mirror of
https://github.com/ZDoom/gzdoom-gles.git
synced 2024-11-11 07:12:16 +00:00
- initialize portals with all other static line specials instead of doing it separately in P_FinishLoadingLineDefs when the map isn't fully set up yet.
- replace all float use in portal.cpp with doubles.
This commit is contained in:
Christoph Oelckers
parent
a85a8c1465
commit
9eaefc3685
4 changed files with 49 additions and 50 deletions
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@ -2064,9 +2064,6 @@ void P_FinishLoadingLineDef(line_t *ld, int alpha)
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ld->special = 0;
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break;
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}
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// [ZZ] check initial portal link
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P_CheckPortal(ld);
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}
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// killough 4/4/98: delay using sidedefs until they are loaded
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void P_FinishLoadingLineDefs ()
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@ -64,6 +64,7 @@
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#include "a_keys.h"
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#include "c_dispatch.h"
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#include "r_sky.h"
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#include "portal.h"
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// State.
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#include "r_state.h"
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@ -1428,6 +1429,10 @@ void P_SpawnSpecials (void)
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}
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break;
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case Line_SetPortal:
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P_SpawnLinePortal(&lines[i]);
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break;
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// [RH] ZDoom Static_Init settings
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case Static_Init:
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switch (lines[i].args[1])
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@ -11,15 +11,15 @@
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CVAR(Int, sv_portal_recursions, 4, CVAR_ARCHIVE|CVAR_SERVERINFO)
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// [ZZ] lots of floats here to avoid overflowing a lot
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bool R_IntersectLines(fixed_t o1x, fixed_t o1y, fixed_t p1x, fixed_t p1y,
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bool P_IntersectLines(fixed_t o1x, fixed_t o1y, fixed_t p1x, fixed_t p1y,
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fixed_t o2x, fixed_t o2y, fixed_t p2x, fixed_t p2y,
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fixed_t& rx, fixed_t& ry)
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{
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float xx = FIXED2FLOAT(o2x) - FIXED2FLOAT(o1x);
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float xy = FIXED2FLOAT(o2y) - FIXED2FLOAT(o1y);
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double xx = FIXED2DBL(o2x) - FIXED2DBL(o1x);
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double xy = FIXED2DBL(o2y) - FIXED2DBL(o1y);
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float d1x = FIXED2FLOAT(p1x) - FIXED2FLOAT(o1x);
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float d1y = FIXED2FLOAT(p1y) - FIXED2FLOAT(o1y);
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double d1x = FIXED2DBL(p1x) - FIXED2DBL(o1x);
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double d1y = FIXED2DBL(p1y) - FIXED2DBL(o1y);
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if (d1x > d1y)
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{
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@ -32,14 +32,14 @@ bool R_IntersectLines(fixed_t o1x, fixed_t o1y, fixed_t p1x, fixed_t p1y,
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d1y = 32767.0;
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}
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float d2x = FIXED2FLOAT(p2x) - FIXED2FLOAT(o2x);
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float d2y = FIXED2FLOAT(p2y) - FIXED2FLOAT(o2y);
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double d2x = FIXED2DBL(p2x) - FIXED2DBL(o2x);
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double d2y = FIXED2DBL(p2y) - FIXED2DBL(o2y);
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float cross = d1x*d2y - d1y*d2x;
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double cross = d1x*d2y - d1y*d2x;
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if (fabs(cross) < 1e-8)
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return false;
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float t1 = (xx * d2y - xy * d2x)/cross;
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double t1 = (xx * d2y - xy * d2x)/cross;
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rx = o1x + FLOAT2FIXED(d1x * t1);
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ry = o1y + FLOAT2FIXED(d1y * t1);
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return true;
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@ -53,8 +53,8 @@ inline int P_PointOnLineSideExplicit (fixed_t x, fixed_t y, fixed_t x1, fixed_t
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bool P_ClipLineToPortal(line_t* line, line_t* portal, fixed_t viewx, fixed_t viewy, bool partial, bool samebehind)
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{
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// check if this line is between portal and the viewer. clip away if it is.
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bool behind1 = !!P_PointOnLineSide(line->v1->x, line->v1->y, portal);
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bool behind2 = !!P_PointOnLineSide(line->v2->x, line->v2->y, portal);
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bool behind1 = !!P_PointOnLineSidePrecise(line->v1->x, line->v1->y, portal);
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bool behind2 = !!P_PointOnLineSidePrecise(line->v2->x, line->v2->y, portal);
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// [ZZ] update 16.12.2014: if a vertex equals to one of portal's vertices, it's treated as being behind the portal.
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// this is required in order to clip away diagonal lines around the portal (example: 1-sided triangle shape with a mirror on it's side)
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@ -69,8 +69,8 @@ bool P_ClipLineToPortal(line_t* line, line_t* portal, fixed_t viewx, fixed_t vie
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{
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// line is behind the portal plane. now check if it's in front of two view plane borders (i.e. if it will get in the way of rendering)
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fixed_t dummyx, dummyy;
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bool infront1 = R_IntersectLines(line->v1->x, line->v1->y, line->v2->x, line->v2->y, viewx, viewy, portal->v1->x, portal->v1->y, dummyx, dummyy);
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bool infront2 = R_IntersectLines(line->v1->x, line->v1->y, line->v2->x, line->v2->y, viewx, viewy, portal->v2->x, portal->v2->y, dummyx, dummyy);
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bool infront1 = P_IntersectLines(line->v1->x, line->v1->y, line->v2->x, line->v2->y, viewx, viewy, portal->v1->x, portal->v1->y, dummyx, dummyy);
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bool infront2 = P_IntersectLines(line->v1->x, line->v1->y, line->v2->x, line->v2->y, viewx, viewy, portal->v2->x, portal->v2->y, dummyx, dummyy);
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if (infront1 && infront2)
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return true;
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}
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@ -78,43 +78,39 @@ bool P_ClipLineToPortal(line_t* line, line_t* portal, fixed_t viewx, fixed_t vie
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return false;
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}
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bool P_CheckPortal(line_t* line)
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void P_SpawnLinePortal(line_t* line)
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{
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if (line->special == Line_SetPortal)
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// portal destination is special argument #0
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line_t* dst = NULL;
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if (line->args[0] > 0)
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{
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// portal destination is special argument #0
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line_t* dst = NULL;
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int linenum = -1;
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if (line->args[0] > 0)
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for (int i = 0; i < numlines; i++)
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{
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int linenum = -1;
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for (int i = 0; i < numlines; i++)
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if (&lines[i] == line)
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continue;
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if (tagManager.LineHasID(&lines[i], line->args[0]))
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{
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if (&lines[i] == line)
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continue;
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if (tagManager.LineHasID(&lines[i], line->args[0]))
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{
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dst = &lines[i];
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break;
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}
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dst = &lines[i];
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break;
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}
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}
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if (dst)
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{
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line->_portal = true;
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//line->portal_passive = true;// !!(line->args[2] & PORTAL_VISUAL; (line->special == Line_SetVisualPortal);
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line->_portal_dst = dst;
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}
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else
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{
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line->_portal = false;
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//line->portal_passive = false;
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line->_portal_dst = NULL;
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}
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}
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return (line->_portal);
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if (dst)
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{
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line->_portal = true;
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//line->portal_passive = true;// !!(line->args[2] & PORTAL_VISUAL; (line->special == Line_SetVisualPortal);
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line->_portal_dst = dst;
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}
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else
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{
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line->_portal = false;
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//line->portal_passive = false;
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line->_portal_dst = NULL;
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}
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}
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void P_TranslatePortalXY(line_t* src, line_t* dst, fixed_t& x, fixed_t& y)
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@ -222,9 +218,9 @@ fixed_t P_PointLineDistance(line_t* line, fixed_t x, fixed_t y)
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void P_NormalizeVXVY(fixed_t& vx, fixed_t& vy)
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{
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float _vx = FIXED2FLOAT(vx);
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float _vy = FIXED2FLOAT(vy);
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float len = sqrt(_vx*_vx+_vy*_vy);
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double _vx = FIXED2DBL(vx);
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double _vy = FIXED2DBL(vy);
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double len = sqrt(_vx*_vx+_vy*_vy);
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vx = FLOAT2FIXED(_vx/len);
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vy = FLOAT2FIXED(_vy/len);
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}
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@ -339,7 +335,7 @@ bool PortalTracer::TraceStep()
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}
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}
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//Printf("returning %d; vx = %.2f; vy = %.2f\n", (oDepth != depth), FIXED2FLOAT(this->vx), FIXED2FLOAT(this->vy));
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//Printf("returning %d; vx = %.2f; vy = %.2f\n", (oDepth != depth), FIXED2DBL(this->vx), FIXED2DBL(this->vy));
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return (oDepth != depth); // if a portal has been found, return false
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}
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@ -8,10 +8,11 @@
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#include "p_local.h"
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#include "m_bbox.h"
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void P_SpawnLinePortal(line_t* line);
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/* code ported from prototype */
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bool P_ClipLineToPortal(line_t* line, line_t* portal, fixed_t viewx, fixed_t viewy, bool partial = true, bool samebehind = true);
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bool P_CheckPortal(line_t* line);
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void P_TranslatePortalXY(line_t* src, line_t* dst, fixed_t& x, fixed_t& y);
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void P_TranslatePortalVXVY(line_t* src, line_t* dst, fixed_t& vx, fixed_t& vy);
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void P_TranslatePortalAngle(line_t* src, line_t* dst, angle_t& angle);
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