blob: 5e4eedca81abce080032cf8716d7d21e3cb99719 [file] [log] [blame]
/* libs/graphics/animator/SkBuildCondensedInfo.cpp
**
** Copyright 2006, The Android Open Source Project
**
** 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