#ifndef R_SHADOW_H
#define R_SHADOW_H
+#include "taskqueue.h"
+
#define R_SHADOW_SHADOWMAP_NUMCUBEMAPS 8
extern cvar_t r_shadow_bumpscale_basetexture;
extern cvar_t r_shadow_realtime_world_compilesvbsp;
extern cvar_t r_shadow_realtime_world_compileportalculling;
extern cvar_t r_shadow_scissor;
-extern cvar_t r_shadow_polygonfactor;
-extern cvar_t r_shadow_polygonoffset;
-extern cvar_t r_shadow_texture3d;
-extern cvar_t gl_ext_separatestencil;
-extern cvar_t gl_ext_stenciltwoside;
// used by shader for bouncegrid feature
typedef struct r_shadow_bouncegrid_settings_s
{
qboolean staticmode;
- qboolean bounceanglediffuse;
qboolean directionalshading;
qboolean includedirectlighting;
qboolean blur;
+ qboolean normalizevectors;
int floatcolors;
float dlightparticlemultiplier;
qboolean hitmodels;
float lightradiusscale;
int maxbounce;
- int lightpathsize;
+ float lightpathsize;
float particlebounceintensity;
float particleintensity;
int maxphotons;
float energyperphoton;
float spacing[3];
- int stablerandom;
+ int rng_type;
+ int rng_seed;
float bounceminimumintensity2;
+ int subsamples;
}
r_shadow_bouncegrid_settings_t;
+#define PHOTON_MAX_PATHS 11
+
+typedef struct r_shadow_bouncegrid_photon_path_s
+{
+ vec3_t start;
+ vec3_t end;
+ vec3_t color;
+}
+r_shadow_bouncegrid_photon_path_t;
+
+typedef struct r_shadow_bouncegrid_photon_s
+{
+ // parameters for tracing this photon
+ vec3_t start;
+ vec3_t end;
+ float color[3];
+ float bounceminimumintensity2;
+ float startrefractiveindex;
+
+ // results
+ int numpaths;
+ r_shadow_bouncegrid_photon_path_t paths[PHOTON_MAX_PATHS];
+}
+r_shadow_bouncegrid_photon_t;
+
typedef struct r_shadow_bouncegrid_state_s
{
r_shadow_bouncegrid_settings_t settings;
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;
int highpixels_index; // which one is active - this toggles when doing blur
float *highpixels; // equals blurpixels[highpixels_index]
float *blurpixels[2];
unsigned char *u8pixels; // temporary processing buffer when outputting to rgba8 format
unsigned short *fp16pixels; // temporary processing buffer when outputting to rgba16f format
+ // describe the photons we intend to shoot for threaded dispatch
+ int numphotons; // number of photons to shoot this frame, always <= settings.maxphotons
+ r_shadow_bouncegrid_photon_t *photons; // describes the photons being shot this frame
+
+ // tasks
+ taskqueue_task_t cleartex_task; // clears the highpixels array
+ taskqueue_task_t assignphotons_task; // sets the photon counts on lights, etc
+ taskqueue_task_t enqueuephotons_task; // enqueues tasks to shoot the photons
+ taskqueue_task_t *photons_tasks; // [maxphotons] taskqueue entries to perform the photon shots
+ taskqueue_task_t photons_done_task; // checks that all photon shots are completed
+ taskqueue_task_t enqueue_slices_task; // enqueues slice tasks to render the light accumulation into the texture
+ taskqueue_task_t *slices_tasks; // [resolution[1]] taskqueue entries to perform the light path accumulation into the texture
+ taskqueue_task_t slices_done_task; // checks that light accumulation in the texture is done
+ taskqueue_task_t blurpixels_task; // blurs the highpixels array
}
r_shadow_bouncegrid_state_t;
void R_Shadow_Init(void);
qboolean R_Shadow_ShadowMappingEnabled(void);
-void R_Shadow_VolumeFromList(int numverts, int numtris, const float *invertex3f, const int *elements, const int *neighbors, const vec3_t projectorigin, const vec3_t projectdirection, float projectdistance, int nummarktris, const int *marktris, vec3_t trismins, vec3_t trismaxs);
void R_Shadow_ShadowMapFromList(int numverts, int numtris, const float *vertex3f, const int *elements, int numsidetris, const int *sidetotals, const unsigned char *sides, const int *sidetris);
-void R_Shadow_MarkVolumeFromBox(int firsttriangle, int numtris, const float *invertex3f, const int *elements, const vec3_t projectorigin, const vec3_t projectdirection, const vec3_t lightmins, const vec3_t lightmaxs, const vec3_t surfacemins, const vec3_t surfacemaxs);
int R_Shadow_CalcTriangleSideMask(const vec3_t p1, const vec3_t p2, const vec3_t p3, float bias);
int R_Shadow_CalcSphereSideMask(const vec3_t p1, float radius, float bias);
int R_Shadow_ChooseSidesFromBox(int firsttriangle, int numtris, const float *invertex3f, const int *elements, const matrix4x4_t *worldtolight, const vec3_t projectorigin, const vec3_t projectdirection, const vec3_t lightmins, const vec3_t lightmaxs, const vec3_t surfacemins, const vec3_t surfacemaxs, int *totals);
void R_Shadow_RenderMode_Begin(void);
void R_Shadow_RenderMode_ActiveLight(const rtlight_t *rtlight);
void R_Shadow_RenderMode_Reset(void);
-void R_Shadow_RenderMode_StencilShadowVolumes(qboolean zpass);
-void R_Shadow_RenderMode_Lighting(qboolean stenciltest, qboolean transparent, qboolean shadowmapping, qboolean noselfshadowpass);
+void R_Shadow_RenderMode_Lighting(qboolean transparent, qboolean shadowmapping, qboolean noselfshadowpass);
void R_Shadow_RenderMode_DrawDeferredLight(qboolean shadowmapping);
-void R_Shadow_RenderMode_VisibleShadowVolumes(void);
-void R_Shadow_RenderMode_VisibleLighting(qboolean stenciltest, qboolean transparent);
+void R_Shadow_RenderMode_VisibleLighting(qboolean transparent);
void R_Shadow_RenderMode_End(void);
void R_Shadow_ClearStencil(void);
void R_Shadow_SetupEntityLight(const entity_render_t *ent);
void R_RTLight_Compile(rtlight_t *rtlight);
void R_RTLight_Uncompile(rtlight_t *rtlight);
-void R_Shadow_PrepareLights(int fbo, rtexture_t *depthtexture, rtexture_t *colortexture);
+void R_Shadow_PrepareLights(void);
void R_Shadow_ClearShadowMapTexture(void);
void R_Shadow_DrawPrepass(void);
void R_Shadow_DrawLights(void);
#define LP_LIGHTMAP 1
#define LP_RTWORLD 2
#define LP_DYNLIGHT 4
-void R_LightPoint(float *color, const vec3_t p, const int flags);
-void R_CompleteLightPoint(float *ambientcolor, float *diffusecolor, float *diffusenormal, const vec3_t p, const int flags);
+void R_CompleteLightPoint(float *ambient, float *diffuse, float *lightdir, const vec3_t p, const int flags, float lightmapintensity, float ambientintensity);
void R_Shadow_DrawShadowMaps(void);
-void R_Shadow_DrawModelShadows(void);
#endif
projects / xonotic / darkplaces.git / blobdiff