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104 lines
3.5 KiB
Go
104 lines
3.5 KiB
Go
//go:build aego_gltest
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package gl
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import (
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"runtime"
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"strings"
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"testing"
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"aego/asset"
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"aego/core/log"
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"aego/core/mathx"
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"aego/engine"
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"aego/gpu"
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"aego/render"
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"aego/render/material"
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"aego/render/shader"
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"aego/render/sprite"
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)
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func TestMaterialEffectiveGlobalsHaveNoUninitializedDriverDiagnostics(t *testing.T) {
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runtime.LockOSThread()
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defer runtime.UnlockOSThread()
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sink := &log.MemorySink{}
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logger := log.New(sink)
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logger.SetLevel(log.Debug)
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e, err := engine.NewBuilder(engine.Config{
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Title: "material-diagnostics", Width: 32, Height: 32, Hidden: true, Debug: true,
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ResRoot: t.TempDir(), UserRoot: t.TempDir(), AppID: "aego-gltest",
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}).WithLogger(logger).Build()
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if err != nil {
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t.Fatal(err)
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}
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defer e.Close()
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if e.Caps().Renderer == "null" || !e.GPU().Caps().DebugOutput {
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t.Skip("real GL debug output is unavailable; compiler diagnostic assertion not executed")
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}
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compile := func(name string, sources [4]string) {
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t.Helper()
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h, err := e.GPU().CreateShader(gpu.ShaderDesc{Label: name, Sources: []gpu.ShaderSource{{Stage: gpu.StageVertex, Source: sources[0]}, {Stage: gpu.StageFragment, Source: sources[1]}}})
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if err != nil {
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t.Fatalf("%s: %v", name, err)
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}
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e.GPU().DestroyShader(h)
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}
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for _, name := range asset.BuiltinMaterialNames() {
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id, _ := asset.BuiltinShaderNamed(name)
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data, _ := asset.BuiltinShader(id)
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a, err := asset.DecodeShader(data)
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if err != nil {
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t.Fatal(err)
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}
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for _, v := range a.Variants {
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compile(name, v.Sources)
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}
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}
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custom := runtimeShader(t, "typed-helper", `#pragma aego abi 1
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#pragma material
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uniform int Count; // @instance @default(2147483647)
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uniform bool Enabled; // @instance @default(true)
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uniform vec4 Tint; // @instance @default(1, 0.5, 0.25, 1)
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uniform float Pulse; // @instance @default(0.5)
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#pragma end
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vec4 effectiveColor() { return Enabled && Count == 2147483647 ? Tint * Pulse : vec4(0.0); }
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void vertex() { aego_world.x += effectiveColor().x; }
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void fragment() { aego_out = effectiveColor(); }
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`)
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compile("typed-helper", custom.Variants[0].Sources)
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for _, record := range sink.Records() {
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if record.Channel == log.GPU && strings.Contains(strings.ToLower(record.Msg), "uninitialized") {
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t.Errorf("generated effective parameter was not initialized: %s", record.Msg)
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}
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}
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}
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func TestMaterialCustomVertexPublishesAllEditedVaryings(t *testing.T) {
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r, dev, target := materialRig(t)
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sh := runtimeShader(t, "edited-varyings", `#pragma aego abi 1
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void vertex() {
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aego_color = vec4(0.25, 0.5, 0.75, 1.0);
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aego_uv = vec2(0.125, 0.25);
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aego_local = vec2(0.5, 0.75);
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aego_region = vec4(0.125, 0.25, 0.75, 1.0);
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aego_local_rect = vec4(0.0, 0.125, 1.0, 0.875);
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}
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void fragment() {
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bool valid = distance(aego_uv, vec2(0.125, 0.25)) < 0.001
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&& distance(aego_local, vec2(0.5, 0.75)) < 0.001
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&& distance(aego_region, vec4(0.125, 0.25, 0.75, 1.0)) < 0.001
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&& distance(aego_local_rect, vec4(0.0, 0.125, 1.0, 0.875)) < 0.001;
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aego_out = valid ? aego_color : vec4(1.0, 0.0, 0.0, 1.0);
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}`)
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m, ok := material.New("edited-varyings", sh, 0, shader.BlendPremultiplied)
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if !ok {
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t.Fatal("material creation")
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}
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px := drawMaterialFrame(t, r, dev, target, func(v *render.ViewFrame) {
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v.Sprite(sprite.Draw{Region: r.White(), Position: mathx.Vec2{X: 16, Y: 16}, Size: mathx.Vec2{X: 24, Y: 24}, Origin: mathx.Vec2{X: .5, Y: .5}, Tint: mathx.White, Material: m})
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})
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if px[0] < 63 || px[0] > 65 || px[1] < 127 || px[1] > 129 || px[2] < 190 || px[2] > 192 || px[3] != 255 {
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t.Fatalf("custom vertex edits were not published to fragment inputs: %v", px)
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}
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}
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