fix onground clearing by ANDing it with a downtrace by 1 unit - this does NOT cause...

[xonotic/darkplaces.git] / r_textures.h

diff --git a/r_textures.h b/r_textures.h
index aac4bdec1d031cfd358e30e5958a1570f9e9c295..e5ba73069bf2b7d576e2f8f312c00252ea564e86 100644 (file)
--- a/r_textures.h
+++ b/r_textures.h
@@ -22,8 +22,12 @@
 #define TEXF_COMPRESS 0x00000200
 // use this flag to block R_PurgeTexture from freeing a texture
 #define TEXF_PERSISTENT 0x00000400
+// indicates texture should use GL_COMPARE_R_TO_TEXTURE mode
+#define TEXF_COMPARE 0x00000800
+// indicates texture should use lower precision where supported
+#define TEXF_LOWPRECISION 0x00001000
 // used for checking if textures mismatch
-#define TEXF_IMPORTANTBITS (TEXF_ALPHA | TEXF_MIPMAP | TEXF_CLAMP | TEXF_FORCENEAREST | TEXF_FORCELINEAR | TEXF_PICMIP | TEXF_COMPRESS)
+#define TEXF_IMPORTANTBITS (TEXF_ALPHA | TEXF_MIPMAP | TEXF_CLAMP | TEXF_FORCENEAREST | TEXF_FORCELINEAR | TEXF_PICMIP | TEXF_COMPRESS | TEXF_COMPARE | TEXF_LOWPRECISION)
 
 typedef enum textype_e
 {
@@ -33,6 +37,8 @@ typedef enum textype_e
        TEXTYPE_RGBA,
        // 32bit BGRA (preferred format due to faster uploads on most hardware)
        TEXTYPE_BGRA,
+       // 16bit D16 (16bit depth) or 32bit S8D24 (24bit depth, 8bit stencil unused)
+       TEXTYPE_SHADOWMAP,
 }
 textype_t;
 
@@ -73,10 +79,12 @@ extern cvar_t gl_texturecompression_lightcubemaps;
 // add a texture to a pool and optionally precache (upload) it
 // (note: data == NULL is perfectly acceptable)
 // (note: palette must not be NULL if using TEXTYPE_PALETTE)
-rtexture_t *R_LoadTexture1D(rtexturepool_t *rtexturepool, const char *identifier, int width, const unsigned char *data, textype_t textype, int flags, const unsigned int *palette);
 rtexture_t *R_LoadTexture2D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, const unsigned char *data, textype_t textype, int flags, const unsigned int *palette);
 rtexture_t *R_LoadTexture3D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int depth, const unsigned char *data, textype_t textype, int flags, const unsigned int *palette);
 rtexture_t *R_LoadTextureCubeMap(rtexturepool_t *rtexturepool, const char *identifier, int width, const unsigned char *data, textype_t textype, int flags, const unsigned int *palette);
+rtexture_t *R_LoadTextureShadowMapRectangle(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int precision, qboolean filter);
+rtexture_t *R_LoadTextureShadowMap2D(rtexturepool_t *rtexturepool, const char *identifier, int width, int height, int precision, qboolean filter);
+rtexture_t *R_LoadTextureShadowMapCube(rtexturepool_t *rtexturepool, const char *identifier, int width, int precision, qboolean filter);
 
 // free a texture
 void R_FreeTexture(rtexture_t *rt);
@@ -87,7 +95,7 @@ void R_UpdateTexture(rtexture_t *rt, const unsigned char *data, int x, int y, in
 
 // returns the renderer dependent texture slot number (call this before each
 // use, as a texture might not have been precached)
-#define R_GetTexture(rt) ((rt) ? ((rt)->texnum >= 0 ? (rt)->texnum : R_RealGetTexture(rt)) : r_texture_white->texnum)
+#define R_GetTexture(rt) ((rt) ? ((rt)->texnum > 0 ? (rt)->texnum : R_RealGetTexture(rt)) : r_texture_white->texnum)
 int R_RealGetTexture (rtexture_t *rt);
 
 // returns true if the texture is transparent (useful for rendering code)
@@ -110,5 +118,8 @@ void R_Textures_Frame(void);
 void R_MarkDirtyTexture(rtexture_t *rt);
 void R_MakeTextureDynamic(rtexture_t *rt, updatecallback_t updatecallback, void *data);
 
+// Clear the texture's contents
+void R_ClearTexture (rtexture_t *rt);
+
 #endif