58 lines
1.5 KiB
GLSL
58 lines
1.5 KiB
GLSL
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#version 450
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layout (location = 0) in vec3 inPos;
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layout (location = 1) in vec3 inNormal;
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layout (location = 2) in vec2 inUV0;
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layout (location = 3) in vec2 inUV1;
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layout (location = 4) in vec4 inJoint0;
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layout (location = 5) in vec4 inWeight0;
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layout (location = 6) in vec4 inColor0;
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layout (set = 0, binding = 0) uniform UBO
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{
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mat4 projection;
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mat4 model;
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mat4 view;
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vec3 camPos;
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} ubo;
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#define MAX_NUM_JOINTS 128
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layout (set = 2, binding = 0) uniform UBONode {
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mat4 matrix;
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mat4 jointMatrix[MAX_NUM_JOINTS];
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float jointCount;
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} node;
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layout (location = 0) out vec3 outWorldPos;
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layout (location = 1) out vec3 outNormal;
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layout (location = 2) out vec2 outUV0;
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layout (location = 3) out vec2 outUV1;
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layout (location = 4) out vec4 outColor0;
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void main()
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{
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outColor0 = inColor0;
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vec4 locPos;
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if (node.jointCount > 0.0) {
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// Mesh is skinned
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mat4 skinMat =
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inWeight0.x * node.jointMatrix[int(inJoint0.x)] +
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inWeight0.y * node.jointMatrix[int(inJoint0.y)] +
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inWeight0.z * node.jointMatrix[int(inJoint0.z)] +
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inWeight0.w * node.jointMatrix[int(inJoint0.w)];
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locPos = ubo.model * node.matrix * skinMat * vec4(inPos, 1.0);
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outNormal = normalize(transpose(inverse(mat3(ubo.model * node.matrix * skinMat))) * inNormal);
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} else {
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locPos = ubo.model * node.matrix * vec4(inPos, 1.0);
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outNormal = normalize(transpose(inverse(mat3(ubo.model * node.matrix))) * inNormal);
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}
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locPos.y = -locPos.y;
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outWorldPos = locPos.xyz / locPos.w;
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outUV0 = inUV0;
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outUV1 = inUV1;
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gl_Position = ubo.projection * ubo.view * vec4(outWorldPos, 1.0);
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}
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