feat: grass (#11)

* feat: add grass texture and update grass_block texture

* feat: add block data

* feat: add blocks_tool

* feat: add sync info and change function in blocks_tools

* feat: add check and new function

* refactor: make block texture loading data-driven

* feat: add rendering for grass

* feat: passable grass

* feat: random grass place

* fix: memory leak in TextureManager::load_cross_plane_texture

assets/data/block/air.toml

@@ -0,0 +1,6 @@
+id = 0
+is_cross_plane = false
+is_liquid = false
+is_passable = true
+is_transparent = true
+name = 'air'

assets/data/block/dirt.toml

@@ -0,0 +1,6 @@
+id = 2
+is_cross_plane = false
+is_liquid = false
+is_passable = false
+is_transparent = false
+name = 'dirt'

assets/data/block/grass.toml

@@ -0,0 +1,6 @@
+id = 9
+is_cross_plane = true
+is_liquid = false
+is_passable = true
+is_transparent = true
+name = 'grass'

assets/data/block/grass_block.toml

@@ -0,0 +1,6 @@
+id = 1
+is_cross_plane = false
+is_liquid = false
+is_passable = false
+is_transparent = false
+name = 'grass_block'

assets/data/block/leaf.toml

@@ -0,0 +1,6 @@
+id = 6
+is_cross_plane = false
+is_liquid = false
+is_passable = false
+is_transparent = true
+name = 'leaf'

assets/data/block/log.toml

@@ -0,0 +1,6 @@
+id = 5
+is_cross_plane = false
+is_liquid = false
+is_passable = false
+is_transparent = false
+name = 'log'

assets/data/block/sand.toml

@@ -0,0 +1,6 @@
+id = 4
+is_cross_plane = false
+is_liquid = false
+is_passable = false
+is_transparent = false
+name = 'sand'

assets/data/block/snowy_grass_block.toml

@@ -0,0 +1,6 @@
+id = 8
+is_cross_plane = false
+is_liquid = false
+is_passable = false
+is_transparent = false
+name = 'snowy_grass_block'

assets/data/block/stone.toml

@@ -0,0 +1,6 @@
+id = 3
+is_cross_plane = false
+is_liquid = false
+is_passable = false
+is_transparent = false
+name = 'stone'

assets/data/block/template.toml

@@ -0,0 +1,6 @@
+name = "template"
+id = 0
+is_liquid = false
+is_passable = false
+is_cross_plane = false
+is_transparent = false

assets/data/block/water.toml

@@ -0,0 +1,6 @@
+id = 7
+is_cross_plane = false
+is_liquid = true
+is_passable = false
+is_transparent = false
+name = 'water'

assets/shaders/block_f_shader.glsl

@@ -8,7 +8,7 @@ layout (binding = 0) uniform sampler2DArray samp;
 
 void main(void) {
     color = texture(samp, vec3(tc, tex_layer));
-    if (color.a < 0.5) {
+    if (color.a < 0.1) {
         discard;
     }
     //color = varyingColor;