diff --git a/src/java/org/lwjgl/opengl/Pbuffer.java b/src/java/org/lwjgl/opengl/Pbuffer.java index d700a162..f7afc016 100644 --- a/src/java/org/lwjgl/opengl/Pbuffer.java +++ b/src/java/org/lwjgl/opengl/Pbuffer.java @@ -34,33 +34,124 @@ package org.lwjgl.opengl; import org.lwjgl.Sys; +import java.nio.IntBuffer; + /** * $Id$ - * + *

* Pbuffer encapsulates an OpenGL pbuffer. - * - * Each instance of GL is only valid in the thread that creates it. - * In addition, only one instance of an OpenGL window or Pbuffer may be - * the current GL context in any one thread. To make a GL instance the - * current context, use makeCurrent(). + *

+ * Each instance of GL is only valid in the thread that creates it. In addition, only one instance of an OpenGL window or + * Pbuffer may be the current GL context in any one thread. To make a GL instance the current context, use makeCurrent(). * * @author elias_naur * @version $Revision$ */ public final class Pbuffer { - - public static final int PBUFFER_SUPPORTED = 1; - /** Current Pbuffer */ - private static Pbuffer currentBuffer = null; + /** + * Indicates that Pbuffers can be created. + */ + public static final int PBUFFER_SUPPORTED = 1 << 0; - /** Handle to the native GL rendering context */ + /** + * Indicates that Pbuffers can be used as render-textures. + */ + public static final int RENDER_TEXTURE_SUPPORTED = 1 << 1; + + /** + * Indicates that Pbuffers can be used as non-power-of-two render-textures. + */ + public static final int RENDER_TEXTURE_RECTANGLE_SUPPORTED = 1 << 2; + + /** + * Indicates that Pbuffers can be used as depth render-textures. + */ + public static final int RENDER_DEPTH_TEXTURE_SUPPORTED = 1 << 3; + + /** + * The render-to-texture mipmap level attribute. + */ + public static final int MIPMAP_LEVEL = RenderTexture.WGL_MIPMAP_LEVEL_ARB; + + /** + * The render-to-texture cube map face attribute. + */ + public static final int CUBE_MAP_FACE = RenderTexture.WGL_CUBE_MAP_FACE_ARB; + + /** + * The render-to-texture cube map positive X face value. + */ + public static final int TEXTURE_CUBE_MAP_POSITIVE_X = RenderTexture.WGL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB; + + /** + * The render-to-texture cube map negative X face value. + */ + public static final int TEXTURE_CUBE_MAP_NEGATIVE_X = RenderTexture.WGL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB; + + /** + * The render-to-texture cube map positive Y face value. + */ + public static final int TEXTURE_CUBE_MAP_POSITIVE_Y = RenderTexture.WGL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB; + + /** + * The render-to-texture cube map negative Y face value. + */ + public static final int TEXTURE_CUBE_MAP_NEGATIVE_Y = RenderTexture.WGL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB; + + /** + * The render-to-texture cube map positive Z face value. + */ + public static final int TEXTURE_CUBE_MAP_POSITIVE_Z = RenderTexture.WGL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB; + + /** + * The render-to-texture cube map negative Z face value. + */ + public static final int TEXTURE_CUBE_MAP_NEGATIVE_Z = RenderTexture.WGL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB; + + /** + * The Pbuffer front left buffer. + */ + public static final int FRONT_LEFT_BUFFER = RenderTexture.WGL_FRONT_LEFT_ARB; + + /** + * The Pbuffer front right buffer. + */ + public static final int FRONT_RIGHT_BUFFER = RenderTexture.WGL_FRONT_RIGHT_ARB; + + /** + * The Pbuffer back left buffer. + */ + public static final int BACK_LEFT_BUFFER = RenderTexture.WGL_BACK_LEFT_ARB; + + /** + * The Pbuffer back right buffer. + */ + public static final int BACK_RIGHT_BUFFER = RenderTexture.WGL_BACK_RIGHT_ARB; + + /** + * The Pbuffer depth buffer. + */ + public static final int DEPTH_BUFFER = RenderTexture.WGL_DEPTH_COMPONENT_NV; + + /** + * Current Pbuffer + */ + private static Pbuffer currentBuffer; + + /** + * Handle to the native GL rendering context + */ private final int handle; - /** Width */ + /** + * Width + */ private final int width; - /** Height */ + /** + * Height + */ private final int height; static { @@ -68,37 +159,47 @@ public final class Pbuffer { } /** - * Construct an instance of a Pbuffer. If this fails then an Exception will be thrown. - * The buffer is single-buffered. + * Construct an instance of a Pbuffer. If this fails then an Exception will be thrown. The buffer is single-buffered. + *

+ * NOTE: An OpenGL window must be created before a Pbuffer can be created. The Pbuffer will have its own context that shares + * display lists and textures with the OpenGL window context, but it will have its own OpenGL state. Therefore, state changes + * to a pbuffer will not be seen in the window context and vice versa. + *

+ * NOTE: Some OpenGL implementations requires the shared contexts to use the same pixel format. So if possible, use the same + * bpp, alpha, depth and stencil values used to create the main window. + *

+ * The renderTexture parameter defines the necessary state for enabling render-to-texture. When this parameter is null, + * render-to-texture is not available. Before using render-to-texture, the Pbuffer capabilities must be queried to ensure that + * it is supported. * - * NOTE: An OpenGL window must be created before a Pbuffer can be created. The Pbuffer will - * have its own context that shares display lists and textures with the OpenGL window context, - * but it will have its own OpenGL state. Therefore, state changes to a pbuffer will not be seen - * in the window context and vice versa. - * - * NOTE: Some OpenGL implementations requires the shared contexts to use the same pixel format. - * So if possible, use the same bpp, alpha, depth and stencil values used to create the main window. - * - * @param width Pbuffer width - * @param height Pbuffer height - * @param bpp Minimum bits per pixel - * @param alpha Minimum bits per pixel in alpha buffer - * @param depth Minimum bits per pixel in depth buffer - * @param stencil Minimum bits per pixel in stencil buffer - * @param samples Minimum samples in multisample buffer (corresponds to GL_SAMPLES_ARB in GL_ARB_multisample spec). - Pass 0 to disable multisampling. This parameter is ignored if GL_ARB_multisample is not supported. + * @param width Pbuffer width + * @param height Pbuffer height + * @param bpp Minimum bits per pixel + * @param alpha Minimum bits per pixel in alpha buffer + * @param depth Minimum bits per pixel in depth buffer + * @param stencil Minimum bits per pixel in stencil buffer + * @param samples Minimum samples in multisample buffer (corresponds to GL_SAMPLES_ARB in GL_ARB_multisample spec). Pass + * 0 to disable multisampling. This parameter is ignored if GL_ARB_multisample is not supported. + * @param renderTexture */ - public Pbuffer(int width, int height, int bpp, int alpha, int depth, int stencil, int samples) throws Exception { + public Pbuffer(int width, int height, int bpp, int alpha, int depth, int stencil, int samples, RenderTexture renderTexture) throws Exception { this.width = width; this.height = height; - handle = nCreate(width, height, bpp, alpha, depth, stencil, samples); + + if ( renderTexture == null ) + handle = nCreate(width, height, bpp, alpha, depth, stencil, samples, null, 0, null, 0); + else + handle = nCreate(width, height, + bpp, alpha, depth, stencil, + samples, + renderTexture.pixelFormatCaps, renderTexture.pixelFormatCaps.limit(), + renderTexture.pBufferAttribs, renderTexture.pBufferAttribs.limit()); } /** - * Method to test for validity of the buffer. If this function returns true, - * the buffer contents is lost. The buffer can still be used, but the results are undefined. - * The application is expected to release the buffer if needed, destroy it and recreate a new - * buffer. + * Method to test for validity of the buffer. If this function returns true, the buffer contents is lost. The buffer can still + * be used, but the results are undefined. The application is expected to release the buffer if needed, destroy it and recreate + * a new buffer. * * @return true if the buffer is lost and destroyed, false if the buffer is valid. */ @@ -109,11 +210,10 @@ public final class Pbuffer { /** * Native method to test for buffer integrity */ - private native static boolean nIsBufferLost(int handle); + private static native boolean nIsBufferLost(int handle); /** - * Method to make the Pbuffer context current. All subsequent OpenGL - * calls will go to this buffer. + * Method to make the Pbuffer context current. All subsequent OpenGL calls will go to this buffer. */ public synchronized void makeCurrent() { currentBuffer = this; @@ -124,11 +224,10 @@ public final class Pbuffer { /** * Native method to make a pbuffer current. */ - private native static void nMakeCurrent(int handle); + private static native void nMakeCurrent(int handle); /** - * Gets the Pbuffer capabilities. Only the flag PBUFFER_SUPPORTED is - * available, and indicates that Pbuffers can be created. + * Gets the Pbuffer capabilities. * * @return a bitmask of Pbuffer capabilities. */ @@ -137,18 +236,15 @@ public final class Pbuffer { /** * Native method to create a Pbuffer */ - private native static int nCreate( - int width, - int height, - int bpp, - int alpha, - int depth, - int stencil, - int samples) throws Exception; + private static native int nCreate(int width, int height, + int bpp, int alpha, int depth, int stencil, + int samples, + IntBuffer pixelFormatCaps, int pixelFormatCapsSize, + IntBuffer pBufferAttribs, int pBufferAttribsSize) throws Exception; /** - * Destroys the Pbuffer. After this call, there will be no valid GL rendering context - - * regardless of whether this Pbuffer was the current rendering context or not. + * Destroys the Pbuffer. After this call, there will be no valid GL rendering context - regardless of whether this Pbuffer was + * the current rendering context or not. */ public synchronized void destroy() { makeCurrent(); @@ -159,21 +255,67 @@ public final class Pbuffer { /** * Natively destroy any GL-related stuff */ - private native static void nDestroy(int handle); - + private static native void nDestroy(int handle); + + // ----------------------------------------------------------------------------------------- + // ------------------------------- Render-to-Texture Methods ------------------------------- + // ----------------------------------------------------------------------------------------- + + /** + * Sets a render-to-texture attribute. + *

+ * The attrib parameter can be one of MIPMAP_LEVEL and CUBE_MAP_FACE. When the attrib parameter is CUBE_MAP_FACE then the value + * parameter can be on of the following: + *

+ * TEXTURE_CUBE_MAP_POSITIVE_X TEXTURE_CUBE_MAP_NEGATIVE_X TEXTURE_CUBE_MAP_POSITIVE_Y TEXTURE_CUBE_MAP_NEGATIVE_Y + * TEXTURE_CUBE_MAP_POSITIVE_Z TEXTURE_CUBE_MAP_NEGATIVE_Z + * + * @param attrib + * @param value + */ + public synchronized void setAttrib(int attrib, int value) { + nSetAttrib(handle, attrib, value); + } + + private static native void nSetAttrib(int handle, int attrib, int value); + + /** + * Binds the currently bound texture to the buffer specified. The buffer can be one of the following: + *

+ * FRONT_LEFT_BUFFER FRONT_RIGHT_BUFFER BACK_LEFT_BUFFER BACK_RIGHT_BUFFER DEPTH_BUFFER + * + * @param buffer + */ + public synchronized void bindTexImage(int buffer) { + nBindTexImage(handle, buffer); + } + + private static native void nBindTexImage(int handle, int buffer); + + /** + * Releases the currently bound texture from the buffer specified. + * + * @param buffer + */ + public synchronized void releaseTexImage(int buffer) { + nReleaseTexImage(handle, buffer); + } + + private static native void nReleaseTexImage(int handle, int buffer); + /** * @return Returns the height. */ public int getHeight() { return height; } - + /** * @return Returns the width. */ public int getWidth() { return width; } - - + + } diff --git a/src/java/org/lwjgl/opengl/RenderTexture.java b/src/java/org/lwjgl/opengl/RenderTexture.java new file mode 100644 index 00000000..eed7b6e1 --- /dev/null +++ b/src/java/org/lwjgl/opengl/RenderTexture.java @@ -0,0 +1,268 @@ +/* + * Copyright (c) 2002 Lightweight Java Game Library Project + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * * Neither the name of 'Light Weight Java Game Library' nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +/* + * Created by LWJGL. + * User: spasi + * Date: 2004-03-01 + * Time: 23:24:38 + */ +package org.lwjgl.opengl; + +import org.lwjgl.BufferUtils; + +import java.nio.IntBuffer; + +/** + * This class represents the state necessary for render-to-texture. + */ +public final class RenderTexture { + + // ---------------------------------------------------------------------------------- + // ----------------------------- WGL_ARB_render_texture ----------------------------- + // ---------------------------------------------------------------------------------- + + /* + Accepted by the parameter of wglGetPixelFormatAttribivARB, + wglGetPixelFormatAttribfvARB, and the and + parameters of wglChoosePixelFormatARB: + */ + private static final int WGL_BIND_TO_TEXTURE_RGB_ARB = 0x2070; + private static final int WGL_BIND_TO_TEXTURE_RGBA_ARB = 0x2071; + + /* + Accepted by the parameter of wglCreatePbufferARB and + by the parameter of wglQueryPbufferARB: + */ + private static final int WGL_TEXTURE_FORMAT_ARB = 0x2072; + private static final int WGL_TEXTURE_TARGET_ARB = 0x2073; + private static final int WGL_MIPMAP_TEXTURE_ARB = 0x2074; + + /* + Accepted as a value in the parameter of + wglCreatePbufferARB and returned in the value parameter of + wglQueryPbufferARB when is WGL_TEXTURE_FORMAT_ARB: + */ + private static final int WGL_TEXTURE_RGB_ARB = 0x2075; + private static final int WGL_TEXTURE_RGBA_ARB = 0x2076; + + /* + Accepted as a value in the parameter of + wglCreatePbufferARB and returned in the value parameter of + wglQueryPbufferARB when is WGL_TEXTURE_TARGET_ARB: + */ + private static final int WGL_TEXTURE_CUBE_MAP_ARB = 0x2078; + private static final int WGL_TEXTURE_1D_ARB = 0x2079; + private static final int WGL_TEXTURE_2D_ARB = 0x207A; + private static final int WGL_NO_TEXTURE_ARB = 0x2077; + + /* + Accepted by the parameter of wglSetPbufferAttribARB and + by the parameter of wglQueryPbufferARB: + */ + static final int WGL_MIPMAP_LEVEL_ARB = 0x207B; + static final int WGL_CUBE_MAP_FACE_ARB = 0x207C; + + /* + Accepted as a value in the parameter of + wglSetPbufferAttribARB and returned in the value parameter of + wglQueryPbufferARB when is WGL_CUBE_MAP_FACE_ARB: + */ + static final int WGL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB = 0x207D; + static final int WGL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB = 0x207E; + static final int WGL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB = 0x207F; + static final int WGL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB = 0x2080; + static final int WGL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB = 0x2081; + static final int WGL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB = 0x2082; + + /* + Accepted by the parameter of wglBindTexImageARB and + wglReleaseTexImageARB: + */ + static final int WGL_FRONT_LEFT_ARB = 0x2083; + static final int WGL_FRONT_RIGHT_ARB = 0x2084; + static final int WGL_BACK_LEFT_ARB = 0x2085; + static final int WGL_BACK_RIGHT_ARB = 0x2086; + + /* + private static final int WGL_AUX0_ARB = 0x2087; + private static final int WGL_AUX1_ARB = 0x2088; + private static final int WGL_AUX2_ARB = 0x2089; + private static final int WGL_AUX3_ARB = 0x208A; + private static final int WGL_AUX4_ARB = 0x208B; + private static final int WGL_AUX5_ARB = 0x208C; + private static final int WGL_AUX6_ARB = 0x208D; + private static final int WGL_AUX7_ARB = 0x208E; + private static final int WGL_AUX8_ARB = 0x208F; + private static final int WGL_AUX9_ARB = 0x2090; + */ + + // ------------------------------------------------------------------------------------------- + // ----------------------------- WGL_NV_render_texture_rectangle ----------------------------- + // ------------------------------------------------------------------------------------------- + + /* + Accepted by the parameter of wglGetPixelFormatAttribivARB, + wglGetPixelFormatAttribfvARB, and the and + parameters of wglChoosePixelFormatARB: + */ + private static final int WGL_BIND_TO_TEXTURE_RECTANGLE_RGB_NV = 0x20A0; + private static final int WGL_BIND_TO_TEXTURE_RECTANGLE_RGBA_NV = 0x20A1; + + /* + Accepted as a value in the parameter of wglCreatePbufferARB + and returned in the value parameter of wglQueryPbufferARB when + is WGL_TEXTURE_TARGET_ARB: + */ + private static final int WGL_TEXTURE_RECTANGLE_NV = 0x20A2; + + // --------------------------------------------------------------------------------------- + // ----------------------------- WGL_NV_render_depth_texture ----------------------------- + // --------------------------------------------------------------------------------------- + + /* + Accepted by the parameter of wglGetPixelFormatAttribivARB, + wglGetPixelFormatAttribfvARB, and the and + parameters of wglChoosePixelFormatARB: + */ + private static final int WGL_BIND_TO_TEXTURE_DEPTH_NV = 0x20A3; + private static final int WGL_BIND_TO_TEXTURE_RECTANGLE_DEPTH_NV = 0x20A4; + + /* + Accepted by the parameter of wglCreatePbufferARB and + by the parameter of wglQueryPbufferARB: + */ + private static final int WGL_DEPTH_TEXTURE_FORMAT_NV = 0x20A5; + + /* + Accepted as a value in the parameter of wglCreatePbufferARB + and returned in the value parameter of wglQueryPbufferARB when + is WGL_DEPTH_TEXTURE_FORMAT_NV: + */ + private static final int WGL_TEXTURE_DEPTH_COMPONENT_NV = 0x20A6; + + /* + Accepted by the parameter of wglBindTexImageARB: + */ + static final int WGL_DEPTH_COMPONENT_NV = 0x20A7; + + /** + * The TEXTURE_1D target. + */ + public static final int RENDER_TEXTURE_1D = WGL_TEXTURE_1D_ARB; + + /** + * The TEXTURE_2D target. + */ + public static final int RENDER_TEXTURE_2D = WGL_TEXTURE_2D_ARB; + + /** + * The TEXTURE_RECTANGLE target. + */ + public static final int RENDER_TEXTURE_RECTANGLE = WGL_TEXTURE_RECTANGLE_NV; + + /** + * The TEXTURE_CUBE_MAP target. + */ + public static final int RENDER_TEXTURE_CUBE_MAP = WGL_TEXTURE_CUBE_MAP_ARB; + + IntBuffer pixelFormatCaps; + IntBuffer pBufferAttribs; + + /** + * Creates a RenderTexture object for enabling render-to-texture on a P-buffer. + *

+ * NOTE: Only one of useRGB and useRGBA can be true at the same time. + *

+ * NOTE: useRGB(A) and useDepth can be true at the same time, thus allowing two different render textures. + *

+ * NOTE: The target parameter can be one of the following: + *

+ * RENDER_TEXTURE_1D + * RENDER_TEXTURE_2D + * RENDER_TEXTURE_RECTANGLE + * RENDER_TEXTURE_CUBE_MAP + * + * @param useRGB - When true the P-buffer can be used as an RGB render texture. + * @param useRGBA - When true the P-buffer can be used as an RGBA render texture. + * @param useDepth - When true the P-buffer can be used as a depth render texture. + * @param isRectangle - When true rectangle textures will be allowed on the P-buffer. + * @param target - The texture target of the render texture. + * @param mipmaps - How many mipmap levels to allocate on the P-buffer. + */ + public RenderTexture(boolean useRGB, boolean useRGBA, boolean useDepth, boolean isRectangle, int target, int mipmaps) { + if ( useRGB && useRGBA ) + throw new IllegalArgumentException("A RenderTexture can't be both RGB and RGBA."); + + if ( mipmaps < 0 ) + throw new IllegalArgumentException("The mipmap levels can't be negative."); + + if ( isRectangle && target != RENDER_TEXTURE_RECTANGLE ) + throw new IllegalArgumentException("When the RenderTexture is rectangle the target must be RENDER_TEXTURE_RECTANGLE."); + + pixelFormatCaps = BufferUtils.createIntBuffer(4); + pBufferAttribs = BufferUtils.createIntBuffer(8); + + if ( useRGB ) { + pixelFormatCaps.put(isRectangle ? WGL_BIND_TO_TEXTURE_RECTANGLE_RGB_NV : WGL_BIND_TO_TEXTURE_RGB_ARB); + pixelFormatCaps.put(GL11.GL_TRUE); + + pBufferAttribs.put(WGL_TEXTURE_FORMAT_ARB); + pBufferAttribs.put(WGL_TEXTURE_RGB_ARB); + } else if ( useRGBA ) { + pixelFormatCaps.put(isRectangle ? WGL_BIND_TO_TEXTURE_RECTANGLE_RGBA_NV : WGL_BIND_TO_TEXTURE_RGBA_ARB); + pixelFormatCaps.put(GL11.GL_TRUE); + + pBufferAttribs.put(WGL_TEXTURE_FORMAT_ARB); + pBufferAttribs.put(WGL_TEXTURE_RGBA_ARB); + } + + if ( useDepth ) { + pixelFormatCaps.put(isRectangle ? WGL_BIND_TO_TEXTURE_RECTANGLE_DEPTH_NV : WGL_BIND_TO_TEXTURE_DEPTH_NV); + pixelFormatCaps.put(GL11.GL_TRUE); + + pBufferAttribs.put(WGL_DEPTH_TEXTURE_FORMAT_NV); + pBufferAttribs.put(WGL_TEXTURE_DEPTH_COMPONENT_NV); + } + + pBufferAttribs.put(WGL_TEXTURE_TARGET_ARB); + pBufferAttribs.put(target); + + if ( mipmaps != 0 ) { + pBufferAttribs.put(WGL_MIPMAP_TEXTURE_ARB); + pBufferAttribs.put(mipmaps); + } + + pixelFormatCaps.flip(); + pBufferAttribs.flip(); + } + +} \ No newline at end of file diff --git a/src/native/common/org_lwjgl_opengl_Pbuffer.h b/src/native/common/org_lwjgl_opengl_Pbuffer.h index 159a391e..4495f942 100644 --- a/src/native/common/org_lwjgl_opengl_Pbuffer.h +++ b/src/native/common/org_lwjgl_opengl_Pbuffer.h @@ -8,7 +8,17 @@ extern "C" { #endif #undef org_lwjgl_opengl_Pbuffer_PBUFFER_SUPPORTED -#define org_lwjgl_opengl_Pbuffer_PBUFFER_SUPPORTED 1L +#define org_lwjgl_opengl_Pbuffer_PBUFFER_SUPPORTED 1 << 0 + +#undef org_lwjgl_opengl_Pbuffer_RENDER_TEXTURE_SUPPORTED +#define org_lwjgl_opengl_Pbuffer_RENDER_TEXTURE_SUPPORTED 1 << 1 + +#undef org_lwjgl_opengl_Pbuffer_RENDER_TEXTURE_RECTANGLE_SUPPORTED +#define org_lwjgl_opengl_Pbuffer_RENDER_TEXTURE_RECTANGLE_SUPPORTED 1 << 2 + +#undef org_lwjgl_opengl_Pbuffer_RENDER_DEPTH_TEXTURE_SUPPORTED +#define org_lwjgl_opengl_Pbuffer_RENDER_DEPTH_TEXTURE_SUPPORTED 1 << 3 + /* Inaccessible static: currentBuffer */ /* * Class: org_lwjgl_opengl_Pbuffer @@ -37,10 +47,9 @@ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_getPbufferCaps /* * Class: org_lwjgl_opengl_Pbuffer * Method: nCreate - * Signature: (IIIIIII)I */ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate - (JNIEnv *, jclass, jint, jint, jint, jint, jint, jint, jint); + (JNIEnv *, jclass, jint, jint, jint, jint, jint, jint, jint, jobject, jint, jobject, jint); /* * Class: org_lwjgl_opengl_Pbuffer @@ -50,6 +59,30 @@ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nDestroy (JNIEnv *, jclass, jint); +/* + * Class: org_lwjgl_opengl_Pbuffer + * Method: nSetAttrib + * Signature: (III)V + */ +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nSetAttrib + (JNIEnv *, jclass, jint, jint, jint); + +/* + * Class: org_lwjgl_opengl_Pbuffer + * Method: nBindTexImage + * Signature: (III)V + */ +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nBindTexImage + (JNIEnv *, jclass, jint, jint); + +/* + * Class: org_lwjgl_opengl_Pbuffer + * Method: nReleaseTexImage + * Signature: (III)V + */ +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nReleaseTexImage + (JNIEnv *, jclass, jint, jint); + #ifdef __cplusplus } #endif diff --git a/src/native/linux/org_lwjgl_opengl_Pbuffer.cpp b/src/native/linux/org_lwjgl_opengl_Pbuffer.cpp index d7fae932..fbac1fdf 100644 --- a/src/native/linux/org_lwjgl_opengl_Pbuffer.cpp +++ b/src/native/linux/org_lwjgl_opengl_Pbuffer.cpp @@ -77,11 +77,15 @@ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_getPbufferCaps /* * Class: org_lwjgl_opengl_Pbuffer * Method: nCreate - * Signature: (IIII)I */ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate - (JNIEnv *env, jclass clazz, jint width, jint height, jint bpp, jint alpha, jint depth, jint stencil, jint samples) + (JNIEnv *env, jclass clazz, + jint width, jint height, + jint bpp, jint alpha, jint depth, jint stencil, + jint samples, + jobject pixelFormatCaps, jint pixelFormatCapsSize, jobject pBufferAttribs, jint pBufferAttribsSize) { + int bpe = convertToBPE(bpp); int attrib_list[] = {GLX_RENDER_TYPE, GLX_RGBA_BIT, GLX_DOUBLEBUFFER, False, @@ -177,3 +181,21 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nDestroy glXDestroyContext(getCurrentDisplay(), context); free(buffer_info); } + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nSetAttrib + (JNIEnv *env, jclass clazz, jint handle, jint attrib, jint value) +{ + throwException(env, "The render-to-texture extension is not supported."); +} + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nBindTexImage + (JNIEnv *env, jclass clazz, jint handle, jint buffer) +{ + throwException(env, "The render-to-texture extension is not supported."); +} + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nReleaseTexImage + (JNIEnv *env, jclass clazz, jint handle, jint buffer) +{ + throwException(env, "The render-to-texture extension is not supported."); +} \ No newline at end of file diff --git a/src/native/macosx/org_lwjgl_opengl_Pbuffer.cpp b/src/native/macosx/org_lwjgl_opengl_Pbuffer.cpp index fbab57dc..b120105f 100644 --- a/src/native/macosx/org_lwjgl_opengl_Pbuffer.cpp +++ b/src/native/macosx/org_lwjgl_opengl_Pbuffer.cpp @@ -1,35 +1,35 @@ -/* +/* * Copyright (c) 2002 Light Weight Java Game Library Project * All rights reserved. - * + * * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are + * modification, are permitted provided that the following conditions are * met: - * - * * Redistributions of source code must retain the above copyright + * + * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - * * Neither the name of 'Light Weight Java Game Library' nor the names of - * its contributors may be used to endorse or promote products derived + * * Neither the name of 'Light Weight Java Game Library' nor the names of + * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. - * + * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ - + /** * $Id$ * @@ -65,7 +65,17 @@ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_getPbufferCaps(JNIEnv *env, return 0; } -JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate(JNIEnv *env, jclass clazz, jint width, jint height, jint bpp, jint alpha, jint depth, jint stencil, jint samples) { +/* + * Class: org_lwjgl_opengl_Pbuffer + * Method: nCreate + */ +JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate + (JNIEnv *env, jclass clazz, + jint width, jint height, + jint bpp, jint alpha, jint depth, jint stencil, + jint samples, + jobject pixelFormatCaps, jint pixelFormatCapsSize, jobject pBufferAttribs, jint pBufferAttribsSize) +{ /* CGLPixelFormatObj pixel_format; CGLContextObj context; int dummy; @@ -103,3 +113,21 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nMakeCurrent(JNIEnv *env, j JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nDestroy(JNIEnv *env, jclass clazz, jint handle) { } + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nSetAttrib + (JNIEnv *env, jclass clazz, jint handle, jint attrib, jint value) +{ + throwException(env, "The render-to-texture extension is not supported."); +} + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nBindTexImage + (JNIEnv *env, jclass clazz, jint handle, jint buffer) +{ + throwException(env, "The render-to-texture extension is not supported."); +} + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nReleaseTexImage + (JNIEnv *env, jclass clazz, jint handle, jint buffer) +{ + throwException(env, "The render-to-texture extension is not supported."); +} \ No newline at end of file diff --git a/src/native/win32/org_lwjgl_opengl_Pbuffer.cpp b/src/native/win32/org_lwjgl_opengl_Pbuffer.cpp index b6ddbdd2..3cd39036 100755 --- a/src/native/win32/org_lwjgl_opengl_Pbuffer.cpp +++ b/src/native/win32/org_lwjgl_opengl_Pbuffer.cpp @@ -1,35 +1,35 @@ -/* +/* * Copyright (c) 2002 Light Weight Java Game Library Project * All rights reserved. - * + * * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are + * modification, are permitted provided that the following conditions are * met: - * - * * Redistributions of source code must retain the above copyright + * + * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - * * Neither the name of 'Light Weight Java Game Library' nor the names of - * its contributors may be used to endorse or promote products derived + * * Neither the name of 'Light Weight Java Game Library' nor the names of + * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. - * + * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ - + /** * $Id$ * @@ -47,8 +47,6 @@ #include "common_tools.h" - - typedef struct _PbufferInfo { HGLRC Pbuffer_context; @@ -59,8 +57,6 @@ typedef struct _PbufferInfo { } PbufferInfo; - - /* * Class: org_lwjgl_opengl_Pbuffer * Method: isPbufferSupported @@ -69,22 +65,37 @@ typedef struct _PbufferInfo { JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_getPbufferCaps (JNIEnv *env, jclass clazz) { - bool supported = extgl_Extensions.WGL_ARB_pixel_format && extgl_Extensions.WGL_ARB_pbuffer; - return supported ? org_lwjgl_opengl_Pbuffer_PBUFFER_SUPPORTED : 0; + int caps = 0; + + if ( extgl_Extensions.WGL_ARB_pixel_format && extgl_Extensions.WGL_ARB_pbuffer ) + caps |= org_lwjgl_opengl_Pbuffer_PBUFFER_SUPPORTED; + + if ( extgl_Extensions.WGL_ARB_render_texture ) + caps |= org_lwjgl_opengl_Pbuffer_RENDER_TEXTURE_SUPPORTED; + + if ( extgl_Extensions.WGL_NV_render_texture_rectangle ) + caps |= org_lwjgl_opengl_Pbuffer_RENDER_TEXTURE_RECTANGLE_SUPPORTED; + + if ( extgl_Extensions.WGL_NV_render_depth_texture ) + caps |= org_lwjgl_opengl_Pbuffer_RENDER_DEPTH_TEXTURE_SUPPORTED; + + return caps; } /* * Class: org_lwjgl_opengl_Pbuffer * Method: nCreate - * Signature: (IIII)I */ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate - (JNIEnv *env, jclass clazz, jint width, jint height, jint bpp, jint alpha, jint depth, jint stencil, jint samples) + (JNIEnv *env, jclass clazz, + jint width, jint height, + jint bpp, jint alpha, jint depth, jint stencil, + jint samples, + jobject pixelFormatCaps, jint pixelFormatCapsSize, jobject pBufferAttribs, jint pBufferAttribsSize) { - int iPixelFormat; unsigned int num_formats_returned; - int attrib_list[] = {WGL_DRAW_TO_PBUFFER_ARB, TRUE, + int pixelAttribList[] = {WGL_DRAW_TO_PBUFFER_ARB, TRUE, WGL_ACCELERATION_ARB, WGL_FULL_ACCELERATION_ARB, WGL_PIXEL_TYPE_ARB, WGL_TYPE_RGBA_ARB, WGL_DOUBLE_BUFFER_ARB, FALSE, @@ -95,25 +106,59 @@ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate WGL_STENCIL_BITS_ARB, stencil, 0, 0, /* For ARB_multisample */ 0, 0, /* */ + 0, 0, /* For WGL_ARB_render_texture */ + 0, 0, /* */ 0}; if (samples > 0 && extgl_Extensions.WGL_ARB_multisample) { - attrib_list[18] = WGL_SAMPLE_BUFFERS_ARB; - attrib_list[19] = 1; - attrib_list[20] = WGL_SAMPLES_ARB; - attrib_list[21] = samples; + pixelAttribList[18] = WGL_SAMPLE_BUFFERS_ARB; + pixelAttribList[19] = 1; + pixelAttribList[20] = WGL_SAMPLES_ARB; + pixelAttribList[21] = samples; } - BOOL result = wglChoosePixelFormatARB(hdc, attrib_list, NULL, 1, &iPixelFormat, &num_formats_returned); + + if ( pixelFormatCaps != NULL ) { + if ( !extgl_Extensions.WGL_ARB_render_texture ) { + throwException(env, "The render-to-texture extension is not supported."); + return (jint)NULL; + } + + GLuint *pixelFormatCaps_ptr = (GLuint *)env->GetDirectBufferAddress(pixelFormatCaps); + + for ( int i = 0; i < pixelFormatCapsSize; ) + pixelAttribList[22 + i++] = pixelFormatCaps_ptr[i]; + } + + BOOL result = wglChoosePixelFormatARB(hdc, pixelAttribList, NULL, 1, &iPixelFormat, &num_formats_returned); if (result == FALSE || num_formats_returned < 1) { throwException(env, "Could not choose pixel formats."); return (jint)NULL; } - HPBUFFERARB Pbuffer = wglCreatePbufferARB(hdc, iPixelFormat, width, height, NULL); + + HPBUFFERARB Pbuffer; + + if ( pBufferAttribs != NULL ) { + GLuint *pBufferAttribs_ptr = (GLuint *)env->GetDirectBufferAddress(pBufferAttribs); + + int pBufferAttribList[9]; + + int i; + for ( i = 0; i < pBufferAttribsSize; ) + pBufferAttribList[i++] = pBufferAttribs_ptr[i]; + + pBufferAttribList[i] = 0; + + Pbuffer = wglCreatePbufferARB(hdc, iPixelFormat, width, height, pBufferAttribList); + } else { + Pbuffer = wglCreatePbufferARB(hdc, iPixelFormat, width, height, NULL); + } + if (Pbuffer == NULL) { throwException(env, "Could not create Pbuffer."); return (jint)NULL; } + HDC Pbuffer_dc = wglGetPbufferDCARB(Pbuffer); if (Pbuffer_dc == NULL) { wglDestroyPbufferARB(Pbuffer); @@ -129,6 +174,7 @@ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate throwException(env, "Failed to create Pbuffer rendering context"); return (jint)NULL; } + if (!wglShareLists(hglrc, Pbuffer_context)) { wglDeleteContext(Pbuffer_context); wglReleasePbufferDCARB(Pbuffer, Pbuffer_dc); @@ -137,10 +183,12 @@ JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate return (jint)NULL; } + PbufferInfo *Pbuffer_info = (PbufferInfo *)malloc(sizeof(PbufferInfo)); Pbuffer_info->Pbuffer = Pbuffer; Pbuffer_info->Pbuffer_context = Pbuffer_context; Pbuffer_info->Pbuffer_dc = Pbuffer_dc; + return (jint)Pbuffer_info; } @@ -175,3 +223,31 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nDestroy wglDestroyPbufferARB(Pbuffer_info->Pbuffer); free(Pbuffer_info); } + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nSetAttrib + (JNIEnv *env, jclass clazz, jint handle, jint attrib, jint value) +{ + PbufferInfo *Pbuffer_info = (PbufferInfo *)handle; + + int attribs[3]; + + attribs[0] = attrib; + attribs[1] = value; + attribs[2] = 0; + + wglSetPbufferAttribARB(Pbuffer_info->Pbuffer, attribs); +} + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nBindTexImage + (JNIEnv *env, jclass clazz, jint handle, jint buffer) +{ + PbufferInfo *Pbuffer_info = (PbufferInfo *)handle; + wglBindTexImageARB(Pbuffer_info->Pbuffer, buffer); +} + +JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nReleaseTexImage + (JNIEnv *env, jclass clazz, jint handle, jint buffer) +{ + PbufferInfo *Pbuffer_info = (PbufferInfo *)handle; + wglReleaseTexImageARB(Pbuffer_info->Pbuffer, buffer); +}