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Add partial support to the TEX.B shader instruction (#342)

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* Add partial support to the TEX.B shader instruction, fix for mixed indexed and non-indexed drawing

* Better exception
This commit is contained in:
gdkchan 2018-08-13 18:22:09 -03:00 • committed by GitHub
parent 4518c52c65
commit 09593ae6d8
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 153 additions and 42 deletions
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26
Ryujinx.Graphics/Gal/Shader/ShaderDecodeMem.cs
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@ -121,6 +121,16 @@ namespace Ryujinx.Graphics.Gal.Shader
}
public static void Tex(ShaderIrBlock Block, long OpCode)
{
EmitTex(Block, OpCode, GprHandle: false);
}
public static void Tex_B(ShaderIrBlock Block, long OpCode)
{
EmitTex(Block, OpCode, GprHandle: true);
}
private static void EmitTex(ShaderIrBlock Block, long OpCode, bool GprHandle)
{
//TODO: Support other formats.
ShaderIrOperGpr[] Coords = new ShaderIrOperGpr[2];
@ -139,7 +149,11 @@ namespace Ryujinx.Graphics.Gal.Shader
int ChMask = (int)(OpCode >> 31) & 0xf;
ShaderIrNode OperC = GetOperImm13_36(OpCode);
ShaderIrNode OperC = GprHandle
? (ShaderIrNode)GetOperGpr20 (OpCode)
: (ShaderIrNode)GetOperImm13_36(OpCode);
ShaderIrInst Inst = GprHandle ? ShaderIrInst.Texb : ShaderIrInst.Texs;
for (int Ch = 0; Ch < 4; Ch++)
{
@ -147,7 +161,7 @@ namespace Ryujinx.Graphics.Gal.Shader
ShaderIrMetaTex Meta = new ShaderIrMetaTex(Ch);
ShaderIrOp Op = new ShaderIrOp(ShaderIrInst.Texs, Coords[0], Coords[1], OperC, Meta);
ShaderIrOp Op = new ShaderIrOp(Inst, Coords[0], Coords[1], OperC, Meta);
Block.AddNode(GetPredNode(new ShaderIrAsg(Dst, Op), OpCode));
}
@ -178,15 +192,15 @@ namespace Ryujinx.Graphics.Gal.Shader
public static void Texs(ShaderIrBlock Block, long OpCode)
{
EmitTex(Block, OpCode, ShaderIrInst.Texs);
EmitTexs(Block, OpCode, ShaderIrInst.Texs);
}
public static void Tlds(ShaderIrBlock Block, long OpCode)
{
EmitTex(Block, OpCode, ShaderIrInst.Txlf);
EmitTexs(Block, OpCode, ShaderIrInst.Txlf);
}
private static void EmitTex(ShaderIrBlock Block, long OpCode, ShaderIrInst Inst)
private static void EmitTexs(ShaderIrBlock Block, long OpCode, ShaderIrInst Inst)
{
//TODO: Support other formats.
ShaderIrNode OperA = GetOperGpr8 (OpCode);
@ -195,7 +209,7 @@ namespace Ryujinx.Graphics.Gal.Shader
int LutIndex;
LutIndex = GetOperGpr0(OpCode).Index != ShaderIrOperGpr.ZRIndex ? 1 : 0;
LutIndex = GetOperGpr0(OpCode).Index != ShaderIrOperGpr.ZRIndex ? 1 : 0;
LutIndex |= GetOperGpr28(OpCode).Index != ShaderIrOperGpr.ZRIndex ? 2 : 0;
int ChMask = MaskLut[LutIndex, (OpCode >> 50) & 7];