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taking screenshot

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This commit is contained in:
minjaesong
2019-01-15 16:10:40 +09:00
parent 17b6738308
commit 6a343ae382
7 changed files with 79 additions and 27 deletions
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46
src/com/badlogic/gdx/graphics/PixmapIO2.java
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@@ -11,33 +11,33 @@ import java.io.OutputStream;
*/
public class PixmapIO2 {
public static void writeTGAHappy(FileHandle file, Pixmap pixmap) throws IOException {
// REMEMBER: to the GL's perspective, this game's FBOs are always Y-flipped. //
public static void writeTGAHappy(FileHandle file, Pixmap pixmap, boolean flipY) throws IOException {
OutputStream output = file.write(false);
try {
_writeTGA(output, pixmap, false);
_writeTGA(output, pixmap, false, flipY);
} finally {
StreamUtils.closeQuietly(output);
}
}
public static void writeTGA(FileHandle file, Pixmap pixmap) throws IOException {
public static void writeTGA(FileHandle file, Pixmap pixmap, boolean flipY) throws IOException {
OutputStream output = file.write(false);
try {
_writeTGA(output, pixmap, true);
_writeTGA(output, pixmap, true, flipY);
} finally {
StreamUtils.closeQuietly(output);
}
}
private static void _writeTGA(OutputStream out, Pixmap pixmap, Boolean verbatim) throws IOException {
private static void _writeTGA(OutputStream out, Pixmap pixmap, boolean verbatim, boolean flipY) throws IOException {
byte[] width = toShortLittle(pixmap.getWidth());
byte[] height = toShortLittle(pixmap.getHeight());
byte[] zero = toShortLittle(0);
byte[] zeroalpha = new byte[]{0,0,0,0};
out.write(0); // ID field: empty
out.write(0); // no colour map, but should be ignored anyway as it being unmapped RGB
out.write(2); // 2 means unmapped RGB
@@ -55,16 +55,17 @@ public class PixmapIO2 {
// 1. BGRA order
// 2. Y-Flipped but not X-Flipped
for (int y = pixmap.getHeight() - 1; y >= 0; y--) {
for (int x = 0; x < pixmap.getWidth(); x++) {
int color = pixmap.getPixel(x, y);
// if alpha == 0, write special value instead
if (verbatim && (color & 0xFF) == 0) {
out.write(zeroalpha);
if (!flipY) {
for (int y = pixmap.getHeight() - 1; y >= 0; y--) {
for (int x = 0; x < pixmap.getWidth(); x++) {
writeTga(x, y, verbatim, pixmap, out);
}
else {
out.write(RGBAtoBGRA(color));
}
}
else {
for (int y = 0; y < pixmap.getHeight(); y++) {
for (int x = 0; x < pixmap.getWidth(); x++) {
writeTga(x, y, verbatim, pixmap, out);
}
}
}
@@ -84,6 +85,19 @@ public class PixmapIO2 {
out.close();
}
private static byte[] zeroalpha = new byte[]{0,0,0,0};
private static void writeTga(int x, int y, boolean verbatim, Pixmap pixmap, OutputStream out) throws IOException {
int color = pixmap.getPixel(x, y);
// if alpha == 0, write special value instead
if (verbatim && (color & 0xFF) == 0) {
out.write(zeroalpha);
}
else {
out.write(RGBAtoBGRA(color));
}
}
private static byte[] toShortLittle(int i) {
return new byte[]{
(byte) (i & 0xFF),

2
src/net/torvald/spriteassembler/SpriteAssemblerApp.kt
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@@ -272,7 +272,7 @@ class SpriteAssemblerPreview: Game() {
if (doExport && image != null) {
doExport = false
PixmapIO2.writeTGAHappy(Gdx.files.absolute(exportPath), image)
PixmapIO2.writeTGAHappy(Gdx.files.absolute(exportPath), image, false)
}

27
src/net/torvald/terrarum/AppLoader.java
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@@ -11,6 +11,7 @@ import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.graphics.g2d.TextureRegion;
import com.badlogic.gdx.graphics.glutils.FrameBuffer;
import com.badlogic.gdx.graphics.glutils.ShaderProgram;
import com.badlogic.gdx.utils.ScreenUtils;
import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import com.google.gson.JsonPrimitive;
@@ -140,6 +141,7 @@ public class AppLoader implements ApplicationListener {
private static boolean splashDisplayed = false;
private static boolean postInitFired = false;
private static boolean screenshotRequested = false;
public static LwjglApplicationConfiguration appConfig;
public static GameFontBase fontGame;
@@ -246,10 +248,6 @@ public class AppLoader implements ApplicationListener {
FrameBufferManager.begin(renderFBO);
gdxClearAndSetBlend(.094f, .094f, .094f, 0f);
FrameBufferManager.end();
FrameBufferManager.begin(renderFBO);
setCameraPosition(0, 0);
// draw splash screen when predefined screen is null
@@ -294,6 +292,20 @@ public class AppLoader implements ApplicationListener {
PostProcessor.INSTANCE.draw(camera.combined, renderFBO);
// process screenshot request
if (screenshotRequested) {
screenshotRequested = false;
try {
Pixmap p = ScreenUtils.getFrameBufferPixmap(0, 0, appConfig.width, appConfig.height);
PixmapIO2.writeTGA(Gdx.files.absolute(defaultDir + "/Screenshot.tga"), p, true);
p.dispose();
}
catch (Throwable e) {
e.printStackTrace();
}
}
splashDisplayed = true;
GLOBAL_RENDER_TIMER += 1;
}
@@ -417,13 +429,20 @@ public class AppLoader implements ApplicationListener {
fullscreenQuad.setIndices(new short[]{0, 1, 2, 2, 3, 0});
}
public static void requestScreenshot() {
screenshotRequested = true;
}
// DEFAULT DIRECTORIES //
public static String OSName = System.getProperty("os.name");
public static String OSVersion = System.getProperty("os.version");
public static String operationSystem;
/** %appdata%/Terrarum, without trailing slash */
public static String defaultDir;
/** defaultDir + "/Saves", without trailing slash */
public static String defaultSaveDir;
/** defaultDir + "/config.json" */
public static String configDir;
public static RunningEnvironment environment;

1
src/net/torvald/terrarum/console/CommandDict.kt
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@@ -43,6 +43,7 @@ object CommandDict {
"setscale" to SetScale,
"kill" to KillActor,
"money" to MoneyDisp,
"screenshot" to TakeScreenshot,
// Test codes
"bulletintest" to SetBulletin,

10
src/net/torvald/terrarum/console/CommandInterpreter.kt
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@@ -1,10 +1,11 @@
package net.torvald.terrarum.console
import net.torvald.terrarum.*
import net.torvald.terrarum.ccG
import net.torvald.terrarum.ccW
import net.torvald.terrarum.ccY
import net.torvald.terrarum.langpack.Lang
import java.time.ZonedDateTime
import java.util.ArrayList
import java.util.Formatter
import java.util.*
import java.util.regex.Pattern
/**
@@ -20,7 +21,8 @@ internal object CommandInterpreter {
"getlocale",
"help",
"version",
"tips"
"tips",
"screenshot"
)
internal fun execute(command: String) {

13
src/net/torvald/terrarum/console/TakeScreenshot.kt Normal file
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@@ -0,0 +1,13 @@
package net.torvald.terrarum.console
import net.torvald.terrarum.AppLoader
object TakeScreenshot: ConsoleCommand {
override fun execute(args: Array<String>) {
AppLoader.requestScreenshot()
}
override fun printUsage() {
Echo("Takes screenshot and save it to the default directory as 'screenshot.tga'")
}
}

7
src/net/torvald/terrarum/modulebasegame/IngameRenderer.kt
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@@ -22,7 +22,9 @@ import net.torvald.terrarum.worlddrawer.WorldCamera
import javax.swing.JFileChooser
/**
* This will be rendered to a postprocessor FBO
* This will be rendered to a postprocessor FBO.
*
* For the entire render path, see AppLoader.
*/
object IngameRenderer {
/** for non-private use, use with care! */
@@ -282,7 +284,8 @@ object IngameRenderer {
if (fileChooser.selectedFile != null) {
fboRGB.inAction(null, null) {
val p = ScreenUtils.getFrameBufferPixmap(0, 0, fboRGB.width, fboRGB.height)
PixmapIO2.writeTGA(Gdx.files.absolute(fileChooser.selectedFile.absolutePath), p)
PixmapIO2.writeTGA(Gdx.files.absolute(fileChooser.selectedFile.absolutePath), p, false)
p.dispose()
}
}
}