public int loadCubeMap(String[] textures) {
int textureID = GL11.glGenTextures();
GL13.glActiveTexture(GL13.GL_TEXTURE0);
GL11.glBindTexture(GL13.GL_TEXTURE_CUBE_MAP, textureID);
for (int i = 0; i < textures.length; i++) {
TextureData data = decodeTextureFile("res/Textures/" + textures[i] + ".png");
GL11.glTexImage2D(
GL13.GL_TEXTURE_CUBE_MAP_POSITIVE_X + i,
0,
GL11.GL_RGBA,
data.getWidth(),
data.getHeight(),
0,
GL11.GL_RGBA,
GL11.GL_UNSIGNED_BYTE,
data.getBuffer());
}
GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_WRAP_S, GL12.GL_CLAMP_TO_EDGE);
GL11.glTexParameteri(GL13.GL_TEXTURE_CUBE_MAP, GL11.GL_TEXTURE_WRAP_T, GL12.GL_CLAMP_TO_EDGE);
this.textures.add(textureID);
return textureID;
}
private int loadTexture() {
try {
ByteArrayOutputStream os = new ByteArrayOutputStream();
ImageIO.write(asBufferedImage, "png", os);
int textureID = GL11.glGenTextures(); // Generate texture ID
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID); // Bind texture ID
// Setup texture scaling filtering
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
// Send texel data to OpenGL
GL11.glTexImage2D(
GL11.GL_TEXTURE_2D,
0,
GL11.GL_RGBA8,
asBufferedImage.getWidth(),
asBufferedImage.getHeight(),
0,
GL11.GL_RGBA,
GL11.GL_UNSIGNED_BYTE,
asByteBuffer);
// Return the texture ID so we can bind it later again
return textureID;
} catch (IOException e) {
e.printStackTrace();
}
return 0;
}
/**
* <code>setupTexture</code> initializes a new Texture object for use with TextureRenderer.
* Generates a valid gl texture id for this texture and inits the data type for the texture.
*/
public void setupTexture(final Texture tex) {
if (tex.getType() != Type.TwoDimensional) {
throw new IllegalArgumentException("Unsupported type: " + tex.getType());
}
final RenderContext context = ContextManager.getCurrentContext();
final TextureStateRecord record =
(TextureStateRecord) context.getStateRecord(RenderState.StateType.Texture);
// check if we are already setup... if so, throw error.
if (tex.getTextureKey() == null) {
tex.setTextureKey(TextureKey.getRTTKey(tex.getMinificationFilter()));
} else if (tex.getTextureIdForContext(context.getGlContextRep()) != 0) {
throw new Ardor3dException("Texture is already setup and has id.");
}
// Create the texture
final IntBuffer ibuf = BufferUtils.createIntBuffer(1);
GL11.glGenTextures(ibuf);
final int textureId = ibuf.get(0);
tex.setTextureIdForContext(context.getGlContextRep(), textureId);
LwjglTextureStateUtil.doTextureBind(tex, 0, true);
// Initialize our texture with some default data.
final int internalFormat = LwjglTextureUtil.getGLInternalFormat(tex.getTextureStoreFormat());
final int dataFormat =
LwjglTextureUtil.getGLPixelFormatFromStoreFormat(tex.getTextureStoreFormat());
final int pixelDataType =
LwjglTextureUtil.getGLPixelDataType(tex.getRenderedTexturePixelDataType());
GL11.glTexImage2D(
GL11.GL_TEXTURE_2D,
0,
internalFormat,
_width,
_height,
0,
dataFormat,
pixelDataType,
(ByteBuffer) null);
// Setup filtering and wrap
final TextureRecord texRecord = record.getTextureRecord(textureId, tex.getType());
LwjglTextureStateUtil.applyFilter(tex, texRecord, 0, record, context.getCapabilities());
LwjglTextureStateUtil.applyWrap(tex, texRecord, 0, record, context.getCapabilities());
logger.fine("setup pbuffer tex" + textureId + ": " + _width + "," + _height);
}
public GLImage(String _filename) {
try {
BufferedImage image = ImageIO.read(this.getClass().getResource("/textures/" + _filename));
int[] pixels = new int[image.getWidth() * image.getHeight()];
image.getRGB(0, 0, image.getWidth(), image.getHeight(), pixels, 0, image.getWidth());
ByteBuffer buffer =
BufferUtils.createByteBuffer(
image.getWidth() * image.getHeight() * 4); // 4 for RGBA, 3 for RGB
for (int y = 0; y < image.getHeight(); y++) {
for (int x = 0; x < image.getWidth(); x++) {
int pixel = pixels[y * image.getWidth() + x];
buffer.put((byte) ((pixel >> 16) & 0xFF)); // red
buffer.put((byte) ((pixel >> 8) & 0xFF)); // green
buffer.put((byte) (pixel & 0xFF)); // blue
buffer.put((byte) ((pixel >> 24) & 0xFF)); // alpha
}
}
buffer.flip();
this.id = GL11.glGenTextures(); // Generate texture ID
GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.id); // Bind texture ID
// Setup wrap mode
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_CLAMP);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_CLAMP);
// Setup texture scaling filtering
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
// Send texel data to OpenGL
GL11.glTexImage2D(
GL11.GL_TEXTURE_2D,
0,
GL11.GL_RGBA8,
image.getWidth(),
image.getHeight(),
0,
GL11.GL_RGBA,
GL11.GL_UNSIGNED_BYTE,
buffer);
this.width = image.getWidth();
this.height = image.getHeight();
} catch (IOException e) {
e.printStackTrace();
}
}
private void recreate() {
id = GL11.glGenTextures();
GL11.glBindTexture(GL11.GL_TEXTURE_2D, id);
GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, format.bytes);
ByteBuffer data =
BufferUtils.createByteBuffer(size.getWidth() * size.getHeight() * format.bytes);
if (mipmap) {
GLU.gluBuild2DMipmaps(
GL11.GL_TEXTURE_2D,
format.glInternalFormat,
size.getWidth(),
size.getHeight(),
format.glFormat,
GL11.GL_UNSIGNED_BYTE,
data);
} else {
GL11.glTexImage2D(
GL11.GL_TEXTURE_2D,
0,
format.glInternalFormat,
size.getWidth(),
size.getHeight(),
0,
format.glFormat,
GL11.GL_UNSIGNED_BYTE,
data);
}
GLUtil.checkGLError();
for (Texture t : residentTextures) {
RectanglePacker.Rectangle rpr = packer.findRectangle(t.getSourceImage());
if (rpr != null) {
writeToTexture(rpr, t.getSourceImage().getData());
}
}
regenerateMipmaps();
}
public BufferTexture(BufferedImage image) {
int[] pixels = new int[image.getWidth() * image.getHeight()];
image.getRGB(0, 0, image.getWidth(), image.getHeight(), pixels, 0, image.getWidth());
ByteBuffer buffer = BufferUtils.createByteBuffer(image.getWidth() * image.getHeight() * 4);
for (int y = 0; y < image.getHeight(); y++) {
for (int x = 0; x < image.getWidth(); x++) {
int pixel = pixels[(y * image.getWidth()) + x];
buffer.put((byte) ((pixel >> 16) & 0xFF));
buffer.put((byte) ((pixel >> 8) & 0xFF));
buffer.put((byte) (pixel & 0xFF));
buffer.put((byte) ((pixel >> 24) & 0xFF));
}
}
buffer.flip();
this.width = image.getWidth();
this.height = image.getHeight();
this.textureId = GL11.glGenTextures();
GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.textureId);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_CLAMP);
GL11.glTexParameterf(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_CLAMP);
GL11.glTexImage2D(
GL11.GL_TEXTURE_2D,
0,
GL11.GL_RGBA8,
this.width,
this.height,
0,
GL11.GL_RGBA,
GL11.GL_UNSIGNED_BYTE,
buffer);
}
private static void setupRenderTextures() {
glDeleteTextures(dfbTextures);
glGenTextures(dfbTextures);
for (int i = 0; i < colorAttachments; ++i) {
glBindTexture(GL_TEXTURE_2D, dfbTextures.get(i));
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
if (i == 1) { // depth buffer
ByteBuffer buffer = ByteBuffer.allocateDirect(renderWidth * renderHeight * 4 * 4);
glTexImage2D(
GL_TEXTURE_2D,
0,
GL_RGB32F_ARB,
renderWidth,
renderHeight,
0,
GL_RGBA,
GL11.GL_FLOAT,
buffer);
} else {
ByteBuffer buffer = ByteBuffer.allocateDirect(renderWidth * renderHeight * 4);
glTexImage2D(
GL_TEXTURE_2D,
0,
GL_RGBA,
renderWidth,
renderHeight,
0,
GL_RGBA,
GL_UNSIGNED_BYTE,
buffer);
}
}
}
public void glGenTextures(int n, IntBuffer textures) {
GL11.glGenTextures(textures);
}
public static int loadImage(BufferedImage bufferedImage) {
try {
short width = (short) bufferedImage.getWidth();
short height = (short) bufferedImage.getHeight();
// textureLoader.bpp = bufferedImage.getColorModel().hasAlpha() ? (byte)32 : (byte)24;
int bpp = (byte) bufferedImage.getColorModel().getPixelSize();
ByteBuffer byteBuffer;
DataBuffer db = bufferedImage.getData().getDataBuffer();
if (db instanceof DataBufferInt) {
int intI[] = ((DataBufferInt) (bufferedImage.getData().getDataBuffer())).getData();
byte newI[] = new byte[intI.length * 4];
for (int i = 0; i < intI.length; i++) {
byte b[] = intToByteArray(intI[i]);
int newIndex = i * 4;
newI[newIndex] = b[1];
newI[newIndex + 1] = b[2];
newI[newIndex + 2] = b[3];
newI[newIndex + 3] = b[0];
}
byteBuffer =
ByteBuffer.allocateDirect(width * height * (bpp / 8))
.order(ByteOrder.nativeOrder())
.put(newI);
} else {
byteBuffer =
ByteBuffer.allocateDirect(width * height * (bpp / 8))
.order(ByteOrder.nativeOrder())
.put(((DataBufferByte) (bufferedImage.getData().getDataBuffer())).getData());
}
byteBuffer.flip();
int internalFormat = GL11.GL_RGBA8, format = GL11.GL_RGBA;
IntBuffer textureId = BufferUtils.createIntBuffer(1);
;
GL11.glGenTextures(textureId);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureId.get(0));
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL11.GL_CLAMP);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL11.GL_CLAMP);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_LINEAR);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR);
GL11.glTexEnvf(GL11.GL_TEXTURE_ENV, GL11.GL_TEXTURE_ENV_MODE, GL11.GL_MODULATE);
GLU.gluBuild2DMipmaps(
GL11.GL_TEXTURE_2D,
internalFormat,
width,
height,
format,
GL11.GL_UNSIGNED_BYTE,
byteBuffer);
return textureId.get(0);
} catch (Exception e) {
e.printStackTrace();
System.exit(-1);
}
return -1;
}
public void updateTexImageData(Image img, Texture.Type type, int unit) {
int texId = img.getId();
if (texId == -1) {
// create texture
glGenTextures(ib1);
texId = ib1.get(0);
img.setId(texId);
objManager.registerObject(img);
statistics.onNewTexture();
}
// bind texture
int target = convertTextureType(type);
// if (context.boundTextureUnit != unit) {
// glActiveTexture(GL_TEXTURE0 + unit);
// context.boundTextureUnit = unit;
// }
if (context.boundTextures[unit] != img) {
glEnable(target);
glBindTexture(target, texId);
context.boundTextures[unit] = img;
statistics.onTextureUse(img, true);
}
// Check sizes if graphics card doesn't support NPOT
if (!GLContext.getCapabilities().GL_ARB_texture_non_power_of_two) {
if (img.getWidth() != 0 && img.getHeight() != 0) {
if (!FastMath.isPowerOfTwo(img.getWidth()) || !FastMath.isPowerOfTwo(img.getHeight())) {
// Resize texture to Power-of-2 size
MipMapGenerator.resizeToPowerOf2(img);
}
}
}
if (!img.hasMipmaps() && img.isGeneratedMipmapsRequired()) {
// No pregenerated mips available,
// generate from base level if required
// Check if hardware mips are supported
if (GLContext.getCapabilities().OpenGL14) {
glTexParameteri(target, GL14.GL_GENERATE_MIPMAP, GL_TRUE);
} else {
MipMapGenerator.generateMipMaps(img);
}
img.setMipmapsGenerated(true);
} else {
}
if (img.getWidth() > maxTexSize || img.getHeight() > maxTexSize) {
throw new RendererException(
"Cannot upload texture "
+ img
+ ". The maximum supported texture resolution is "
+ maxTexSize);
}
/*
if (target == GL_TEXTURE_CUBE_MAP) {
List<ByteBuffer> data = img.getData();
if (data.size() != 6) {
logger.log(Level.WARNING, "Invalid texture: {0}\n"
+ "Cubemap textures must contain 6 data units.", img);
return;
}
for (int i = 0; i < 6; i++) {
TextureUtil.uploadTexture(img, GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, i, 0, tdc);
}
} else if (target == EXTTextureArray.GL_TEXTURE_2D_ARRAY_EXT) {
List<ByteBuffer> data = img.getData();
// -1 index specifies prepare data for 2D Array
TextureUtil.uploadTexture(img, target, -1, 0, tdc);
for (int i = 0; i < data.size(); i++) {
// upload each slice of 2D array in turn
// this time with the appropriate index
TextureUtil.uploadTexture(img, target, i, 0, tdc);
}
} else {*/
TextureUtil.uploadTexture(img, target, 0, 0);
// }
img.clearUpdateNeeded();
}
@Override
public void writeGPU() {
if (framebuffer != INVALID_BUFFER)
throw new IllegalStateException("Framebuffer already created!");
// Create the color buffer for this renderTexture
textureID = GL11.glGenTextures();
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
GL11.glTexImage2D(
GL11.GL_TEXTURE_2D,
0,
GL11.GL_RGBA8,
width,
height,
0,
GL11.GL_RGBA,
GL11.GL_INT,
(java.nio.ByteBuffer) null); // Create the texture data
if (useEXT) {
framebuffer = EXTFramebufferObject.glGenFramebuffersEXT();
EXTFramebufferObject.glBindFramebufferEXT(
EXTFramebufferObject.GL_FRAMEBUFFER_EXT, framebuffer);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
EXTFramebufferObject.glFramebufferTexture2DEXT(
EXTFramebufferObject.GL_FRAMEBUFFER_EXT,
EXTFramebufferObject.GL_COLOR_ATTACHMENT0_EXT,
GL11.GL_TEXTURE_2D,
textureID,
0);
if (useDepthBuffer) {
depthTarget = GL30.glGenRenderbuffers();
EXTFramebufferObject.glBindRenderbufferEXT(
EXTFramebufferObject.GL_RENDERBUFFER_EXT, depthTarget);
EXTFramebufferObject.glRenderbufferStorageEXT(
EXTFramebufferObject.GL_RENDERBUFFER_EXT,
GL11.GL_DEPTH_COMPONENT,
this.getWidth(),
this.getHeight());
EXTFramebufferObject.glFramebufferRenderbufferEXT(
EXTFramebufferObject.GL_FRAMEBUFFER_EXT,
GL30.GL_DEPTH_ATTACHMENT,
EXTFramebufferObject.GL_RENDERBUFFER_EXT,
depthTarget);
}
if (EXTFramebufferObject.glCheckFramebufferStatusEXT(EXTFramebufferObject.GL_FRAMEBUFFER_EXT)
!= EXTFramebufferObject.GL_FRAMEBUFFER_COMPLETE_EXT) {
System.out.println("ERROR: Framebuffer not complete");
throw new ComputerIsPotatoException("Framebuffer not complete");
}
} else {
framebuffer = GL30.glGenFramebuffers();
GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, framebuffer);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureID);
GL30.glFramebufferTexture2D(
GL30.GL_FRAMEBUFFER, GL30.GL_COLOR_ATTACHMENT0, GL11.GL_TEXTURE_2D, textureID, 0);
if (useDepthBuffer) {
depthTarget = GL30.glGenRenderbuffers();
GL30.glBindRenderbuffer(GL30.GL_RENDERBUFFER, depthTarget);
GL30.glRenderbufferStorage(
GL30.GL_RENDERBUFFER, GL11.GL_DEPTH_COMPONENT, this.getWidth(), this.getHeight());
GL30.glFramebufferRenderbuffer(
GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, GL30.GL_RENDERBUFFER, depthTarget);
}
GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, SCREEN_BUFFER);
if (GL30.glCheckFramebufferStatus(GL30.GL_FRAMEBUFFER) != GL30.GL_FRAMEBUFFER_COMPLETE) {
System.out.println("ERROR: Framebuffer not complete");
throw new ComputerIsPotatoException("Framebuffer not complete");
}
}
GL11.glBindTexture(GL11.GL_TEXTURE_2D, 0);
}
private static int blankTexture(int width, int height) {
int texture = GL11.glGenTextures();
MipmapHelper.setupTexture(texture, width, height, "scratch");
return texture;
}
public DynamicImage createDynamicImage(int width, int height) {
if (width <= 0) {
throw new IllegalArgumentException("width");
}
if (height <= 0) {
throw new IllegalArgumentException("height");
}
if (width > maxTextureSize || height > maxTextureSize) {
getLogger()
.log(
Level.WARNING,
"requested size {0} x {1} exceeds maximum texture size {3}",
new Object[] {width, height, maxTextureSize});
return null;
}
int texWidth = width;
int texHeight = height;
ContextCapabilities caps = GLContext.getCapabilities();
boolean useTextureRectangle = caps.GL_EXT_texture_rectangle || caps.GL_ARB_texture_rectangle;
if (!useTextureRectangle && !caps.GL_ARB_texture_non_power_of_two) {
texWidth = nextPowerOf2(width);
texHeight = nextPowerOf2(height);
}
// ARB and EXT versions use the same enum !
int proxyTarget =
useTextureRectangle
? EXTTextureRectangle.GL_PROXY_TEXTURE_RECTANGLE_EXT
: GL11.GL_PROXY_TEXTURE_2D;
GL11.glTexImage2D(
proxyTarget,
0,
GL11.GL_RGBA,
texWidth,
texHeight,
0,
GL11.GL_RGBA,
GL11.GL_UNSIGNED_BYTE,
(ByteBuffer) null);
ib16.clear();
GL11.glGetTexLevelParameter(proxyTarget, 0, GL11.GL_TEXTURE_WIDTH, ib16);
if (ib16.get(0) != texWidth) {
getLogger()
.log(
Level.WARNING,
"requested size {0} x {1} failed proxy texture test",
new Object[] {texWidth, texHeight});
return null;
}
// ARB and EXT versions use the same enum !
int target =
useTextureRectangle ? EXTTextureRectangle.GL_TEXTURE_RECTANGLE_EXT : GL11.GL_TEXTURE_2D;
int id = GL11.glGenTextures();
GL11.glBindTexture(target, id);
GL11.glTexImage2D(
target,
0,
GL11.GL_RGBA,
texWidth,
texHeight,
0,
GL11.GL_RGBA,
GL11.GL_UNSIGNED_BYTE,
(ByteBuffer) null);
GL11.glTexParameteri(target, GL11.GL_TEXTURE_MAG_FILTER, GL11.GL_NEAREST);
GL11.glTexParameteri(target, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST);
LWJGLDynamicImage image =
new LWJGLDynamicImage(this, target, id, width, height, texWidth, texHeight, Color.WHITE);
dynamicImages.add(image);
return image;
}
private static int genTexture() {
IntBuffer tmp = BufferLogic.createIntBuffer(1);
GL11.glGenTextures(tmp);
return tmp.get(0);
}
/**
* Create a new texture ID
*
* @return A new texture ID
*/
private static int createTextureID() {
glGenTextures(textureIDBuffer);
return textureIDBuffer.get(0);
}