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Route RTT framebuffer binding through renderer GL

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This commit is contained in:
omigamedev
2026-06-03 06:35:47 +02:00
parent 3128a0d309
commit 779d6b0387
6 changed files with 149 additions and 29 deletions
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52
src/rtt.cpp
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@@ -24,26 +24,6 @@ namespace {
return static_cast<GLenum>(pp::renderer::gl::framebuffer_target());
}
[[nodiscard]] GLenum draw_framebuffer_target() noexcept
{
return static_cast<GLenum>(pp::renderer::gl::draw_framebuffer_target());
}
[[nodiscard]] GLenum read_framebuffer_target() noexcept
{
return static_cast<GLenum>(pp::renderer::gl::read_framebuffer_target());
}
[[nodiscard]] GLenum draw_framebuffer_binding_query() noexcept
{
return static_cast<GLenum>(pp::renderer::gl::draw_framebuffer_binding_query());
}
[[nodiscard]] GLenum read_framebuffer_binding_query() noexcept
{
return static_cast<GLenum>(pp::renderer::gl::read_framebuffer_binding_query());
}
void query_opengl_integer(std::uint32_t name, std::int32_t* value) noexcept
{
glGetIntegerv(static_cast<GLenum>(name), reinterpret_cast<GLint*>(value));
@@ -437,10 +417,19 @@ void RTT::bindFramebuffer()
#endif
}
#endif // _DEBUG
glGetIntegerv(draw_framebuffer_binding_query(), &oldDFboID);
glGetIntegerv(read_framebuffer_binding_query(), &oldRFboID);
glBindFramebuffer(draw_framebuffer_target(), fboID);
glBindFramebuffer(read_framebuffer_target(), fboID);
const auto binding = pp::renderer::gl::bind_opengl_framebuffer_for_draw_read(
static_cast<std::uint32_t>(fboID),
pp::renderer::gl::OpenGlFramebufferBindDispatch {
.get_integer = query_opengl_integer,
.bind_framebuffer = bind_opengl_framebuffer,
});
if (!binding.ok()) {
LOG("RTT::bindFramebuffer() failed because: %s", binding.status().message);
return;
}
oldDFboID = static_cast<GLint>(binding.value().draw_framebuffer);
oldRFboID = static_cast<GLint>(binding.value().read_framebuffer);
bound = true;
}
@@ -449,8 +438,19 @@ void RTT::unbindFramebuffer()
assert(App::I->is_render_thread());
if (!bound)
return;
glBindFramebuffer(draw_framebuffer_target(), oldDFboID);
glBindFramebuffer(read_framebuffer_target(), oldRFboID);
const auto status = pp::renderer::gl::restore_opengl_framebuffer_binding(
pp::renderer::gl::OpenGlFramebufferBindingState {
.draw_framebuffer = oldDFboID,
.read_framebuffer = oldRFboID,
},
pp::renderer::gl::OpenGlFramebufferRestoreDispatch {
.bind_framebuffer = bind_opengl_framebuffer,
});
if (!status.ok()) {
LOG("RTT::unbindFramebuffer() failed because: %s", status.message);
return;
}
oldRFboID = 0;
oldDFboID = 0;
bound = false;