X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=collision.h;h=3dd3ba256ad06f5973b75b9672f384a4f138286b;hp=1f58f9596124c87a33396a73ada863480f58b669;hb=77d1b76d3f88c01c47d29bb507d8d9e2c398136f;hpb=b74281e908fa2cd02b711856cfbdc983300bf96d diff --git a/collision.h b/collision.h index 1f58f959..3dd3ba25 100644 --- a/collision.h +++ b/collision.h @@ -2,8 +2,6 @@ #ifndef COLLISION_H #define COLLISION_H -#include "winding.h" - typedef struct plane_s { vec3_t normal; @@ -11,12 +9,15 @@ typedef struct plane_s } plane_t; +struct texture_s; typedef struct trace_s { // if true, the entire trace was in solid (see hitsupercontentsmask) int allsolid; // if true, the initial point was in solid (see hitsupercontentsmask) int startsolid; + // this is set to true in world.c if startsolid was set in a trace against a SOLID_BSP entity, in other words this is true if the entity is stuck in a door or wall, but not if stuck in another normal entity + int bmodelstartsolid; // if true, the trace passed through empty somewhere // (set only by Q1BSP tracing) int inopen; @@ -26,6 +27,10 @@ typedef struct trace_s // fraction of the total distance that was traveled before impact // (1.0 = did not hit anything) double fraction; + // like fraction but is not nudged away from the surface (better for + // comparisons between two trace structs, as only one nudge for the final + // result is ever needed) + double realfraction; // final position of the trace (simply a point between start and end) double endpos[3]; // surface normal at impact (not really correct for edge collisions) @@ -38,6 +43,12 @@ typedef struct trace_s int hitsupercontentsmask; // the supercontents mask at the start point int startsupercontents; + // the supercontents of the impacted surface + int hitsupercontents; + // the q3 surfaceflags of the impacted surface + int hitq3surfaceflags; + // the texture of the impacted surface + struct texture_s *hittexture; // initially false, set when the start leaf is found // (set only by Q1BSP tracing and entity box tracing) int startfound; @@ -45,7 +56,7 @@ typedef struct trace_s trace_t; void Collision_Init(void); -void Collision_ClipTrace_Box(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int hitsupercontentsmask, int boxsupercontents); +void Collision_ClipTrace_Box(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int hitsupercontentsmask, int boxsupercontents, int boxq3surfaceflags, texture_t *boxtexture); typedef struct colpointf_s { @@ -55,6 +66,8 @@ colpointf_t; typedef struct colplanef_s { + struct texture_s *texture; + int q3surfaceflags; float normal[3]; float dist; } @@ -84,23 +97,46 @@ typedef struct colbrushf_s } colbrushf_t; -colbrushf_t *Collision_AllocBrushFloat(mempool_t *mempool, int numpoints, int numplanes, int numtriangles, int supercontents); void Collision_CalcPlanesForPolygonBrushFloat(colbrushf_t *brush); colbrushf_t *Collision_AllocBrushFromPermanentPolygonFloat(mempool_t *mempool, int numpoints, float *points, int supercontents); -colbrushf_t *Collision_NewBrushFromPlanes(mempool_t *mempool, int numoriginalplanes, const mplane_t *originalplanes, int supercontents, winding_t *temp1, winding_t *temp2); +colbrushf_t *Collision_NewBrushFromPlanes(mempool_t *mempool, int numoriginalplanes, const colplanef_t *originalplanes, int supercontents); void Collision_TraceBrushBrushFloat(trace_t *trace, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, const colbrushf_t *thatbrush_start, const colbrushf_t *thatbrush_end); void Collision_TraceBrushPolygonFloat(trace_t *trace, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int numpoints, const float *points, int supercontents); -void Collision_TraceBrushTriangleMeshFloat(trace_t *trace, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int numtriangles, const int *element3i, const float *vertex3f, int supercontents, const vec3_t segmentmins, const vec3_t segmentmaxs); +void Collision_TraceBrushTriangleMeshFloat(trace_t *trace, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int numtriangles, const int *element3i, const float *vertex3f, int supercontents, int q3surfaceflags, texture_t *texture, const vec3_t segmentmins, const vec3_t segmentmaxs); void Collision_TraceLineBrushFloat(trace_t *trace, const vec3_t linestart, const vec3_t lineend, const colbrushf_t *thatbrush_start, const colbrushf_t *thatbrush_end); void Collision_TraceLinePolygonFloat(trace_t *trace, const vec3_t linestart, const vec3_t lineend, int numpoints, const float *points, int supercontents); -void Collision_TraceLineTriangleMeshFloat(trace_t *trace, const vec3_t linestart, const vec3_t lineend, int numtriangles, const int *element3i, const float *vertex3f, int supercontents, const vec3_t segmentmins, const vec3_t segmentmaxs); +void Collision_TraceLineTriangleMeshFloat(trace_t *trace, const vec3_t linestart, const vec3_t lineend, int numtriangles, const int *element3i, const float *vertex3f, int supercontents, int q3surfaceflags, texture_t *texture, const vec3_t segmentmins, const vec3_t segmentmaxs); +void Collision_TracePointBrushFloat(trace_t *trace, const vec3_t point, const colbrushf_t *thatbrush); -void Collision_TraceBrushPolygonTransformFloat(trace_t *trace, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int numpoints, const float *points, const matrix4x4_t *polygonmatrixstart, const matrix4x4_t *polygonmatrixend, int supercontents); +void Collision_TraceBrushPolygonTransformFloat(trace_t *trace, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int numpoints, const float *points, const matrix4x4_t *polygonmatrixstart, const matrix4x4_t *polygonmatrixend, int supercontents, int q3surfaceflags, texture_t *texture); -colbrushf_t *Collision_BrushForBox(const matrix4x4_t *matrix, const vec3_t mins, const vec3_t maxs); +colbrushf_t *Collision_BrushForBox(const matrix4x4_t *matrix, const vec3_t mins, const vec3_t maxs, int supercontents, int q3surfaceflags, texture_t *texture); void Collision_BoundingBoxOfBrushTraceSegment(const colbrushf_t *start, const colbrushf_t *end, vec3_t mins, vec3_t maxs, float startfrac, float endfrac); +float Collision_ClipTrace_Line_Sphere(double *linestart, double *lineend, double *sphereorigin, double sphereradius, double *impactpoint, double *impactnormal); +void Collision_TraceLineTriangleFloat(trace_t *trace, const vec3_t linestart, const vec3_t lineend, const float *point0, const float *point1, const float *point2, int supercontents, int q3surfaceflags, texture_t *texture); + +// traces a box move against a single entity +// mins and maxs are relative +// +// if the entire move stays in a single solid brush, trace.allsolid will be set +// +// if the starting point is in a solid, it will be allowed to move out to an +// open area, and trace.startsolid will be set +// +// type is one of the MOVE_ values such as MOVE_NOMONSTERS which skips box +// entities, only colliding with SOLID_BSP entities (doors, lifts) +// +// passedict is excluded from clipping checks +void Collision_ClipToGenericEntity(trace_t *trace, model_t *model, int frame, const vec3_t bodymins, const vec3_t bodymaxs, int bodysupercontents, matrix4x4_t *matrix, matrix4x4_t *inversematrix, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int hitsupercontentsmask); +// like above but does not do a transform and does nothing if model is NULL +void Collision_ClipToWorld(trace_t *trace, model_t *model, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int hitsupercontents); +// combines data from two traces: +// merges contents flags, startsolid, allsolid, inwater +// updates fraction, endpos, plane and surface info if new fraction is shorter +void Collision_CombineTraces(trace_t *cliptrace, const trace_t *trace, void *touch, qboolean isbmodel); + // this enables rather large debugging spew! // settings: // 0 = no spew