Revision control
Copy as Markdown
// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#version 440
QC_INCLUDE "common.glsl"
layout(location = 0) in vec2 vertex;
layout(location = 1) in vec2 tcoord;
layout(location = 0) out vec2 texCoord;
layout(location = 1) out vec2 fragCoord;
layout(std140, binding = 0) uniform vertUBuf {
vec4 viewRect;
int ndcIsYDown;
#ifdef CUSTOM_MATRIX
mat4 customMatrix;
#endif
};
layout(std140, binding = 4) uniform vertUBuf2 {
mat3 vertMatrix;
};
void main()
{
texCoord = tcoord;
fragCoord = vertex;
vec2 v = (vertMatrix * vec3(vertex, 1.0)).xy;
#ifdef CUSTOM_MATRIX
gl_Position = customMatrix * vec4(v, 0.0, 1.0);
#else
if (ndcIsYDown != 0)
gl_Position = vec4(2.0 * (v.x + viewRect.x) / viewRect.z - 1.0, -1.0 + 2.0 * (v.y + viewRect.y) / viewRect.w, 0.0, 1.0);
else
gl_Position = vec4(2.0 * (v.x + viewRect.x) / viewRect.z - 1.0, 1.0 - 2.0 * (v.y + viewRect.y) / viewRect.w, 0.0, 1.0);
#endif
}