc222d121af1c9cb30c7d6a482b6e58e 100644 (file)
--- a/r_textures.h
+++ b/r_textures.h
@@ -23,10 +23,11 @@
 // 32bit RGBA
 #define TEXTYPE_RGBA 3
 
-// contents of this structure are private to gl_textures.c
+// contents of this structure are mostly private to gl_textures.c
 typedef struct
 {
-       int useless;
+       // this is exposed (rather than private) for speed reasons only
+       int texnum;
 }
 rtexture_t;
 
@@ -49,7 +50,11 @@ int R_CompatibleFragmentWidth(int width, int textype, int flags);
 
 // add a texture to a pool and optionally precache (upload) it
 // (note: data == NULL is perfectly acceptable)
-rtexture_t *R_LoadTexture (rtexturepool_t *rtexturepool, char *identifier, int width, int height, qbyte *data, int textype, int flags);
+rtexture_t *R_LoadTexture(rtexturepool_t *rtexturepool, char *identifier, int width, int height, qbyte *data, int textype, int flags);
+rtexture_t *R_LoadTexture1D(rtexturepool_t *rtexturepool, char *identifier, int width, qbyte *data, int textype, int flags);
+rtexture_t *R_LoadTexture2D(rtexturepool_t *rtexturepool, char *identifier, int width, int height, qbyte *data, int textype, int flags);
+rtexture_t *R_LoadTexture3D(rtexturepool_t *rtexturepool, char *identifier, int width, int height, int depth, qbyte *data, int textype, int flags);
+rtexture_t *R_LoadTextureCubeMap(rtexturepool_t *rtexturepool, char *identifier, int width, qbyte *data, int textype, int flags);
 
 // free a texture
 void R_FreeTexture(rtexture_t *rt);
@@ -61,10 +66,12 @@ void R_UpdateTexture(rtexture_t *rt, qbyte *data);
 // location of the fragment in the texture (note: any parameter except rt can
 // be NULL)
 void R_FragmentLocation(rtexture_t *rt, int *x, int *y, float *fx1, float *fy1, float *fx2, float *fy2);
+void R_FragmentLocation3D(rtexture_t *rt, int *x, int *y, int *z, float *fx1, float *fy1, float *fz1, float *fx2, float *fy2, float *fz2);
 
 // returns the renderer dependent texture slot number (call this before each
 // use, as a texture might not have been precached)
-int R_GetTexture (rtexture_t *rt);
+#define R_GetTexture(rt) ((rt) ? ((rt)->texnum >= 0 ? (rt)->texnum : R_RealGetTexture(rt)) : 0)
+int R_RealGetTexture (rtexture_t *rt);
 
 // returns true if the texture is transparent (useful for rendering code)
 int R_TextureHasAlpha(rtexture_t *rt);
@@ -75,5 +82,8 @@ int R_TextureWidth(rtexture_t *rt);
 // returns height of texture, as was specified when it was uploaded
 int R_TextureHeight(rtexture_t *rt);
 
+// frees processing buffers each frame, and may someday animate procedural textures
+void R_Textures_Frame(void);
+
 #endif