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removed SCREEN_HEIGHT and WIDTH defintion from GPU

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Colby 2016-07-31 13:13:45 +10:00
parent 8b727f1bde
commit 0e13707487
1 changed files with 6 additions and 9 deletions
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15
lib/waterfoul/gpu.rb
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@ -6,9 +6,6 @@ module Waterfoul
attr_reader :framebuffer
SCREEN_WIDTH = 160
SCREEN_HEIGHT = 144
FRAMEBUFFER_SIZE = (Screen::SCREEN_WIDTH - 1) * (Screen::SCREEN_HEIGHT - 1)
H_BLANK_STATE = 0
@ -192,7 +189,7 @@ module Waterfoul
def render_window
line = current_line
line_width = line * SCREEN_WIDTH
line_width = line * Screen::SCREEN_WIDTH
# dont render if the window is outside the bounds of the screen or
# if the LCDC window enable bit flag is not set
return if @window_line > 143 || !IO::LCDControl.window_enabled?
@ -254,7 +251,7 @@ module Waterfoul
def render_sprites
line = current_line
line_width = line * SCREEN_WIDTH
line_width = line * Screen::SCREEN_WIDTH
return unless IO::LCDControl.obj_display
@ -308,7 +305,7 @@ module Waterfoul
end
buffer_x = sprite_x + pixelx
next if buffer_x < 0 || buffer_x >= SCREEN_WIDTH
next if buffer_x < 0 || buffer_x >= Screen::SCREEN_WIDTH
position = line_width + buffer_x
@ -319,7 +316,7 @@ module Waterfoul
def render_bg
line = current_line
line_width = line * SCREEN_WIDTH
line_width = line * Screen::SCREEN_WIDTH
if IO::LCDControl.bg_display
# tile and map select
@ -356,7 +353,7 @@ module Waterfoul
0.upto(7) do |pixelx|
buffer_addr = line_pixel_offset + pixelx - scx
next if buffer_addr >= SCREEN_WIDTH
next if buffer_addr >= Screen::SCREEN_WIDTH
pixel = (byte_1 & (0x1 << (7 - pixelx)) > 0) ? 1 : 0
pixel |= (byte_2 & (0x1 << (7 - pixelx)) > 0) ? 2 : 0
@ -368,7 +365,7 @@ module Waterfoul
end
end
else
0.upto(SCREEN_WIDTH) do |i|
0.upto(Screen::SCREEN_WIDTH) do |i|
@framebuffer[line_width + i] = 0
end
end