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Support capturing rotated displays on Windows (#1602)

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This commit is contained in:
ns6089
2023-09-13 17:34:26 +03:00
committed by GitHub
parent 9dc76e3748
commit e98d7577bb
7 changed files with 222 additions and 54 deletions
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47
src_assets/windows/assets/shaders/directx/ConvertUVVS.hlsl
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@@ -1,10 +1,14 @@
struct VertTexPosWide {
float3 uuv : TEXCOORD;
float4 pos : SV_POSITION;
float3 uuv : TEXCOORD;
float4 pos : SV_POSITION;
};
cbuffer info : register(b0) {
float width_i;
float width_i;
};
cbuffer rotation_info : register(b1) {
int rotation;
};
//--------------------------------------------------------------------------------------
@@ -12,18 +16,31 @@ cbuffer info : register(b0) {
//--------------------------------------------------------------------------------------
VertTexPosWide main_vs(uint vI : SV_VERTEXID)
{
float idHigh = float(vI >> 1);
float idLow = float(vI & uint(1));
VertTexPosWide output;
float2 tex;
float x = idHigh * 4.0 - 1.0;
float y = idLow * 4.0 - 1.0;
if (vI == 0) {
output.pos = float4(-1, -1, 0, 1);
tex = float2(0, 1);
}
else if (vI == 1) {
output.pos = float4(-1, 3, 0, 1);
tex = float2(0, -1);
}
else if (vI == 2) {
output.pos = float4(3, -1, 0, 1);
tex = float2(2, 1);
}
float u_right = idHigh * 2.0;
float u_left = u_right - width_i;
float v = 1.0 - idLow * 2.0;
if (rotation != 0) {
float rotation_radians = radians(90 * rotation);
float2x2 rotation_matrix = { cos(rotation_radians), -sin(rotation_radians),
sin(rotation_radians), cos(rotation_radians) };
float2 rotation_center = { 0.5, 0.5 };
tex = round(rotation_center + mul(rotation_matrix, tex - rotation_center));
}
VertTexPosWide vert_out;
vert_out.uuv = float3(u_left, u_right, v);
vert_out.pos = float4(x, y, 0.0, 1.0);
return vert_out;
}
output.uuv = float3(tex.x, tex.x - width_i, tex.y);
return output;
}

37
src_assets/windows/assets/shaders/directx/CursorVS.hlsl Normal file
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@@ -0,0 +1,37 @@
struct PS_INPUT
{
float4 pos : SV_POSITION;
float2 tex : TEXCOORD;
};
cbuffer rotation_info : register(b2) {
int rotation;
};
PS_INPUT main_vs(uint vI : SV_VERTEXID)
{
PS_INPUT output;
if (vI == 0) {
output.pos = float4(-1, -1, 0, 1);
output.tex = float2(0, 1);
}
else if (vI == 1) {
output.pos = float4(-1, 3, 0, 1);
output.tex = float2(0, -1);
}
else if (vI == 2) {
output.pos = float4(3, -1, 0, 1);
output.tex = float2(2, 1);
}
if (rotation != 0) {
float rotation_radians = radians(90 * rotation);
float2x2 rotation_matrix = { cos(rotation_radians), -sin(rotation_radians),
sin(rotation_radians), cos(rotation_radians) };
float2 rotation_center = { 0.5, 0.5 };
output.tex = round(rotation_center + mul(rotation_matrix, output.tex - rotation_center));
}
return output;
}

39
src_assets/windows/assets/shaders/directx/SceneVS.hlsl
View File

@@ -1,22 +1,37 @@
struct PS_INPUT
{
float4 pos : SV_POSITION;
float2 tex : TEXCOORD;
float4 pos : SV_POSITION;
float2 tex : TEXCOORD;
};
cbuffer rotation_info : register(b1) {
int rotation;
};
PS_INPUT main_vs(uint vI : SV_VERTEXID)
{
float idHigh = float(vI >> 1);
float idLow = float(vI & uint(1));
PS_INPUT output;
float x = idHigh * 4.0 - 1.0;
float y = idLow * 4.0 - 1.0;
if (vI == 0) {
output.pos = float4(-1, -1, 0, 1);
output.tex = float2(0, 1);
}
else if (vI == 1) {
output.pos = float4(-1, 3, 0, 1);
output.tex = float2(0, -1);
}
else if (vI == 2) {
output.pos = float4(3, -1, 0, 1);
output.tex = float2(2, 1);
}
float u = idHigh * 2.0;
float v = 1.0 - idLow * 2.0;
if (rotation != 0) {
float rotation_radians = radians(90 * rotation);
float2x2 rotation_matrix = { cos(rotation_radians), -sin(rotation_radians),
sin(rotation_radians), cos(rotation_radians) };
float2 rotation_center = { 0.5, 0.5 };
output.tex = round(rotation_center + mul(rotation_matrix, output.tex - rotation_center));
}
PS_INPUT vert_out;
vert_out.pos = float4(x, y, 0.0, 1.0);
vert_out.tex = float2(u, v);
return vert_out;
return output;
}