Added Texture object for handling creating and caching textures, stubbed ParticleEmitter

assets/base/war_factory/scripts/war_factory.rb

@@ -5,4 +5,7 @@ on.create do |event|
   map.insert_entity("base", "information_panel", event.entity.position + Vector.new(0.5, 0, 3), Vector.new(0, 90, 0))
   map.insert_entity("base", "door", event.entity.position + Vector.new(3.3, 0, 6), Vector.new(0, 0, 0))
   map.insert_entity("base", "door", event.entity.position + Vector.new(3.3, 0, 6), Vector.new(0, 180, 0))
+
+  map.insert_particle_emitter(Vector.new(3.0, 15.379, 0.029), Texture.new("base", "shared", "particles", "smoke", "smoke.png"))
+  map.insert_particle_emitter(Vector.new(5.0, 15.379, 0.029), Texture.new("base", "shared", "particles", "smoke", "smoke.png"))
 end

i-mic-fps.rb

@@ -79,12 +79,14 @@ require_relative "lib/components/building"
 
 require_relative "lib/game_objects/entity"
 require_relative "lib/game_objects/light"
+require_relative "lib/game_objects/particle_emitter"
 
 require_relative "lib/game_objects/camera"
 require_relative "lib/game_objects/entities/player"
 require_relative "lib/game_objects/entities/skydome"
 require_relative "lib/game_objects/entities/terrain"
 
+require_relative "lib/texture"
 require_relative "lib/model"
 require_relative "lib/model_cache"
 require_relative "lib/model/parser"

lib/game_objects/entities/player.rb

@@ -19,21 +19,7 @@ class IMICFPS
 
       @devisor = 500.0
       @name_image = Gosu::Image.from_text("#{Etc.getlogin}", 100, font: "Consolas", align: :center)
-      # @name_image.save("temp.png")
-      # @name_tex = @name_image.gl_tex_info
-      array_of_pixels = @name_image.to_blob
-
-      tex_names_buf = ' ' * 8
-      glGenTextures(1, tex_names_buf)
-      @name_texture_id = tex_names_buf.unpack('L2').first
-
-      glBindTexture(GL_TEXTURE_2D, @name_texture_id)
-      glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, @name_image.width, @name_image.height, 0, GL_RGBA, GL_UNSIGNED_BYTE, array_of_pixels)
-      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE)
-      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE)
-      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
-      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR)
-      glGenerateMipmap(GL_TEXTURE_2D)
+      @name_texture_id = Texture.new(@name_image).id
     end
 
     def draw_nameplate

lib/game_objects/particle_emitter.rb

@@ -0,0 +1,10 @@
+class IMICFPS
+  def initialize(position:, image:, interval: 1_500, time_to_live: 3_000, max_particles: 500)
+  end
+
+  def draw
+  end
+
+  def update
+  end
+end

lib/managers/entity_manager.rb

@@ -31,5 +31,8 @@ class IMICFPS
     def entities
       @entities
     end
+
+    def insert_particle_emitter(position, texture)
+    end
   end
 end

lib/model/material.rb

@@ -13,23 +13,7 @@ class IMICFPS
       end
 
       def set_texture(texture_path)
-        # puts "#{name} texture #{texture_path}"
-        @texture = Gosu::Image.new(texture_path, retro: false)
-        array_of_pixels = @texture.to_blob
-
-        tex_names_buf = ' ' * 8
-        glGenTextures(1, tex_names_buf)
-        @texture_id = tex_names_buf.unpack('L2').first
-
-        glBindTexture(GL_TEXTURE_2D, @texture_id)
-        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, @texture.width, @texture.height, 0, GL_RGBA, GL_UNSIGNED_BYTE, array_of_pixels)
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT)
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT)
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR)
-        glGenerateMipmap(GL_TEXTURE_2D)
-
-        @texture = nil
+        @texture_id = Texture.new(texture_path).id
       end
     end
   end

lib/texture.rb

@@ -0,0 +1,62 @@
+class IMICFPS
+  class Texture
+    include CommonMethods
+
+    CACHE = {}
+
+    def self.release_textures
+      CACHE.values.each do |id|
+        glDeleteTextures(id)
+      end
+    end
+
+    attr_reader :id
+    def initialize(*path)
+      if path.size > 1
+        path = "#{GAME_ROOT_PATH}/assets/#{path.join("/")}"
+      else
+        path = path.first
+      end
+
+      unless path.is_a?(String)
+        @id = create_from_image(path)
+      else
+        @id = from_cache(path)
+      end
+    end
+
+    def from_cache(path)
+      CACHE[path] = create_from_image(path) unless CACHE[path]
+
+      return CACHE[path]
+    end
+
+    def create_from_image(path_or_image)
+      puts "Allocating texture for: #{path_or_image}" if window.config.get(:debug_options, :stats)
+
+      texture = nil
+      if path_or_image.is_a?(Gosu::Image)
+        texture = path_or_image
+      else
+        texture = Gosu::Image.new(path_or_image, retro: false)
+      end
+
+      array_of_pixels = texture.to_blob
+
+      tex_names_buf = ' ' * 8
+      glGenTextures(1, tex_names_buf)
+      texture_id = tex_names_buf.unpack('L2').first
+
+      glBindTexture(GL_TEXTURE_2D, texture_id)
+      glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, texture.width, texture.height, 0, GL_RGBA, GL_UNSIGNED_BYTE, array_of_pixels)
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT)
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT)
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR)
+      glGenerateMipmap(GL_TEXTURE_2D)
+      gl_error?
+
+      return texture_id
+    end
+  end
+end