public void ReflectionFromSpirv_Succeeds(
string vertex, string fragment,
VertexElementDescription[] verts,
ResourceLayoutDescription[] layouts)
{
byte[] vsBytes = TestUtil.LoadBytes(vertex);
byte[] fsBytes = TestUtil.LoadBytes(fragment);
VertexFragmentCompilationResult result = SpirvCompilation.CompileVertexFragment(
vsBytes,
fsBytes,
CrossCompileTarget.HLSL);
VertexElementDescription[] reflectedVerts = result.Reflection.VertexElements;
Assert.Equal(verts.Length, reflectedVerts.Length);
for (int i = 0; i < verts.Length; i++)
{
Assert.Equal(verts[i], reflectedVerts[i]);
}
ResourceLayoutDescription[] reflectedLayouts = result.Reflection.ResourceLayouts;
Assert.Equal(layouts.Length, reflectedLayouts.Length);
for (int i = 0; i < layouts.Length; i++)
{
ResourceLayoutDescription layout = layouts[i];
ResourceLayoutDescription reflectedLayout = reflectedLayouts[i];
Assert.Equal(layout.Elements.Length, reflectedLayout.Elements.Length);
for (int j = 0; j < layout.Elements.Length; j++)
{
Assert.Equal(layout.Elements[j], reflectedLayout.Elements[j]);
}
}
}
public void VertexFragmentSucceeds(string vs, string fs, CrossCompileTarget target)
{
byte[] vsBytes = TestUtil.LoadBytes(vs);
byte[] fsBytes = TestUtil.LoadBytes(fs);
SpecializationConstant[] specializations =
{
new SpecializationConstant(100, 125u),
new SpecializationConstant(101, true),
new SpecializationConstant(102, 0.75f),
};
VertexFragmentCompilationResult result = SpirvCompilation.CompileVertexFragment(
vsBytes,
fsBytes,
target,
new CrossCompileOptions(false, false, specializations));
Assert.NotNull(result.VertexShader);
Assert.NotNull(result.FragmentShader);
}
private string[] CompileVertexFragment(VesselShaderDescription shader)
{
List <string> generatedFiles = new List <string>();
List <Exception> compilationExceptions = new List <Exception>();
byte[] vsBytes = null;
byte[] fsBytes = null;
// Compile vertex shader
string vertexFileName = shader.Shaders.FirstOrDefault(vsd => vsd.Stage == ShaderStages.Vertex).FileName;
if (vertexFileName != null)
{
try
{
vsBytes = CompileToSpirv(shader, vertexFileName, ShaderStages.Vertex);
}
catch (Exception e)
{
compilationExceptions.Add(e);
}
}
// Compile fragment shader
string fragmentFileName = shader.Shaders.FirstOrDefault(vsd => vsd.Stage == ShaderStages.Fragment).FileName;
if (fragmentFileName != null)
{
try
{
fsBytes = CompileToSpirv(shader, fragmentFileName, ShaderStages.Fragment);
}
catch (Exception e)
{
compilationExceptions.Add(e);
}
}
if (compilationExceptions.Count > 0)
{
throw new AggregateException(
$"Errors were encountered when compiling from GLSL to SPIR-V.",
compilationExceptions);
}
try
{
// Generate reflection data
VertexFragmentCompilationResult result = SpirvCompilation.CompileVertexFragment(vsBytes, fsBytes, CrossCompileTarget.HLSL);
WriteShaderBinary(
shader.Name + ".shdr",
new byte[][] { vsBytes, fsBytes },
result.Reflection);
}
catch (Exception e)
{
compilationExceptions.Add(e);
}
if (compilationExceptions.Count > 0)
{
throw new AggregateException($"Errors were encountered when compiling shader variant(s).", compilationExceptions);
}
Console.WriteLine($"Successfully compiled \"{Path.GetFileNameWithoutExtension(shader.Shaders[0].FileName)}\" as a Vertex, Fragment pair shader!");
return(generatedFiles.ToArray());
}