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Code Issues Releases Wiki Activity

add cross pattern support for fillrect shader

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Ted John
2016-06-08 22:05:20 +01:00
parent c48031581b
commit a9d49838fa
5 changed files with 34 additions and 64 deletions
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16
data/shaders/fillrect.frag
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@@ -3,9 +3,9 @@
uniform ivec4 uClip;
uniform int uFlags;
uniform vec4 uColour;
uniform vec4 uColour[2];
flat in ivec2 fPosition;
in vec2 fPosition;
layout (location = 0) out vec4 oColour;
@@ -16,6 +16,14 @@ void main()
{
discard;
}
oColour = uColour;
int posSum = int(fPosition.x) + int(fPosition.y);
if ((posSum % 2) == 0)
{
oColour = uColour[0];
}
else
{
oColour = uColour[1];
}
}

4
data/shaders/fillrect.vert
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@@ -4,14 +4,14 @@ uniform ivec2 uScreenSize;
in ivec2 vPosition;
flat out ivec2 fPosition;
out vec2 fPosition;
void main()
{
fPosition = vPosition;
// Transform screen coordinates to viewport
vec2 pos = vec2(vPosition);
vec2 pos = vPosition;
pos.x = (pos.x * (2.0 / uScreenSize.x)) - 1.0;
pos.y = (pos.y * (2.0 / uScreenSize.y)) - 1.0;
pos.y *= -1;