Class: Sprite_Picture

Inherits:
ShaderedSprite show all
Defined in:
scripts/01450 Systems/00003 Map Engine/00001 Graphics/03300 Sprite_Picture.rb

Overview

A sprite that show a Game_Picture on the screen

Constant Summary collapse

SPRITE_SHADER = 
<<-EOSHADER
uniform vec4 tone;
const vec3 lumaF = vec3(.299, .587, .114);
uniform sampler2D texture;
void main()
{
  vec4 frag = texture2D(texture, gl_TexCoord[0].xy);
  float luma = dot(frag.rgb, lumaF);
  frag.rgb += tone.rgb;
  frag.rgb = mix(frag.rgb, vec3(luma), tone.w);
  frag.a *= gl_Color.a;
  // Result
  gl_FragColor = frag;
}
EOSHADER

Instance Attribute Summary

Attributes inherited from LiteRGSS::ShaderedSprite

#blendmode, #shader

Attributes inherited from LiteRGSS::Sprite

#__index__, #angle, #bitmap, #height, #mirror, #opacity, #ox, #oy, #src_rect, #viewport, #visible, #width, #x, #y, #z, #zoom, #zoom_x, #zoom_y

Instance Method Summary collapse

Methods inherited from Sprite

#load, #mouse_in?, #set_origin_div, #set_rect, #set_rect_div, #set_z, #simple_mouse_in?, #translate_mouse_coords

Methods inherited from LiteRGSS::Sprite

new, #set_origin, #set_position

Methods inherited from LiteRGSS::Disposable

#disposed?

Constructor Details

#initialize(viewport, picture) ⇒ Sprite_Picture

Initialize a new Sprite_Picture

Parameters:

  • viewport (Viewport) —

    the viewport where the sprite will be shown

  • picture (Game_Picture) —

    the picture



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# File 'scripts/01450 Systems/00003 Map Engine/00001 Graphics/03300 Sprite_Picture.rb', line 21

def initialize(viewport, picture)
  super(viewport)
  self.shader = Shader.create(:full_shader)
  @picture = picture
  @gif_handle = nil
  update
end

Instance Method Details

#dispose

Dispose the picture



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# File 'scripts/01450 Systems/00003 Map Engine/00001 Graphics/03300 Sprite_Picture.rb', line 30

def dispose
  dispose_bitmap
  super
end

#update

Update the picture sprite display with the information of the current Game_Picture



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# File 'scripts/01450 Systems/00003 Map Engine/00001 Graphics/03300 Sprite_Picture.rb', line 36

def update
  super
  # Try to load the new file if the name is different
  if @picture_name != @picture.name
    @picture_name = @picture.name
    load_bitmap
  end
  # Don't update if the name is empty
  if @picture_name.empty?
    self.visible = false
    return
  end
  self.visible = true

  update_properties
  update_gif if @gif_handle
end