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Extract preview main pass texture dispatch

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This commit is contained in:
omigamedev
2026-06-13 18:34:45 +02:00
parent 547a660412
commit 3a7151ae7f
4 changed files with 121 additions and 18 deletions
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43
src/legacy_node_stroke_preview_execution_services.h
View File

@@ -234,6 +234,49 @@ struct LegacyNodeStrokePreviewPassOrchestrationPlan {
bool background_colorize = false;
};
struct LegacyNodeStrokePreviewMainPassTextureDispatch {
std::function<void(int)> activate_texture_unit;
std::function<void()> bind_brush_tip;
std::function<void()> bind_stroke_destination;
std::function<void()> bind_pattern;
std::function<void()> bind_mixer;
};
[[nodiscard]] inline LegacyNodeStrokePreviewMainPassTextureDispatch make_legacy_node_stroke_preview_main_pass_texture_dispatch(
std::function<void(int)> activate_texture_unit,
std::function<void()> bind_brush_tip,
std::function<void()> bind_stroke_destination,
std::function<void()> bind_pattern,
std::function<void()> bind_mixer)
{
return LegacyNodeStrokePreviewMainPassTextureDispatch {
.activate_texture_unit = std::move(activate_texture_unit),
.bind_brush_tip = std::move(bind_brush_tip),
.bind_stroke_destination = std::move(bind_stroke_destination),
.bind_pattern = std::move(bind_pattern),
.bind_mixer = std::move(bind_mixer),
};
}
inline void bind_legacy_node_stroke_preview_main_pass_textures(
const LegacyNodeStrokePreviewMainPassTextureDispatch& dispatch,
bool copy_stroke_destination,
bool uses_mixer)
{
dispatch.activate_texture_unit(0);
dispatch.bind_brush_tip();
if (copy_stroke_destination) {
dispatch.activate_texture_unit(1);
dispatch.bind_stroke_destination();
}
dispatch.activate_texture_unit(2);
dispatch.bind_pattern();
dispatch.activate_texture_unit(3);
if (uses_mixer) {
dispatch.bind_mixer();
}
}
template <typename Frame>
struct LegacyNodeStrokePreviewMainLivePassRequestT {
std::function<void()> setup_blend_uniforms;

41
src/node_stroke_preview.cpp
View File

@@ -244,24 +244,29 @@ void bind_stroke_preview_main_pass_textures(
bool copy_stroke_destination,
bool uses_mixer)
{
set_active_texture_unit(stroke_preview_live_slots::kTip);
brush.m_tip_texture ?
brush.m_tip_texture->bind() :
unbind_texture_2d();
if (copy_stroke_destination)
{
set_active_texture_unit(stroke_preview_live_slots::kDestination);
stroke_destination_texture.bind();
}
set_active_texture_unit(stroke_preview_live_slots::kPattern);
brush.m_pattern_texture ?
brush.m_pattern_texture->bind() :
unbind_texture_2d();
set_active_texture_unit(stroke_preview_live_slots::kMixer);
uses_mixer ? mixer_rtt.bindTexture() : unbind_texture_2d();
pp::panopainter::bind_legacy_node_stroke_preview_main_pass_textures(
pp::panopainter::make_legacy_node_stroke_preview_main_pass_texture_dispatch(
[&](int texture_slot) {
set_active_texture_unit(texture_slot);
},
[&] {
brush.m_tip_texture ?
brush.m_tip_texture->bind() :
unbind_texture_2d();
},
[&] {
stroke_destination_texture.bind();
},
[&] {
brush.m_pattern_texture ?
brush.m_pattern_texture->bind() :
unbind_texture_2d();
},
[&] {
mixer_rtt.bindTexture();
}),
copy_stroke_destination,
uses_mixer);
}
void bind_stroke_preview_destination_texture(Texture2D& texture)