List of usage examples for org.lwjgl.opengl GL11 glGenTextures
public static void glGenTextures(@NativeType("GLuint *") int[] textures)
From source file:a1.gui.GUI_Map.java
License:Open Source License
public void DoCreate() { IntBuffer tt = BufferUtils.createIntBuffer(1); GL11.glGenTextures(tt); LightMap = tt.get(0);/*from w ww . jav a 2 s . co m*/ GL11.glBindTexture(GL11.GL_TEXTURE_2D, LightMap); ByteBuffer bb = BufferUtils.createByteBuffer(1024 * 1024 * 4); GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_RGBA8, 1024, 1024, 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, bb); GL11.glTexParameterf(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); Render2D.CheckError(); }
From source file:betterfonts.GlyphCache.java
License:Open Source License
/** * Allocate a new OpenGL texture for caching pre-rendered glyph images. The new texture is initialized to fully transparent * white so the individual glyphs images within can have a transparent border between them. The new texture remains bound * after returning from the function./*from www .j a v a 2s .com*/ * * @todo use GL_ALPHA4 if anti-alias is turned off for even smaller textures */ private void allocateGlyphCacheTexture() { /* Initialize the background to all white but fully transparent. */ glyphCacheGraphics.clearRect(0, 0, TEXTURE_WIDTH, TEXTURE_HEIGHT); /* Allocate new OpenGL texure */ singleIntBuffer.clear(); GL11.glGenTextures(singleIntBuffer); textureName = singleIntBuffer.get(0); /* Load imageBuffer with pixel data ready for transfer to OpenGL texture */ updateImageBuffer(0, 0, TEXTURE_WIDTH, TEXTURE_HEIGHT); /* * Initialize texture with the now cleared BufferedImage. Using a texture with GL_ALPHA8 internal format may result in * faster rendering since the GPU has to only fetch 1 byte per texel instead of 4 with a regular RGBA texture. */ GL11.glBindTexture(GL11.GL_TEXTURE_2D, textureName); GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_ALPHA8, TEXTURE_WIDTH, TEXTURE_HEIGHT, 0, GL11.GL_RGBA, GL11.GL_UNSIGNED_BYTE, imageBuffer); /* Explicitely disable mipmap support becuase updateTexture() will only update the base level 0 */ 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); }
From source file:com.ardor3d.renderer.lwjgl.LwjglPbufferTextureRenderer.java
License:Open Source License
/** * <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. *///from ww w.ja va 2 s . co m 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); }
From source file:com.ardor3d.renderer.lwjgl.LwjglTextureRenderer.java
License:Open Source License
/** * <code>setupTexture</code> initializes a new Texture object for use with TextureRenderer. Generates a valid OpenGL * texture id for this texture and initializes the data type for the texture. *//*from www . j av a 2s . co m*/ public void setupTexture(final Texture tex) { if (tex.getType() != Type.TwoDimensional && tex.getType() != Type.CubeMap) { throw new IllegalArgumentException("Texture type not supported: " + 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()); if (tex.getType() == Type.TwoDimensional) { GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, internalFormat, _width, _height, 0, dataFormat, pixelDataType, (ByteBuffer) null); } else { for (final Face face : Face.values()) { GL11.glTexImage2D(LwjglTextureStateUtil.getGLCubeMapFace(face), 0, internalFormat, _width, _height, 0, dataFormat, pixelDataType, (ByteBuffer) null); } } // Initialize mipmapping for this texture, if requested if (tex.getMinificationFilter().usesMipMapLevels()) { EXTFramebufferObject.glGenerateMipmapEXT(LwjglTextureStateUtil.getGLType(tex.getType())); } // 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 fbo tex with id " + textureId + ": " + _width + "," + _height); }
From source file:com.ardor3d.scene.state.lwjgl.LwjglTextureStateUtil.java
License:Open Source License
public static void load(final Texture texture, final int unit) { if (texture == null) { return;// w w w . j av a 2 s . c o m } final RenderContext context = ContextManager.getCurrentContext(); if (context == null) { logger.warning("RenderContext is null for texture: " + texture); return; } final ContextCapabilities caps = context.getCapabilities(); final TextureStateRecord record = (TextureStateRecord) context.getStateRecord(StateType.Texture); // Check we are in the right unit if (record != null) { checkAndSetUnit(unit, record, caps); } // Create the texture... // First, look for a texture in the cache just like ours final Texture cached = TextureManager.findCachedTexture(texture.getTextureKey()); if (cached == null) { TextureManager.addToCache(texture); } else { final int textureId = cached.getTextureIdForContext(context.getGlContextRep()); if (textureId != 0) { doTextureBind(cached, unit, false); return; } } // Create a new texture id for this texture final IntBuffer id = BufferUtils.createIntBuffer(1); id.clear(); GL11.glGenTextures(id); final int textureId = id.get(0); // store the new id by our current gl context. texture.setTextureIdForContext(context.getGlContextRep(), textureId); update(texture, unit); }
From source file:com.badlogic.gdx.backends.jglfw.JglfwGL20.java
License:Apache License
public void glGenTextures(int n, IntBuffer textures) { GL11.glGenTextures(textures); }
From source file:com.badlogic.gdx.backends.lwjgl.LwjglGL10.java
License:Apache License
public final void glGenTextures(int n, IntBuffer textures) { GL11.glGenTextures(textures); }
From source file:com.damagedearth.Utilities.Components.TrueTypeFont.java
License:Open Source License
public static int loadImage(BufferedImage bufferedImage) { try {/*from ww w . j av a 2s. c o m*/ 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; }
From source file:com.dbi.games.fortress.engine.graphics.TextureManager.java
public int newTextureID() { GL11.glGenTextures(textureIDBuffer); return textureIDBuffer.get(0); }
From source file:com.dyonovan.tcnodetracker.lib.truetyper.TrueTypeFont.java
License:Open Source License
public static int loadImage(BufferedImage bufferedImage) { try {//from ww w .j a va 2 s . co m 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_NEAREST); GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST); //GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR); //GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_NEAREST); //GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_LINEAR_MIPMAP_LINEAR); //GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST_MIPMAP_LINEAR); //GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_MIN_FILTER, GL11.GL_NEAREST_MIPMAP_NEAREST); 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; }