private static void DeclareStorages(CodeGenContext context, StructuredProgramInfo info)
{
string sbName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
sbName += "_" + DefaultNames.StorageNamePrefix;
string blockName = $"{sbName}_{DefaultNames.BlockSuffix}";
int count = info.SBuffers.Max() + 1;
int[] bindings = new int[count];
for (int i = 0; i < count; i++)
{
bindings[i] = context.Config.Counts.IncrementStorageBuffersCount();
}
foreach (int sbufSlot in info.SBuffers)
{
context.SBufferDescriptors.Add(new BufferDescriptor(bindings[sbufSlot], sbufSlot));
}
context.AppendLine($"layout (binding = {bindings[0]}, std430) buffer {blockName}");
context.EnterScope();
context.AppendLine("uint " + DefaultNames.DataName + "[];");
context.LeaveScope($" {sbName}[{NumberFormatter.FormatInt(count)}];");
}
private static bool DeclareRenderScale(CodeGenContext context)
{
if ((context.Config.UsedFeatures & (FeatureFlags.FragCoordXY | FeatureFlags.IntegerSampling)) != 0)
{
string stage = OperandManager.GetShaderStagePrefix(context.Config.Stage);
int scaleElements = context.Config.GetTextureDescriptors().Length + context.Config.GetImageDescriptors().Length;
if (context.Config.Stage == ShaderStage.Fragment)
{
scaleElements++; // Also includes render target scale, for gl_FragCoord.
}
context.AppendLine($"uniform float {stage}_renderScale[{scaleElements}];");
if (context.Config.UsedFeatures.HasFlag(FeatureFlags.IntegerSampling))
{
context.AppendLine();
AppendHelperFunction(context, $"Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/TexelFetchScale_{stage}.glsl");
}
return(true);
}
return(false);
}
private static void DeclareUniforms(CodeGenContext context, BufferDescriptor[] descriptors)
{
string ubSize = "[" + NumberFormatter.FormatInt(Constants.ConstantBufferSize / 16) + "]";
if (context.Config.UsedFeatures.HasFlag(FeatureFlags.CbIndexing))
{
string ubName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
ubName += "_" + DefaultNames.UniformNamePrefix;
string blockName = $"{ubName}_{DefaultNames.BlockSuffix}";
context.AppendLine($"layout (binding = {context.Config.FirstConstantBufferBinding}, std140) uniform {blockName}");
context.EnterScope();
context.AppendLine("vec4 " + DefaultNames.DataName + ubSize + ";");
context.LeaveScope($" {ubName}[{NumberFormatter.FormatInt(descriptors.Max(x => x.Slot) + 1)}];");
}
else
{
foreach (var descriptor in descriptors)
{
string ubName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
ubName += "_" + DefaultNames.UniformNamePrefix + descriptor.Slot;
context.AppendLine($"layout (binding = {descriptor.Binding}, std140) uniform {ubName}");
context.EnterScope();
context.AppendLine("vec4 " + OperandManager.GetUbName(context.Config.Stage, descriptor.Slot, false) + ubSize + ";");
context.LeaveScope(";");
}
}
}
private static void DeclareStorages(CodeGenContext context, StructuredProgramInfo info)
{
string sbName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
sbName += "_" + DefaultNames.StorageNamePrefix;
string blockName = $"{sbName}_{DefaultNames.BlockSuffix}";
int maxSlot = 0;
foreach (int sbufSlot in info.SBuffers)
{
context.SBufferDescriptors.Add(new BufferDescriptor($"{blockName}[{sbufSlot}]", sbufSlot));
if (maxSlot < sbufSlot)
{
maxSlot = sbufSlot;
}
}
context.AppendLine("layout (std430) buffer " + blockName);
context.EnterScope();
context.AppendLine("uint " + DefaultNames.DataName + "[];");
string arraySize = NumberFormatter.FormatInt(maxSlot + 1);
context.LeaveScope($" {sbName}[{arraySize}];");
}
public static string GetUbName(GalShaderType shaderType, int slot)
{
string ubName = OperandManager.GetShaderStagePrefix(shaderType);
ubName += "_" + DefaultNames.UniformNamePrefix + slot;
return(ubName + "_" + DefaultNames.UniformNameSuffix);
}
private static void AppendHelperFunction(CodeGenContext context, string filename)
{
string code = EmbeddedResources.ReadAllText(filename);
code = code.Replace("\t", CodeGenContext.Tab);
code = code.Replace("$SHARED_MEM$", DefaultNames.SharedMemoryName);
code = code.Replace("$STORAGE_MEM$", OperandManager.GetShaderStagePrefix(context.Config.Stage) + "_" + DefaultNames.StorageNamePrefix);
context.AppendLine(code);
context.AppendLine();
}
private static void DeclareUniforms(CodeGenContext context, StructuredProgramInfo info)
{
string ubSize = "[" + NumberFormatter.FormatInt(Constants.ConstantBufferSize / 16) + "]";
if (info.UsesCbIndexing)
{
string ubName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
ubName += "_" + DefaultNames.UniformNamePrefix;
string blockName = $"{ubName}_{DefaultNames.BlockSuffix}";
int maxSlot = 0;
foreach (int cbufSlot in info.CBuffers.OrderBy(x => x))
{
context.CBufferDescriptors.Add(new BufferDescriptor($"{blockName}[{cbufSlot}]", cbufSlot));
if (maxSlot < cbufSlot)
{
maxSlot = cbufSlot;
}
}
context.AppendLine("layout (std140) uniform " + blockName);
context.EnterScope();
context.AppendLine("vec4 " + DefaultNames.DataName + ubSize + ";");
string arraySize = NumberFormatter.FormatInt(maxSlot + 1);
context.LeaveScope($" {ubName}[{arraySize}];");
}
else
{
foreach (int cbufSlot in info.CBuffers.OrderBy(x => x))
{
string ubName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
ubName += "_" + DefaultNames.UniformNamePrefix + cbufSlot;
context.CBufferDescriptors.Add(new BufferDescriptor(ubName, cbufSlot));
context.AppendLine("layout (std140) uniform " + ubName);
context.EnterScope();
context.AppendLine("vec4 " + OperandManager.GetUbName(context.Config.Stage, cbufSlot, false) + ubSize + ";");
context.LeaveScope(";");
}
}
}
private static void DeclareStorages(CodeGenContext context, BufferDescriptor[] descriptors)
{
string sbName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
sbName += "_" + DefaultNames.StorageNamePrefix;
string blockName = $"{sbName}_{DefaultNames.BlockSuffix}";
context.AppendLine($"layout (binding = {descriptors[0].Binding}, std430) buffer {blockName}");
context.EnterScope();
context.AppendLine("uint " + DefaultNames.DataName + "[];");
context.LeaveScope($" {sbName}[{NumberFormatter.FormatInt(descriptors.Length)}];");
}
private static void DeclareUniforms(CodeGenContext context, StructuredProgramInfo info)
{
string ubSize = "[" + NumberFormatter.FormatInt(Constants.ConstantBufferSize / 16) + "]";
if (info.UsesCbIndexing)
{
int count = info.CBuffers.Max() + 1;
int[] bindings = new int[count];
for (int i = 0; i < count; i++)
{
bindings[i] = context.Config.Counts.IncrementUniformBuffersCount();
}
foreach (int cbufSlot in info.CBuffers.OrderBy(x => x))
{
context.CBufferDescriptors.Add(new BufferDescriptor(bindings[cbufSlot], cbufSlot));
}
string ubName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
ubName += "_" + DefaultNames.UniformNamePrefix;
string blockName = $"{ubName}_{DefaultNames.BlockSuffix}";
context.AppendLine($"layout (binding = {bindings[0]}, std140) uniform {blockName}");
context.EnterScope();
context.AppendLine("vec4 " + DefaultNames.DataName + ubSize + ";");
context.LeaveScope($" {ubName}[{NumberFormatter.FormatInt(count)}];");
}
else
{
foreach (int cbufSlot in info.CBuffers.OrderBy(x => x))
{
int binding = context.Config.Counts.IncrementUniformBuffersCount();
context.CBufferDescriptors.Add(new BufferDescriptor(binding, cbufSlot));
string ubName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
ubName += "_" + DefaultNames.UniformNamePrefix + cbufSlot;
context.AppendLine($"layout (binding = {binding}, std140) uniform {ubName}");
context.EnterScope();
context.AppendLine("vec4 " + OperandManager.GetUbName(context.Config.Stage, cbufSlot, false) + ubSize + ";");
context.LeaveScope(";");
}
}
}
private static void DeclareStorages(CodeGenContext context, BufferDescriptor[] descriptors)
{
string sbName = OperandManager.GetShaderStagePrefix(context.Config.Stage);
sbName += "_" + DefaultNames.StorageNamePrefix;
string blockName = $"{sbName}_{DefaultNames.BlockSuffix}";
string layout = context.Config.Options.TargetApi == TargetApi.Vulkan ? ", set = 1" : string.Empty;
context.AppendLine($"layout (binding = {context.Config.FirstStorageBufferBinding}{layout}, std430) buffer {blockName}");
context.EnterScope();
context.AppendLine("uint " + DefaultNames.DataName + "[];");
context.LeaveScope($" {sbName}[{NumberFormatter.FormatInt(descriptors.Max(x => x.Slot) + 1)}];");
}
private static void DeclareUniforms(CodeGenContext context, StructuredProgramInfo info)
{
foreach (int cbufSlot in info.CBuffers.OrderBy(x => x))
{
string ubName = OperandManager.GetShaderStagePrefix(context.Config.Type);
ubName += "_" + DefaultNames.UniformNamePrefix + cbufSlot;
context.CBufferDescriptors.Add(new CBufferDescriptor(ubName, cbufSlot));
context.AppendLine("layout (std140) uniform " + ubName);
context.EnterScope();
string ubSize = "[" + NumberFormatter.FormatInt(context.Config.MaxCBufferSize / 16) + "]";
context.AppendLine("vec4 " + OperandManager.GetUbName(context.Config.Type, cbufSlot) + ubSize + ";");
context.LeaveScope(";");
}
}
private static void AppendHelperFunction(CodeGenContext context, string filename)
{
string code = EmbeddedResources.ReadAllText(filename);
code = code.Replace("\t", CodeGenContext.Tab);
code = code.Replace("$SHARED_MEM$", DefaultNames.SharedMemoryName);
code = code.Replace("$STORAGE_MEM$", OperandManager.GetShaderStagePrefix(context.Config.Stage) + "_" + DefaultNames.StorageNamePrefix);
if (context.Config.GpuAccessor.QueryHostSupportsShaderBallot())
{
code = code.Replace("$SUBGROUP_INVOCATION$", "gl_SubGroupInvocationARB");
code = code.Replace("$SUBGROUP_BROADCAST$", "readInvocationARB");
}
else
{
code = code.Replace("$SUBGROUP_INVOCATION$", "gl_SubgroupInvocationID");
code = code.Replace("$SUBGROUP_BROADCAST$", "subgroupBroadcast");
}
context.AppendLine(code);
context.AppendLine();
}
public static void Declare(CodeGenContext context, StructuredProgramInfo info)
{
context.AppendLine(context.Config.Options.TargetApi == TargetApi.Vulkan ? "#version 460 core" : "#version 450 core");
context.AppendLine("#extension GL_ARB_gpu_shader_int64 : enable");
context.AppendLine("#extension GL_ARB_shader_ballot : enable");
context.AppendLine("#extension GL_ARB_shader_group_vote : enable");
context.AppendLine("#extension GL_EXT_shader_image_load_formatted : enable");
context.AppendLine("#extension GL_EXT_texture_shadow_lod : enable");
if (context.Config.Stage == ShaderStage.Compute)
{
context.AppendLine("#extension GL_ARB_compute_shader : enable");
}
if (context.Config.GpPassthrough)
{
context.AppendLine("#extension GL_NV_geometry_shader_passthrough : enable");
}
context.AppendLine("#pragma optionNV(fastmath off)");
context.AppendLine();
context.AppendLine($"const int {DefaultNames.UndefinedName} = 0;");
context.AppendLine();
if (context.Config.Stage == ShaderStage.Compute)
{
int localMemorySize = BitUtils.DivRoundUp(context.Config.GpuAccessor.QueryComputeLocalMemorySize(), 4);
if (localMemorySize != 0)
{
string localMemorySizeStr = NumberFormatter.FormatInt(localMemorySize);
context.AppendLine($"uint {DefaultNames.LocalMemoryName}[{localMemorySizeStr}];");
context.AppendLine();
}
int sharedMemorySize = BitUtils.DivRoundUp(context.Config.GpuAccessor.QueryComputeSharedMemorySize(), 4);
if (sharedMemorySize != 0)
{
string sharedMemorySizeStr = NumberFormatter.FormatInt(sharedMemorySize);
context.AppendLine($"shared uint {DefaultNames.SharedMemoryName}[{sharedMemorySizeStr}];");
context.AppendLine();
}
}
else if (context.Config.LocalMemorySize != 0)
{
int localMemorySize = BitUtils.DivRoundUp(context.Config.LocalMemorySize, 4);
string localMemorySizeStr = NumberFormatter.FormatInt(localMemorySize);
context.AppendLine($"uint {DefaultNames.LocalMemoryName}[{localMemorySizeStr}];");
context.AppendLine();
}
var cBufferDescriptors = context.Config.GetConstantBufferDescriptors();
if (cBufferDescriptors.Length != 0)
{
DeclareUniforms(context, cBufferDescriptors);
context.AppendLine();
}
var sBufferDescriptors = context.Config.GetStorageBufferDescriptors();
if (sBufferDescriptors.Length != 0)
{
DeclareStorages(context, sBufferDescriptors);
context.AppendLine();
}
var textureDescriptors = context.Config.GetTextureDescriptors();
if (textureDescriptors.Length != 0)
{
DeclareSamplers(context, textureDescriptors);
context.AppendLine();
}
var imageDescriptors = context.Config.GetImageDescriptors();
if (imageDescriptors.Length != 0)
{
DeclareImages(context, imageDescriptors);
context.AppendLine();
}
if (context.Config.Stage != ShaderStage.Compute)
{
if (context.Config.Stage == ShaderStage.Geometry)
{
string inPrimitive = context.Config.GpuAccessor.QueryPrimitiveTopology().ToGlslString();
context.AppendLine($"layout ({inPrimitive}) in;");
if (context.Config.GpPassthrough)
{
context.AppendLine($"layout (passthrough) in gl_PerVertex");
context.EnterScope();
context.AppendLine("vec4 gl_Position;");
context.AppendLine("float gl_PointSize;");
context.AppendLine("float gl_ClipDistance[];");
context.LeaveScope(";");
}
else
{
string outPrimitive = context.Config.OutputTopology.ToGlslString();
int maxOutputVertices = context.Config.MaxOutputVertices;
context.AppendLine($"layout ({outPrimitive}, max_vertices = {maxOutputVertices}) out;");
}
context.AppendLine();
}
if (context.Config.UsedInputAttributes != 0 || context.Config.GpPassthrough)
{
DeclareInputAttributes(context, info);
context.AppendLine();
}
if (context.Config.UsedOutputAttributes != 0 || context.Config.Stage != ShaderStage.Fragment)
{
DeclareOutputAttributes(context, info);
context.AppendLine();
}
if (context.Config.Stage != ShaderStage.Compute &&
context.Config.Stage != ShaderStage.Fragment &&
(context.Config.Options.Flags & TranslationFlags.Feedback) != 0)
{
var tfOutput = context.GetTransformFeedbackOutput(AttributeConsts.PositionX);
if (tfOutput.Valid)
{
context.AppendLine($"layout (xfb_buffer = {tfOutput.Buffer}, xfb_offset = {tfOutput.Offset}, xfb_stride = {tfOutput.Stride}) out gl_PerVertex");
context.EnterScope();
context.AppendLine("vec4 gl_Position;");
context.LeaveScope(";");
}
}
}
else
{
string localSizeX = NumberFormatter.FormatInt(context.Config.GpuAccessor.QueryComputeLocalSizeX());
string localSizeY = NumberFormatter.FormatInt(context.Config.GpuAccessor.QueryComputeLocalSizeY());
string localSizeZ = NumberFormatter.FormatInt(context.Config.GpuAccessor.QueryComputeLocalSizeZ());
context.AppendLine(
"layout (" +
$"local_size_x = {localSizeX}, " +
$"local_size_y = {localSizeY}, " +
$"local_size_z = {localSizeZ}) in;");
context.AppendLine();
}
bool isFragment = context.Config.Stage == ShaderStage.Fragment;
if (isFragment || context.Config.Stage == ShaderStage.Compute)
{
if (isFragment && context.Config.GpuAccessor.QueryEarlyZForce())
{
context.AppendLine("layout(early_fragment_tests) in;");
context.AppendLine();
}
if ((context.Config.UsedFeatures & (FeatureFlags.FragCoordXY | FeatureFlags.IntegerSampling)) != 0)
{
string stage = OperandManager.GetShaderStagePrefix(context.Config.Stage);
int scaleElements = context.Config.GetTextureDescriptors().Length + context.Config.GetImageDescriptors().Length;
if (isFragment)
{
scaleElements++; // Also includes render target scale, for gl_FragCoord.
}
DeclareSupportUniformBlock(context, isFragment, scaleElements);
if (context.Config.UsedFeatures.HasFlag(FeatureFlags.IntegerSampling))
{
AppendHelperFunction(context, $"Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/TexelFetchScale_{stage}.glsl");
context.AppendLine();
}
}
else if (isFragment)
{
DeclareSupportUniformBlock(context, true, 0);
}
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.AtomicMinMaxS32Shared) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/AtomicMinMaxS32Shared.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.AtomicMinMaxS32Storage) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/AtomicMinMaxS32Storage.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.MultiplyHighS32) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/MultiplyHighS32.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.MultiplyHighU32) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/MultiplyHighU32.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.Shuffle) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/Shuffle.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.ShuffleDown) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/ShuffleDown.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.ShuffleUp) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/ShuffleUp.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.ShuffleXor) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/ShuffleXor.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.SwizzleAdd) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/SwizzleAdd.glsl");
}
}
public static void Declare(CodeGenContext context, StructuredProgramInfo info)
{
context.AppendLine("#version 450 core");
context.AppendLine("#extension GL_ARB_gpu_shader_int64 : enable");
if (context.Config.GpuAccessor.QueryHostSupportsShaderBallot())
{
context.AppendLine("#extension GL_ARB_shader_ballot : enable");
}
else
{
context.AppendLine("#extension GL_KHR_shader_subgroup_basic : enable");
context.AppendLine("#extension GL_KHR_shader_subgroup_ballot : enable");
}
context.AppendLine("#extension GL_ARB_shader_group_vote : enable");
context.AppendLine("#extension GL_EXT_shader_image_load_formatted : enable");
context.AppendLine("#extension GL_EXT_texture_shadow_lod : enable");
if (context.Config.Stage == ShaderStage.Compute)
{
context.AppendLine("#extension GL_ARB_compute_shader : enable");
}
else if (context.Config.Stage == ShaderStage.Fragment)
{
if (context.Config.GpuAccessor.QueryHostSupportsFragmentShaderInterlock())
{
context.AppendLine("#extension GL_ARB_fragment_shader_interlock : enable");
}
else if (context.Config.GpuAccessor.QueryHostSupportsFragmentShaderOrderingIntel())
{
context.AppendLine("#extension GL_INTEL_fragment_shader_ordering : enable");
}
}
if (context.Config.GpPassthrough)
{
context.AppendLine("#extension GL_NV_geometry_shader_passthrough : enable");
}
context.AppendLine("#pragma optionNV(fastmath off)");
context.AppendLine();
context.AppendLine($"const int {DefaultNames.UndefinedName} = 0;");
context.AppendLine();
if (context.Config.Stage == ShaderStage.Compute)
{
int localMemorySize = BitUtils.DivRoundUp(context.Config.GpuAccessor.QueryComputeLocalMemorySize(), 4);
if (localMemorySize != 0)
{
string localMemorySizeStr = NumberFormatter.FormatInt(localMemorySize);
context.AppendLine($"uint {DefaultNames.LocalMemoryName}[{localMemorySizeStr}];");
context.AppendLine();
}
int sharedMemorySize = BitUtils.DivRoundUp(context.Config.GpuAccessor.QueryComputeSharedMemorySize(), 4);
if (sharedMemorySize != 0)
{
string sharedMemorySizeStr = NumberFormatter.FormatInt(sharedMemorySize);
context.AppendLine($"shared uint {DefaultNames.SharedMemoryName}[{sharedMemorySizeStr}];");
context.AppendLine();
}
}
else if (context.Config.LocalMemorySize != 0)
{
int localMemorySize = BitUtils.DivRoundUp(context.Config.LocalMemorySize, 4);
string localMemorySizeStr = NumberFormatter.FormatInt(localMemorySize);
context.AppendLine($"uint {DefaultNames.LocalMemoryName}[{localMemorySizeStr}];");
context.AppendLine();
}
var cBufferDescriptors = context.Config.GetConstantBufferDescriptors();
if (cBufferDescriptors.Length != 0)
{
DeclareUniforms(context, cBufferDescriptors);
context.AppendLine();
}
var sBufferDescriptors = context.Config.GetStorageBufferDescriptors();
if (sBufferDescriptors.Length != 0)
{
DeclareStorages(context, sBufferDescriptors);
context.AppendLine();
}
var textureDescriptors = context.Config.GetTextureDescriptors();
if (textureDescriptors.Length != 0)
{
DeclareSamplers(context, textureDescriptors);
context.AppendLine();
}
var imageDescriptors = context.Config.GetImageDescriptors();
if (imageDescriptors.Length != 0)
{
DeclareImages(context, imageDescriptors);
context.AppendLine();
}
if (context.Config.Stage != ShaderStage.Compute)
{
if (context.Config.Stage == ShaderStage.Geometry)
{
string inPrimitive = context.Config.GpuAccessor.QueryPrimitiveTopology().ToGlslString();
context.AppendLine($"layout ({inPrimitive}) in;");
if (context.Config.GpPassthrough)
{
context.AppendLine($"layout (passthrough) in gl_PerVertex");
context.EnterScope();
context.AppendLine("vec4 gl_Position;");
context.AppendLine("float gl_PointSize;");
context.AppendLine("float gl_ClipDistance[];");
context.LeaveScope(";");
}
else
{
string outPrimitive = context.Config.OutputTopology.ToGlslString();
int maxOutputVertices = context.Config.MaxOutputVertices;
context.AppendLine($"layout ({outPrimitive}, max_vertices = {maxOutputVertices}) out;");
}
context.AppendLine();
}
else if (context.Config.Stage == ShaderStage.TessellationControl)
{
int threadsPerInputPrimitive = context.Config.ThreadsPerInputPrimitive;
context.AppendLine($"layout (vertices = {threadsPerInputPrimitive}) out;");
context.AppendLine();
}
else if (context.Config.Stage == ShaderStage.TessellationEvaluation)
{
string patchType = context.Config.GpuAccessor.QueryTessPatchType().ToGlsl();
string spacing = context.Config.GpuAccessor.QueryTessSpacing().ToGlsl();
string windingOrder = context.Config.GpuAccessor.QueryTessCw() ? "cw" : "ccw";
context.AppendLine($"layout ({patchType}, {spacing}, {windingOrder}) in;");
context.AppendLine();
}
if (context.Config.UsedInputAttributes != 0 || context.Config.GpPassthrough)
{
DeclareInputAttributes(context, info);
context.AppendLine();
}
if (context.Config.UsedOutputAttributes != 0 || context.Config.Stage != ShaderStage.Fragment)
{
DeclareOutputAttributes(context, info);
context.AppendLine();
}
if (context.Config.UsedInputAttributesPerPatch != 0)
{
DeclareInputAttributesPerPatch(context, context.Config.UsedInputAttributesPerPatch);
context.AppendLine();
}
if (context.Config.UsedOutputAttributesPerPatch != 0)
{
DeclareUsedOutputAttributesPerPatch(context, context.Config.UsedOutputAttributesPerPatch);
context.AppendLine();
}
}
else
{
string localSizeX = NumberFormatter.FormatInt(context.Config.GpuAccessor.QueryComputeLocalSizeX());
string localSizeY = NumberFormatter.FormatInt(context.Config.GpuAccessor.QueryComputeLocalSizeY());
string localSizeZ = NumberFormatter.FormatInt(context.Config.GpuAccessor.QueryComputeLocalSizeZ());
context.AppendLine(
"layout (" +
$"local_size_x = {localSizeX}, " +
$"local_size_y = {localSizeY}, " +
$"local_size_z = {localSizeZ}) in;");
context.AppendLine();
}
bool isFragment = context.Config.Stage == ShaderStage.Fragment;
if (isFragment || context.Config.Stage == ShaderStage.Compute || context.Config.Stage == ShaderStage.Vertex)
{
if (isFragment && context.Config.GpuAccessor.QueryEarlyZForce())
{
context.AppendLine("layout(early_fragment_tests) in;");
context.AppendLine();
}
if ((context.Config.UsedFeatures & (FeatureFlags.FragCoordXY | FeatureFlags.IntegerSampling)) != 0)
{
string stage = OperandManager.GetShaderStagePrefix(context.Config.Stage);
int scaleElements = context.Config.GetTextureDescriptors().Length + context.Config.GetImageDescriptors().Length;
if (isFragment)
{
scaleElements++; // Also includes render target scale, for gl_FragCoord.
}
DeclareSupportUniformBlock(context, context.Config.Stage, scaleElements);
if (context.Config.UsedFeatures.HasFlag(FeatureFlags.IntegerSampling))
{
AppendHelperFunction(context, $"Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/TexelFetchScale_{stage}.glsl");
context.AppendLine();
}
}
else if (isFragment)
{
DeclareSupportUniformBlock(context, context.Config.Stage, 0);
}
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.AtomicMinMaxS32Shared) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/AtomicMinMaxS32Shared.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.AtomicMinMaxS32Storage) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/AtomicMinMaxS32Storage.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.MultiplyHighS32) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/MultiplyHighS32.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.MultiplyHighU32) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/MultiplyHighU32.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.Shuffle) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/Shuffle.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.ShuffleDown) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/ShuffleDown.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.ShuffleUp) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/ShuffleUp.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.ShuffleXor) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/ShuffleXor.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.StoreSharedSmallInt) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/StoreSharedSmallInt.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.StoreStorageSmallInt) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/StoreStorageSmallInt.glsl");
}
if ((info.HelperFunctionsMask & HelperFunctionsMask.SwizzleAdd) != 0)
{
AppendHelperFunction(context, "Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/SwizzleAdd.glsl");
}
}
