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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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70
libobs/data/lanczos_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
{
@ -64,24 +65,44 @@ float3 weight3(float x, float scale)
weight((x * 2.0 + 2.0 * 2.0 - 3.0) * scale, 3.0));
}
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;
}
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, float3 xpos1, float3 xpos2, float3 rowtap1,
float3 rowtap2)
float3 rowtap2, bool undistort)
{
return
pixel(xpos1.r, ypos) * rowtap1.r +
pixel(xpos1.g, ypos) * rowtap2.r +
pixel(xpos1.b, ypos) * rowtap1.g +
pixel(xpos2.r, ypos) * rowtap2.g +
pixel(xpos2.g, ypos) * rowtap1.b +
pixel(xpos2.b, ypos) * rowtap2.b;
pixel(xpos1.r, ypos, undistort) * rowtap1.r +
pixel(xpos1.g, ypos, undistort) * rowtap2.r +
pixel(xpos1.b, ypos, undistort) * rowtap1.g +
pixel(xpos2.r, ypos, undistort) * rowtap2.g +
pixel(xpos2.g, ypos, undistort) * rowtap1.b +
pixel(xpos2.b, ypos, undistort) * rowtap2.b;
}
float4 DrawLanczos(FragData v_in)
float4 DrawLanczos(FragData v_in, bool undistort)
{
float2 stepxy = base_dimension_i;
float2 pos = v_in.uv + stepxy * 0.5;
@ -106,22 +127,22 @@ float4 DrawLanczos(FragData v_in)
float3 xpos2 = float3(xystart.x + stepxy.x * 3.0, xystart.x + stepxy.x * 4.0, xystart.x + stepxy.x * 5.0);
return
get_line(xystart.y , xpos1, xpos2, rowtap1, rowtap2) * coltap1.r +
get_line(xystart.y + stepxy.y , xpos1, xpos2, rowtap1, rowtap2) * coltap2.r +
get_line(xystart.y + stepxy.y * 2.0, xpos1, xpos2, rowtap1, rowtap2) * coltap1.g +
get_line(xystart.y + stepxy.y * 3.0, xpos1, xpos2, rowtap1, rowtap2) * coltap2.g +
get_line(xystart.y + stepxy.y * 4.0, xpos1, xpos2, rowtap1, rowtap2) * coltap1.b +
get_line(xystart.y + stepxy.y * 5.0, xpos1, xpos2, rowtap1, rowtap2) * coltap2.b;
get_line(xystart.y , xpos1, xpos2, rowtap1, rowtap2, undistort) * coltap1.r +
get_line(xystart.y + stepxy.y , xpos1, xpos2, rowtap1, rowtap2, undistort) * coltap2.r +
get_line(xystart.y + stepxy.y * 2.0, xpos1, xpos2, rowtap1, rowtap2, undistort) * coltap1.g +
get_line(xystart.y + stepxy.y * 3.0, xpos1, xpos2, rowtap1, rowtap2, undistort) * coltap2.g +
get_line(xystart.y + stepxy.y * 4.0, xpos1, xpos2, rowtap1, rowtap2, undistort) * coltap1.b +
get_line(xystart.y + stepxy.y * 5.0, xpos1, xpos2, rowtap1, rowtap2, undistort) * coltap2.b;
}
float4 PSDrawLanczosRGBA(FragData v_in) : TARGET
float4 PSDrawLanczosRGBA(FragData v_in, bool undistort) : TARGET
{
return DrawLanczos(v_in);
return DrawLanczos(v_in, undistort);
}
float4 PSDrawLanczosMatrix(FragData v_in) : TARGET
{
float4 rgba = DrawLanczos(v_in);
float4 rgba = DrawLanczos(v_in, false);
float4 yuv;
yuv.xyz = clamp(rgba.xyz, color_range_min, color_range_max);
@ -133,7 +154,16 @@ technique Draw
pass
{
vertex_shader = VSDefault(v_in);
pixel_shader = PSDrawLanczosRGBA(v_in);
pixel_shader = PSDrawLanczosRGBA(v_in, false);
}
}
technique DrawUndistort
{
pass
{
vertex_shader = VSDefault(v_in);
pixel_shader = PSDrawLanczosRGBA(v_in, true);
}
}