Add skia to the repository.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@16 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 292 insertions, 0 deletions

diff --git a/skia/animator/SkBuildCondensedInfo.cpp b/skia/animator/SkBuildCondensedInfo.cpp
new file mode 100644
index 0000000..361a8bd
--- /dev/null
+++ b/skia/animator/SkBuildCondensedInfo.cpp
@@ -0,0 +1,292 @@
+/* libs/graphics/animator/SkBuildCondensedInfo.cpp
+**
+** Copyright 2006, Google Inc.
+**
+** Licensed under the Apache License, Version 2.0 (the "License"); 
+** you may not use this file except in compliance with the License. 
+** You may obtain a copy of the License at 
+**
+**     http://www.apache.org/licenses/LICENSE-2.0 
+**
+** Unless required by applicable law or agreed to in writing, software 
+** distributed under the License is distributed on an "AS IS" BASIS, 
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
+** See the License for the specific language governing permissions and 
+** limitations under the License.
+*/
+
+#include "SkTypes.h"
+#if defined SK_BUILD_CONDENSED
+#include "SkMemberInfo.h"
+#if SK_USE_CONDENSED_INFO == 1 
+#error "SK_USE_CONDENSED_INFO must be zero to build condensed info"
+#endif
+#if !defined SK_BUILD_FOR_WIN32
+#error "SK_BUILD_FOR_WIN32 must be defined to build condensed info"
+#endif
+#include "SkDisplayType.h"
+#include "SkIntArray.h"
+#include <stdio.h>
+
+SkTDMemberInfoArray gInfos;
+SkTDIntArray gInfosCounts;
+SkTDDisplayTypesArray gInfosTypeIDs;
+SkTDMemberInfoArray gUnknowns;
+SkTDIntArray gUnknownsCounts;
+
+static void AddInfo(SkDisplayTypes type, const SkMemberInfo* info, int infoCount) {
+    SkASSERT(gInfos[type] == NULL);
+    gInfos[type] = info;
+    gInfosCounts[type] = infoCount;
+    *gInfosTypeIDs.append() = type;
+    size_t allStrs = 0;
+    for (int inner = 0; inner < infoCount; inner++) {
+        SkASSERT(info[inner].fCount < 256);
+        int offset = (int) info[inner].fOffset;
+        SkASSERT(offset < 128 && offset > -129);
+        SkASSERT(allStrs < 256);
+        if (info[inner].fType == SkType_BaseClassInfo) {
+            const SkMemberInfo* innerInfo = (const SkMemberInfo*) info[inner].fName;
+            if (gUnknowns.find(innerInfo) == -1) {
+                *gUnknowns.append() = innerInfo;
+                *gUnknownsCounts.append() = info[inner].fCount;
+            }
+        }
+        if (info[inner].fType != SkType_BaseClassInfo && info[inner].fName)
+            allStrs += strlen(info[inner].fName);
+        allStrs += 1;
+        SkASSERT(info[inner].fType < 256);
+    }
+}
+
+static void WriteInfo(FILE* condensed, const SkMemberInfo* info, int infoCount,
+            const char* typeName, bool draw, bool display) {
+    fprintf(condensed, "static const char g%sStrings[] = \n", typeName);
+    int inner;
+    // write strings
+    for (inner = 0; inner < infoCount; inner++) {
+        const char* name = (info[inner].fType != SkType_BaseClassInfo && info[inner].fName) ?
+            info[inner].fName : "";
+        const char* zero = inner < infoCount - 1 ? "\\0" : "";
+        fprintf(condensed, "\t\"%s%s\"\n", name, zero);
+    }
+    fprintf(condensed, ";\n\nstatic const SkMemberInfo g%s", draw ? "Draw" : display ? "Display" : "");
+    fprintf(condensed, "%sInfo[] = {", typeName);
+    size_t nameOffset = 0;
+    // write info tables
+    for (inner = 0; inner < infoCount; inner++) {
+        size_t offset = info[inner].fOffset;
+        if (info[inner].fType == SkType_BaseClassInfo) {
+            offset = (size_t) gInfos.find((const SkMemberInfo* ) info[inner].fName);
+            SkASSERT((int) offset >= 0);
+            offset = gInfosTypeIDs.find((SkDisplayTypes) offset);
+            SkASSERT((int) offset >= 0);
+        }
+        fprintf(condensed, "\n\t{%d, %d, %d, %d}", nameOffset, offset,
+            info[inner].fType, info[inner].fCount);
+        if (inner < infoCount - 1)
+            putc(',', condensed);
+        if (info[inner].fType != SkType_BaseClassInfo && info[inner].fName)
+            nameOffset += strlen(info[inner].fName);
+        nameOffset += 1;
+    }
+    fprintf(condensed, "\n};\n\n");
+}
+
+static void Get3DName(char* scratch, const char* name) {
+    if (strncmp("skia3d:", name, sizeof("skia3d:") - 1) == 0) {
+        strcpy(scratch, "3D_");
+        scratch[3]= name[7] & ~0x20;
+        strcpy(&scratch[4], &name[8]);
+    } else {
+        scratch[0] = name[0] & ~0x20;
+        strcpy(&scratch[1], &name[1]);
+    }
+}
+
+int type_compare(const void* a, const void* b) {
+    SkDisplayTypes first = *(SkDisplayTypes*) a;
+    SkDisplayTypes second = *(SkDisplayTypes*) b;
+    return first < second ? -1 : first == second ? 0 : 1;
+}
+
+void SkDisplayType::BuildCondensedInfo(SkAnimateMaker* maker) {
+    gInfos.setCount(kNumberOfTypes);
+    memset(gInfos.begin(), 0, sizeof(gInfos[0]) * kNumberOfTypes);
+    gInfosCounts.setCount(kNumberOfTypes);
+    memset(gInfosCounts.begin(), -1, sizeof(gInfosCounts[0]) * kNumberOfTypes);
+    // check to see if it is condensable
+    int index, infoCount;
+    for (index = 0; index < kTypeNamesSize; index++) {
+        const SkMemberInfo* info = GetMembers(maker, gTypeNames[index].fType, &infoCount);
+        if (info == NULL)
+            continue;
+        AddInfo(gTypeNames[index].fType, info, infoCount);
+    }
+    const SkMemberInfo* extraInfo = 
+        SkDisplayType::GetMembers(maker, SkType_3D_Point, &infoCount);
+    AddInfo(SkType_Point, extraInfo, infoCount);
+    AddInfo(SkType_3D_Point, extraInfo, infoCount);
+//  int baseInfos = gInfos.count();
+    do {
+        SkTDMemberInfoArray oldRefs = gUnknowns;
+        SkTDIntArray oldRefCounts = gUnknownsCounts;
+        gUnknowns.reset();
+        gUnknownsCounts.reset();
+        for (index = 0; index < oldRefs.count(); index++) {
+            const SkMemberInfo* info = oldRefs[index];
+            if (gInfos.find(info) == -1) {
+                int typeIndex = 0;
+                for (; typeIndex < kNumberOfTypes; typeIndex++) {
+                    const SkMemberInfo* temp = SkDisplayType::GetMembers(
+                        maker, (SkDisplayTypes) typeIndex, NULL);
+                    if (temp == info)
+                        break;
+                }
+                SkASSERT(typeIndex < kNumberOfTypes);
+                AddInfo((SkDisplayTypes) typeIndex, info, oldRefCounts[index]);
+            }
+        }
+    } while (gUnknowns.count() > 0);
+    qsort(gInfosTypeIDs.begin(), gInfosTypeIDs.count(), sizeof(gInfosTypeIDs[0]), &type_compare);
+#ifdef SK_DEBUG
+    FILE* condensed = fopen("../../src/animator/SkCondensedDebug.cpp", "w+");
+    fprintf(condensed, "#include \"SkTypes.h\"\n");
+    fprintf(condensed, "#ifdef SK_DEBUG\n");
+#else
+    FILE* condensed = fopen("../../src/animator/SkCondensedRelease.cpp", "w+");
+    fprintf(condensed, "#include \"SkTypes.h\"\n");
+    fprintf(condensed, "#ifdef SK_RELEASE\n");
+#endif
+    // write header
+    fprintf(condensed, "// This file was automatically generated.\n");
+    fprintf(condensed, "// To change it, edit the file with the matching debug info.\n");
+    fprintf(condensed, "// Then execute SkDisplayType::BuildCondensedInfo() to "
+        "regenerate this file.\n\n");
+    // write name of memberInfo
+    int typeNameIndex = 0;
+    int unknown = 1;
+    for (index = 0; index < gInfos.count(); index++) {
+        const SkMemberInfo* info = gInfos[index];
+        if (info == NULL)
+            continue;
+        char scratch[64];
+        bool drawPrefix, displayPrefix;
+        while (gTypeNames[typeNameIndex].fType < index)
+            typeNameIndex++;
+        if (gTypeNames[typeNameIndex].fType == index) {
+            Get3DName(scratch, gTypeNames[typeNameIndex].fName);
+            drawPrefix = gTypeNames[typeNameIndex].fDrawPrefix;
+            displayPrefix = gTypeNames[typeNameIndex].fDisplayPrefix;
+        } else {
+            sprintf(scratch, "Unknown%d", unknown++);
+            drawPrefix = displayPrefix = false;
+        }
+        WriteInfo(condensed, info, gInfosCounts[index], scratch, drawPrefix, displayPrefix);
+    }
+    // write array of table pointers
+//  start here;
+    fprintf(condensed, "static const SkMemberInfo* const gInfoTables[] = {");
+    typeNameIndex = 0;
+    unknown = 1;
+    for (index = 0; index < gInfos.count(); index++) {
+        const SkMemberInfo* info = gInfos[index];
+        if (info == NULL)
+            continue;
+        char scratch[64];
+        bool drawPrefix, displayPrefix;
+        while (gTypeNames[typeNameIndex].fType < index)
+            typeNameIndex++;
+        if (gTypeNames[typeNameIndex].fType == index) {
+            Get3DName(scratch, gTypeNames[typeNameIndex].fName);
+            drawPrefix = gTypeNames[typeNameIndex].fDrawPrefix;
+            displayPrefix = gTypeNames[typeNameIndex].fDisplayPrefix;
+        } else {
+            sprintf(scratch, "Unknown%d", unknown++);
+            drawPrefix = displayPrefix = false;
+        }
+        fprintf(condensed, "\n\tg");
+        if (drawPrefix)
+            fprintf(condensed, "Draw");
+        if (displayPrefix)
+            fprintf(condensed, "Display");
+        fprintf(condensed, "%sInfo", scratch);
+        if (index < gInfos.count() - 1)
+                putc(',', condensed);
+    }
+    fprintf(condensed, "\n};\n\n");
+    // write the array of number of entries in the info table
+    fprintf(condensed, "static const unsigned char gInfoCounts[] = {\n\t");
+    int written = 0;
+    for (index = 0; index < gInfosCounts.count(); index++) {
+        int count = gInfosCounts[index];
+        if (count < 0)
+            continue;
+        if (written > 0)
+            putc(',', condensed);
+        if (written % 20 == 19)
+            fprintf(condensed, "\n\t");
+        fprintf(condensed, "%d",count);
+        written++;
+    }
+    fprintf(condensed, "\n};\n\n");
+    // write array of type ids table entries correspond to
+    fprintf(condensed, "static const unsigned char gTypeIDs[] = {\n\t");
+    int typeIDCount = 0;
+    typeNameIndex = 0;
+    unknown = 1;
+    for (index = 0; index < gInfosCounts.count(); index++) {
+        const SkMemberInfo* info = gInfos[index];
+        if (info == NULL)
+            continue;
+        typeIDCount++;
+        char scratch[64];
+        while (gTypeNames[typeNameIndex].fType < index)
+            typeNameIndex++;
+        if (gTypeNames[typeNameIndex].fType == index) {
+            Get3DName(scratch, gTypeNames[typeNameIndex].fName);
+        } else
+            sprintf(scratch, "Unknown%d", unknown++);
+        fprintf(condensed, "%d%c // %s\n\t", index, 
+            index < gInfosCounts.count() ? ',' : ' ', scratch);
+    }
+    fprintf(condensed, "\n};\n\n");
+    fprintf(condensed, "static const int kTypeIDs = %d;\n\n", typeIDCount);
+    // write the array of string pointers
+    fprintf(condensed, "static const char* const gInfoNames[] = {");
+    typeNameIndex = 0;
+    unknown = 1;
+    written = 0;
+    for (index = 0; index < gInfosCounts.count(); index++) {
+        const SkMemberInfo* info = gInfos[index];
+        if (info == NULL)
+            continue;
+        if (written > 0)
+                putc(',', condensed);
+        written++;
+        fprintf(condensed, "\n\tg");
+        char scratch[64];
+        while (gTypeNames[typeNameIndex].fType < index)
+            typeNameIndex++;
+        if (gTypeNames[typeNameIndex].fType == index) {
+            Get3DName(scratch, gTypeNames[typeNameIndex].fName);
+        } else
+            sprintf(scratch, "Unknown%d", unknown++);
+        fprintf(condensed, "%sStrings", scratch);
+    }
+    fprintf(condensed, "\n};\n\n");
+    fprintf(condensed, "#endif\n");
+    fclose(condensed);
+    gInfos.reset();
+    gInfosCounts.reset();
+    gInfosTypeIDs.reset();
+    gUnknowns.reset();
+    gUnknownsCounts.reset();
+}
+
+#elif defined SK_DEBUG
+#include "SkDisplayType.h"
+void SkDisplayType::BuildCondensedInfo(SkAnimateMaker* ) {}
+#endif
+
+