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Merge pull request #78944 from bgie/particle_mask

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Add option to center image when loading particle emission mask
This commit is contained in:
Yuri Sizov 2023-07-27 15:22:58 +02:00
commit 4aae6d3f23
4 changed files with 29 additions and 7 deletions
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18
editor/plugins/gpu_particles_2d_editor_plugin.cpp
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@ -293,11 +293,16 @@ void GPUParticles2DEditorPlugin::_generate_emission_mask() {
texdata.resize(w * h * 2 * sizeof(float));
{
Vector2 offset;
if (emission_mask_centered->is_pressed()) {
offset = Vector2(-s.width * 0.5, -s.height * 0.5);
}
uint8_t *tw = texdata.ptrw();
float *twf = reinterpret_cast<float *>(tw);
for (int i = 0; i < vpc; i++) {
twf[i * 2 + 0] = valid_positions[i].x;
twf[i * 2 + 1] = valid_positions[i].y;
twf[i * 2 + 0] = valid_positions[i].x + offset.x;
twf[i * 2 + 1] = valid_positions[i].y + offset.y;
}
}
@ -418,9 +423,14 @@ GPUParticles2DEditorPlugin::GPUParticles2DEditorPlugin() {
emission_mask_mode->add_item(TTR("Solid Pixels"), EMISSION_MODE_SOLID);
emission_mask_mode->add_item(TTR("Border Pixels"), EMISSION_MODE_BORDER);
emission_mask_mode->add_item(TTR("Directed Border Pixels"), EMISSION_MODE_BORDER_DIRECTED);
VBoxContainer *optionsvb = memnew(VBoxContainer);
emvb->add_margin_child(TTR("Options"), optionsvb);
emission_mask_centered = memnew(CheckBox);
emission_mask_centered->set_text(TTR("Centered"));
optionsvb->add_child(emission_mask_centered);
emission_colors = memnew(CheckBox);
emission_colors->set_text(TTR("Capture from Pixel"));
emvb->add_margin_child(TTR("Emission Colors"), emission_colors);
emission_colors->set_text(TTR("Capture Colors from Pixel"));
optionsvb->add_child(emission_colors);
toolbar->add_child(emission_mask);