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https://github.com/Ryujinx/Ryujinx.git
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* Initial transform feedback support * Some nits and fixes * Update ReportCounterType and Write method * Can't change shader or TFB bindings while TFB is active * Fix geometry shader input names with new naming
69 lines
2.2 KiB
C#
69 lines
2.2 KiB
C#
using Ryujinx.Graphics.Shader.Translation;
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namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
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{
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public static class Varying
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{
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public static string GetName(int offset)
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{
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offset <<= 2;
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if (offset >= AttributeConsts.UserAttributeBase &&
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offset < AttributeConsts.UserAttributeEnd)
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{
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offset -= AttributeConsts.UserAttributeBase;
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string name = $"{ DefaultNames.OAttributePrefix}{(offset >> 4)}";
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name += "_" + "xyzw"[(offset >> 2) & 3];
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return name;
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}
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switch (offset)
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{
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case AttributeConsts.PositionX:
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case AttributeConsts.PositionY:
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case AttributeConsts.PositionZ:
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case AttributeConsts.PositionW:
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return "gl_Position";
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case AttributeConsts.PointSize:
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return "gl_PointSize";
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case AttributeConsts.ClipDistance0:
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return "gl_ClipDistance[0]";
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case AttributeConsts.ClipDistance1:
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return "gl_ClipDistance[1]";
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case AttributeConsts.ClipDistance2:
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return "gl_ClipDistance[2]";
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case AttributeConsts.ClipDistance3:
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return "gl_ClipDistance[3]";
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case AttributeConsts.ClipDistance4:
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return "gl_ClipDistance[4]";
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case AttributeConsts.ClipDistance5:
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return "gl_ClipDistance[5]";
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case AttributeConsts.ClipDistance6:
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return "gl_ClipDistance[6]";
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case AttributeConsts.ClipDistance7:
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return "gl_ClipDistance[7]";
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case AttributeConsts.VertexId:
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return "gl_VertexID";
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}
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return null;
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}
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public static int GetSize(int offset)
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{
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switch (offset << 2)
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{
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case AttributeConsts.PositionX:
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case AttributeConsts.PositionY:
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case AttributeConsts.PositionZ:
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case AttributeConsts.PositionW:
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return 4;
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}
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return 1;
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}
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}
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} |