summaryrefslogtreecommitdiffstats
path: root/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/floor/floor_float_vert_xvary_ref.vert
diff options
context:
space:
mode:
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/floor/floor_float_vert_xvary_ref.vert')
-rw-r--r--dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/floor/floor_float_vert_xvary_ref.vert28
1 files changed, 28 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/floor/floor_float_vert_xvary_ref.vert b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/floor/floor_float_vert_xvary_ref.vert
new file mode 100644
index 0000000000..9fe17c740f
--- /dev/null
+++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/floor/floor_float_vert_xvary_ref.vert
@@ -0,0 +1,28 @@
+
+/*
+Copyright (c) 2019 The Khronos Group Inc.
+Use of this source code is governed by an MIT-style license that can be
+found in the LICENSE.txt file.
+*/
+
+
+attribute vec4 gtf_Color;
+attribute vec4 gtf_Vertex;
+uniform mat4 gtf_ModelViewProjectionMatrix;
+varying vec4 color;
+
+float floor_ref(float x)
+{
+ if(x >= 0.0)
+ x = float(int(x));
+ else
+ x = float(int(x) - 1);
+ return x;
+}
+
+void main (void)
+{
+ float c = 10.0 * 2.0 * (gtf_Color.r - 0.5);
+ color = vec4((floor_ref(c) + 10.0) / 20.0, 0.0, 0.0, 1.0);
+ gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex;
+}