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draw-improvements (#17)

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Major rework to draw rendering system. We are making a SDF first rendering system with tesselated stuff only as a fallback strategy for specific situations where SDF is particularly poorly suited

Co-authored-by: Zachary Levy <zachary@sunforge.is>
Reviewed-on: #17
This commit was merged in pull request #17.
This commit is contained in:
Zachary Levy
2026-04-24 07:57:44 +00:00
parent 37da2ea068
commit bca19277b3
15 changed files with 1773 additions and 1736 deletions
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49
draw/shaders/generated/base_2d.vert.metal
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@@ -14,24 +14,24 @@ struct Primitive
{
float4 bounds;
uint color;
uint kind_flags;
float rotation;
uint flags;
uint rotation_sc;
float _pad;
float4 params;
float4 params2;
float4 uv_rect;
uint4 uv_or_effects;
};
struct Primitive_1
{
float4 bounds;
uint color;
uint kind_flags;
float rotation;
uint flags;
uint rotation_sc;
float _pad;
float4 params;
float4 params2;
float4 uv_rect;
uint4 uv_or_effects;
};
struct Primitives
@@ -45,9 +45,9 @@ struct main0_out
float2 f_local_or_uv [[user(locn1)]];
float4 f_params [[user(locn2)]];
float4 f_params2 [[user(locn3)]];
uint f_kind_flags [[user(locn4)]];
float f_rotation [[user(locn5)]];
float4 f_uv_rect [[user(locn6)]];
uint f_flags [[user(locn4)]];
uint f_rotation_sc [[user(locn5)]];
uint4 f_uv_or_effects [[user(locn6)]];
float4 gl_Position [[position]];
};
@@ -58,7 +58,7 @@ struct main0_in
float4 v_color [[attribute(2)]];
};
vertex main0_out main0(main0_in in [[stage_in]], constant Uniforms& _12 [[buffer(0)]], const device Primitives& _74 [[buffer(1)]], uint gl_InstanceIndex [[instance_id]])
vertex main0_out main0(main0_in in [[stage_in]], constant Uniforms& _12 [[buffer(0)]], const device Primitives& _75 [[buffer(1)]], uint gl_InstanceIndex [[instance_id]])
{
main0_out out = {};
if (_12.mode == 0u)
@@ -67,22 +67,22 @@ vertex main0_out main0(main0_in in [[stage_in]], constant Uniforms& _12 [[buffer
out.f_local_or_uv = in.v_uv;
out.f_params = float4(0.0);
out.f_params2 = float4(0.0);
out.f_kind_flags = 0u;
out.f_rotation = 0.0;
out.f_uv_rect = float4(0.0, 0.0, 1.0, 1.0);
out.f_flags = 0u;
out.f_rotation_sc = 0u;
out.f_uv_or_effects = uint4(0u);
out.gl_Position = _12.projection * float4(in.v_position * _12.dpi_scale, 0.0, 1.0);
}
else
{
Primitive p;
p.bounds = _74.primitives[int(gl_InstanceIndex)].bounds;
p.color = _74.primitives[int(gl_InstanceIndex)].color;
p.kind_flags = _74.primitives[int(gl_InstanceIndex)].kind_flags;
p.rotation = _74.primitives[int(gl_InstanceIndex)].rotation;
p._pad = _74.primitives[int(gl_InstanceIndex)]._pad;
p.params = _74.primitives[int(gl_InstanceIndex)].params;
p.params2 = _74.primitives[int(gl_InstanceIndex)].params2;
p.uv_rect = _74.primitives[int(gl_InstanceIndex)].uv_rect;
p.bounds = _75.primitives[int(gl_InstanceIndex)].bounds;
p.color = _75.primitives[int(gl_InstanceIndex)].color;
p.flags = _75.primitives[int(gl_InstanceIndex)].flags;
p.rotation_sc = _75.primitives[int(gl_InstanceIndex)].rotation_sc;
p._pad = _75.primitives[int(gl_InstanceIndex)]._pad;
p.params = _75.primitives[int(gl_InstanceIndex)].params;
p.params2 = _75.primitives[int(gl_InstanceIndex)].params2;
p.uv_or_effects = _75.primitives[int(gl_InstanceIndex)].uv_or_effects;
float2 corner = in.v_position;
float2 world_pos = mix(p.bounds.xy, p.bounds.zw, corner);
float2 center = (p.bounds.xy + p.bounds.zw) * 0.5;
@@ -90,10 +90,11 @@ vertex main0_out main0(main0_in in [[stage_in]], constant Uniforms& _12 [[buffer
out.f_local_or_uv = (world_pos - center) * _12.dpi_scale;
out.f_params = p.params;
out.f_params2 = p.params2;
out.f_kind_flags = p.kind_flags;
out.f_rotation = p.rotation;
out.f_uv_rect = p.uv_rect;
out.f_flags = p.flags;
out.f_rotation_sc = p.rotation_sc;
out.f_uv_or_effects = p.uv_or_effects;
out.gl_Position = _12.projection * float4(world_pos * _12.dpi_scale, 0.0, 1.0);
}
return out;
}