blob: d52a5604d24f262c941328d874b52bb920dbc221 [file] [log] [blame]
#pragma clang diagnostic ignored "-Wmissing-prototypes"
#pragma clang diagnostic ignored "-Wmissing-braces"
#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
template<typename T, size_t Num>
struct spvUnsafeArray
{
T elements[Num ? Num : 1];
thread T& operator [] (size_t pos) thread
{
return elements[pos];
}
constexpr const thread T& operator [] (size_t pos) const thread
{
return elements[pos];
}
device T& operator [] (size_t pos) device
{
return elements[pos];
}
constexpr const device T& operator [] (size_t pos) const device
{
return elements[pos];
}
constexpr const constant T& operator [] (size_t pos) const constant
{
return elements[pos];
}
threadgroup T& operator [] (size_t pos) threadgroup
{
return elements[pos];
}
constexpr const threadgroup T& operator [] (size_t pos) const threadgroup
{
return elements[pos];
}
};
struct ElementRef
{
uint offset;
};
struct ElementTag
{
uint tag;
uint flags;
};
struct DrawMonoid
{
uint path_ix;
uint clip_ix;
};
struct SceneBuf
{
uint scene[1];
};
struct DrawMonoid_1
{
uint path_ix;
uint clip_ix;
};
struct ParentBuf
{
DrawMonoid_1 parent[1];
};
struct Alloc
{
uint offset;
};
struct Config
{
uint n_elements;
uint n_pathseg;
uint width_in_tiles;
uint height_in_tiles;
Alloc tile_alloc;
Alloc bin_alloc;
Alloc ptcl_alloc;
Alloc pathseg_alloc;
Alloc anno_alloc;
Alloc trans_alloc;
Alloc bbox_alloc;
Alloc drawmonoid_alloc;
uint n_trans;
uint trans_offset;
uint pathtag_offset;
uint linewidth_offset;
uint pathseg_offset;
};
struct ConfigBuf
{
Config conf;
};
struct Memory
{
uint mem_offset;
uint mem_error;
uint memory[1];
};
constant uint3 gl_WorkGroupSize [[maybe_unused]] = uint3(512u, 1u, 1u);
static inline __attribute__((always_inline))
ElementTag Element_tag(thread const ElementRef& ref, const device SceneBuf& v_49)
{
uint tag_and_flags = v_49.scene[ref.offset >> uint(2)];
return ElementTag{ tag_and_flags & 65535u, tag_and_flags >> uint(16) };
}
static inline __attribute__((always_inline))
DrawMonoid map_tag(thread const uint& tag_word)
{
switch (tag_word)
{
case 4u:
case 5u:
case 6u:
{
return DrawMonoid{ 1u, 0u };
}
case 9u:
{
return DrawMonoid{ 1u, 1u };
}
case 10u:
{
return DrawMonoid{ 0u, 1u };
}
default:
{
return DrawMonoid{ 0u, 0u };
}
}
}
static inline __attribute__((always_inline))
ElementRef Element_index(thread const ElementRef& ref, thread const uint& index)
{
return ElementRef{ ref.offset + (index * 36u) };
}
static inline __attribute__((always_inline))
DrawMonoid combine_tag_monoid(thread const DrawMonoid& a, thread const DrawMonoid& b)
{
DrawMonoid c;
c.path_ix = a.path_ix + b.path_ix;
c.clip_ix = a.clip_ix + b.clip_ix;
return c;
}
static inline __attribute__((always_inline))
DrawMonoid tag_monoid_identity()
{
return DrawMonoid{ 0u, 0u };
}
kernel void main0(device Memory& _277 [[buffer(0)]], const device ConfigBuf& _248 [[buffer(1)]], const device SceneBuf& v_49 [[buffer(2)]], const device ParentBuf& _218 [[buffer(3)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]], uint3 gl_LocalInvocationID [[thread_position_in_threadgroup]], uint3 gl_WorkGroupID [[threadgroup_position_in_grid]])
{
threadgroup DrawMonoid sh_scratch[512];
uint ix = gl_GlobalInvocationID.x * 8u;
ElementRef ref = ElementRef{ ix * 36u };
ElementRef param = ref;
uint tag_word = Element_tag(param, v_49).tag;
uint param_1 = tag_word;
DrawMonoid agg = map_tag(param_1);
spvUnsafeArray<DrawMonoid, 8> local;
local[0] = agg;
for (uint i = 1u; i < 8u; i++)
{
ElementRef param_2 = ref;
uint param_3 = i;
ElementRef param_4 = Element_index(param_2, param_3);
tag_word = Element_tag(param_4, v_49).tag;
uint param_5 = tag_word;
DrawMonoid param_6 = agg;
DrawMonoid param_7 = map_tag(param_5);
agg = combine_tag_monoid(param_6, param_7);
local[i] = agg;
}
sh_scratch[gl_LocalInvocationID.x] = agg;
for (uint i_1 = 0u; i_1 < 9u; i_1++)
{
threadgroup_barrier(mem_flags::mem_threadgroup);
if (gl_LocalInvocationID.x >= (1u << i_1))
{
DrawMonoid other = sh_scratch[gl_LocalInvocationID.x - (1u << i_1)];
DrawMonoid param_8 = other;
DrawMonoid param_9 = agg;
agg = combine_tag_monoid(param_8, param_9);
}
threadgroup_barrier(mem_flags::mem_threadgroup);
sh_scratch[gl_LocalInvocationID.x] = agg;
}
threadgroup_barrier(mem_flags::mem_threadgroup);
DrawMonoid row = tag_monoid_identity();
if (gl_WorkGroupID.x > 0u)
{
uint _221 = gl_WorkGroupID.x - 1u;
row.path_ix = _218.parent[_221].path_ix;
row.clip_ix = _218.parent[_221].clip_ix;
}
if (gl_LocalInvocationID.x > 0u)
{
DrawMonoid param_10 = row;
DrawMonoid param_11 = sh_scratch[gl_LocalInvocationID.x - 1u];
row = combine_tag_monoid(param_10, param_11);
}
uint out_base = (_248.conf.drawmonoid_alloc.offset >> uint(2)) + ((gl_GlobalInvocationID.x * 2u) * 8u);
for (uint i_2 = 0u; i_2 < 8u; i_2++)
{
DrawMonoid param_12 = row;
DrawMonoid param_13 = local[i_2];
DrawMonoid m = combine_tag_monoid(param_12, param_13);
_277.memory[out_base + (i_2 * 2u)] = m.path_ix;
_277.memory[(out_base + (i_2 * 2u)) + 1u] = m.clip_ix;
}
}