aiden/video-shader-toys
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This commit is contained in:
Aiden
2026-05-08 17:28:48 +10:00
parent 596d370f43
commit f85abef237
15 changed files with 197 additions and 66 deletions
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18
apps/LoopThroughWithOpenGLCompositing/gl/shader/ShaderProgramCompiler.cpp
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@@ -28,7 +28,7 @@ ShaderProgramCompiler::ShaderProgramCompiler(OpenGLRenderer& renderer, RuntimeHo
bool ShaderProgramCompiler::CompileLayerProgram(const RuntimeRenderState& state, LayerProgram& layerProgram, int errorMessageSize, char* errorMessage)
{
std::vector<std::pair<std::string, std::string>> passSources;
std::vector<ShaderPassBuildSource> passSources;
std::string loadError;
if (!mRuntimeHost.BuildLayerPassFragmentShaderSources(state.layerId, passSources, loadError))
@@ -42,12 +42,16 @@ bool ShaderProgramCompiler::CompileLayerProgram(const RuntimeRenderState& state,
bool ShaderProgramCompiler::CompilePreparedLayerProgram(const RuntimeRenderState& state, const std::string& fragmentShaderSource, LayerProgram& layerProgram, int errorMessageSize, char* errorMessage)
{
std::vector<std::pair<std::string, std::string>> passSources;
passSources.push_back(std::make_pair(std::string("main"), fragmentShaderSource));
std::vector<ShaderPassBuildSource> passSources;
ShaderPassBuildSource passSource;
passSource.passId = "main";
passSource.fragmentShaderSource = fragmentShaderSource;
passSource.outputName = "layerOutput";
passSources.push_back(std::move(passSource));
return CompilePreparedLayerProgram(state, passSources, layerProgram, errorMessageSize, errorMessage);
}
bool ShaderProgramCompiler::CompilePreparedLayerProgram(const RuntimeRenderState& state, const std::vector<std::pair<std::string, std::string>>& passSources, LayerProgram& layerProgram, int errorMessageSize, char* errorMessage)
bool ShaderProgramCompiler::CompilePreparedLayerProgram(const RuntimeRenderState& state, const std::vector<ShaderPassBuildSource>& passSources, LayerProgram& layerProgram, int errorMessageSize, char* errorMessage)
{
GLsizei errorBufferSize = 0;
std::string loadError;
@@ -61,7 +65,7 @@ bool ShaderProgramCompiler::CompilePreparedLayerProgram(const RuntimeRenderState
{
GLint compileResult = GL_FALSE;
GLint linkResult = GL_FALSE;
const char* fragmentSource = passSource.second.c_str();
const char* fragmentSource = passSource.fragmentShaderSource.c_str();
ScopedGlShader newVertexShader(glCreateShader(GL_VERTEX_SHADER));
glShaderSource(newVertexShader.get(), 1, (const GLchar**)&vertexSource, NULL);
@@ -121,7 +125,9 @@ bool ShaderProgramCompiler::CompilePreparedLayerProgram(const RuntimeRenderState
mTextureBindings.CreateTextBindings(state, textBindings);
PassProgram passProgram;
passProgram.passId = passSource.first;
passProgram.passId = passSource.passId;
passProgram.inputNames = passSource.inputNames;
passProgram.outputName = passSource.outputName;
passProgram.shaderTextureBase = mTextureBindings.ResolveShaderTextureBase(state, mRuntimeHost.GetMaxTemporalHistoryFrames());
passProgram.textureBindings.swap(textureBindings);
passProgram.textBindings.swap(textBindings);