mirror of
https://github.com/italicsjenga/slang-shaders.git
synced 2024-11-25 17:01:31 +11:00
c10a40e656
* update shaders that use Original to use a reference pass instead for append/prepend readiness * remove some extraneous files * fix super-xbr preset that was already broken apparently
80 lines
3 KiB
Plaintext
Executable file
80 lines
3 KiB
Plaintext
Executable file
#version 450
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// DS Hybrid View
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// by hunterk
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// additional modifications by Dranyth
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// license: public domain
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//
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// This shader requires 16:9 aspect ratio forced in Video > Scaling
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// and integer scaling OFF
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// Set the Screen Layout to top/bottom
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// A Screen Gap value can be set in the emulator to prevent
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// effects from bleeding across the division of the two screens
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// The Screen Gap itself will be compensated for and removed from the final output
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layout(push_constant) uniform Push
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{
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vec4 ds_hybrid_view_refpassSize;
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vec4 OutputSize;
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float screen_toggle;
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float show_both_screens;
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float filter_small;
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} params;
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#pragma parameter bogus_ds_hybrid_view "[ DS Hybrid View Settings ]:" 0.0 0.0 0.0 0.0
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#pragma parameter screen_toggle " Large Screen Toggle" 0.0 0.0 1.0 1.0
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#pragma parameter show_both_screens " Show Both Small Screens" 1.0 0.0 1.0 1.0
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#pragma parameter filter_small " Filter Small Screens" 1.0 0.0 1.0 1.0
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layout(std140, set = 0, binding = 0) uniform UBO
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{
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mat4 MVP;
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} global;
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#pragma stage vertex
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layout(location = 0) in vec4 Position;
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layout(location = 1) in vec2 TexCoord;
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layout(location = 0) out vec2 vTexCoord;
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layout(location = 1) out float ScaledScreenGap;
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layout(location = 2) out float HalfScaledScreenGap;
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layout(location = 3) out float VerticalAlignmentAdjustment;
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void main()
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{
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gl_Position = (global.MVP * Position);
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// screen gap setting increases fb size; modulo at original res to compensate
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float screen_gap = mod(params.ds_hybrid_view_refpassSize.y, 192.0);
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ScaledScreenGap = screen_gap * params.ds_hybrid_view_refpassSize.w;
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HalfScaledScreenGap = (screen_gap * 0.5) * params.ds_hybrid_view_refpassSize.w;
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VerticalAlignmentAdjustment = -0.25 + ((screen_gap * 0.5) * params.OutputSize.w);
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vTexCoord = TexCoord * 1.00001;
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vTexCoord *= vec2(1.333, 0.5 - HalfScaledScreenGap);
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}
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#pragma stage fragment
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layout(location = 0) in vec2 vTexCoord;
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layout(location = 1) in float ScaledScreenGap;
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layout(location = 2) in float HalfScaledScreenGap;
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layout(location = 3) in float VerticalAlignmentAdjustment;
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layout(location = 0) out vec4 FragColor;
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layout(set = 0, binding = 2) uniform sampler2D ds_hybrid_view_refpass;
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layout(set = 0, binding = 3) uniform sampler2D Source;
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vec2 ignoreScreenGap(vec2 coord)
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{
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return (coord.y > 0.5 - HalfScaledScreenGap) ? coord + vec2(0., ScaledScreenGap) : coord;
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}
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float showWhichScreens(float yCoord)
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{
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return (params.show_both_screens > 0.5) ? 1. : ((params.screen_toggle > 0.5) ? ceil((0.5 - HalfScaledScreenGap) - yCoord) : floor((0.5 + HalfScaledScreenGap) + yCoord));
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}
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void main()
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{
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vec2 bigCoord = vTexCoord + vec2(0., (params.screen_toggle > 0.5) ? 0.5 + HalfScaledScreenGap : 0.);
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vec2 smallCoord = vTexCoord * vec2(3.) + vec2(-3., VerticalAlignmentAdjustment);
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FragColor = texture(Source, bigCoord);
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FragColor += ((params.filter_small > 0.5) ? texture(Source, ignoreScreenGap(smallCoord)) : texture(ds_hybrid_view_refpass, ignoreScreenGap(smallCoord))) * vec4(showWhichScreens(smallCoord.y));
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}
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