From 021805cd9671b434ecb0a470c8252eb9a46d4cda Mon Sep 17 00:00:00 2001
From: Cyberarm <matthewlikesrobots@gmail.com>
Date: Fri, 23 Mar 2018 13:51:55 -0500
Subject: [PATCH] Wireframes! Player now has a name tag.

---
 lib/objects/player.rb     | 79 +++++++++++++++++++++++++++++++++++++++
 lib/wavefront/material.rb |  2 +-
 lib/wavefront/model.rb    |  8 +++-
 3 files changed, 87 insertions(+), 2 deletions(-)

diff --git a/lib/objects/player.rb b/lib/objects/player.rb
index b2d5bba..92f86fb 100644
--- a/lib/objects/player.rb
+++ b/lib/objects/player.rb
@@ -8,6 +8,74 @@ class IMICFPS
 
       @speed = 0.05
       @old_speed = @speed
+      @first_person_view = true
+
+      @devisor = 500.0
+      @name_image = Gosu::Image.from_text("Player", 100, font: "Consolas", align: :center)
+      # @name_image.save("temp.png")
+      p @name_image.width/@devisor
+      p @name_image.height/@devisor
+      @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)
+    end
+
+    def draw_nameplate
+      _height = (@name_image.height/@devisor)
+      _width = (@name_image.width/@devisor)/2
+      _x = @x
+      _y = normalize_bounding_box(model.bounding_box).max_y+0.05
+      glDisable(GL_LIGHTING)
+      glEnable(GL_COLOR_MATERIAL)
+      glEnable(GL_TEXTURE_2D)
+      glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+      glEnable(GL_BLEND)
+      glBindTexture(GL_TEXTURE_2D, @name_texture_id)
+      glBegin(GL_TRIANGLES)
+        # glColor3f(0.0,0.0,0.0)
+        # TOP LEFT
+        glTexCoord2f(0, 0)
+        glVertex3f(_x-_width,_y+_height,@z)
+
+        # TOP RIGHT
+        glTexCoord2f(1, 0)
+        glVertex3f(_x+_width, _y+_height,@z)
+
+        # BOTTOM LEFT
+        glTexCoord2f(0, 1)
+        glVertex3f(_x-_width,_y,@z)
+
+        # BOTTOM LEFT
+        glTexCoord2f(0, 1)
+        glVertex3f(_x-_width,_y,@z)
+
+        # BOTTOM RIGHT
+        glTexCoord2f(1, 1)
+        glVertex3f(_x+_width, _y,@z)
+
+        # TOP RIGHT
+        glTexCoord2f(1, 0)
+        glVertex3f(_x+_width,_y+_height,@z)
+      glEnd
+      # glDisable(GL_BLEND)
+      glDisable(GL_TEXTURE_2D)
+      glEnable(GL_LIGHTING)
+    end
+
+    def draw
+      draw_nameplate
+      super
     end
 
     def update
@@ -54,5 +122,16 @@ class IMICFPS
       # x_offset = distance * Math.cos(@bound_model.y_rotation)
       # z_offset = distance * Math.sin(@bound_model.y_rotation)
     end
+
+    def button_up(id)
+      case id
+      when Gosu::KbX
+        @y_rotation = @y_rotation+180
+        @y_rotation %= 360
+      when Gosu::KbF
+        @first_person_view = !@first_person_view
+        puts "First Person? #{@first_person_view}"
+      end
+    end
   end
 end
diff --git a/lib/wavefront/material.rb b/lib/wavefront/material.rb
index c1928d7..4717632 100644
--- a/lib/wavefront/material.rb
+++ b/lib/wavefront/material.rb
@@ -15,7 +15,7 @@ class IMICFPS
 
       def set_texture(texture_path)
         puts "#{name} texture #{texture_path}"
-        @texture = Gosu::Image.new(texture_path, retro: true)
+        @texture = Gosu::Image.new(texture_path, retro: false)
         array_of_pixels = @texture.to_blob
 
         tex_names_buf = ' ' * 8
diff --git a/lib/wavefront/model.rb b/lib/wavefront/model.rb
index a8453fc..9d14355 100644
--- a/lib/wavefront/model.rb
+++ b/lib/wavefront/model.rb
@@ -72,7 +72,13 @@ class IMICFPS
           glColorPointer(3, GL_FLOAT, 0, o.flattened_materials)
           glNormalPointer(GL_FLOAT, 0, o.flattened_normals)
 
-          glDrawArrays(GL_TRIANGLES, 0, o.flattened_vertices_size/4)
+         if $debug
+           glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
+           glDrawArrays(GL_TRIANGLES, 0, o.flattened_vertices_size/4)
+           glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)
+         else
+           glDrawArrays(GL_TRIANGLES, 0, o.flattened_vertices_size/4)
+         end
 
           glDisableClientState(GL_VERTEX_ARRAY)
           glDisableClientState(GL_COLOR_ARRAY)