forked from MoonsideGames/Refresh
Use custom blob format for combining shader code for multiple backends into a single file
parent
8a0d4472b4
commit
ec2a3a273b
|
|
@ -4,20 +4,98 @@ using System.Diagnostics;
|
|||
|
||||
partial class Program
|
||||
{
|
||||
struct CompileShaderData
|
||||
{
|
||||
public string glslPath;
|
||||
public string outputDir;
|
||||
public bool preserveTemp;
|
||||
public bool vulkan;
|
||||
public bool d3d11;
|
||||
public bool ps5;
|
||||
}
|
||||
|
||||
private static void DisplayHelpText()
|
||||
{
|
||||
Console.WriteLine("Usage: refreshc <path-to-glsl-source | directory-with-glsl-source-files>");
|
||||
Console.WriteLine("Options:");
|
||||
Console.WriteLine(" --vulkan Emit shader compatible with the Refresh Vulkan backend");
|
||||
Console.WriteLine(" --d3d11 Emit shader compatible with the Refresh D3D11 backend");
|
||||
Console.WriteLine(" --ps5 Emit shader compatible with the Refresh PS5 backend");
|
||||
Console.WriteLine(" --out dir Write output file(s) to the directory `dir`");
|
||||
Console.WriteLine(" --preserve-temp Do not delete the temp directory after compilation. Useful for debugging.");
|
||||
}
|
||||
|
||||
public static int Main(string[] args)
|
||||
{
|
||||
if (args.Length < 2)
|
||||
if (args.Length == 0)
|
||||
{
|
||||
Console.WriteLine("Usage: refreshc <path-to-glsl | path-to-input-directory> <output-directory>");
|
||||
DisplayHelpText();
|
||||
return 1;
|
||||
}
|
||||
|
||||
string inputPath = args[0];
|
||||
string outputDir = args[1];
|
||||
CompileShaderData data = new CompileShaderData();
|
||||
string inputPath = null;
|
||||
|
||||
if (!Directory.Exists(outputDir))
|
||||
for (int i = 0; i < args.Length; i += 1)
|
||||
{
|
||||
Console.WriteLine($"refreshc: Output directory ({outputDir}) does not exist");
|
||||
switch (args[i])
|
||||
{
|
||||
case "--vulkan":
|
||||
data.vulkan = true;
|
||||
break;
|
||||
|
||||
case "--d3d11":
|
||||
data.d3d11 = true;
|
||||
break;
|
||||
|
||||
case "--ps5":
|
||||
data.ps5 = true;
|
||||
break;
|
||||
|
||||
case "--out":
|
||||
i += 1;
|
||||
data.outputDir = args[i];
|
||||
break;
|
||||
|
||||
case "--preserve-temp":
|
||||
data.preserveTemp = true;
|
||||
break;
|
||||
|
||||
default:
|
||||
if (inputPath == null)
|
||||
{
|
||||
inputPath = args[i];
|
||||
}
|
||||
else
|
||||
{
|
||||
Console.WriteLine($"refreshc: Unknown parameter {args[i]}");
|
||||
return 1;
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (!data.vulkan && !data.d3d11 && !data.ps5)
|
||||
{
|
||||
Console.WriteLine($"refreshc: No Refresh platforms selected!");
|
||||
return 1;
|
||||
}
|
||||
|
||||
#if !PS5
|
||||
if (data.ps5)
|
||||
{
|
||||
Console.WriteLine($"refreshc: `PS5` must be defined in the to target the PS5 backend!");
|
||||
return 1;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (data.outputDir == null)
|
||||
{
|
||||
data.outputDir = Directory.GetCurrentDirectory();
|
||||
}
|
||||
else if (!Directory.Exists(data.outputDir))
|
||||
{
|
||||
Console.WriteLine($"refreshc: Output directory {data.outputDir} does not exist");
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
|
@ -28,7 +106,8 @@ partial class Program
|
|||
foreach (string file in files)
|
||||
{
|
||||
Console.WriteLine($"Compiling {file}");
|
||||
int res = CompileShader(file, outputDir);
|
||||
data.glslPath = file;
|
||||
int res = CompileShader(ref data);
|
||||
if (res != 0)
|
||||
{
|
||||
return res;
|
||||
|
|
@ -43,7 +122,8 @@ partial class Program
|
|||
return 1;
|
||||
}
|
||||
|
||||
int res = CompileShader(inputPath, outputDir);
|
||||
data.glslPath = inputPath;
|
||||
int res = CompileShader(ref data);
|
||||
if (res != 0)
|
||||
{
|
||||
return res;
|
||||
|
|
@ -53,11 +133,11 @@ partial class Program
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int CompileShader(string glslPath, string outputDir)
|
||||
static int CompileShader(ref CompileShaderData data)
|
||||
{
|
||||
int res = 0;
|
||||
string shaderName = Path.GetFileNameWithoutExtension(glslPath);
|
||||
string shaderType = Path.GetExtension(glslPath);
|
||||
string shaderName = Path.GetFileNameWithoutExtension(data.glslPath);
|
||||
string shaderType = Path.GetExtension(data.glslPath);
|
||||
|
||||
if (shaderType != ".vert" && shaderType != ".frag" && shaderType != ".comp")
|
||||
{
|
||||
|
|
@ -65,33 +145,95 @@ partial class Program
|
|||
return 1;
|
||||
}
|
||||
|
||||
string spirvPath = Path.Combine(outputDir, $"{shaderName}.spv");
|
||||
res = CompileGlslToSpirv(glslPath, shaderName, spirvPath);
|
||||
if (res != 0)
|
||||
// Create the temp directory, if needed
|
||||
string tempDir = Path.Combine(Directory.GetCurrentDirectory(), "temp");
|
||||
if (!Directory.Exists(tempDir))
|
||||
{
|
||||
return res;
|
||||
Directory.CreateDirectory(tempDir);
|
||||
}
|
||||
|
||||
string hlslPath = Path.Combine(outputDir, $"{shaderName}.hlsl");
|
||||
// Compile to spirv
|
||||
string spirvPath = Path.Combine(tempDir, $"{shaderName}.spv");
|
||||
res = CompileGlslToSpirv(data.glslPath, shaderName, spirvPath);
|
||||
if (res != 0)
|
||||
{
|
||||
goto cleanup;
|
||||
}
|
||||
|
||||
if (data.d3d11 || data.ps5)
|
||||
{
|
||||
// Transpile to hlsl
|
||||
string hlslPath = Path.Combine(tempDir, $"{shaderName}.hlsl");
|
||||
res = TranslateSpirvToHlsl(spirvPath, hlslPath);
|
||||
if (res != 0)
|
||||
{
|
||||
return res;
|
||||
goto cleanup;
|
||||
}
|
||||
|
||||
// FIXME: Is there a cross-platform way to compile HLSL to DXBC?
|
||||
|
||||
#if PS5
|
||||
res = TranslateHlslToPS5(hlslPath, shaderName, shaderType, outputDir);
|
||||
// Transpile to ps5, if requested
|
||||
if (data.ps5)
|
||||
{
|
||||
res = TranslateHlslToPS5(hlslPath, shaderName, shaderType, tempDir);
|
||||
if (res != 0)
|
||||
{
|
||||
return res;
|
||||
goto cleanup;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
// Create the output blob file
|
||||
string outputFilepath = Path.Combine(data.outputDir, $"{shaderName}.refresh");
|
||||
using (FileStream fs = File.Create(outputFilepath))
|
||||
{
|
||||
using (BinaryWriter writer = new BinaryWriter(fs))
|
||||
{
|
||||
// Magic
|
||||
writer.Write(new char[] { 'R', 'F', 'S', 'H'});
|
||||
|
||||
if (data.vulkan)
|
||||
{
|
||||
string inputPath = Path.Combine(tempDir, $"{shaderName}.spv");
|
||||
WriteShaderBlob(writer, inputPath, 1);
|
||||
}
|
||||
|
||||
#if PS5
|
||||
if (data.ps5)
|
||||
{
|
||||
string ext = GetPS5ShaderFileExtension();
|
||||
string inputPath = Path.Combine(tempDir, $"{shaderName}{ext}");
|
||||
WriteShaderBlob(writer, inputPath, 2);
|
||||
}
|
||||
#endif
|
||||
|
||||
if (data.d3d11)
|
||||
{
|
||||
string inputPath = Path.Combine(tempDir, $"{shaderName}.hlsl");
|
||||
WriteShaderBlob(writer, inputPath, 3);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
cleanup:
|
||||
// Clean up the temp directory
|
||||
if (!data.preserveTemp)
|
||||
{
|
||||
Directory.Delete(tempDir, true);
|
||||
}
|
||||
return res;
|
||||
}
|
||||
|
||||
static void WriteShaderBlob(BinaryWriter writer, string inputPath, byte backend)
|
||||
{
|
||||
byte[] shaderBlob = File.ReadAllBytes(inputPath);
|
||||
writer.Write(backend); // Corresponds to Refresh_Backend
|
||||
writer.Write(shaderBlob.Length);
|
||||
writer.Write(shaderBlob);
|
||||
}
|
||||
|
||||
static int CompileGlslToSpirv(string glslPath, string shaderName, string outputPath)
|
||||
{
|
||||
Process glslc = Process.Start(
|
||||
|
|
|
|||
|
|
@ -338,10 +338,52 @@ Refresh_ShaderModule* Refresh_CreateShaderModule(
|
|||
Refresh_Device *device,
|
||||
Refresh_ShaderModuleCreateInfo *shaderModuleCreateInfo
|
||||
) {
|
||||
Refresh_ShaderModuleCreateInfo driverSpecificCreateInfo = { 0, NULL };
|
||||
uint8_t *bytes;
|
||||
uint32_t i, size;
|
||||
|
||||
NULL_RETURN_NULL(device);
|
||||
|
||||
/* verify the magic number in the shader blob header */
|
||||
bytes = (uint8_t*) shaderModuleCreateInfo->byteCode;
|
||||
if (bytes[0] != 'R' || bytes[1] != 'F' || bytes[2] != 'S' || bytes[3] != 'H')
|
||||
{
|
||||
Refresh_LogError("Cannot parse malformed Refresh shader blob!");
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/* find the code for the selected backend */
|
||||
i = 4;
|
||||
while (i < shaderModuleCreateInfo->codeSize)
|
||||
{
|
||||
size = *((uint32_t*) &bytes[i + 1]);
|
||||
|
||||
if (bytes[i] == (uint8_t) selectedBackend)
|
||||
{
|
||||
driverSpecificCreateInfo.codeSize = size;
|
||||
driverSpecificCreateInfo.byteCode = (uint32_t*) &bytes[i + 1 + sizeof(uint32_t)];
|
||||
break;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* skip over the backend byte, the blob size, and the blob */
|
||||
i += 1 + sizeof(uint32_t) + size;
|
||||
}
|
||||
}
|
||||
|
||||
/* verify the shader blob supports the selected backend */
|
||||
if (driverSpecificCreateInfo.byteCode == NULL)
|
||||
{
|
||||
Refresh_LogError(
|
||||
"Cannot create shader module that does not contain shader code for the selected backend! "
|
||||
"Recompile your shader and enable this backend."
|
||||
);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
return device->CreateShaderModule(
|
||||
device->driverData,
|
||||
shaderModuleCreateInfo
|
||||
&driverSpecificCreateInfo
|
||||
);
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue