diff options
Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/functions/int_empty_out_int_empty_vert.vert')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/functions/int_empty_out_int_empty_vert.vert | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/functions/int_empty_out_int_empty_vert.vert b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/functions/int_empty_out_int_empty_vert.vert new file mode 100644 index 0000000000..efe8841aba --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/functions/int_empty_out_int_empty_vert.vert @@ -0,0 +1,42 @@ + +/* +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_Vertex; +uniform mat4 gtf_ModelViewProjectionMatrix; +varying vec4 color; + +// Function declaration. +int function(out int par); + +void main (void) +{ + int par = 1; + int ret = 0; + + float gray = 0.0; + + ret = function(par); + + // The parameter should be changed by the function and the function should return 1. + if((par == 0) && (ret == 1)) + { + gray = 1.0; + } + + color = vec4(gray, gray, gray, 1.0); + gl_Position = gtf_ModelViewProjectionMatrix * gtf_Vertex; +} + +// Function definition. +int function(out int par) +{ + // Test parameter qualifier (default is "in"). + par = 0; + + return 1; +} |