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New upstream version 18.0.1+dfsg1

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This commit is contained in:
Sebastian Ramacher 2017-04-19 21:54:15 +02:00
parent 6efda2859e
commit f2cf6cce50
1337 changed files with 41178 additions and 84670 deletions
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62
libobs/data/bicubic_scale.effect
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@ -10,6 +10,7 @@ uniform float4x4 color_matrix;
uniform float3 color_range_min = {0.0, 0.0, 0.0};
uniform float3 color_range_max = {1.0, 1.0, 1.0};
uniform float2 base_dimension_i;
uniform float undistort_factor = 1.0;
sampler_state textureSampler {
Filter = Linear;
@ -63,21 +64,41 @@ float4 weight4(float x)
weight(x + 1.0));
}
float4 pixel(float xpos, float ypos)
float AspectUndistortX(float x, float a)
{
return image.Sample(textureSampler, float2(xpos, ypos));
// The higher the power, the longer the linear part will be.
return (1.0 - a) * (x * x * x * x * x) + a * x;
}
float4 get_line(float ypos, float4 xpos, float4 linetaps)
float AspectUndistortU(float u)
{
// Normalize texture coord to -1.0 to 1.0 range, and back.
return AspectUndistortX((u - 0.5) * 2.0, undistort_factor) * 0.5 + 0.5;
}
float2 pixel_coord(float xpos, float ypos)
{
return float2(AspectUndistortU(xpos), ypos);
}
float4 pixel(float xpos, float ypos, bool undistort)
{
if (undistort)
return image.Sample(textureSampler, pixel_coord(xpos, ypos));
else
return image.Sample(textureSampler, float2(xpos, ypos));
}
float4 get_line(float ypos, float4 xpos, float4 linetaps, bool undistort)
{
return
pixel(xpos.r, ypos) * linetaps.r +
pixel(xpos.g, ypos) * linetaps.g +
pixel(xpos.b, ypos) * linetaps.b +
pixel(xpos.a, ypos) * linetaps.a;
pixel(xpos.r, ypos, undistort) * linetaps.r +
pixel(xpos.g, ypos, undistort) * linetaps.g +
pixel(xpos.b, ypos, undistort) * linetaps.b +
pixel(xpos.a, ypos, undistort) * linetaps.a;
}
float4 DrawBicubic(VertData v_in)
float4 DrawBicubic(VertData v_in, bool undistort)
{
float2 stepxy = base_dimension_i;
float2 pos = v_in.uv + stepxy * 0.5;
@ -100,20 +121,20 @@ float4 DrawBicubic(VertData v_in)
);
return
get_line(xystart.y , xpos, rowtaps) * coltaps.r +
get_line(xystart.y + stepxy.y , xpos, rowtaps) * coltaps.g +
get_line(xystart.y + stepxy.y * 2.0, xpos, rowtaps) * coltaps.b +
get_line(xystart.y + stepxy.y * 3.0, xpos, rowtaps) * coltaps.a;
get_line(xystart.y , xpos, rowtaps, undistort) * coltaps.r +
get_line(xystart.y + stepxy.y , xpos, rowtaps, undistort) * coltaps.g +
get_line(xystart.y + stepxy.y * 2.0, xpos, rowtaps, undistort) * coltaps.b +
get_line(xystart.y + stepxy.y * 3.0, xpos, rowtaps, undistort) * coltaps.a;
}
float4 PSDrawBicubicRGBA(VertData v_in) : TARGET
float4 PSDrawBicubicRGBA(VertData v_in, bool undistort) : TARGET
{
return DrawBicubic(v_in);
return DrawBicubic(v_in, undistort);
}
float4 PSDrawBicubicMatrix(VertData v_in) : TARGET
{
float4 rgba = DrawBicubic(v_in);
float4 rgba = DrawBicubic(v_in, false);
float4 yuv;
yuv.xyz = clamp(rgba.xyz, color_range_min, color_range_max);
@ -125,7 +146,16 @@ technique Draw
pass
{
vertex_shader = VSDefault(v_in);
pixel_shader = PSDrawBicubicRGBA(v_in);
pixel_shader = PSDrawBicubicRGBA(v_in, false);
}
}
technique DrawUndistort
{
pass
{
vertex_shader = VSDefault(v_in);
pixel_shader = PSDrawBicubicRGBA(v_in, true);
}
}