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Merge branch 'master' of https://github.com/libretro/slang-shaders

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hunterk 2016-12-02 11:20:25 -06:00
parent e1fe670222 9cb0f9c97e
commit 96bedecf3e
8 changed files with 256 additions and 0 deletions
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12
xsal/2xsal-level2 - CRT.slangp Normal file
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shaders = 2
shader0 = shaders/2xsal-level2.slang
filter_linear0 = false
scale_type0 = source
scale_x0 = 2.0
scale_y0 = 2.0
shader1 = ../crt/shaders/dotmask.slang
filter_linear1 = true
scale_type1 = viewport
scale1 = 1.0

11
xsal/2xsal-level2.slangp Normal file
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shaders = 2
shader0 = shaders/2xsal-level2.slang
filter_linear0 = false
scale_type0 = source
scale_x0 = 2.0
scale_y0 = 2.0
shader1 = ../stock.slang
filter_linear1 = true
scale_type_1 = source

11
xsal/2xsal.slangp Normal file
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shaders = 2
shader0 = shaders/2xsal.slang
filter_linear0 = false
scale_type0 = source
scale_x0 = 2.0
scale_y0 = 2.0
shader1 = ../stock.slang
filter_linear1 = true
scale_type_1 = source

18
xsal/4xsal-level2 - CRT.slangp Normal file
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shaders = 3
shader0 = shaders/2xsal-level2.slang
filter_linear0 = false
scale_type0 = source
scale_x0 = 2.0
scale_y0 = 2.0
shader1 = shaders/2xsal.slang
filter_linear1 = false
scale_type1 = source
scale_x1 = 2.0
scale_y1 = 2.0
shader2 = ../crt/shaders/dotmask.slang
filter_linear2 = true
scale_type2 = viewport
scale2 = 1.0

13
xsal/4xsal-level2 - DDT.slangp Normal file
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shaders = 2
shader0 = shaders/2xsal-level2.slang
filter_linear0 = false
scale_type0 = source
scale_x0 = 2.0
scale_y0 = 2.0
shader1 = ../ddt/shaders/ddt-extended.slang
filter_linear1 = false
scale_type1 = viewport
scale1 = 1.0

17
xsal/4xsal-level2.slangp Normal file
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shaders = 3
shader0 = shaders/2xsal-level2.slang
filter_linear0 = false
scale_type0 = source
scale_x0 = 2.0
scale_y0 = 2.0
shader1 = shaders/2xsal.slang
filter_linear1 = false
scale_type1 = source
scale_x1 = 2.0
scale_y1 = 2.0
shader2 = ../stock.slang
filter_linear2 = true
scale_type2 = source

95
xsal/shaders/2xsal-level2.slang Normal file
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#version 450
/*
Copyright (C) 2016 guest(r) - guest.r@gmail.com
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
layout(push_constant) uniform Push
{
vec4 OutputSize;
vec4 OriginalSize;
vec4 SourceSize;
} params;
layout(std140, set = 0, binding = 0) uniform UBO
{
mat4 MVP;
} global;
#pragma stage vertex
layout(location = 0) in vec4 Position;
layout(location = 1) in vec2 TexCoord;
layout(location = 0) out vec2 vTexCoord;
/* Default Vertex shader */
void main()
{
gl_Position = global.MVP * Position;
vTexCoord = TexCoord;
}
#pragma stage fragment
layout(location = 0) in vec2 vTexCoord;
layout(location = 1) in vec2 FragCoord;
layout(location = 0) out vec4 FragColor;
layout(set = 0, binding = 2) uniform sampler2D Source;
void main()
{
float dx = 0.25 * params.SourceSize.z;
float dy = 0.25 * params.SourceSize.w;
vec3 dt = vec3(1.0, 1.0, 1.0);
vec4 yx = vec4( dx, dy, -dx, -dy);
vec4 xh = vec4(3*dx, dy, -3*dx, -dy);
vec4 yv = vec4( dx, 3*dy, -dx, -3*dy);
vec3 c11 = texture(Source, vTexCoord ).xyz;
vec3 s00 = texture(Source, vTexCoord + yx.zw).xyz;
vec3 s20 = texture(Source, vTexCoord + yx.xw).xyz;
vec3 s22 = texture(Source, vTexCoord + yx.xy).xyz;
vec3 s02 = texture(Source, vTexCoord + yx.zy).xyz;
vec3 h00 = texture(Source, vTexCoord + xh.zw).xyz;
vec3 h20 = texture(Source, vTexCoord + xh.xw).xyz;
vec3 h22 = texture(Source, vTexCoord + xh.xy).xyz;
vec3 h02 = texture(Source, vTexCoord + xh.zy).xyz;
vec3 v00 = texture(Source, vTexCoord + yv.zw).xyz;
vec3 v20 = texture(Source, vTexCoord + yv.xw).xyz;
vec3 v22 = texture(Source, vTexCoord + yv.xy).xyz;
vec3 v02 = texture(Source, vTexCoord + yv.zy).xyz;
float m1 = 1.0/(dot(abs(s00 - s22), dt) + 0.00001);
float m2 = 1.0/(dot(abs(s02 - s20), dt) + 0.00001);
float h1 = 1.0/(dot(abs(s00 - h22), dt) + 0.00001);
float h2 = 1.0/(dot(abs(s02 - h20), dt) + 0.00001);
float h3 = 1.0/(dot(abs(h00 - s22), dt) + 0.00001);
float h4 = 1.0/(dot(abs(h02 - s20), dt) + 0.00001);
float v1 = 1.0/(dot(abs(s00 - v22), dt) + 0.00001);
float v2 = 1.0/(dot(abs(s02 - v20), dt) + 0.00001);
float v3 = 1.0/(dot(abs(v00 - s22), dt) + 0.00001);
float v4 = 1.0/(dot(abs(v02 - s20), dt) + 0.00001);
vec3 t1 = 0.5*(m1*(s00 + s22) + m2*(s02 + s20))/(m1 + m2);
vec3 t2 = 0.5*(h1*(s00 + h22) + h2*(s02 + h20) + h3*(h00+s22) + h4*(h02 + s20))/(h1 + h2 + h3 + h4);
vec3 t3 = 0.5*(v1*(s00 + v22) + v2*(s02 + v20) + v3*(v00+s22) + v4*(v02 + s20))/(v1 + v2 + v3 + v4);
float k1 = 1.0/(dot(abs(t1 - c11),dt) + 0.00001);
float k2 = 1.0/(dot(abs(t2 - c11),dt) + 0.00001);
float k3 = 1.0/(dot(abs(t3 - c11),dt) + 0.00001);
FragColor = vec4((k1*t1 + k2*t2 + k3*t3)/(k1 + k2 + k3), 1.0);
}

79
xsal/shaders/2xsal.slang Normal file
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#version 450
/*
Copyright (C) 2007 guest(r) - guest.r@gmail.com
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
layout(push_constant) uniform Push
{
vec4 OutputSize;
vec4 OriginalSize;
vec4 SourceSize;
} params;
layout(std140, set = 0, binding = 0) uniform UBO
{
mat4 MVP;
} global;
#pragma stage vertex
layout(location = 0) in vec4 Position;
layout(location = 1) in vec2 TexCoord;
layout(location = 0) out vec2 vTexCoord;
/* Default Vertex shader */
void main()
{
gl_Position = global.MVP * Position;
vTexCoord = TexCoord;
}
#pragma stage fragment
layout(location = 0) in vec2 vTexCoord;
layout(location = 1) in vec2 FragCoord;
layout(location = 0) out vec4 FragColor;
layout(set = 0, binding = 2) uniform sampler2D Source;
struct deltas
{
vec2 UL, UR, DL, DR;
};
void main()
{
vec2 texsize = params.SourceSize.xy;
float dx = pow(texsize.x, -1.0) * 0.25;
float dy = pow(texsize.y, -1.0) * 0.25;
vec3 dt = vec3(1.0, 1.0, 1.0);
deltas VAR = {
vTexCoord + vec2(-dx, -dy),
vTexCoord + vec2( dx, -dy),
vTexCoord + vec2(-dx, dy),
vTexCoord + vec2( dx, dy)
};
vec3 c00 = texture(Source, VAR.UL).xyz;
vec3 c20 = texture(Source, VAR.UR).xyz;
vec3 c02 = texture(Source, VAR.DL).xyz;
vec3 c22 = texture(Source, VAR.DR).xyz;
float m1 = dot(abs(c00 - c22), dt) + 0.001;
float m2 = dot(abs(c02 - c20), dt) + 0.001;
FragColor = vec4((m1*(c02 + c20) + m2*(c22 + c00)) / (2.0*(m1 + m2)), 1.0);
}