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shader: Add testdata directory

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This commit is contained in:
Hajime Hoshi 2020-06-08 11:18:27 +09:00
parent acba49952c
commit 75706504bf
31 changed files with 334 additions and 319 deletions
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383
internal/shader/shader_test.go
View File

@ -17,338 +17,83 @@ package shader_test
import (
"go/parser"
"go/token"
"io/ioutil"
"path/filepath"
"strings"
"testing"
. "github.com/hajimehoshi/ebiten/internal/shader"
)
func TestDump(t *testing.T) {
tests := []struct {
func TestCompile(t *testing.T) {
files, err := ioutil.ReadDir("testdata")
if err != nil {
t.Fatal(err)
}
type testcase struct {
Name string
Src string
VS string
FS string
}{
{
Name: "uniforms",
Src: `package main
var (
Foo vec2
Boo vec4
)`,
VS: `uniform vec2 U0;
uniform vec4 U1;`,
},
{
Name: "func",
Src: `package main
func Foo(foo vec2) vec4 {
}`,
VS: `void F0(in vec2 l0, out vec4 l1) {
}`,
},
{
Name: "func body",
Src: `package main
func Foo(foo vec2) vec4 {
return vec4(foo, 0, 1)
}`,
VS: `void F0(in vec2 l0, out vec4 l1) {
l1 = vec4(l0, 0.0, 1.0);
return;
}`,
},
{
Name: "var init",
Src: `package main
func Foo(foo vec2) vec4 {
var ret vec4 = vec4(foo, 0, 1)
return ret
}`,
VS: `void F0(in vec2 l0, out vec4 l1) {
vec4 l2 = vec4(0.0);
l2 = vec4(l0, 0.0, 1.0);
l1 = l2;
return;
}`,
},
{
Name: "var init 2",
Src: `package main
func Foo(foo vec2) vec4 {
var bar1 vec4 = vec4(foo, 0, 1)
bar1.x = bar1.x
var bar2 vec4 = bar1
return bar2
}`,
VS: `void F0(in vec2 l0, out vec4 l1) {
vec4 l2 = vec4(0.0);
vec4 l3 = vec4(0.0);
l2 = vec4(l0, 0.0, 1.0);
(l2).x = (l2).x;
l3 = l2;
l1 = l3;
return;
}`,
},
{
Name: "var multiple init",
Src: `package main
func Foo(foo vec2) vec4 {
var bar1, bar2 vec2 = foo, foo
return vec4(bar1, bar2)
}`,
VS: `void F0(in vec2 l0, out vec4 l1) {
vec2 l2 = vec2(0.0);
vec2 l3 = vec2(0.0);
l2 = l0;
l3 = l0;
l1 = vec4(l2, l3);
return;
}`,
},
{
Name: "multiple out params",
Src: `package main
func Foo(foo vec4) (float, float, float, float) {
return foo.x, foo.y, foo.z, foo.w
}`,
VS: `void F0(in vec4 l0, out float l1, out float l2, out float l3, out float l4) {
l1 = (l0).x;
l2 = (l0).y;
l3 = (l0).z;
l4 = (l0).w;
return;
}`,
},
{
Name: "blocks",
Src: `package main
func Foo(foo vec2) vec4 {
var r vec4
{
r.x = foo.x
var foo vec3
{
r.y = foo.y
var foo vec4
r.z = foo.z
}
{
r.y = foo.y
var foo vec4
r.z = foo.z
}
Src []byte
VS []byte
FS []byte
}
return r
}`,
VS: `void F0(in vec2 l0, out vec4 l1) {
vec4 l2 = vec4(0.0);
{
vec3 l3 = vec3(0.0);
(l2).x = (l0).x;
{
vec4 l4 = vec4(0.0);
(l2).y = (l3).y;
(l2).z = (l4).z;
fnames := map[string]struct{}{}
for _, f := range files {
if f.IsDir() {
continue
}
{
vec4 l4 = vec4(0.0);
(l2).y = (l3).y;
(l2).z = (l4).z;
fnames[f.Name()] = struct{}{}
}
tests := []testcase{}
for n := range fnames {
if !strings.HasSuffix(n, ".go") {
continue
}
src, err := ioutil.ReadFile(filepath.Join("testdata", n))
if err != nil {
t.Fatal(err)
}
name := n[:len(n)-len(".go")]
tc := testcase{
Name: name,
Src: src,
}
vsn := name + ".expected.vs"
if _, ok := fnames[vsn]; ok {
vs, err := ioutil.ReadFile(filepath.Join("testdata", vsn))
if err != nil {
t.Fatal(err)
}
tc.VS = vs
}
fsn := name + ".expected.fs"
if _, ok := fnames[fsn]; ok {
fs, err := ioutil.ReadFile(filepath.Join("testdata", fsn))
if err != nil {
t.Fatal(err)
}
tc.FS = fs
}
if tc.VS == nil && tc.FS == nil {
t.Fatalf("no expected file for %s", name)
}
tests = append(tests, tc)
}
l1 = l2;
return;
}`,
},
{
Name: "define",
Src: `package main
func Foo(foo vec2) vec4 {
r := vec4(foo, 0, 1)
return r
}`,
VS: `void F0(in vec2 l0, out vec4 l1) {
vec4 l2 = vec4(0.0);
l2 = vec4(l0, 0.0, 1.0);
l1 = l2;
return;
}`,
},
{
Name: "call",
Src: `package main
func Foo(x vec2) vec2 {
return Bar(x)
}
func Bar(x vec2) vec2 {
return x
}`,
VS: `void F0(in vec2 l0, out vec2 l1) {
vec2 l2 = vec2(0.0);
F1(l0, l2);
l1 = l2;
return;
}
void F1(in vec2 l0, out vec2 l1) {
l1 = l0;
return;
}`,
},
{
Name: "call multiple out params",
Src: `package main
func Foo(x vec2) vec2 {
var xx, yx float = Bar(x.x, x.y)
return vec2(xx, yx)
}
func Bar(x float) (float, float) {
return x, x
}`,
VS: `void F0(in vec2 l0, out vec2 l1) {
float l2 = 0.0;
float l3 = 0.0;
float l4 = 0.0;
float l5 = 0.0;
F1((l0).x, (l0).y, l2, l3);
l4 = l2;
l5 = l3;
l1 = vec2(l4, l5);
return;
}
void F1(in float l0, out float l1, out float l2) {
l1 = l0;
l2 = l0;
return;
}`,
},
{
Name: "call multiple out params nested",
Src: `package main
func Foo(x vec2) {
Bar(Bar(x.x, x.y))
}
func Bar(x, y float) (float, float) {
return x, y
}`,
VS: `void F0(in vec2 l0) {
float l1 = 0.0;
float l2 = 0.0;
float l3 = 0.0;
float l4 = 0.0;
F1((l0).x, (l0).y, l1, l2);
F1(l1, l2, l3, l4);
}
void F1(in float l0, in float l1, out float l2, out float l3) {
l2 = l0;
l3 = l1;
return;
}`,
},
{
Name: "vertex",
Src: `package main
func Vertex(position vec2, texCoord vec2, color vec4) (position vec4, texCoord vec2, color vec4) {
projectionMatrix := mat4(
2 / ScreenSize.x, 0, 0, 0,
0, 2 / ScreenSize.y, 0, 0,
0, 0, 1, 0,
-1, -1, 0, 1,
)
return projectionMatrix * vec4(position, 0, 1), texCoord, color
}
var ScreenSize vec2`,
VS: `uniform vec2 U0;
attribute vec2 A0;
attribute vec2 A1;
attribute vec4 A2;
varying vec2 V0;
varying vec4 V1;
void main(void) {
mat4 l0 = mat4(0.0);
l0 = mat4((2.0) / ((U0).x), 0.0, 0.0, 0.0, 0.0, (2.0) / ((U0).y), 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, -(1.0), -(1.0), 0.0, 1.0);
gl_Position = (l0) * (vec4(A0, 0.0, 1.0));
V0 = A1;
V1 = A2;
return;
}`,
FS: `uniform vec2 U0;
varying vec2 V0;
varying vec4 V1;`,
},
{
Name: "vertex and fragment",
Src: `package main
func Vertex(position vec2, texCoord vec2, color vec4) (position vec4, texCoord vec2, color vec4) {
projectionMatrix := mat4(
2 / ScreenSize.x, 0, 0, 0,
0, 2 / ScreenSize.y, 0, 0,
0, 0, 1, 0,
-1, -1, 0, 1,
)
return projectionMatrix * vec4(position, 0, 1), texCoord, color
}
func Fragment(position vec4, texCoord vec2, color vec4) vec4 {
return vec4(1, 0, 0, 1)
}
var ScreenSize vec2`,
VS: `uniform vec2 U0;
attribute vec2 A0;
attribute vec2 A1;
attribute vec4 A2;
varying vec2 V0;
varying vec4 V1;
void main(void) {
mat4 l0 = mat4(0.0);
l0 = mat4((2.0) / ((U0).x), 0.0, 0.0, 0.0, 0.0, (2.0) / ((U0).y), 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, -(1.0), -(1.0), 0.0, 1.0);
gl_Position = (l0) * (vec4(A0, 0.0, 1.0));
V0 = A1;
V1 = A2;
return;
}`,
FS: `uniform vec2 U0;
varying vec2 V0;
varying vec4 V1;
void main(void) {
gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
return;
}`,
},
}
for _, tc := range tests {
t.Run(tc.Name, func(t *testing.T) {
fset := token.NewFileSet()
f, err := parser.ParseFile(fset, "", []byte(tc.Src), parser.AllErrors)
f, err := parser.ParseFile(fset, "", tc.Src, parser.AllErrors)
if err != nil {
t.Fatal(err)
return
}
s, err := Compile(fset, f, "Vertex", "Fragment")
@ -357,11 +102,11 @@ void main(void) {
return
}
vs, fs := s.Glsl()
if got, want := vs, tc.VS+"\n"; got != want {
if got, want := vs, string(tc.VS); got != want {
t.Errorf("got: %v, want: %v", got, want)
}
if tc.FS != "" {
if got, want := fs, tc.FS+"\n"; got != want {
if tc.FS != nil {
if got, want := fs, string(tc.FS); got != want {
t.Errorf("got: %v, want: %v", got, want)
}
}

19
internal/shader/testdata/blocks.expected.vs vendored Normal file
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@ -0,0 +1,19 @@
void F0(in vec2 l0, out vec4 l1) {
vec4 l2 = vec4(0.0);
{
vec3 l3 = vec3(0.0);
(l2).x = (l0).x;
{
vec4 l4 = vec4(0.0);
(l2).y = (l3).y;
(l2).z = (l4).z;
}
{
vec4 l4 = vec4(0.0);
(l2).y = (l3).y;
(l2).z = (l4).z;
}
}
l1 = l2;
return;
}

20
internal/shader/testdata/blocks.go vendored Normal file
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@ -0,0 +1,20 @@
package main
func Foo(foo vec2) vec4 {
var r vec4
{
r.x = foo.x
var foo vec3
{
r.y = foo.y
var foo vec4
r.z = foo.z
}
{
r.y = foo.y
var foo vec4
r.z = foo.z
}
}
return r
}

11
internal/shader/testdata/call.expected.vs vendored Normal file
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@ -0,0 +1,11 @@
void F0(in vec2 l0, out vec2 l1) {
vec2 l2 = vec2(0.0);
F1(l0, l2);
l1 = l2;
return;
}
void F1(in vec2 l0, out vec2 l1) {
l1 = l0;
return;
}

9
internal/shader/testdata/call.go vendored Normal file
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@ -0,0 +1,9 @@
package main
func Foo(x vec2) vec2 {
return Bar(x)
}
func Bar(x vec2) vec2 {
return x
}

17
internal/shader/testdata/call_multiple.expected.vs vendored Normal file
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@ -0,0 +1,17 @@
void F0(in vec2 l0, out vec2 l1) {
float l2 = 0.0;
float l3 = 0.0;
float l4 = 0.0;
float l5 = 0.0;
F1((l0).x, (l0).y, l2, l3);
l4 = l2;
l5 = l3;
l1 = vec2(l4, l5);
return;
}
void F1(in float l0, out float l1, out float l2) {
l1 = l0;
l2 = l0;
return;
}

10
internal/shader/testdata/call_multiple.go vendored Normal file
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@ -0,0 +1,10 @@
package main
func Foo(x vec2) vec2 {
var xx, yx float = Bar(x.x, x.y)
return vec2(xx, yx)
}
func Bar(x float) (float, float) {
return x, x
}

14
internal/shader/testdata/call_multiple_nested.expected.vs vendored Normal file
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@ -0,0 +1,14 @@
void F0(in vec2 l0) {
float l1 = 0.0;
float l2 = 0.0;
float l3 = 0.0;
float l4 = 0.0;
F1((l0).x, (l0).y, l1, l2);
F1(l1, l2, l3, l4);
}
void F1(in float l0, in float l1, out float l2, out float l3) {
l2 = l0;
l3 = l1;
return;
}

9
internal/shader/testdata/call_multiple_nested.go vendored Normal file
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@ -0,0 +1,9 @@
package main
func Foo(x vec2) {
Bar(Bar(x.x, x.y))
}
func Bar(x, y float) (float, float) {
return x, y
}

6
internal/shader/testdata/define.expected.vs vendored Normal file
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@ -0,0 +1,6 @@
void F0(in vec2 l0, out vec4 l1) {
vec4 l2 = vec4(0.0);
l2 = vec4(l0, 0.0, 1.0);
l1 = l2;
return;
}

6
internal/shader/testdata/define.go vendored Normal file
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@ -0,0 +1,6 @@
package main
func Foo(foo vec2) vec4 {
r := vec4(foo, 0, 1)
return r
}

2
internal/shader/testdata/func.expected.vs vendored Normal file
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@ -0,0 +1,2 @@
void F0(in vec2 l0, out vec4 l1) {
}

4
internal/shader/testdata/func.go vendored Normal file
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@ -0,0 +1,4 @@
package main
func Foo(foo vec2) vec4 {
}

4
internal/shader/testdata/func_body.expected.vs vendored Normal file
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@ -0,0 +1,4 @@
void F0(in vec2 l0, out vec4 l1) {
l1 = vec4(l0, 0.0, 1.0);
return;
}

5
internal/shader/testdata/func_body.go vendored Normal file
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@ -0,0 +1,5 @@
package main
func Foo(foo vec2) vec4 {
return vec4(foo, 0, 1)
}

7
internal/shader/testdata/func_multiple.expected.vs vendored Normal file
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@ -0,0 +1,7 @@
void F0(in vec4 l0, out float l1, out float l2, out float l3, out float l4) {
l1 = (l0).x;
l2 = (l0).y;
l3 = (l0).z;
l4 = (l0).w;
return;
}

5
internal/shader/testdata/func_multiple.go vendored Normal file
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@ -0,0 +1,5 @@
package main
func Foo(foo vec4) (float, float, float, float) {
return foo.x, foo.y, foo.z, foo.w
}

2
internal/shader/testdata/uniforms.expected.vs vendored Normal file
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@ -0,0 +1,2 @@
uniform vec2 U0;
uniform vec4 U1;

6
internal/shader/testdata/uniforms.go vendored Normal file
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@ -0,0 +1,6 @@
package main
var (
Foo vec2
Boo vec4
)

6
internal/shader/testdata/var.expected.vs vendored Normal file
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@ -0,0 +1,6 @@
void F0(in vec2 l0, out vec4 l1) {
vec4 l2 = vec4(0.0);
l2 = vec4(l0, 0.0, 1.0);
l1 = l2;
return;
}

6
internal/shader/testdata/var.go vendored Normal file
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@ -0,0 +1,6 @@
package main
func Foo(foo vec2) vec4 {
var ret vec4 = vec4(foo, 0, 1)
return ret
}

9
internal/shader/testdata/var2.expected.vs vendored Normal file
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@ -0,0 +1,9 @@
void F0(in vec2 l0, out vec4 l1) {
vec4 l2 = vec4(0.0);
vec4 l3 = vec4(0.0);
l2 = vec4(l0, 0.0, 1.0);
(l2).x = (l2).x;
l3 = l2;
l1 = l3;
return;
}

8
internal/shader/testdata/var2.go vendored Normal file
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@ -0,0 +1,8 @@
package main
func Foo(foo vec2) vec4 {
var bar1 vec4 = vec4(foo, 0, 1)
bar1.x = bar1.x
var bar2 vec4 = bar1
return bar2
}

8
internal/shader/testdata/var_multiple.expected.vs vendored Normal file
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@ -0,0 +1,8 @@
void F0(in vec2 l0, out vec4 l1) {
vec2 l2 = vec2(0.0);
vec2 l3 = vec2(0.0);
l2 = l0;
l3 = l0;
l1 = vec4(l2, l3);
return;
}

6
internal/shader/testdata/var_multiple.go vendored Normal file
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@ -0,0 +1,6 @@
package main
func Foo(foo vec2) vec4 {
var bar1, bar2 vec2 = foo, foo
return vec4(bar1, bar2)
}

3
internal/shader/testdata/vertex.expected.fs vendored Normal file
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@ -0,0 +1,3 @@
uniform vec2 U0;
varying vec2 V0;
varying vec4 V1;

15
internal/shader/testdata/vertex.expected.vs vendored Normal file
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@ -0,0 +1,15 @@
uniform vec2 U0;
attribute vec2 A0;
attribute vec2 A1;
attribute vec4 A2;
varying vec2 V0;
varying vec4 V1;
void main(void) {
mat4 l0 = mat4(0.0);
l0 = mat4((2.0) / ((U0).x), 0.0, 0.0, 0.0, 0.0, (2.0) / ((U0).y), 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, -(1.0), -(1.0), 0.0, 1.0);
gl_Position = (l0) * (vec4(A0, 0.0, 1.0));
V0 = A1;
V1 = A2;
return;
}

13
internal/shader/testdata/vertex.go vendored Normal file
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@ -0,0 +1,13 @@
package main
func Vertex(position vec2, texCoord vec2, color vec4) (position vec4, texCoord vec2, color vec4) {
projectionMatrix := mat4(
2/ScreenSize.x, 0, 0, 0,
0, 2/ScreenSize.y, 0, 0,
0, 0, 1, 0,
-1, -1, 0, 1,
)
return projectionMatrix * vec4(position, 0, 1), texCoord, color
}
var ScreenSize vec2

8
internal/shader/testdata/vertex_fragment.expected.fs vendored Normal file
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@ -0,0 +1,8 @@
uniform vec2 U0;
varying vec2 V0;
varying vec4 V1;
void main(void) {
gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
return;
}

15
internal/shader/testdata/vertex_fragment.expected.vs vendored Normal file
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@ -0,0 +1,15 @@
uniform vec2 U0;
attribute vec2 A0;
attribute vec2 A1;
attribute vec4 A2;
varying vec2 V0;
varying vec4 V1;
void main(void) {
mat4 l0 = mat4(0.0);
l0 = mat4((2.0) / ((U0).x), 0.0, 0.0, 0.0, 0.0, (2.0) / ((U0).y), 0.0, 0.0, 0.0, 0.0, 1.0, 0.0, -(1.0), -(1.0), 0.0, 1.0);
gl_Position = (l0) * (vec4(A0, 0.0, 1.0));
V0 = A1;
V1 = A2;
return;
}

17
internal/shader/testdata/vertex_fragment.go vendored Normal file
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@ -0,0 +1,17 @@
package main
func Vertex(position vec2, texCoord vec2, color vec4) (position vec4, texCoord vec2, color vec4) {
projectionMatrix := mat4(
2/ScreenSize.x, 0, 0, 0,
0, 2/ScreenSize.y, 0, 0,
0, 0, 1, 0,
-1, -1, 0, 1,
)
return projectionMatrix * vec4(position, 0, 1), texCoord, color
}
func Fragment(position vec4, texCoord vec2, color vec4) vec4 {
return vec4(1, 0, 0, 1)
}
var ScreenSize vec2