Added r_shadow_bouncegrid_lightpathsize which is an alternative to blur

[xonotic/darkplaces.git] / r_shadow.h

diff --git a/r_shadow.h b/r_shadow.h
index 907173dc2d15c1e5ff1410fa72faf3dad799cb8a..685018a18279631dc8964da9050a2c6ba48dc236 100644 (file)
--- a/r_shadow.h
+++ b/r_shadow.h
@@ -38,10 +38,59 @@ extern cvar_t gl_ext_separatestencil;
 extern cvar_t gl_ext_stenciltwoside;
 
 // used by shader for bouncegrid feature
-extern rtexture_t *r_shadow_bouncegridtexture;
-extern matrix4x4_t r_shadow_bouncegridmatrix;
-extern vec_t r_shadow_bouncegridintensity;
-extern qboolean r_shadow_bouncegriddirectional;
+typedef struct r_shadow_bouncegrid_settings_s
+{
+       qboolean staticmode;
+       qboolean bounceanglediffuse;
+       qboolean directionalshading;
+       qboolean includedirectlighting;
+       qboolean blur;
+       int floatcolors;
+       float dlightparticlemultiplier;
+       qboolean hitmodels;
+       float lightradiusscale;
+       int maxbounce;
+       int lightpathsize;
+       float particlebounceintensity;
+       float particleintensity;
+       int maxphotons;
+       float energyperphoton;
+       float spacing[3];
+       int stablerandom;
+}
+r_shadow_bouncegrid_settings_t;
+
+typedef struct r_shadow_bouncegrid_state_s
+{
+       r_shadow_bouncegrid_settings_t settings;
+       qboolean capable;
+       qboolean allowdirectionalshading;
+       qboolean directional; // copied from settings.directionalshading after createtexture is decided
+       qboolean createtexture; // set to true to recreate the texture rather than updating it - happens when size changes or directional changes
+       rtexture_t *texture;
+       matrix4x4_t matrix;
+       vec_t intensity;
+       double lastupdatetime;
+       int resolution[3];
+       int numpixels;
+       int pixelbands;
+       int pixelsperband;
+       int bytesperband;
+       float spacing[3];
+       float ispacing[3];
+       vec3_t mins;
+       vec3_t maxs;
+       vec3_t size;
+       int maxsplatpaths;
+
+       // per-frame data that is very temporary
+       int numsplatpaths;
+       struct r_shadow_bouncegrid_splatpath_s *splatpaths;
+       float *highpixels;
+}
+r_shadow_bouncegrid_state_t;
+
+extern r_shadow_bouncegrid_state_t r_shadow_bouncegrid_state;
 
 void R_Shadow_Init(void);
 qboolean R_Shadow_ShadowMappingEnabled(void);