void R_SetupDepthOrShadowShader(void);
void R_SetupSurfaceShader(const vec3_t lightcolorbase, qboolean modellighting, float ambientscale, float diffusescale, float specularscale, rsurfacepass_t rsurfacepass);
+typedef struct r_waterstate_waterplane_s
+{
+ rtexture_t *texture_refraction;
+ rtexture_t *texture_reflection;
+ mplane_t plane;
+ int materialflags; // combined flags of all water surfaces on this plane
+ unsigned char pvsbits[(32768+7)>>3]; // FIXME: buffer overflow on huge maps
+ qboolean pvsvalid;
+}
+r_waterstate_waterplane_t;
+
+#define MAX_WATERPLANES 16
+
+typedef struct r_waterstate_s
+{
+ qboolean enabled;
+
+ qboolean renderingscene; // true while rendering a refraction or reflection texture, disables water surfaces
+
+ int waterwidth, waterheight;
+ int texturewidth, textureheight;
+
+ int maxwaterplanes; // same as MAX_WATERPLANES
+ int numwaterplanes;
+ r_waterstate_waterplane_t waterplanes[MAX_WATERPLANES];
+
+ float screenscale[2];
+ float screencenter[2];
+}
+r_waterstate_t;
+
+extern r_waterstate_t r_waterstate;
+
#endif