79 lines
2.2 KiB
Metal
79 lines
2.2 KiB
Metal
// Automatically generated from files in pathfinder/shaders/. Do not edit!
|
|
#pragma clang diagnostic ignored "-Wmissing-prototypes"
|
|
|
|
#include <metal_stdlib>
|
|
#include <simd/simd.h>
|
|
|
|
using namespace metal;
|
|
|
|
struct uTileSize
|
|
{
|
|
float2 tileSize;
|
|
};
|
|
|
|
struct uFramebufferSize
|
|
{
|
|
float2 framebufferSize;
|
|
};
|
|
|
|
struct main0_out
|
|
{
|
|
float2 vFrom [[user(locn0)]];
|
|
float2 vTo [[user(locn1)]];
|
|
float4 gl_Position [[position]];
|
|
};
|
|
|
|
struct main0_in
|
|
{
|
|
uint2 aTessCoord [[attribute(0)]];
|
|
uint aFromPx [[attribute(1)]];
|
|
uint aToPx [[attribute(2)]];
|
|
float2 aFromSubpx [[attribute(3)]];
|
|
float2 aToSubpx [[attribute(4)]];
|
|
uint aTileIndex [[attribute(5)]];
|
|
};
|
|
|
|
static inline __attribute__((always_inline))
|
|
float2 computeTileOffset(thread const uint& tileIndex, thread const float& stencilTextureWidth, constant uTileSize& v_20)
|
|
{
|
|
uint tilesPerRow = uint(stencilTextureWidth / v_20.tileSize.x);
|
|
uint2 tileOffset = uint2(tileIndex % tilesPerRow, tileIndex / tilesPerRow);
|
|
return (float2(tileOffset) * v_20.tileSize) * float2(1.0, 0.25);
|
|
}
|
|
|
|
vertex main0_out main0(main0_in in [[stage_in]], constant uTileSize& v_20 [[buffer(0)]], constant uFramebufferSize& _57 [[buffer(1)]])
|
|
{
|
|
main0_out out = {};
|
|
uint param = in.aTileIndex;
|
|
float param_1 = _57.framebufferSize.x;
|
|
float2 tileOrigin = computeTileOffset(param, param_1, v_20);
|
|
float2 from = float2(float(in.aFromPx & 15u), float(in.aFromPx >> 4u)) + in.aFromSubpx;
|
|
float2 to = float2(float(in.aToPx & 15u), float(in.aToPx >> 4u)) + in.aToSubpx;
|
|
float2 position;
|
|
if (in.aTessCoord.x == 0u)
|
|
{
|
|
position.x = floor(fast::min(from.x, to.x));
|
|
}
|
|
else
|
|
{
|
|
position.x = ceil(fast::max(from.x, to.x));
|
|
}
|
|
if (in.aTessCoord.y == 0u)
|
|
{
|
|
position.y = floor(fast::min(from.y, to.y));
|
|
}
|
|
else
|
|
{
|
|
position.y = v_20.tileSize.y;
|
|
}
|
|
position.y = floor(position.y * 0.25);
|
|
float2 offset = float2(0.0, 1.5) - (position * float2(1.0, 4.0));
|
|
out.vFrom = from + offset;
|
|
out.vTo = to + offset;
|
|
float2 globalPosition = (((tileOrigin + position) / _57.framebufferSize) * 2.0) - float2(1.0);
|
|
globalPosition.y = -globalPosition.y;
|
|
out.gl_Position = float4(globalPosition, 0.0, 1.0);
|
|
return out;
|
|
}
|
|
|