Lancelot tests for ShaderEffect uniform bindings

Test that properties are bound to shader uniforms. Three
ways of setting the property: initial value, PropertyAnimation,
and UniformAnimator.

Task-number: QTBUG-83975
Change-Id: I61518dc1bf680d0d28dd0171c5dcf8b4a6b3695e
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
(cherry picked from commit 1907265de25d3815cba24885c01fe4072b570e46)

7 files changed, 74 insertions, 0 deletions

diff --git a/tests/manual/scenegraph_lancelot/data/shaders/propertyanimation/property.qml b/tests/manual/scenegraph_lancelot/data/shaders/propertyanimation/property.qml
new file mode 100644
index 0000000000..c58380aca8
--- /dev/null
+++ b/tests/manual/scenegraph_lancelot/data/shaders/propertyanimation/property.qml
@@ -0,0 +1,30 @@
+import QtQuick 2.0
+
+Item {
+    width: 320
+    height: 480
+
+    ShaderEffect {
+        x: 10
+        y: 10
+        width: 300
+        height: 200
+        property real colorProperty: 0.5
+        fragmentShader: "qrc:shaders/property.frag"
+    }
+
+    ShaderEffect {
+        x: 10
+        y: 250
+        width: 300
+        height: 200
+        property real colorProperty: 0.0
+        fragmentShader: "qrc:shaders/property.frag"
+
+        NumberAnimation on colorProperty {
+            duration: 200
+            from: 0.0
+            to: 1.0
+        }
+    }
+}
diff --git a/tests/manual/scenegraph_lancelot/data/shaders/propertyanimation/uniformanimator.qml b/tests/manual/scenegraph_lancelot/data/shaders/propertyanimation/uniformanimator.qml
new file mode 100644
index 0000000000..22691652b0
--- /dev/null
+++ b/tests/manual/scenegraph_lancelot/data/shaders/propertyanimation/uniformanimator.qml
@@ -0,0 +1,21 @@
+import QtQuick 2.15
+
+Item {
+    width: 320
+    height: 480
+
+    ShaderEffect {
+        x: 10
+        y: 250
+        width: 300
+        height: 200
+        property real colorProperty: 0.0
+        fragmentShader: "qrc:shaders/property.frag"
+
+        UniformAnimator on colorProperty {
+            duration: 200
+            from: 0.0
+            to: 1.0
+        }
+    }
+}
diff --git a/tests/manual/scenegraph_lancelot/data/shared/shaders/+qsb/property.frag b/tests/manual/scenegraph_lancelot/data/shared/shaders/+qsb/property.frag
new file mode 100644
index 0000000000..078252cad4
--- /dev/null
+++ b/tests/manual/scenegraph_lancelot/data/shared/shaders/+qsb/property.frag
diff --git a/tests/manual/scenegraph_lancelot/data/shared/shaders/compile.bat b/tests/manual/scenegraph_lancelot/data/shared/shaders/compile.bat
index 85b762cebd..8a7f56174c 100644
--- a/tests/manual/scenegraph_lancelot/data/shared/shaders/compile.bat
+++ b/tests/manual/scenegraph_lancelot/data/shared/shaders/compile.bat
@@ -10,5 +10,6 @@ qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o +qsb/gradient2.frag gradient2_
 qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o +qsb/gradient3.frag gradient3_rhi.frag
 qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o +qsb/gradient4.frag gradient4_rhi.frag
 qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o +qsb/gradient5.frag gradient5_rhi.frag
+qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o +qsb/property.frag property_rhi.frag
 qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o +qsb/shadow.frag shadow_rhi.frag
 qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o +qsb/stencil.frag stencil_rhi.frag
diff --git a/tests/manual/scenegraph_lancelot/data/shared/shaders/property.frag b/tests/manual/scenegraph_lancelot/data/shared/shaders/property.frag
new file mode 100644
index 0000000000..0d28bff43b
--- /dev/null
+++ b/tests/manual/scenegraph_lancelot/data/shared/shaders/property.frag
@@ -0,0 +1,6 @@
+varying highp vec2 qt_TexCoord0;
+uniform lowp float qt_Opacity;
+uniform lowp float colorProperty;
+void main() {
+    gl_FragColor = vec4(qt_TexCoord0.x, qt_TexCoord0.y, colorProperty, 1);
+}
diff --git a/tests/manual/scenegraph_lancelot/data/shared/shaders/property_rhi.frag b/tests/manual/scenegraph_lancelot/data/shared/shaders/property_rhi.frag
new file mode 100644
index 0000000000..2ffa707fb1
--- /dev/null
+++ b/tests/manual/scenegraph_lancelot/data/shared/shaders/property_rhi.frag
@@ -0,0 +1,14 @@
+#version 440
+
+layout(location = 0) in vec2 qt_TexCoord0;
+layout(location = 0) out vec4 fragColor;
+
+layout(std140, binding = 0) uniform buf {
+    mat4 qt_Matrix;
+    float qt_Opacity;
+    float colorProperty;
+} ubuf;
+
+void main() {
+    fragColor = vec4(qt_TexCoord0.x, qt_TexCoord0.y, ubuf.colorProperty, 1);
+}
diff --git a/tests/manual/scenegraph_lancelot/data/shared/shared.qrc b/tests/manual/scenegraph_lancelot/data/shared/shared.qrc
index a8bd6e9ea8..10883211aa 100644
--- a/tests/manual/scenegraph_lancelot/data/shared/shared.qrc
+++ b/tests/manual/scenegraph_lancelot/data/shared/shared.qrc
@@ -10,6 +10,7 @@
         <file>shaders/gradient3.frag</file>
         <file>shaders/gradient4.frag</file>
         <file>shaders/gradient5.frag</file>
+        <file>shaders/property.frag</file>
         <file>shaders/shadow.frag</file>
         <file>shaders/stencil.frag</file>
         <file>shaders/wave.vert</file>
@@ -23,6 +24,7 @@
         <file>shaders/+qsb/gradient3.frag</file>
         <file>shaders/+qsb/gradient4.frag</file>
         <file>shaders/+qsb/gradient5.frag</file>
+        <file>shaders/+qsb/property.frag</file>
         <file>shaders/+qsb/shadow.frag</file>
         <file>shaders/+qsb/stencil.frag</file>
         <file>shaders/+qsb/wave.vert</file>