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Add PPI dirty-face payload save automation

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This commit is contained in:
omigamedev
2026-06-02 10:18:35 +02:00
parent 4f4ac380ac
commit a8faa82b70
9 changed files with 280 additions and 35 deletions
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69
src/assets/ppi_header.cpp
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@@ -659,6 +659,54 @@ pp::foundation::Result<std::vector<std::byte>> create_minimal_ppi_project(PpiMin
pp::foundation::Status::invalid_argument("PPI frame duration must be greater than zero"));
}
bool seen_faces[6] {};
std::uint64_t total_payload_bytes = 0;
for (const auto& face : config.dirty_faces) {
if (face.face_index >= 6U) {
return pp::foundation::Result<std::vector<std::byte>>::failure(
pp::foundation::Status::out_of_range("PPI dirty face index is outside the cube face list"));
}
if (seen_faces[face.face_index]) {
return pp::foundation::Result<std::vector<std::byte>>::failure(
pp::foundation::Status::invalid_argument("PPI dirty face index is duplicated"));
}
seen_faces[face.face_index] = true;
if (face.width == 0 || face.height == 0) {
return pp::foundation::Result<std::vector<std::byte>>::failure(
pp::foundation::Status::invalid_argument("PPI dirty face dimensions must be greater than zero"));
}
if (face.x > config.width || face.width > config.width - face.x
|| face.y > config.height || face.height > config.height - face.y) {
return pp::foundation::Result<std::vector<std::byte>>::failure(
pp::foundation::Status::out_of_range("PPI dirty face box is outside the canvas"));
}
if (face.png_rgba8.empty()) {
return pp::foundation::Result<std::vector<std::byte>>::failure(
pp::foundation::Status::invalid_argument("PPI dirty face PNG payload must not be empty"));
}
if (face.png_rgba8.size() > static_cast<std::size_t>(std::numeric_limits<std::uint32_t>::max())) {
return pp::foundation::Result<std::vector<std::byte>>::failure(
pp::foundation::Status::out_of_range("PPI dirty face PNG payload is too large"));
}
const auto next_payload_bytes = total_payload_bytes + face.png_rgba8.size();
if (next_payload_bytes > max_ppi_face_payload_bytes) {
return pp::foundation::Result<std::vector<std::byte>>::failure(
pp::foundation::Status::out_of_range("PPI dirty face PNG payloads exceed the configured limit"));
}
total_payload_bytes = next_payload_bytes;
const auto metadata = validate_face_png_payload(face.png_rgba8, face.width, face.height);
if (!metadata) {
return pp::foundation::Result<std::vector<std::byte>>::failure(metadata.status());
}
}
std::vector<std::byte> bytes {
std::byte { 'P' },
std::byte { 'P' },
@@ -692,7 +740,26 @@ pp::foundation::Result<std::vector<std::byte>> create_minimal_ppi_project(PpiMin
append_u32(bytes, 1);
append_u32(bytes, config.frame_duration_ms);
for (std::uint32_t face = 0; face < 6U; ++face) {
append_u32(bytes, 0);
const PpiDirtyFacePayloadConfig* dirty_face = nullptr;
for (const auto& candidate : config.dirty_faces) {
if (candidate.face_index == face) {
dirty_face = &candidate;
break;
}
}
if (dirty_face == nullptr) {
append_u32(bytes, 0);
continue;
}
append_u32(bytes, 1);
append_u32(bytes, dirty_face->x);
append_u32(bytes, dirty_face->y);
append_u32(bytes, dirty_face->x + dirty_face->width);
append_u32(bytes, dirty_face->y + dirty_face->height);
append_u32(bytes, static_cast<std::uint32_t>(dirty_face->png_rgba8.size()));
bytes.insert(bytes.end(), dirty_face->png_rgba8.begin(), dirty_face->png_rgba8.end());
}
append_u32(bytes, 0);