physics v1.1

src/entities.c

@@ -111,7 +111,7 @@ void translatePlayer(float dtime, int* hp, int* dmg, entity* ent, cube_0* ret) {
     //printf("(%lf %lf) (%lf %lf) (%lf %lf)\n", vx, camvx, vy, camvy, vz, camvz);
     if(true) {
         double oldvx = camvx;
-        camvx += vx/dtime;
+        camvx = vx/dtime;
         camx -= oldvx*dtime;
         camx += camvx*dtime;
         noResetSpeed = true;
@@ -121,15 +121,15 @@ void translatePlayer(float dtime, int* hp, int* dmg, entity* ent, cube_0* ret) {
         camvy += vy/dtime;
         camy -= oldvy*dtime;
         camy += camvy*dtime;
-        noResetSpeed = true;
     }
     if(true) {
         double oldvz = camvz;
-        camvz += vz/dtime;
+        camvz = vz/dtime;
         camz -= oldvz*dtime;
         camz += camvz*dtime;
         noResetSpeed = true;
     }
+    noFriction = true;
 }
 
 void go_to_player(double x, double y, double z, double w, double h, double d, double hz_angle, double vt_angle, float dtime, entity* ent, cube_0* ret) {

src/move.c

@@ -25,6 +25,7 @@ double min_dist = 0.7;
 double friction = 0.8;
 double gravity_factor = 9.8;
 bool noResetSpeed = false;
+bool noFriction = false;
 // ---------------------------------------------------------------------------------------------------- //
 
 int player_hp;
@@ -123,34 +124,43 @@ bool is_colliding(float dtime) {
 void movePlayerG(double dtime) {
     camx += camvx*dtime;
     noResetSpeed = false;
+    noFriction = false;
     if(is_colliding(dtime)) {
         camx -= camvx*dtime;
         if(!noResetSpeed) {
             camvx = 0.0;
         }
     }
-    camvx = camvx*(1-dtime*friction);
+    if(!noFriction) {
+        camvx = camvx*(1-dtime*friction);
+    }
 
     camvy -= gravity_factor*dtime;
     camy += camvy*dtime;
     noResetSpeed = false;
+    noFriction = false;
     if(is_colliding(dtime)) {
         camy -= camvy*dtime;
         if(!noResetSpeed) {
             camvy = 0.0;
         }
     }
-    camvy = camvy*(1-dtime*friction);
+    if(!noFriction) {
+        camvy = camvy*(1-dtime*friction);
+    }
 
     camz += camvz*dtime;
     noResetSpeed = false;
+    noFriction = false;
     if(is_colliding(dtime)) {
         camz -= camvz*dtime;
         if(!noResetSpeed) {
             camvz = 0.0;
         }
     }
-    camvz = camvz*(1-dtime*friction);
+    if(!noFriction) {
+        camvz = camvz*(1-dtime*friction);
+    }
 }
 
 void teleport_on_edge() {

src/structure.h

@@ -148,5 +148,6 @@ extern float rectDefault[18];
 extern int triCount;
 
 extern bool noResetSpeed;
+extern bool noFriction;
 
 #endif