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// Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
attribute vec3 vertexPosition;
attribute vec3 vertexNormal;
attribute vec2 vertexTexCoord;
varying vec4 positionInLightSpace;
varying vec3 position;
varying vec3 normal;
varying vec2 texCoord;
uniform mat4 lightViewProjection;
uniform mat4 modelMatrix;
uniform mat4 modelView;
uniform mat3 modelViewNormal;
uniform mat4 mvp;
uniform float texCoordScale;
void main()
{
const mat4 shadowMatrix = mat4(0.5, 0.0, 0.0, 0.0,
0.0, 0.5, 0.0, 0.0,
0.0, 0.0, 0.5, 0.0,
0.5, 0.5, 0.5, 1.0);
positionInLightSpace = shadowMatrix * lightViewProjection * modelMatrix * vec4(vertexPosition, 1.0);
texCoord = vertexTexCoord * texCoordScale;
normal = normalize(modelViewNormal * vertexNormal);
position = vec3(modelView * vec4(vertexPosition, 1.0));
gl_Position = mvp * vec4(vertexPosition, 1.0);
}
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