add build to corner of screen

CMakeLists.txt

@@ -76,6 +76,10 @@ else()
   set(DUSK_LIBRARY_TARGET_NAME "${DUSK_BINARY_TARGET_NAME}" CACHE INTERNAL ${DUSK_CACHE_TARGET})
 endif()
 
+if(NOT DEFINED DUSK_VERSION)
+  string(TIMESTAMP DUSK_VERSION "debug-%y%m%d%H%M%S")
+endif()
+
 # Definitions
 target_compile_definitions(${DUSK_LIBRARY_TARGET_NAME}
   PUBLIC
@@ -84,6 +88,7 @@ target_compile_definitions(${DUSK_LIBRARY_TARGET_NAME}
     DUSK_GAME_AUTHOR="${DUSK_GAME_AUTHOR}"
     DUSK_GAME_SHORT_DESCRIPTION="${DUSK_GAME_SHORT_DESCRIPTION}"
     DUSK_GAME_LONG_DESCRIPTION="${DUSK_GAME_LONG_DESCRIPTION}"
+    DUSK_VERSION="${DUSK_VERSION}"
 )
 
 # Toolchains

src/dusk/asset/assetcache.c

@@ -15,8 +15,8 @@ void assetCacheInit(assetcache_t *cache) {
 }
 
 void *assetCacheLookup(assetcache_t *cache, const char_t *path) {
-  for (uint8_t i = 0; i < cache->count; i++) {
-    if (stringCompare(cache->entries[i].path, path) == 0) {
+  for(uint8_t i = 0; i < cache->count; i++) {
+    if(stringCompare(cache->entries[i].path, path) == 0) {
       return cache->entries[i].data;
     }
   }

src/dusk/engine/engine.c

@@ -33,6 +33,7 @@ errorret_t engineInit(const int32_t argc, const char_t **argv) {
   ENGINE.running = true;
   ENGINE.argc = argc;
   ENGINE.argv = argv;
+  ENGINE.version = DUSK_VERSION;
 
   // Init systems. Order is important.
   errorChain(systemInit());

src/dusk/engine/engine.h

@@ -15,6 +15,7 @@ typedef struct {
   bool_t running;
   int32_t argc;
   const char_t **argv;
+  const char_t *version;
 } engine_t;
 
 extern engine_t ENGINE;

src/dusk/scene/overworld/overworldground.c

@@ -35,11 +35,28 @@ void overworldGroundAdd(overworldground_t *ground) {
   entityPositionSetLocalScale(ground->entityId, ground->posCompId, scale);
   entityRenderableSetDraw(ground->entityId, renderComp, overworldGroundDraw);
 
-  ground->physCompId = entityAddComponent(ground->entityId, COMPONENT_TYPE_PHYSICS);
-  entityPhysicsSetBodyType(ground->entityId, ground->physCompId, PHYSICS_BODY_STATIC);
+  // Separate physics entity centered on the finite ground area.
+  // The visual entity's position is its corner {-size, 0, -size}, not its
+  // center, so a box collider on it would be misplaced. This entity sits at
+  // the true center {0, -0.5, 0} with halfExtents matching the visual extent.
+  ground->floorEntityId = entityManagerAdd();
+  componentid_t floorPosComp = entityAddComponent(
+    ground->floorEntityId, COMPONENT_TYPE_POSITION
+  );
+  componentid_t floorPhysComp = entityAddComponent(
+    ground->floorEntityId, COMPONENT_TYPE_PHYSICS
+  );
+
+  vec3 floorPos = { 0.0f, -0.5f, 0.0f };
+  entityPositionSetLocalPosition(ground->floorEntityId, floorPosComp, floorPos);
+  entityPhysicsSetBodyType(ground->floorEntityId, floorPhysComp, PHYSICS_BODY_STATIC);
   physicsshape_t shape = {
-    .type = PHYSICS_SHAPE_PLANE,
-    .data.plane = { .normal = { 0.0f, 1.0f, 0.0f }, .distance = 0.0f }
+    .type = PHYSICS_SHAPE_CUBE,
+    .data.cube = { .halfExtents = {
+      OVERWORLD_GROUND_SIZE,
+      0.5f,
+      OVERWORLD_GROUND_SIZE
+    }}
   };
-  entityPhysicsSetShape(ground->entityId, ground->physCompId, shape);
+  entityPhysicsSetShape(ground->floorEntityId, floorPhysComp, shape);
 }

src/dusk/scene/overworld/overworldground.h

@@ -11,7 +11,7 @@
 typedef struct {
   entityid_t entityId;
   componentid_t posCompId;
-  componentid_t physCompId;
+  entityid_t floorEntityId;
 } overworldground_t;
 
 /**

src/dusk/scene/overworld/overworldscene.c

@@ -73,6 +73,7 @@ void overworldSceneDispose(void) {
   OVERWORLD.cameraCamCompId = COMPONENT_ID_INVALID;
   OVERWORLD.ground.entityId = ENTITY_ID_INVALID;
   OVERWORLD.ground.posCompId = COMPONENT_ID_INVALID;
+  OVERWORLD.ground.floorEntityId = ENTITY_ID_INVALID;
   OVERWORLD.player.entityId = ENTITY_ID_INVALID;
   OVERWORLD.player.posCompId = COMPONENT_ID_INVALID;
   OVERWORLD.refCubeEntityId = ENTITY_ID_INVALID;

src/dusk/ui/uifps.c

@@ -9,6 +9,8 @@
 #include "time/time.h"
 #include "display/spritebatch/spritebatch.h"
 #include "display/text/text.h"
+#include "display/screen/screen.h"
+#include "engine/engine.h"
 
 uifps_t UIFPS;
 
@@ -53,6 +55,17 @@ errorret_t uiFPSDraw() {
     fpsText, textColor,
     &FONT_DEFAULT
   ));
-  
+  errorChain(spriteBatchFlush());
+
+  int32_t versionWidth, versionHeight;
+  textMeasure(ENGINE.version, &FONT_DEFAULT, &versionWidth, &versionHeight);
+  errorChain(textDraw(
+    (float_t)(SCREEN.width - versionWidth),
+    (float_t)(SCREEN.height - versionHeight),
+    ENGINE.version,
+    color(255, 255, 255, 128),
+    &FONT_DEFAULT
+  ));
+
   return spriteBatchFlush();
 }