Update test

.gitignore

@@ -5,3 +5,4 @@ compile_commands.json
 raylib
 raylib-build
 *_stats
+*.data

Makefile

@@ -1,6 +1,6 @@
 CC         = clang
 CFLAGS     = -g -O3 -Iraylib/include -Iwapp/src
-LDFLAGS    = '-Wl,-rpath,$$ORIGIN/raylib/lib' -Lraylib/lib -lraylib -lprofiler
+LDFLAGS    = '-Wl,-rpath,$$ORIGIN/raylib/lib' -Lraylib/lib -lraylib
 
 .PHONY: all raylib no_dod dod
 

common.h

@@ -10,7 +10,7 @@
 #define BG_COLOR (Color){.r = 0xea, .g = 0xf2, .b = 0xe3, .a = 0xff}
 #define FG_COLOR (Color){.r = 0x42, .g = 0x4C, .b = 0x55, .a = 0xff}
 #define ZONE_COLOR (Color){.r = 0xb4, .g = 0x65, .b = 0x4a, .a = 0xff}
-#define WANDERER_COUNT 300000
+#define WANDERER_COUNT 500000
 #define ZONE_COUNT 5
 #define WANDERER_SLOWDOWN_FACTOR 0.5f
 #define WANDERER_SPEEDUP_FACTOR 2.0f

dod.c

@@ -61,8 +61,7 @@ void init_scale_wanderer(Scale *scale, XOR256State *state);
 void init_scale_zone(Scale *scale, XOR256State *state);
 void init_velocity(Velocity *velocity, XOR256State *state);
 void zero_velocity(Velocity *velocity, XOR256State *state);
-void check_collisions(u8 *tags, Rect *rects, u64 count);
-void update_positions(const u8 *tags, Rect *rects, Velocity *velocities, u64 count);
+void update_positions(u8 *tags, Rect *rects, Velocity *velocities, u64 count);
 void render_entities(const u8 *tags, const Rect *rects, u64 count);
 u64 collides(const Rect *rect, const Rect *collider);
 f32 get_random_float(XOR256State *state);
@@ -70,7 +69,7 @@ f32 get_random_float(XOR256State *state);
 int main(void) {
   SetTraceLogLevel(LOG_NONE);
   InitWindow(WIDTH, HEIGHT, "DOD test");
-  SetTargetFPS(120);
+  // SetTargetFPS(120);
 
   Allocator arena = wapp_mem_arena_allocator_init(MB(20));
   assert(!wapp_mem_allocator_invalid(&arena));
@@ -100,15 +99,13 @@ int main(void) {
       break;
     }
 
-    check_collisions(manager.tags, manager.rects, manager.count);
-
     update_positions(manager.tags, manager.rects, manager.velocities, manager.count);
 
     BeginDrawing();
 
     ClearBackground(BG_COLOR);
 
-    render_entities(manager.tags, manager.rects, manager.count);
+    // render_entities(manager.tags, manager.rects, manager.count);
 
     DrawFPS(10, 10);
 
@@ -170,11 +167,17 @@ void zero_velocity(Velocity *velocity, XOR256State *state) {
   velocity->y = 0.0f;
 }
 
-void update_positions(const u8 *tags, Rect *rects, Velocity *velocities, u64 count) {
+void update_positions(u8 *tags, Rect *rects, Velocity *velocities, u64 count) {
   u8 index = 0;
   f32 multipliers[2] = {1.0f, 0.5f};
+  persistent u64 inside_zone_mask = 0x7;
+
+  for (u64 i = ZONE_COUNT; i < count; ++i) {
+    tags[i] &= inside_zone_mask;
+    for (u64 j = 0; j < ZONE_COUNT; ++j) {
+      tags[i] |= collides(&rects[i], &rects[j]) << 3;
+    }
 
-  for (u64 i = 0; i < count; ++i) {
     index = (tags[i] & ENTITY_TAG_INSIDE_ZONE) == ENTITY_TAG_INSIDE_ZONE;
 
     rects[i].position.x += velocities[i].x * multipliers[index];
@@ -195,16 +198,6 @@ void update_positions(const u8 *tags, Rect *rects, Velocity *velocities, u64 cou
   }
 }
 
-void check_collisions(u8 *tags, Rect *rects, u64 count) {
-  persistent u64 inside_zone_mask = 0x7;
-  for (u64 i = ZONE_COUNT; i < count; ++i) {
-    tags[i] &= inside_zone_mask;
-    for (u64 j = 0; j < ZONE_COUNT; ++j) {
-      tags[i] |= collides(&rects[i], &rects[j]) << 3;
-    }
-  }
-}
-
 void render_entities(const u8 *tags, const Rect *rects, u64 count) {
   persistent RaylibDrawRectFunc renderers[2] = {DrawRectangle, DrawRectangleLines};
   persistent Color colors[2]                 = {FG_COLOR, ZONE_COLOR};

no_dod.c

@@ -51,7 +51,7 @@ f32 get_random_float(XOR256State *state);
 int main(void) {
   SetTraceLogLevel(LOG_NONE);
   InitWindow(WIDTH, HEIGHT, "No-DOD test");
-  SetTargetFPS(120);
+  // SetTargetFPS(120);
 
   Allocator arena       = wapp_mem_arena_allocator_init(MB(20));
   XOR256State state     = wapp_prng_xorshift_init_state();
@@ -85,13 +85,13 @@ int main(void) {
 
     ClearBackground(BG_COLOR);
 
-    for (u64 i = 0; i < ZONE_COUNT; ++i) {
-      render_slow_zone(&(zones[i]));
-    }
-
-    for (u64 i = 0; i < WANDERER_COUNT; ++i) {
-      render_wanderer(&(wanderers[i]));
-    }
+    // for (u64 i = 0; i < ZONE_COUNT; ++i) {
+    //   render_slow_zone(&(zones[i]));
+    // }
+    //
+    // for (u64 i = 0; i < WANDERER_COUNT; ++i) {
+    //   render_wanderer(&(wanderers[i]));
+    // }
 
     DrawFPS(10, 10);