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Multipass shaders

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Aiden
2026-05-12 17:08:35 +10:00
parent 1429b2e660
commit dfd49fd0e3
12 changed files with 392 additions and 72 deletions
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24
apps/RenderCadenceCompositor/render/runtime/RuntimeShaderRenderer.cpp
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@@ -99,21 +99,41 @@ bool RuntimeShaderRenderer::BuildPreparedProgram(
const std::string& sourceFingerprint,
const RuntimeShaderArtifact& artifact,
RuntimePreparedShaderProgram& preparedProgram)
{
RuntimeShaderPassArtifact passArtifact;
passArtifact.passId = "main";
passArtifact.fragmentShaderSource = artifact.fragmentShaderSource;
passArtifact.outputName = "layerOutput";
if (!artifact.passes.empty())
passArtifact = artifact.passes.front();
return BuildPreparedPassProgram(layerId, sourceFingerprint, artifact, passArtifact, preparedProgram);
}
bool RuntimeShaderRenderer::BuildPreparedPassProgram(
const std::string& layerId,
const std::string& sourceFingerprint,
const RuntimeShaderArtifact& artifact,
const RuntimeShaderPassArtifact& passArtifact,
RuntimePreparedShaderProgram& preparedProgram)
{
preparedProgram = RuntimePreparedShaderProgram();
preparedProgram.layerId = layerId;
preparedProgram.shaderId = artifact.shaderId;
preparedProgram.passId = passArtifact.passId;
preparedProgram.sourceFingerprint = sourceFingerprint;
preparedProgram.artifact = artifact;
preparedProgram.passArtifact = passArtifact;
preparedProgram.inputNames = passArtifact.inputNames;
preparedProgram.outputName = passArtifact.outputName.empty() ? passArtifact.passId : passArtifact.outputName;
if (artifact.fragmentShaderSource.empty())
if (passArtifact.fragmentShaderSource.empty())
{
preparedProgram.error = "Cannot prepare an empty fragment shader.";
return false;
}
if (!BuildProgram(
artifact.fragmentShaderSource,
passArtifact.fragmentShaderSource,
preparedProgram.program,
preparedProgram.vertexShader,
preparedProgram.fragmentShader,