diff options
Diffstat (limited to 'src/jogl')
-rw-r--r-- | src/jogl/classes/com/jogamp/opengl/util/texture/Texture.java | 51 |
1 files changed, 29 insertions, 22 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/util/texture/Texture.java b/src/jogl/classes/com/jogamp/opengl/util/texture/Texture.java index 18a7527b6..bdaa2d792 100644 --- a/src/jogl/classes/com/jogamp/opengl/util/texture/Texture.java +++ b/src/jogl/classes/com/jogamp/opengl/util/texture/Texture.java @@ -163,8 +163,10 @@ import com.jogamp.opengl.util.texture.spi.*; * @author Chris Campbell, Kenneth Russell, et.al. */ public class Texture { - /** The GL target type. */ + /** The GL target type for this texture. */ private int target; + /** The image GL target type for this texture, or its sub-components if cubemap. */ + private int imageTarget; /** The GL texture ID. */ private int texID; /** The width of the texture. */ @@ -190,7 +192,8 @@ public class Texture { @Override public String toString() { - return "Texture[target 0x"+Integer.toHexString(target)+", name "+texID+", "+ + final String targetS = target == imageTarget ? Integer.toHexString(target) : Integer.toHexString(target) + " - image "+Integer.toHexString(imageTarget); + return "Texture[target "+targetS+", name "+texID+", "+ imgWidth+"/"+texWidth+" x "+imgHeight+"/"+texHeight+", y-flip "+mustFlipVertically+ ", "+estimatedMemorySize+" bytes]"; } @@ -206,7 +209,9 @@ public class Texture { private static final boolean disableTexRect = Debug.isPropertyDefined("jogl.texture.notexrect", true); public Texture(final GL gl, final TextureData data) throws GLException { - texID = 0; + this.texID = 0; + this.target = 0; + this.imageTarget = 0; updateImage(gl, data); } @@ -217,8 +222,9 @@ public class Texture { * GL2.GL_TEXTURE_RECTANGLE */ public Texture(final int target) { - texID = 0; + this.texID = 0; this.target = target; + this.imageTarget = target; } /** @@ -250,11 +256,14 @@ public class Texture { final boolean mustFlipVertically) { this.texID = textureID; this.target = target; + this.imageTarget = target; this.mustFlipVertically = mustFlipVertically; this.texWidth = texWidth; this.texHeight = texHeight; - aspectRatio = (float) imgWidth / (float) imgHeight; - setImageSize(imgWidth, imgHeight, target); + this.aspectRatio = (float) imgWidth / (float) imgHeight; + this.imgWidth = imgWidth; + this.imgHeight = imgHeight; + this.updateTexCoords(); } /** @@ -344,8 +353,6 @@ public class Texture { /** * Returns the OpenGL "target" of this texture. - * - * @return the OpenGL target of this texture * @see com.jogamp.opengl.GL#GL_TEXTURE_2D * @see com.jogamp.opengl.GL2#GL_TEXTURE_RECTANGLE_ARB */ @@ -354,6 +361,15 @@ public class Texture { } /** + * Returns the image OpenGL "target" of this texture, or its sub-components if cubemap. + * @see com.jogamp.opengl.GL#GL_TEXTURE_2D + * @see com.jogamp.opengl.GL2#GL_TEXTURE_RECTANGLE_ARB + */ + public int getImageTarget() { + return imageTarget; + } + + /** * Returns the width of the allocated OpenGL texture in pixels. * Note that the texture width will be greater than or equal to the * width of the image contained within. @@ -438,7 +454,7 @@ public class Texture { * @return the texture coordinates corresponding to the specified sub-image */ public TextureCoords getSubImageTexCoords(final int x1, final int y1, final int x2, final int y2) { - if (target == GL2.GL_TEXTURE_RECTANGLE_ARB) { + if (GL2.GL_TEXTURE_RECTANGLE_ARB == imageTarget) { if (mustFlipVertically) { return new TextureCoords(x1, texHeight - y1, x2, texHeight - y2); } else { @@ -616,17 +632,17 @@ public class Texture { texHeight = nextPowerOfTwo(imgHeight); texTarget = GL.GL_TEXTURE_2D; } - texParamTarget = texTarget; - setImageSize(imgWidth, imgHeight, texTarget); + imageTarget = texTarget; + updateTexCoords(); if (targetOverride != 0) { // Allow user to override auto detection and skip bind step (for // cubemap construction) - texTarget = targetOverride; if (this.target == 0) { throw new GLException("Override of target failed; no target specified yet"); } + texTarget = targetOverride; texParamTarget = this.target; gl.glBindTexture(texParamTarget, texID); } else { @@ -977,17 +993,8 @@ public class Texture { return ret; } - /** - * Updates the actual image dimensions; usually only called from - * <code>updateImage</code>. - */ - private void setImageSize(final int width, final int height, final int target) { - imgWidth = width; - imgHeight = height; - updateTexCoords(); - } private void updateTexCoords() { - if (target == GL2.GL_TEXTURE_RECTANGLE_ARB) { + if ( GL2.GL_TEXTURE_RECTANGLE_ARB == imageTarget ) { if (mustFlipVertically) { coords = new TextureCoords(0, imgHeight, imgWidth, 0); } else { |