implements PLN-0085

discussion/index.ndjson

@@ -1,5 +1,5 @@
 {"type":"meta","next_id":{"DSC":39,"AGD":42,"DEC":38,"PLN":87,"LSN":53,"CLSN":1}}
-{"type":"discussion","id":"DSC-0038","status":"open","ticket":"studio-packer-rgba8888-asset-pipeline","title":"Studio and Packer RGBA8888 Asset Pipeline Alignment","created_at":"2026-05-23","updated_at":"2026-05-23","tags":["studio","packer","assets","glyph-bank","palette","rgba8888","runtime-alignment"],"agendas":[{"id":"AGD-0041","file":"AGD-0041-studio-packer-rgba8888-asset-pipeline.md","status":"accepted","created_at":"2026-05-23","updated_at":"2026-05-23"}],"decisions":[{"id":"DEC-0037","file":"DEC-0037-studio-packer-rgba8888-asset-pipeline.md","status":"accepted","created_at":"2026-05-23","updated_at":"2026-05-23","ref_agenda":"AGD-0041"}],"plans":[{"id":"PLN-0081","file":"PLN-0081-rgba8888-packer-and-studio-spec-propagation.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0082","file":"PLN-0082-rgba8888-palette-model-and-argb-conversion.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0083","file":"PLN-0083-rgba8888-glyph-payload-emission-and-sizes.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0084","file":"PLN-0084-rgba8888-packer-projections-and-workspace-apis.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0085","file":"PLN-0085-rgba8888-tests-fixtures-and-conformance.md","status":"review","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0086","file":"PLN-0086-rgba8888-final-integration-and-residue-removal.md","status":"review","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]}],"lessons":[]}
+{"type":"discussion","id":"DSC-0038","status":"open","ticket":"studio-packer-rgba8888-asset-pipeline","title":"Studio and Packer RGBA8888 Asset Pipeline Alignment","created_at":"2026-05-23","updated_at":"2026-05-23","tags":["studio","packer","assets","glyph-bank","palette","rgba8888","runtime-alignment"],"agendas":[{"id":"AGD-0041","file":"AGD-0041-studio-packer-rgba8888-asset-pipeline.md","status":"accepted","created_at":"2026-05-23","updated_at":"2026-05-23"}],"decisions":[{"id":"DEC-0037","file":"DEC-0037-studio-packer-rgba8888-asset-pipeline.md","status":"accepted","created_at":"2026-05-23","updated_at":"2026-05-23","ref_agenda":"AGD-0041"}],"plans":[{"id":"PLN-0081","file":"PLN-0081-rgba8888-packer-and-studio-spec-propagation.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0082","file":"PLN-0082-rgba8888-palette-model-and-argb-conversion.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0083","file":"PLN-0083-rgba8888-glyph-payload-emission-and-sizes.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0084","file":"PLN-0084-rgba8888-packer-projections-and-workspace-apis.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0085","file":"PLN-0085-rgba8888-tests-fixtures-and-conformance.md","status":"done","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]},{"id":"PLN-0086","file":"PLN-0086-rgba8888-final-integration-and-residue-removal.md","status":"review","created_at":"2026-05-23","updated_at":"2026-05-23","ref_decisions":["DEC-0037"]}],"lessons":[]}
 {"type":"discussion","id":"DSC-0037","status":"done","ticket":"pbs-autocomplete-parameter-names","title":"PBS autocomplete parameter names for stdlib and method calls","created_at":"2026-05-08","updated_at":"2026-05-14","tags":["compiler-pbs","studio","lsp","autocomplete","signature-help","stdlib"],"agendas":[],"decisions":[],"plans":[],"lessons":[{"id":"LSN-0052","file":"discussion/lessons/DSC-0037-pbs-autocomplete-parameter-names/LSN-0052-canonical-callable-parameter-names-through-pbs-editor-assistance.md","status":"done","created_at":"2026-05-14","updated_at":"2026-05-14"}]}
 {"type":"discussion","id":"DSC-0036","status":"open","ticket":"pbs-symbol-documentation-and-hover-markdown","title":"Modelo de documentacao de simbolos em PBS e consumo markdown no hover","created_at":"2026-05-08","updated_at":"2026-05-08","tags":["compiler","compiler-pbs","studio","lsp","vscode","editor","hover","documentation","markdown"],"agendas":[{"id":"AGD-0039","file":"AGD-0039-pbs-symbol-documentation-and-hover-markdown.md","status":"open","created_at":"2026-05-08","updated_at":"2026-05-08"}],"decisions":[],"plans":[],"lessons":[]}
 {"type":"discussion","id":"DSC-0035","status":"done","ticket":"pbs-lsp-editor-assistance-wave-1","title":"Wave 1 de assistencia editorial via LSP para PBS no VS Code","created_at":"2026-05-08","updated_at":"2026-05-08","tags":["studio","lsp","vscode","compiler","compiler-pbs","editor","completion","hover","signature-help"],"agendas":[],"decisions":[],"plans":[],"lessons":[{"id":"LSN-0051","file":"discussion/lessons/DSC-0035-pbs-lsp-editor-assistance-wave-1/LSN-0051-compiler-backed-editor-assistance-for-pbs.md","status":"done","created_at":"2026-05-08","updated_at":"2026-05-08"}]}

discussion/workflow/plans/PLN-0085-rgba8888-tests-fixtures-and-conformance.md

@@ -2,9 +2,9 @@
 id: PLN-0085
 ticket: studio-packer-rgba8888-asset-pipeline
 title: RGBA8888 Tests, Fixtures, and Conformance Updates
-status: review
+status: done
 created: 2026-05-23
-completed:
+completed: 2026-05-23
 ref_decisions:
   - DEC-0037
 tags:
@@ -123,12 +123,12 @@ RGB565 glyph palette payload expectations.
 
 ## Acceptance Criteria
 
-- [ ] Tests use `rgba8888` as canonical palette data.
+- [x] Tests use `rgba8888` as canonical palette data.
-- [ ] Tests assert RGBA channel order and alpha preservation.
+- [x] Tests assert RGBA channel order and alpha preservation.
-- [ ] Tests assert 16 usable palette entries.
+- [x] Tests assert 16 usable palette entries.
-- [ ] Tests assert magenta is ordinary or no longer special.
+- [x] Tests assert magenta is ordinary or no longer special.
-- [ ] Tests assert 4096-byte palette blocks where payload size is checked.
+- [x] Tests assert 4096-byte palette blocks where payload size is checked.
-- [ ] Packer test fixtures no longer rely on `convertedRgb565`.
+- [x] Packer test fixtures no longer rely on `convertedRgb565`.
 
 ## Dependencies
 

prometeu-packer/prometeu-packer-v1/src/main/java/p/packer/repositories/PackerAssetWalker.java

@@ -349,10 +349,7 @@ public class PackerAssetWalker {
             for (byte value : tile.paletteIndices()) {
                 maxUsedIndex = Math.max(maxUsedIndex, Byte.toUnsignedInt(value));
             }
-            if (maxUsedIndex == 0) {
+            final int requiredColorCount = maxUsedIndex + 1;
-                continue;
-            }
-            final int requiredColorCount = maxUsedIndex;
             final Optional<DeclaredPalette> fragilePalette = declaredPalettes.stream()
                     .filter(palette -> palette.colorCount() < requiredColorCount)
                     .findFirst();

prometeu-packer/prometeu-packer-v1/src/test/java/p/packer/repositories/PackerRuntimeAssetMaterializerTest.java

@@ -250,8 +250,7 @@ final class PackerRuntimeAssetMaterializerTest {
 
     private static Map<String, JsonNode> palettePipeline() {
         final var payload = MAPPER.createObjectNode();
-        payload.putArray("originalArgb8888").add(0xFFFF0000);
+        payload.putArray("rgba8888").add(0xFF0000FF);
-        payload.putArray("convertedRgb565").add(0xF800);
         final var declaration = MAPPER.createObjectNode();
         declaration.put("index", 0);
         declaration.set("palette", payload);

prometeu-packer/prometeu-packer-v1/src/test/java/p/packer/services/FileSystemPackerWorkspaceServiceTest.java

@@ -295,9 +295,7 @@ final class FileSystemPackerWorkspaceServiceTest {
         final ObjectNode palette = palettes.addObject();
         palette.put("index", 0);
         palette.putObject("palette")
-                .putArray("originalArgb8888").add(0xFFFF0000);
+                .putArray("rgba8888").add(0xFF0000FF);
-        ((ObjectNode) palette.path("palette"))
-                .putArray("convertedRgb565").add(0xF800);
         final var artifacts = manifest.putArray("artifacts");
         artifacts.addObject().put("file", "confirm.png").put("index", 0);
         MAPPER.writerWithDefaultPrettyPrinter().writeValue(manifestPath.toFile(), manifest);
@@ -330,8 +328,10 @@ final class FileSystemPackerWorkspaceServiceTest {
         final int packedPixelBytes = (assetTable.get(0).path("metadata").path("width").asInt()
                 * assetTable.get(0).path("metadata").path("height").asInt()) / 2;
         final int paletteStart = payloadOffset + assetOffset + packedPixelBytes;
-        assertEquals(0xF81F, readLeUnsignedShort(assetsPa, paletteStart));
+        assertEquals(0xFF, assetsPa[paletteStart] & 0xFF);
-        assertEquals(0xF800, readLeUnsignedShort(assetsPa, paletteStart + 2));
+        assertEquals(0x00, assetsPa[paletteStart + 1] & 0xFF);
+        assertEquals(0x00, assetsPa[paletteStart + 2] & 0xFF);
+        assertEquals(0xFF, assetsPa[paletteStart + 3] & 0xFF);
         assertEquals(1, assetTable.get(0).path("asset_id").asInt());
         assertEquals("GLYPH", assetTable.get(0).path("bank_type").asText());
         assertEquals("NONE", assetTable.get(0).path("codec").asText());
@@ -369,9 +369,7 @@ final class FileSystemPackerWorkspaceServiceTest {
         final ObjectNode palette = palettes.addObject();
         palette.put("index", 0);
         palette.putObject("palette")
-                .putArray("originalArgb8888").add(0xFF00FF00).add(0xFFFF0000);
+                .putArray("rgba8888").add(0x00FF00FF).add(0xFF0000FF);
-        ((ObjectNode) palette.path("palette"))
-                .putArray("convertedRgb565").add(0x07E0).add(0xF800);
         final var artifacts = manifest.putArray("artifacts");
         artifacts.addObject()
                 .put("artifact_id", "art-confirm")
@@ -417,7 +415,7 @@ final class FileSystemPackerWorkspaceServiceTest {
         final int payloadOffset = (int) readLeLong(assetsPa, 12);
         final var assetTable = MAPPER.readTree(projectRoot.resolve("build/asset_table.json").toFile());
         final int assetOffset = assetTable.get(0).path("offset").asInt();
-        assertEquals(0x21, assetsPa[payloadOffset + assetOffset] & 0xFF);
+        assertEquals(0x10, assetsPa[payloadOffset + assetOffset] & 0xFF);
     }
 
     @Test
@@ -436,9 +434,7 @@ final class FileSystemPackerWorkspaceServiceTest {
         final ObjectNode palette = palettes.addObject();
         palette.put("index", 0);
         palette.putObject("palette")
-                .putArray("originalArgb8888").add(0xFFFF0000);
+                .putArray("rgba8888").add(0xFF0000FF);
-        ((ObjectNode) palette.path("palette"))
-                .putArray("convertedRgb565").add(0xF800);
         final var artifacts = manifest.putArray("artifacts");
         artifacts.addObject().put("file", "selected.png").put("index", 0);
         MAPPER.writerWithDefaultPrettyPrinter().writeValue(manifestPath.toFile(), manifest);
@@ -502,9 +498,7 @@ final class FileSystemPackerWorkspaceServiceTest {
         final ObjectNode palette = palettes.addObject();
         palette.put("index", 0);
         palette.putObject("palette")
-                .putArray("originalArgb8888").add(0xFFFF0000);
+                .putArray("rgba8888").add(0xFF0000FF);
-        ((ObjectNode) palette.path("palette"))
-                .putArray("convertedRgb565").add(0xF800);
         final var artifacts = manifest.putArray("artifacts");
         artifacts.addObject().put("file", "oversized.png").put("index", 0);
         MAPPER.writerWithDefaultPrettyPrinter().writeValue(manifestPath.toFile(), manifest);
@@ -533,9 +527,7 @@ final class FileSystemPackerWorkspaceServiceTest {
         final ObjectNode palette = palettes.addObject();
         palette.put("index", 0);
         palette.putObject("palette")
-                .putArray("originalArgb8888").add(0xFFFF0000);
+                .putArray("rgba8888").add(0xFF0000FF);
-        ((ObjectNode) palette.path("palette"))
-                .putArray("convertedRgb565").add(0xF800);
         final var artifacts = manifest.putArray("artifacts");
         artifacts.addObject().put("file", "checker.png").put("index", 0);
         MAPPER.writerWithDefaultPrettyPrinter().writeValue(manifestPath.toFile(), manifest);
@@ -1016,8 +1008,7 @@ final class FileSystemPackerWorkspaceServiceTest {
                 project(projectRoot),
                 AssetReference.forAssetId(1),
                 List.of(Map.of(
-                        "originalArgb8888", List.of(0xFFFF0000),
+                        "rgba8888", List.of(0xFF0000FF))))).success());
-                        "convertedRgb565", List.of(0xF800))))).success());
 
         final var manifest = MAPPER.readTree(assetRoot.resolve("asset.json").toFile());
         final var selectedArtifact = manifest.path("artifacts").get(0);
@@ -1074,8 +1065,7 @@ final class FileSystemPackerWorkspaceServiceTest {
                 project(projectRoot),
                 AssetReference.forAssetId(1),
                 List.of(Map.of(
-                        "originalArgb8888", List.of(0xFFFF0000),
+                        "rgba8888", List.of(0xFF0000FF))))).success());
-                        "convertedRgb565", List.of(0xF800))))).success());
 
         final var manifest = MAPPER.readTree(assetRoot.resolve("asset.json").toFile());
         final var selectedArtifact = manifest.path("artifacts").get(0);
@@ -1129,20 +1119,18 @@ final class FileSystemPackerWorkspaceServiceTest {
                 AssetReference.forAssetId(1),
                 List.of(
                         Map.of(
-                                "originalArgb8888", List.of(0xFFFF0000, 0xFF00FF00),
+                                "rgba8888", List.of(0xFF0000FF, 0x00FF00FF)),
-                                "convertedRgb565", List.of(0xF800, 0x07E0)),
                         Map.of(
-                                "originalArgb8888", List.of(0xFF0000FF),
+                                "rgba8888", List.of(0x0000FFFF)))));
-                                "convertedRgb565", List.of(0x001F)))));
 
         assertTrue(response.success());
 
         final var manifest = MAPPER.readTree(projectRoot.resolve("assets/ui/atlas/asset.json").toFile());
         assertEquals(2, manifest.path("output").path("pipeline").path("palettes").size());
         assertEquals(0, manifest.path("output").path("pipeline").path("palettes").get(0).path("index").asInt());
-        assertEquals(0xFFFF0000, manifest.path("output").path("pipeline").path("palettes").get(0).path("palette").path("originalArgb8888").get(0).asInt());
+        assertEquals(0xFF0000FF, manifest.path("output").path("pipeline").path("palettes").get(0).path("palette").path("rgba8888").get(0).asInt());
         assertEquals(1, manifest.path("output").path("pipeline").path("palettes").get(1).path("index").asInt());
-        assertEquals(0x001F, manifest.path("output").path("pipeline").path("palettes").get(1).path("palette").path("convertedRgb565").get(0).asInt());
+        assertEquals(0x0000FFFF, manifest.path("output").path("pipeline").path("palettes").get(1).path("palette").path("rgba8888").get(0).asInt());
     }
 
     @Test

prometeu-packer/prometeu-packer-v1/src/test/java/p/packer/services/PackerAssetDeclarationParserTest.java

@@ -158,8 +158,7 @@ final class PackerAssetDeclarationParserTest {
                         {
                           "index": 1,
                           "palette": {
-                            "originalArgb8888": [4294901760],
+                            "rgba8888": [-16776961]
-                            "convertedRgb565": [63488]
                           }
                         }
                       ]
@@ -174,7 +173,7 @@ final class PackerAssetDeclarationParserTest {
         assertTrue(result.valid());
         assertTrue(result.declaration().outputPipelineMetadata().get("palettes").isArray());
         assertEquals(1, result.declaration().outputPipelineMetadata().get("palettes").get(0).path("index").asInt());
-        assertEquals(63488, result.declaration().outputPipelineMetadata().get("palettes").get(0).path("palette").path("convertedRgb565").get(0).asInt());
+        assertEquals(0xFF0000FF, result.declaration().outputPipelineMetadata().get("palettes").get(0).path("palette").path("rgba8888").get(0).asInt());
     }
 
     @Test
@@ -194,15 +193,13 @@ final class PackerAssetDeclarationParserTest {
                         {
                           "index": 0,
                           "palette": {
-                            "originalArgb8888": [4294901760],
+                            "rgba8888": [-16776961]
-                            "convertedRgb565": [63488]
                           }
                         },
                         {
                           "index": 0,
                           "palette": {
-                            "originalArgb8888": [4278255360],
+                            "rgba8888": [16711935]
-                            "convertedRgb565": [2016]
                           }
                         }
                       ]

prometeu-packer/prometeu-packer-v1/src/test/java/p/packer/services/PackerAssetDetailsServiceTest.java

@@ -66,9 +66,7 @@ final class PackerAssetDetailsServiceTest {
         final ObjectNode declaration = palettes.addObject();
         declaration.put("index", 3);
         declaration.putObject("palette")
-                .putArray("originalArgb8888").add(0xFFFF0000).add(0xFF00FF00);
+                .putArray("rgba8888").add(0xFF0000FF).add(0x00FF00FF);
-        ((ObjectNode) declaration.path("palette"))
-                .putArray("convertedRgb565").add(0xF800).add(0x07E0);
         mapper.writerWithDefaultPrettyPrinter().writeValue(manifestPath.toFile(), manifest);
 
         final PackerAssetDetailsService service = service();
@@ -77,8 +75,8 @@ final class PackerAssetDetailsServiceTest {
         assertEquals(1, result.details().pipelinePalettes().size());
         assertEquals(3, result.details().pipelinePalettes().getFirst().get("index"));
         assertEquals(
-                List.of(0xFFFF0000, 0xFF00FF00),
+                List.of(0xFF0000FF, 0x00FF00FF),
-                result.details().pipelinePalettes().getFirst().get("originalArgb8888"));
+                result.details().pipelinePalettes().getFirst().get("rgba8888"));
     }
 
     @Test
@@ -202,7 +200,7 @@ final class PackerAssetDetailsServiceTest {
         final var palette = (Map<?, ?>) selectedFile.metadata().get("palette");
         assertEquals(16, ((Number) tile.get("width")).intValue());
         assertEquals(16, ((Number) tile.get("height")).intValue());
-        assertFalse(((List<?>) palette.get("originalArgb8888")).isEmpty());
+        assertFalse(((List<?>) palette.get("rgba8888")).isEmpty());
     }
 
     @Test