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5eb1832907
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40 lines
1.4 KiB
Go
40 lines
1.4 KiB
Go
package sprite
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import (
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"testing"
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"aego/core/mathx"
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"aego/gpu"
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"aego/render/material"
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"aego/render/shader"
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)
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func TestVariantAndMaterialResourcesCreateOrderedBatchBoundaries(t *testing.T) {
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b, dev := newTestBatcher(t, 8)
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defer dev.Close()
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defer b.Close()
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sh := &material.Shader{Name: "variants", Keywords: []string{"ALT"}, Variants: []material.Variant{{Mask: 0}, {Mask: 1}}, Schema: material.NewSchema(nil, 0, 0)}
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a, _ := material.New("a", sh, 0, shader.BlendPremultiplied)
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variant, _ := material.New("variant", sh, 1, shader.BlendPremultiplied)
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resource, _ := material.New("distinct-resource", sh, 0, shader.BlendPremultiplied)
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region := fakeRegion(t, dev, "atlas")
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order := []*material.Material{a, variant, a, resource, a}
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for _, m := range order {
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d := Draw{Region: region, Size: mathx.Vec2{X: 1, Y: 1}, Tint: mathx.White, Material: m}
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b.Push(&d, gpu.SamplerHandle{}, mathx.Rect{}, false)
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}
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b.Sort()
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batches := b.Build()
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if len(batches) != len(order) {
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t.Fatalf("variant/resource state was merged: %d batches", len(batches))
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}
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for i, batch := range batches {
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if batch.Material != order[i] || batch.First != i || batch.Count != 1 {
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t.Fatalf("batch %d changed painter order: %+v", i, batch)
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}
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}
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if got := b.Breaks(); got.Pipeline != 2 || got.Material != 2 || got.Clip != 0 || got.Texture != 0 {
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t.Fatalf("wrong break reasons: %+v", got)
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}
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}
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