mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
synced 2026-02-06 07:14:55 +08:00
Texture atlas data loader, libgdx format.
This commit is contained in:
NathanSweet
parent
1f8620f191
commit
5efed09862
62
spine-cpp/includes/spine/AtlasData.h
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62
spine-cpp/includes/spine/AtlasData.h
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@ -0,0 +1,62 @@
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#ifndef SPINE_ATLASDATA_H_
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#define SPINE_ATLASDATA_H_
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#include <istream>
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#include <string>
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#include <vector>
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namespace spine {
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class AtlasPage;
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class AtlasRegion;
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class AtlasData {
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public:
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std::vector<AtlasPage*> pages;
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std::vector<AtlasRegion*> regions;
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AtlasData (const char *begin, const char *end);
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AtlasData (const std::string &json);
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AtlasData (std::istream &file);
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~AtlasData ();
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private:
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void init (const char *begin, const char *end);
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};
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enum Format {
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alpha, intensity, luminanceAlpha, rgb565, rgba4444, rgb888, rgba8888
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};
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enum TextureFilter {
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nearest, linear, mipMap, mipMapNearestNearest, mipMapLinearNearest, mipMapNearestLinear, mipMapLinearLinear
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};
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enum TextureWrap {
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mirroredRepeat, clampToEdge, repeat
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};
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class AtlasPage {
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public:
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std::string name;
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Format format;
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TextureFilter minFilter, magFilter;
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TextureWrap uWrap, vWrap;
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};
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class AtlasRegion {
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public:
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std::string name;
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AtlasPage *page;
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int x, y, width, height;
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float offsetX, offsetY;
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int originalWidth, originalHeight;
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int index;
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bool rotate;
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bool flip;
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int *splits;
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int *pads;
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};
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} /* namespace spine */
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#endif /* SPINE_ATLASDATA_H_ */
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@ -1,6 +1,7 @@
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#include <iostream>
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#include <fstream>
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#include <spine/BaseSkeleton.h>
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#include <spine/AtlasData.h>
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#include <spine-sfml/spine.h>
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#include <SFML/Graphics.hpp>
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@ -25,6 +26,9 @@ int main () {
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}
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cout << flush;
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ifstream file2("../uiskin.atlas");
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new AtlasData(file2);
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sf::RenderWindow window(sf::VideoMode(640, 480), "Spine SFML");
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window.setFramerateLimit(60);
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@ -32,7 +36,7 @@ int main () {
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shape.setFillColor(sf::Color::Green);
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sf::Event event;
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while (window.isOpen()) {
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while (window.isOpen() && false) {
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while (window.pollEvent(event))
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if (event.type == sf::Event::Closed) window.close();
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window.clear();
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169
spine-cpp/src/spine/AtlasData.cpp
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169
spine-cpp/src/spine/AtlasData.cpp
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#include <cstdio>
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#include <iostream>
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#include <algorithm>
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#include <cctype>
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#include <stdexcept>
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#include <spine/AtlasData.h>
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using std::string;
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using std::runtime_error;
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namespace spine {
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static inline string& trim (string &s) {
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s.erase(s.begin(), std::find_if(s.begin(), s.end(), std::not1(std::ptr_fun<int, int>(std::isspace))));
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s.erase(std::find_if(s.rbegin(), s.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s.end());
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return s;
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}
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static inline void readLine (const char *¤t, const char *end, string &value) {
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const char *begin = current;
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while (current != end) {
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char c = *current++;
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if (c == '\n') break;
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}
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value.clear();
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value.append(begin, current - 1);
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}
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static inline string& readValue (const char *&begin, const char *end, string &value) {
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readLine(begin, end, value);
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int colon = value.find(':');
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if (colon == -1) throw runtime_error("Invalid line: " + value);
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value = value.substr(colon + 1);
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return trim(value);
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}
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/** Returns the number of tuple values read (2 or 4). */
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static inline int readTuple (const char *&begin, const char *end, string &value, string tuple[4]) {
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readLine(begin, end, value);
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int colon = value.find(':');
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if (colon == -1) throw runtime_error("Invalid line: " + value);
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int i = 0, lastMatch = colon + 1;
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for (i = 0; i < 3; i++) {
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int comma = value.find(',', lastMatch);
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if (comma == -1) {
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if (i == 0) throw runtime_error("Invalid line: " + value);
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break;
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}
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tuple[i] = value.substr(lastMatch, comma - lastMatch);
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trim(tuple[i]);
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lastMatch = comma + 1;
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}
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tuple[i] = value.substr(lastMatch);
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trim(tuple[i]);
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return i + 1;
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}
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static inline int indexOf (const string *array, int count, const string &value) {
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for (int i = count - 1; i >= 0; i--)
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if (array[i] == value) return i;
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throw runtime_error("Invalid value: " + value);
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}
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static string formatNames[] = {"Alpha", "Intensity", "LuminanceAlpha", "RGB565", "RGBA4444", "RGB888", "RGBA8888"};
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static string textureFilterNames[] = {"Nearest", "Linear", "MipMap", "MipMapNearestNearest", "MipMapLinearNearest",
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"MipMapNearestLinear", "MipMapLinearLinear"};
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AtlasData::AtlasData (std::istream &file) {
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string text;
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std::getline(file, text, (char)EOF);
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const char *begin = text.c_str();
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const char *end = begin + text.length();
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init(begin, end);
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}
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AtlasData::AtlasData (const string &text) {
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const char *begin = text.c_str();
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const char *end = begin + text.length();
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init(begin, end);
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}
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AtlasData::AtlasData (const char *begin, const char *end) {
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init(begin, end);
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}
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void AtlasData::init (const char *current, const char *end) {
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string value;
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string tuple[4];
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AtlasPage *page;
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while (current != end) {
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readLine(current, end, value);
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trim(value);
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if (value.length() == 0) {
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page = 0;
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} else if (!page) {
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page = new AtlasPage();
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pages.push_back(page);
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page->name = value;
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page->format = static_cast<Format>(indexOf(formatNames, 7, readValue(current, end, value)));
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readTuple(current, end, value, tuple);
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page->minFilter = static_cast<TextureFilter>(indexOf(textureFilterNames, 7, tuple[0]));
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page->magFilter = static_cast<TextureFilter>(indexOf(textureFilterNames, 7, tuple[1]));
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readValue(current, end, value);
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if (value == "x") {
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page->uWrap = repeat;
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page->vWrap = clampToEdge;
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} else if (value == "y") {
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page->uWrap = clampToEdge;
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page->vWrap = repeat;
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} else if (value == "xy") {
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page->uWrap = repeat;
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page->vWrap = repeat;
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}
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} else {
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AtlasRegion *region = new AtlasRegion();
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regions.push_back(region);
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region->name = value;
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region->page = page;
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region->rotate = readValue(current, end, value) == "true";
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readTuple(current, end, value, tuple);
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region->x = atoi(tuple[0].c_str());
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region->y = atoi(tuple[1].c_str());
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readTuple(current, end, value, tuple);
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region->width = atoi(tuple[0].c_str());
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region->height = atoi(tuple[1].c_str());
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if (readTuple(current, end, value, tuple) == 4) { // split is optional
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region->splits = new int[4];
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region->splits[0] = atoi(tuple[0].c_str());
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region->splits[1] = atoi(tuple[1].c_str());
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region->splits[2] = atoi(tuple[2].c_str());
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region->splits[3] = atoi(tuple[3].c_str());
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if (readTuple(current, end, value, tuple) == 4) { // pad is optional, but only present with splits
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region->pads = new int[4];
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region->pads[0] = atoi(tuple[0].c_str());
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region->pads[1] = atoi(tuple[1].c_str());
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region->pads[2] = atoi(tuple[2].c_str());
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region->pads[3] = atoi(tuple[3].c_str());
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readTuple(current, end, value, tuple);
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}
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}
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region->originalWidth = atoi(tuple[0].c_str());
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region->originalHeight = atoi(tuple[1].c_str());
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readTuple(current, end, value, tuple);
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region->offsetX = atoi(tuple[0].c_str());
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region->offsetY = atoi(tuple[1].c_str());
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region->index = atoi(readValue(current, end, value).c_str());
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}
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}
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}
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AtlasData::~AtlasData () {
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for (int i = 0, n = pages.size(); i < n; i++)
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delete pages[i];
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for (int i = 0, n = regions.size(); i < n; i++)
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delete regions[i];
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}
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} /* namespace spine */
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198
spine-cpp/uiskin.atlas
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198
spine-cpp/uiskin.atlas
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@ -0,0 +1,198 @@
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uiskin.png
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format: RGBA8888
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filter: Nearest,Nearest
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repeat: none
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default
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rotate: false
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xy: 1, 50
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size: 254, 77
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orig: 254, 77
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offset: 0, 0
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index: -1
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default-window
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rotate: false
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xy: 1, 20
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size: 27, 29
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split: 4, 3, 20, 3
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orig: 27, 29
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offset: 0, 0
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index: -1
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default-select
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rotate: false
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xy: 29, 29
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size: 27, 20
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split: 4, 14, 4, 4
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orig: 27, 20
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offset: 0, 0
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index: -1
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default-round-large
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rotate: false
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xy: 57, 29
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size: 20, 20
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split: 5, 5, 5, 4
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orig: 20, 20
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offset: 0, 0
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index: -1
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default-scroll
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rotate: false
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xy: 78, 29
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size: 20, 20
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split: 2, 2, 2, 2
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orig: 20, 20
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offset: 0, 0
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index: -1
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default-slider-knob
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rotate: false
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xy: 1, 1
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size: 9, 18
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orig: 9, 18
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offset: 0, 0
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index: -1
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default-round-down
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rotate: false
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xy: 99, 29
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size: 12, 20
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split: 5, 5, 5, 4
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orig: 12, 20
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offset: 0, 0
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index: -1
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default-round
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rotate: false
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xy: 112, 29
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size: 12, 20
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split: 5, 5, 5, 4
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pad: 4, 4, 1, 1
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orig: 12, 20
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offset: 0, 0
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index: -1
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check-off
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rotate: false
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xy: 11, 5
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size: 14, 14
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orig: 14, 14
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offset: 0, 0
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index: -1
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textfield
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rotate: false
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xy: 11, 5
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size: 14, 14
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split: 3, 3, 3, 3
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orig: 14, 14
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offset: 0, 0
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index: -1
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check-on
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rotate: false
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xy: 125, 35
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size: 14, 14
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orig: 14, 14
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offset: 0, 0
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index: -1
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tree-minus
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rotate: false
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xy: 140, 35
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size: 14, 14
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orig: 14, 14
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offset: 0, 0
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index: -1
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tree-plus
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rotate: false
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xy: 155, 35
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size: 14, 14
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orig: 14, 14
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offset: 0, 0
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index: -1
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default-slider
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rotate: false
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xy: 29, 20
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size: 8, 8
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split: 2, 2, 2, 2
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orig: 8, 8
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offset: 0, 0
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index: -1
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default-pane
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rotate: false
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xy: 11, 1
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size: 5, 3
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split: 1, 1, 1, 1
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orig: 5, 3
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offset: 0, 0
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index: -1
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default-rect-pad
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rotate: false
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xy: 11, 1
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size: 5, 3
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split: 1, 1, 1, 1
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orig: 5, 3
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offset: 0, 0
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index: -1
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default-splitpane
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rotate: false
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xy: 17, 1
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size: 5, 3
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split: 0, 5, 0, 0
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orig: 5, 3
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offset: 0, 0
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index: -1
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cursor
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rotate: false
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xy: 23, 1
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size: 3, 3
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split: 1, 1, 1, 1
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orig: 3, 3
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offset: 0, 0
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index: -1
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default-splitpane-vertical
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rotate: false
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xy: 125, 29
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size: 3, 5
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split: 0, 0, 0, 5
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orig: 3, 5
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offset: 0, 0
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index: -1
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default-rect-down
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rotate: false
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xy: 170, 46
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size: 3, 3
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split: 1, 1, 1, 1
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orig: 3, 3
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offset: 0, 0
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index: -1
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default-rect
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rotate: false
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xy: 38, 25
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size: 3, 3
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split: 1, 1, 1, 1
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orig: 3, 3
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offset: 0, 0
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index: -1
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default-select-selection
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rotate: false
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xy: 26, 16
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size: 3, 3
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split: 1, 1, 1, 1
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orig: 3, 3
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offset: 0, 0
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index: -1
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default-pane-noborder
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rotate: false
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xy: 129, 33
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size: 1, 1
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split: 0, 0, 0, 0
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orig: 1, 1
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offset: 0, 0
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index: -1
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selection
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rotate: false
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xy: 170, 44
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size: 1, 1
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orig: 1, 1
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offset: 0, 0
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index: -1
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white
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rotate: false
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xy: 174, 48
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size: 1, 1
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orig: 1, 1
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offset: 0, 0
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index: -1
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