procedural-3d-engine/shaders/glsl/multiview/multiview.vert

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2018-06-01 22:48:53 +02:00
#version 450
#extension GL_EXT_multiview : enable
layout (location = 0) in vec3 inPos;
layout (location = 1) in vec3 inNormal;
layout (location = 2) in vec3 inColor;
layout (location = 0) out vec3 outNormal;
layout (location = 1) out vec3 outColor;
layout (location = 2) out vec3 outViewVec;
layout (location = 3) out vec3 outLightVec;
layout (binding = 0) uniform UBO
{
mat4 projection[2];
mat4 modelview[2];
vec4 lightPos;
} ubo;
void main()
{
outColor = inColor;
outNormal = mat3(ubo.modelview[gl_ViewIndex]) * inNormal;
vec4 pos = vec4(inPos.xyz, 1.0);
vec4 worldPos = ubo.modelview[gl_ViewIndex] * pos;
vec3 lPos = vec3(ubo.modelview[gl_ViewIndex] * ubo.lightPos);
outLightVec = lPos - worldPos.xyz;
outViewVec = -worldPos.xyz;
gl_Position = ubo.projection[gl_ViewIndex] * worldPos;
}