blood tweaks

src/pp/pp_sim/pp_sim_core.c

@@ -1342,6 +1342,11 @@ void S_TickForever(WaveLaneCtx *lane)
     //////////////////////////////
     //- Update ent controls
 
+    for (S_Ent *ent = S_FirstEnt(world); ent->valid; ent = S_NextEnt(ent))
+    {
+      ent->fire_presses = 0;
+    }
+
     for (S_CmdNode *cmd_node = input->first_cmd_node; cmd_node; cmd_node = cmd_node->next)
     {
       S_Cmd cmd = cmd_node->cmd;
@@ -1353,6 +1358,7 @@ void S_TickForever(WaveLaneCtx *lane)
           target->move = ClampVec2Len(cmd.move, 1);
           target->look = cmd.look;
           target->fire_held = cmd.fire_held;
+          target->fire_presses += cmd.fire_presses;
         }
       }
     }
@@ -1600,7 +1606,8 @@ void S_TickForever(WaveLaneCtx *lane)
       S_EntList bullets_to_spawn = Zi;
       for (S_Ent *firer = S_FirstEnt(world); firer->valid; firer = S_NextEnt(firer))
       {
-        if (firer->fire_held)
+        // if (firer->fire_held)
+        if (firer->fire_presses)
         {
           // i64 fire_delta_ns = world->time_ns - firer->last_fire_ns;
 
@@ -1608,10 +1615,10 @@ void S_TickForever(WaveLaneCtx *lane)
 
           // i64 tick_bullets_count = sim_dt * firer->fire_rate;
 
-          f32 fire_rate = 50;
+          f32 fire_rate = 20;
-          f32 bullets_per_fire = 3;
+          f32 bullets_per_fire = 1;
-          f32 spread = Tau * 0.05;
+          // f32 spread = Tau * 0.05;
-          // f32 spread = Tau * 0.01;
+          f32 spread = Tau * 0.01;
           f32 tweak_speed = TweakFloat("Bullet speed", 100, 1, 100);
 
           b32 can_fire = (firer->last_fire_ns + NsFromSeconds(1.0 / fire_rate)) <= world->time_ns;
@@ -1883,7 +1890,7 @@ void S_TickForever(WaveLaneCtx *lane)
         {
           Vec4 color = VEC4(0.8, 0.8, 0.8, 1);
           Vec2 p0 = world_shape.centroid;
-          Vec2 p1 = S_SupportPointFromShape(world_shape, ent->look).p;
+          Vec2 p1 = S_EdgePointFromShape(world_shape, ent->look);
           S_DebugDrawLine(p0, p1, color);
         }
       }

src/pp/pp_sim/pp_sim_core.h

@@ -71,6 +71,7 @@ Struct(S_Ent)
   Vec2 move;
   Vec2 look;
   f32 fire_held;
+  f32 fire_presses;
 
   // TODO: Remove this (weapon testing)
   i64 last_fire_ns;
@@ -260,6 +261,7 @@ Struct(S_Cmd)
   Vec2 move;
   Vec2 look;
   b32 fire_held;
+  i32 fire_presses;
 };
 
 Struct(S_CmdNode)

src/pp/pp_vis/pp_vis_core.c

@@ -2562,6 +2562,7 @@ void V_TickForever(WaveLaneCtx *lane)
         if (frame->held_buttons[Button_S]) move.y += 1;
       }
       f32 fire_held = frame->held_buttons[Button_M1];
+      f32 fire_presses = fire_held && !last_frame->held_buttons[Button_M1];
       Vec2 look = Zi;
       {
         Vec2 center = MulXformV2(player->xf, player->local_shape.centroid);
@@ -2580,6 +2581,7 @@ void V_TickForever(WaveLaneCtx *lane)
         frame->move = move;
         frame->look = look;
         frame->fire_held = fire_held;
+        frame->fire_presses = fire_presses;
       }
     }
 
@@ -2590,6 +2592,7 @@ void V_TickForever(WaveLaneCtx *lane)
       cmd->move = frame->move;
       cmd->look = frame->look;
       cmd->fire_held = frame->fire_held;
+      cmd->fire_presses = frame->fire_presses;
     }
 
     //////////////////////////////
@@ -2819,12 +2822,12 @@ void V_TickForever(WaveLaneCtx *lane)
           V_ParticleFlag flags = 0;
           flags |= V_ParticleFlag_PruneWhenStill;
           flags |= V_ParticleFlag_StainOnPrune;
-          if (TweakBool("Emitter stain trail", 0))
+          if (TweakBool("Emitter stain trail", 1))
           {
             flags |= V_ParticleFlag_StainTrail;
           }
           // f32 count = TweakFloat("Emitter count", 50, 0, 10000);
-          f32 count = TweakFloat("Emitter count", 50, 1, 1000);
+          f32 count = TweakFloat("Emitter count", 20, 1, 1000);
           f32 speed = TweakFloat("Emitter speed", 20, 0, 100);
           f32 falloff = TweakFloat("Emitter falloff", 50, 0, 100);
           f32 angle_spread = TweakFloat("Emitter angle spread", 0.1, 0, 1) * Tau;
@@ -2852,9 +2855,10 @@ void V_TickForever(WaveLaneCtx *lane)
             // emitter.angle_spread = Tau / 32;
 
             // emitter.color_lin = LinearFromSrgb(VEC4(0.5, 0.1, 0.1, 1));
-            emitter.color_lin = LinearFromSrgb(VEC4(0.5, 0.1, 0.1, 1));
+            emitter.color_lin = LinearFromSrgb(VEC4(0.5, 0.1, 0.1, 0.5));
 
-            emitter.color_spread = VEC4(0.1, 0, 0, 0);
+            // emitter.color_spread = VEC4(0.1, 0, 0, 0);
+            emitter.color_spread = VEC4(0.1, 0, 0, 0.5);
 
             // emitter.color = LinearFromSrgb(Vec4(0.5, 0.1, 0.1, 1));
 

src/pp/pp_vis/pp_vis_core.h

@@ -268,6 +268,7 @@ Struct(V_Frame)
   Vec2 move;
   Vec2 look;
   f32 fire_held;
+  f32 fire_presses;
 
   // Sim cmds
   u64 sim_cmds_count;

src/pp/pp_vis/pp_vis_gpu.g

@@ -118,7 +118,8 @@ ComputeShader2D(V_BackdropCS, 8, 8)
 
           case S_TileKind_Wall:
           {
-            result = Color_Red;
+            // result = Color_Red;
+            result = Color_Black;
           } break;
         }
       }
@@ -402,7 +403,17 @@ ComputeShader(V_SimParticlesCS, 64)
           cells[cell_pos] = color;
           if (should_stain)
           {
-            stains[cell_pos] = color;
+            // stains[cell_pos] = color;
+
+
+            Vec4 old_stain = stains[cell_pos];
+
+            Vec4 new_stain = 0;
+            new_stain.rgb = (old_stain.rgb * old_stain.a) + (color.rgb * (1.0 - old_stain.a));
+            new_stain.a = color.a = (old_stain.a * 1) + (color.a * (1.0 - old_stain.a));
+
+
+            stains[cell_pos] = new_stain;
           }
         }
         else