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Fix shader regression on Intel iGPUs by reverting layout changes (#1425)

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gdkchan 2020-07-28 19:01:11 -03:00 committed by GitHub
parent 43c13057da
commit 991784868f
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 93 additions and 45 deletions
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32
Ryujinx.Graphics.Gpu/Shader/ShaderCache.cs
View file

@ -125,19 +125,28 @@ namespace Ryujinx.Graphics.Gpu.Shader
ShaderCodeHolder[] shaders = new ShaderCodeHolder[Constants.ShaderStages]; ShaderCodeHolder[] shaders = new ShaderCodeHolder[Constants.ShaderStages];
var tfd = GetTransformFeedbackDescriptors(state);
TranslationFlags flags = DefaultFlags;
if (tfd != null)
{
flags |= TranslationFlags.Feedback;
}
if (addresses.VertexA != 0) if (addresses.VertexA != 0)
{ {
shaders[0] = TranslateGraphicsShader(state, ShaderStage.Vertex, addresses.Vertex, addresses.VertexA); shaders[0] = TranslateGraphicsShader(state, flags, ShaderStage.Vertex, addresses.Vertex, addresses.VertexA);
} }
else else
{ {
shaders[0] = TranslateGraphicsShader(state, ShaderStage.Vertex, addresses.Vertex); shaders[0] = TranslateGraphicsShader(state, flags, ShaderStage.Vertex, addresses.Vertex);
} }
shaders[1] = TranslateGraphicsShader(state, ShaderStage.TessellationControl, addresses.TessControl); shaders[1] = TranslateGraphicsShader(state, flags, ShaderStage.TessellationControl, addresses.TessControl);
shaders[2] = TranslateGraphicsShader(state, ShaderStage.TessellationEvaluation, addresses.TessEvaluation); shaders[2] = TranslateGraphicsShader(state, flags, ShaderStage.TessellationEvaluation, addresses.TessEvaluation);
shaders[3] = TranslateGraphicsShader(state, ShaderStage.Geometry, addresses.Geometry); shaders[3] = TranslateGraphicsShader(state, flags, ShaderStage.Geometry, addresses.Geometry);
shaders[4] = TranslateGraphicsShader(state, ShaderStage.Fragment, addresses.Fragment); shaders[4] = TranslateGraphicsShader(state, flags, ShaderStage.Fragment, addresses.Fragment);
List<IShader> hostShaders = new List<IShader>(); List<IShader> hostShaders = new List<IShader>();
@ -150,8 +159,6 @@ namespace Ryujinx.Graphics.Gpu.Shader
continue; continue;
} }
var tfd = GetTransformFeedbackDescriptors(state);
IShader hostShader = _context.Renderer.CompileShader(program); IShader hostShader = _context.Renderer.CompileShader(program);
shaders[stage].HostShader = hostShader; shaders[stage].HostShader = hostShader;
@ -159,7 +166,7 @@ namespace Ryujinx.Graphics.Gpu.Shader
hostShaders.Add(hostShader); hostShaders.Add(hostShader);
} }
IProgram hostProgram = _context.Renderer.CreateProgram(hostShaders.ToArray(), GetTransformFeedbackDescriptors(state)); IProgram hostProgram = _context.Renderer.CreateProgram(hostShaders.ToArray(), tfd);
ShaderBundle gpShaders = new ShaderBundle(hostProgram, shaders); ShaderBundle gpShaders = new ShaderBundle(hostProgram, shaders);
@ -327,11 +334,12 @@ namespace Ryujinx.Graphics.Gpu.Shader
/// This will combine the "Vertex A" and "Vertex B" shader stages, if specified, into one shader. /// This will combine the "Vertex A" and "Vertex B" shader stages, if specified, into one shader.
/// </remarks> /// </remarks>
/// <param name="state">Current GPU state</param> /// <param name="state">Current GPU state</param>
/// <param name="flags">Flags that controls shader translation</param>
/// <param name="stage">Shader stage</param> /// <param name="stage">Shader stage</param>
/// <param name="gpuVa">GPU virtual address of the shader code</param> /// <param name="gpuVa">GPU virtual address of the shader code</param>
/// <param name="gpuVaA">Optional GPU virtual address of the "Vertex A" shader code</param> /// <param name="gpuVaA">Optional GPU virtual address of the "Vertex A" shader code</param>
/// <returns>Compiled graphics shader code</returns> /// <returns>Compiled graphics shader code</returns>
private ShaderCodeHolder TranslateGraphicsShader(GpuState state, ShaderStage stage, ulong gpuVa, ulong gpuVaA = 0) private ShaderCodeHolder TranslateGraphicsShader(GpuState state, TranslationFlags flags, ShaderStage stage, ulong gpuVa, ulong gpuVaA = 0)
{ {
if (gpuVa == 0) if (gpuVa == 0)
{ {
@ -342,7 +350,7 @@ namespace Ryujinx.Graphics.Gpu.Shader
if (gpuVaA != 0) if (gpuVaA != 0)
{ {
ShaderProgram program = Translator.Translate(gpuVaA, gpuVa, gpuAccessor, DefaultFlags); ShaderProgram program = Translator.Translate(gpuVaA, gpuVa, gpuAccessor, flags);
byte[] codeA = _context.MemoryManager.GetSpan(gpuVaA, program.SizeA).ToArray(); byte[] codeA = _context.MemoryManager.GetSpan(gpuVaA, program.SizeA).ToArray();
byte[] codeB = _context.MemoryManager.GetSpan(gpuVa, program.Size).ToArray(); byte[] codeB = _context.MemoryManager.GetSpan(gpuVa, program.Size).ToArray();
@ -362,7 +370,7 @@ namespace Ryujinx.Graphics.Gpu.Shader
} }
else else
{ {
ShaderProgram program = Translator.Translate(gpuVa, gpuAccessor, DefaultFlags); ShaderProgram program = Translator.Translate(gpuVa, gpuAccessor, flags);
byte[] code = _context.MemoryManager.GetSpan(gpuVa, program.Size).ToArray(); byte[] code = _context.MemoryManager.GetSpan(gpuVa, program.Size).ToArray();

40
Ryujinx.Graphics.Shader/CodeGen/Glsl/Declarations.cs
View file

@ -430,11 +430,20 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
}; };
} }
for (int c = 0; c < 4; c++) string name = $"{DefaultNames.IAttributePrefix}{attr}";
{
char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) {iq}in float {DefaultNames.IAttributePrefix}{attr}_{swzMask}{suffix};"); if ((context.Config.Flags & TranslationFlags.Feedback) != 0)
{
for (int c = 0; c < 4; c++)
{
char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) {iq}in float {name}_{swzMask}{suffix};");
}
}
else
{
context.AppendLine($"layout (location = {attr}) {iq}in vec4 {name}{suffix};");
} }
} }
} }
@ -463,23 +472,32 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
{ {
for (int attr = 0; attr < MaxAttributes; attr++) for (int attr = 0; attr < MaxAttributes; attr++)
{ {
for (int c = 0; c < 4; c++) DeclareOutputAttribute(context, attr);
{
char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) out float {DefaultNames.OAttributePrefix}{attr}_{swzMask};");
}
} }
foreach (int attr in info.OAttributes.OrderBy(x => x).Where(x => x >= MaxAttributes)) foreach (int attr in info.OAttributes.OrderBy(x => x).Where(x => x >= MaxAttributes))
{
DeclareOutputAttribute(context, attr);
}
}
private static void DeclareOutputAttribute(CodeGenContext context, int attr)
{
string name = $"{DefaultNames.OAttributePrefix}{attr}";
if ((context.Config.Flags & TranslationFlags.Feedback) != 0)
{ {
for (int c = 0; c < 4; c++) for (int c = 0; c < 4; c++)
{ {
char swzMask = "xyzw"[c]; char swzMask = "xyzw"[c];
context.AppendLine($"layout (location = {attr}, component = {c}) out float {DefaultNames.OAttributePrefix}{attr}_{swzMask};"); context.AppendLine($"layout (location = {attr}, component = {c}) out float {name}_{swzMask};");
} }
} }
else
{
context.AppendLine($"layout (location = {attr}) out vec4 {name};");
}
} }
private static void AppendHelperFunction(CodeGenContext context, string filename) private static void AppendHelperFunction(CodeGenContext context, string filename)

17
Ryujinx.Graphics.Shader/CodeGen/Glsl/GlslGenerator.cs
View file

@ -56,10 +56,17 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
continue; continue;
} }
context.AppendLine($"{DefaultNames.OAttributePrefix}{attr}_x = 0;"); if ((context.Config.Flags & TranslationFlags.Feedback) != 0)
context.AppendLine($"{DefaultNames.OAttributePrefix}{attr}_y = 0;"); {
context.AppendLine($"{DefaultNames.OAttributePrefix}{attr}_z = 0;"); context.AppendLine($"{DefaultNames.OAttributePrefix}{attr}_x = 0;");
context.AppendLine($"{DefaultNames.OAttributePrefix}{attr}_w = 0;"); context.AppendLine($"{DefaultNames.OAttributePrefix}{attr}_y = 0;");
context.AppendLine($"{DefaultNames.OAttributePrefix}{attr}_z = 0;");
context.AppendLine($"{DefaultNames.OAttributePrefix}{attr}_w = 0;");
}
else
{
context.AppendLine($"{DefaultNames.OAttributePrefix}{attr} = vec4(0);");
}
} }
} }
@ -123,7 +130,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
if (assignment.Destination is AstOperand operand && operand.Type == OperandType.Attribute) if (assignment.Destination is AstOperand operand && operand.Type == OperandType.Attribute)
{ {
dest = OperandManager.GetOutAttributeName(operand, context.Config.Stage); dest = OperandManager.GetOutAttributeName(operand, context.Config);
} }
else else
{ {

2
Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGen.cs
View file

@ -19,7 +19,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
} }
else if (node is AstOperand operand) else if (node is AstOperand operand)
{ {
return context.OperandManager.GetExpression(operand, context.Config.Stage); return context.OperandManager.GetExpression(operand, context.Config);
} }
throw new ArgumentException($"Invalid node type \"{node?.GetType().Name ?? "null"}\"."); throw new ArgumentException($"Invalid node type \"{node?.GetType().Name ?? "null"}\".");

2
Ryujinx.Graphics.Shader/CodeGen/Glsl/Instructions/InstGenMemory.cs
View file

@ -113,7 +113,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
string indexExpr = GetSoureExpr(context, src2, GetSrcVarType(operation.Inst, 1)); string indexExpr = GetSoureExpr(context, src2, GetSrcVarType(operation.Inst, 1));
return OperandManager.GetAttributeName(attr, context.Config.Stage, isOutAttr: false, indexExpr); return OperandManager.GetAttributeName(attr, context.Config, isOutAttr: false, indexExpr);
} }
public static string LoadConstant(CodeGenContext context, AstOperation operation) public static string LoadConstant(CodeGenContext context, AstOperation operation)

42
Ryujinx.Graphics.Shader/CodeGen/Glsl/OperandManager.cs
View file

@ -92,18 +92,18 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
return name; return name;
} }
public string GetExpression(AstOperand operand, ShaderStage stage) public string GetExpression(AstOperand operand, ShaderConfig config)
{ {
switch (operand.Type) switch (operand.Type)
{ {
case OperandType.Attribute: case OperandType.Attribute:
return GetAttributeName(operand, stage); return GetAttributeName(operand, config);
case OperandType.Constant: case OperandType.Constant:
return NumberFormatter.FormatInt(operand.Value); return NumberFormatter.FormatInt(operand.Value);
case OperandType.ConstantBuffer: case OperandType.ConstantBuffer:
return GetConstantBufferName(operand.CbufSlot, operand.CbufOffset, stage); return GetConstantBufferName(operand.CbufSlot, operand.CbufOffset, config.Stage);
case OperandType.LocalVariable: case OperandType.LocalVariable:
return _locals[operand]; return _locals[operand];
@ -148,12 +148,12 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
return GetVec4Indexed(ubName + index0, offsetExpr + " & 3"); return GetVec4Indexed(ubName + index0, offsetExpr + " & 3");
} }
public static string GetOutAttributeName(AstOperand attr, ShaderStage stage) public static string GetOutAttributeName(AstOperand attr, ShaderConfig config)
{ {
return GetAttributeName(attr, stage, isOutAttr: true); return GetAttributeName(attr, config, isOutAttr: true);
} }
public static string GetAttributeName(AstOperand attr, ShaderStage stage, bool isOutAttr = false, string indexExpr = "0") public static string GetAttributeName(AstOperand attr, ShaderConfig config, bool isOutAttr = false, string indexExpr = "0")
{ {
int value = attr.Value; int value = attr.Value;
@ -167,14 +167,28 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
? DefaultNames.OAttributePrefix ? DefaultNames.OAttributePrefix
: DefaultNames.IAttributePrefix; : DefaultNames.IAttributePrefix;
string name = $"{prefix}{(value >> 4)}_{swzMask}"; if ((config.Flags & TranslationFlags.Feedback) != 0)
if (stage == ShaderStage.Geometry && !isOutAttr)
{ {
name += $"[{indexExpr}]"; string name = $"{prefix}{(value >> 4)}_{swzMask}";
}
return name; if (config.Stage == ShaderStage.Geometry && !isOutAttr)
{
name += $"[{indexExpr}]";
}
return name;
}
else
{
string name = $"{prefix}{(value >> 4)}";
if (config.Stage == ShaderStage.Geometry && !isOutAttr)
{
name += $"[{indexExpr}]";
}
return name + '.' + swzMask;
}
} }
else else
{ {
@ -187,7 +201,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
else if (_builtInAttributes.TryGetValue(value & ~3, out BuiltInAttribute builtInAttr)) else if (_builtInAttributes.TryGetValue(value & ~3, out BuiltInAttribute builtInAttr))
{ {
// TODO: There must be a better way to handle this... // TODO: There must be a better way to handle this...
if (stage == ShaderStage.Fragment) if (config.Stage == ShaderStage.Fragment)
{ {
switch (value & ~3) switch (value & ~3)
{ {
@ -200,7 +214,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl
string name = builtInAttr.Name; string name = builtInAttr.Name;
if (stage == ShaderStage.Geometry && !isOutAttr) if (config.Stage == ShaderStage.Geometry && !isOutAttr)
{ {
name = $"gl_in[{indexExpr}].{name}"; name = $"gl_in[{indexExpr}].{name}";
} }

3
Ryujinx.Graphics.Shader/Translation/TranslationFlags.cs
View file

@ -9,6 +9,7 @@ namespace Ryujinx.Graphics.Shader.Translation
VertexA = 1 << 0, VertexA = 1 << 0,
Compute = 1 << 1, Compute = 1 << 1,
DebugMode = 1 << 2 Feedback = 1 << 2,
DebugMode = 1 << 3
} }
} }