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Add optional FBO ID parameter to render function.

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This will allow external apps to pass in any custom FBO to render to. Defaults to 0, keeping previous behavior if not given.
This commit is contained in:
Kai Blaschke
2024-06-08 17:20:00 +02:00
parent 91f329111f
commit b0cdf4de7b
2 changed files with 3 additions and 4 deletions
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5
src/libprojectM/ProjectM.cpp
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@ -90,7 +90,7 @@ void ProjectM::ResetTextures()
m_textureManager = std::make_unique<Renderer::TextureManager>(m_textureSearchPaths);
}
void ProjectM::RenderFrame()
void ProjectM::RenderFrame(uint32_t targetFramebufferObject /*= 0*/)
{
// Don't render if window area is zero.
if (m_windowWidth == 0 || m_windowHeight == 0)
@ -166,8 +166,7 @@ void ProjectM::RenderFrame()
// ToDo: Call the to-be-implemented render method in Renderer
m_activePreset->RenderFrame(audioData, renderContext);
// ToDo: Allow external apps to provide a custom target framebuffer.
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, static_cast<GLuint>(targetFramebufferObject));
if (m_transition != nullptr && m_transitioningPreset != nullptr)
{

2
src/libprojectM/ProjectM.hpp
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@ -101,7 +101,7 @@ public:
void ResetTextures();
void RenderFrame();
void RenderFrame(uint32_t targetFramebufferObject = 0);
void SetBeatSensitivity(float sensitivity);