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(3DS) refactor shaders.

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This commit is contained in:
aliaspider 2016-04-17 13:23:56 +01:00
parent ad0d73d8f0
commit 27fc306b19
2 changed files with 19 additions and 20 deletions
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38
gfx/drivers/ctr_sprite.gsh
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@ -2,17 +2,21 @@
.entry main_gsh
; Constants
.constf _01N1 (0.0, 1.0, -1.0, 1.0)
.alias _0000 _01N1.xxxx
.alias _1111 _01N1.yyyy
.alias _0101 _01N1.xyxy
.alias _N1N1 _01N1.zwzw
.constf _N1N1 (-1.0, 1.0, -1.0, 1.0)
; Inputs
.alias sprite_coords v0
.alias tex_size v1
.alias top_left sprite_coords.xyxy
.alias bottom_right sprite_coords.zwzw
.alias sprite_coords v0
.alias tex_frame_coords v1 ;(0.0, 1.0, w/tex_w, 1.0 - h/tex_h)
.alias top_left sprite_coords.xy ; real: top_right
.alias bottom_right sprite_coords.zw ; real: bottom_left
.alias top_right sprite_coords.zy ; real: bottom_right
.alias bottom_left sprite_coords.xw ; real: top_left
.alias tex_top_left tex_frame_coords.xy
.alias tex_bottom_right tex_frame_coords.zw
.alias tex_top_right tex_frame_coords.xw
.alias tex_bottom_left tex_frame_coords.zy
; Outputs
.out pos position
@ -22,29 +26,25 @@
setemit 0
mov pos.xy, top_left.xy
mov pos.zw, _N1N1
mov texcoord.xy, tex_size.xy
mov texcoord.xy, tex_top_left.xy
emit
setemit 1
mov pos.x, top_left.x
mov pos.y, bottom_right.y
mov pos.xy, bottom_left.xy
mov pos.zw, _N1N1
mov texcoord.x, tex_size.z
mov texcoord.y, tex_size.y
mov texcoord.xy, tex_bottom_left.xy
emit
setemit 2, prim inv
mov pos.xy, bottom_right.xy
mov pos.zw, _N1N1
mov texcoord.xy, tex_size.zw
mov texcoord.xy, tex_bottom_right.xy
emit
setemit 1, prim
mov pos.x, bottom_right.x
mov pos.y, top_left.y
mov pos.xy, top_right.xy
mov pos.zw, _N1N1
mov texcoord.x, tex_size.x
mov texcoord.y, tex_size.w
mov texcoord.xy, tex_top_right.xy
emit
end

1
gfx/drivers/ctr_sprite.vsh
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@ -19,7 +19,6 @@
; Output
.out pos position
.out texcoord texcoord0
.out color color
.proc main_vsh