diff options
Diffstat (limited to 'src/jogamp/graph/curve/opengl/VBORegion2PES2.java')
-rw-r--r-- | src/jogamp/graph/curve/opengl/VBORegion2PES2.java | 385 |
1 files changed, 385 insertions, 0 deletions
diff --git a/src/jogamp/graph/curve/opengl/VBORegion2PES2.java b/src/jogamp/graph/curve/opengl/VBORegion2PES2.java new file mode 100644 index 000000000..c424c4ddd --- /dev/null +++ b/src/jogamp/graph/curve/opengl/VBORegion2PES2.java @@ -0,0 +1,385 @@ +/** + * Copyright 2010 JogAmp Community. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, are + * permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this list of + * conditions and the following disclaimer. + * + * 2. 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. + * + * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community 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. + * + * The views and conclusions contained in the software and documentation are those of the + * authors and should not be interpreted as representing official policies, either expressed + * or implied, of JogAmp Community. + */ +package jogamp.graph.curve.opengl; + +import java.nio.FloatBuffer; +import java.nio.IntBuffer; +import java.nio.ShortBuffer; +import java.util.ArrayList; + +import javax.media.opengl.GL2ES2; +// FIXME: Subsume GL2GL3.GL_DRAW_FRAMEBUFFER -> GL2ES2.GL_DRAW_FRAMEBUFFER ! +import javax.media.opengl.GL2GL3; +import javax.media.opengl.GLContext; +import javax.media.opengl.GLUniformData; +import javax.media.opengl.fixedfunc.GLMatrixFunc; + +import com.jogamp.common.nio.Buffers; + +import com.jogamp.graph.geom.AABBox; +import com.jogamp.graph.geom.Triangle; +import com.jogamp.graph.geom.Vertex; + +import com.jogamp.graph.curve.Region; +import com.jogamp.opengl.util.PMVMatrix; +import com.jogamp.opengl.util.glsl.ShaderState; + +public class VBORegion2PES2 implements Region{ + private int numVertices = 0; + private IntBuffer vboIds; + + private IntBuffer t_vboIds; + + private ArrayList<Triangle> triangles = new ArrayList<Triangle>(); + private ArrayList<Vertex> vertices = new ArrayList<Vertex>(); + private GLContext context; + + private int numBuffers = 3; + + private boolean flipped = false; + + private boolean dirty = false; + + private AABBox box = null; + private int[] texture = { 0 } ; + private int[] fbo = { 0 } ; + private int[] rbo_depth = { 0 } ; + private boolean texInitialized = false; + + private int tex_width_c = 0; + private int tex_height_c = 0; + + private ShaderState st; + + public VBORegion2PES2(GLContext context, ShaderState st){ + this.context =context; + this.st = st; + } + + public void update(){ + box = new AABBox(); + + GL2ES2 gl = context.getGL().getGL2ES2(); + ShortBuffer indicies = Buffers.newDirectShortBuffer(triangles.size() * 3); + + for(Triangle t:triangles){ + if(t.getVertices()[0].getId() == Integer.MAX_VALUE){ + t.getVertices()[0].setId(numVertices++); + t.getVertices()[1].setId(numVertices++); + t.getVertices()[2].setId(numVertices++); + + vertices.add(t.getVertices()[0]); + vertices.add(t.getVertices()[1]); + vertices.add(t.getVertices()[2]); + + indicies.put((short) t.getVertices()[0].getId()); + indicies.put((short) t.getVertices()[1].getId()); + indicies.put((short) t.getVertices()[2].getId()); + } + else{ + Vertex v1 = t.getVertices()[0]; + Vertex v2 = t.getVertices()[1]; + Vertex v3 = t.getVertices()[2]; + + indicies.put((short) v1.getId()); + indicies.put((short) v2.getId()); + indicies.put((short) v3.getId()); + } + } + indicies.rewind(); + + FloatBuffer verticesBuffer = Buffers.newDirectFloatBuffer(vertices.size() * 3); + for(Vertex v:vertices){ + verticesBuffer.put(v.getX()); + if(flipped){ + verticesBuffer.put(-1*v.getY()); + } + else{ + verticesBuffer.put(v.getY()); + } + verticesBuffer.put(v.getZ()); + if(flipped){ + box.resize(v.getX(), -1*v.getY(), v.getZ()); + } + else{ + box.resize(v.getX(), v.getY(), v.getZ()); + } + } + verticesBuffer.rewind(); + + FloatBuffer texCoordBuffer = Buffers.newDirectFloatBuffer(vertices.size() * 2); + for(Vertex v:vertices){ + float[] tex = v.getTexCoord(); + texCoordBuffer.put(tex[0]); + texCoordBuffer.put(tex[1]); + } + texCoordBuffer.rewind(); + + vboIds = IntBuffer.allocate(numBuffers); + gl.glGenBuffers(numBuffers, vboIds); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, vboIds.get(0)); // vertices + gl.glBufferData(GL2ES2.GL_ARRAY_BUFFER, numVertices * 3 * Buffers.SIZEOF_FLOAT, verticesBuffer, GL2ES2.GL_STATIC_DRAW); + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, 0); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, vboIds.get(1)); //texture + gl.glBufferData(GL2ES2.GL_ARRAY_BUFFER, numVertices * 2 * Buffers.SIZEOF_FLOAT, texCoordBuffer, GL2ES2.GL_STATIC_DRAW); + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, 0); + + gl.glBindBuffer(GL2ES2.GL_ELEMENT_ARRAY_BUFFER, vboIds.get(2)); //triangles + gl.glBufferData(GL2ES2.GL_ELEMENT_ARRAY_BUFFER, triangles.size()* 3 * Buffers.SIZEOF_SHORT, indicies, GL2ES2.GL_STATIC_DRAW); + gl.glBindBuffer(GL2ES2.GL_ELEMENT_ARRAY_BUFFER, 0); + + dirty = false; + } + + public void render(PMVMatrix matrix, int vp_width, int vp_height, int width){ + if(null == matrix || vp_width <=0 || vp_height <= 0 || width <= 0){ + renderRegion(); + } + else { + if(width != tex_width_c){ + texInitialized = false; + tex_width_c = width; + } + if(!texInitialized){ + initFBOTexture(matrix,vp_width, vp_height); + texInitialized = true; + } +// System.out.println("Scale: " + matrix.glGetMatrixf().get(1+4*3) +" " + matrix.glGetMatrixf().get(2+4*3)); + renderTexture(matrix, vp_width, vp_height); + } + } + + private void renderTexture(PMVMatrix matrix, int width, int hight){ + GL2ES2 gl = context.getGL().getGL2ES2(); + gl.glViewport(0, 0, width, hight); + if(!st.glUniform(gl, new GLUniformData("mgl_PMVMatrix", 4, 4, matrix.glGetPMvMatrixf()))){ + System.out.println("Cnt set tex based mat"); + } + gl.glEnable(GL2ES2.GL_TEXTURE_2D); + gl.glActiveTexture(GL2ES2.GL_TEXTURE0); + gl.glBindTexture(GL2ES2.GL_TEXTURE_2D, texture[0]); + + st.glUniform(gl, new GLUniformData("texture", texture[0])); + int loc = gl.glGetUniformLocation(st.shaderProgram().id(), "texture"); + gl.glUniform1i(loc, 0); + + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, t_vboIds.get(0)); + gl.glEnableVertexAttribArray(VERTEX_POS_INDX); + gl.glVertexAttribPointer(VERTEX_POS_INDX, 3, GL2ES2.GL_FLOAT, false, 3 * Buffers.SIZEOF_FLOAT, 0); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, t_vboIds.get(1)); + gl.glEnableVertexAttribArray(TEX_COORD); + gl.glVertexAttribPointer(TEX_COORD, 2, GL2ES2.GL_FLOAT, false, 2 * Buffers.SIZEOF_FLOAT, 0); + + gl.glBindBuffer(GL2ES2.GL_ELEMENT_ARRAY_BUFFER, t_vboIds.get(2)); + gl.glDrawElements(GL2ES2.GL_TRIANGLES, 2 * 3, GL2ES2.GL_UNSIGNED_SHORT, 0); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, 0); + } + + private void setupBoundingBuffers(){ + GL2ES2 gl = context.getGL().getGL2ES2(); + + ShortBuffer indicies = Buffers.newDirectShortBuffer(6); + indicies.put((short) 0); indicies.put((short) 1); indicies.put((short) 3); + indicies.put((short) 1); indicies.put((short) 2); indicies.put((short) 3); + indicies.rewind(); + + FloatBuffer verticesBuffer = Buffers.newDirectFloatBuffer(4 * 3); + FloatBuffer texCoordBuffer = Buffers.newDirectFloatBuffer(4 * 2); + + verticesBuffer.put(box.getLow()[0]); + verticesBuffer.put(box.getLow()[1]); + verticesBuffer.put(box.getLow()[2]); + texCoordBuffer.put(5); + texCoordBuffer.put(5); + + verticesBuffer.put(box.getLow()[0]); + verticesBuffer.put(box.getHigh()[1]); + verticesBuffer.put(box.getLow()[2]); + + texCoordBuffer.put(5); + texCoordBuffer.put(6); + + verticesBuffer.put(box.getHigh()[0]); + verticesBuffer.put(box.getHigh()[1]); + verticesBuffer.put(box.getLow()[2]); + + texCoordBuffer.put(6); + texCoordBuffer.put(6); + + verticesBuffer.put(box.getHigh()[0]); + verticesBuffer.put(box.getLow()[1]); + verticesBuffer.put(box.getLow()[2]); + + texCoordBuffer.put(6); + texCoordBuffer.put(5); + + verticesBuffer.rewind(); + texCoordBuffer.rewind(); + + t_vboIds = IntBuffer.allocate(3); + gl.glGenBuffers(numBuffers, t_vboIds); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, t_vboIds.get(0)); // vertices + gl.glBufferData(GL2ES2.GL_ARRAY_BUFFER, 4 * 3 * Buffers.SIZEOF_FLOAT, verticesBuffer, GL2ES2.GL_STATIC_DRAW); + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, 0); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, t_vboIds.get(1)); //texture + gl.glBufferData(GL2ES2.GL_ARRAY_BUFFER, 4 * 2 * Buffers.SIZEOF_FLOAT, texCoordBuffer, GL2ES2.GL_STATIC_DRAW); + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, 0); + + gl.glBindBuffer(GL2ES2.GL_ELEMENT_ARRAY_BUFFER, t_vboIds.get(2)); //triangles + gl.glBufferData(GL2ES2.GL_ELEMENT_ARRAY_BUFFER, 4 * 3 * Buffers.SIZEOF_SHORT, indicies, GL2ES2.GL_STATIC_DRAW); + gl.glBindBuffer(GL2ES2.GL_ELEMENT_ARRAY_BUFFER, 0); + } + + private void initFBOTexture(PMVMatrix m, int width, int hight){ + tex_height_c = (int)(tex_width_c*box.getHeight()/box.getWidth()); + // tex_height_c = tex_width_c; + System.out.println("FBO Size: "+tex_height_c+"x"+tex_width_c); + System.out.println("FBO Scale: " + m.glGetMatrixf().get(0) +" " + m.glGetMatrixf().get(5)); + GL2ES2 gl = context.getGL().getGL2ES2(); + + if(fbo[0] > 0) { + gl.glDeleteFramebuffers(1, fbo, 0); + fbo[0] = 0; + } + if(texture[0]>0) { + gl.glDeleteTextures(1, texture, 0); + texture[0] = 0; + } + + gl.glGenFramebuffers(1, fbo, 0); + gl.glGenTextures(1, texture, 0); + gl.glGenRenderbuffers(1,rbo_depth, 0); + System.out.println("FBO: fbo " + fbo[0] + ", tex " + texture[0] + ", depth " + rbo_depth[0]); + + gl.glBindFramebuffer(GL2GL3.GL_DRAW_FRAMEBUFFER, fbo[0]); + gl.glBindTexture(GL2ES2.GL_TEXTURE_2D, texture[0]); + gl.glTexImage2D(GL2ES2.GL_TEXTURE_2D, 0, GL2ES2.GL_RGBA, tex_width_c, + tex_height_c, 0, GL2ES2.GL_RGBA, GL2ES2.GL_UNSIGNED_BYTE, null); + + gl.glTexParameterf(GL2ES2.GL_TEXTURE_2D, GL2ES2.GL_TEXTURE_MIN_FILTER, GL2ES2.GL_LINEAR); + gl.glTexParameterf(GL2ES2.GL_TEXTURE_2D, GL2ES2.GL_TEXTURE_MAG_FILTER, GL2ES2.GL_LINEAR); + gl.glTexParameterf(GL2ES2.GL_TEXTURE_2D, GL2ES2.GL_TEXTURE_WRAP_S, GL2ES2.GL_CLAMP_TO_EDGE); + gl.glTexParameterf(GL2ES2.GL_TEXTURE_2D, GL2ES2.GL_TEXTURE_WRAP_T, GL2ES2.GL_CLAMP_TO_EDGE); + + gl.glFramebufferTexture2D(GL2GL3.GL_DRAW_FRAMEBUFFER, GL2ES2.GL_COLOR_ATTACHMENT0, + GL2ES2.GL_TEXTURE_2D, texture[0], 0); + + // Set up the depth buffer + gl.glBindRenderbuffer(GL2ES2.GL_RENDERBUFFER, rbo_depth[0]); + gl.glRenderbufferStorage(GL2ES2.GL_RENDERBUFFER, GL2ES2.GL_DEPTH_COMPONENT, tex_width_c, tex_height_c); + gl.glFramebufferRenderbuffer(GL2ES2.GL_FRAMEBUFFER, GL2ES2.GL_DEPTH_COMPONENT, GL2ES2.GL_RENDERBUFFER, rbo_depth[0]); + + int status = gl.glCheckFramebufferStatus(GL2ES2.GL_FRAMEBUFFER); + if(status != GL2ES2.GL_FRAMEBUFFER_COMPLETE){ + System.err.println("Cant Create R2T pass!"); + } + + //render texture + PMVMatrix tex_matrix = new PMVMatrix(); + gl.glBindFramebuffer(GL2GL3.GL_DRAW_FRAMEBUFFER, fbo[0]); + gl.glViewport(0, 0, tex_width_c, tex_height_c); + tex_matrix.glMatrixMode(GLMatrixFunc.GL_PROJECTION); + tex_matrix.glLoadIdentity(); + tex_matrix.glOrthof(box.getLow()[0], box.getHigh()[0], box.getLow()[1], box.getHigh()[1], -1, 1); + + if(!st.glUniform(gl, new GLUniformData("mgl_PMVMatrix", 4, 4, tex_matrix.glGetPMvMatrixf()))){ + System.out.println("Cnt set tex based mat"); + } + + gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f); + gl.glClear(GL2ES2.GL_COLOR_BUFFER_BIT | GL2ES2.GL_DEPTH_BUFFER_BIT); + renderRegion(); + + gl.glBindFramebuffer(GL2ES2.GL_FRAMEBUFFER, 0); + gl.glBindTexture(GL2ES2.GL_TEXTURE_2D, 0); + + setupBoundingBuffers(); + } + + private void renderRegion(){ + GL2ES2 gl = context.getGL().getGL2ES2(); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, vboIds.get(0)); + gl.glEnableVertexAttribArray(VERTEX_POS_INDX); + gl.glVertexAttribPointer(VERTEX_POS_INDX, 3, GL2ES2.GL_FLOAT, false, 3 * Buffers.SIZEOF_FLOAT, 0); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, vboIds.get(1)); + gl.glEnableVertexAttribArray(TEX_COORD); + gl.glVertexAttribPointer(TEX_COORD, 2, GL2ES2.GL_FLOAT, false, 2 * Buffers.SIZEOF_FLOAT, 0); + + gl.glBindBuffer(GL2ES2.GL_ELEMENT_ARRAY_BUFFER, vboIds.get(2)); + gl.glDrawElements(GL2ES2.GL_TRIANGLES, triangles.size() * 3, GL2ES2.GL_UNSIGNED_SHORT, 0); + + gl.glBindBuffer(GL2ES2.GL_ARRAY_BUFFER, 0); + } + + public void addTriangles(ArrayList<Triangle> tris) { + triangles.addAll(tris); + dirty = true; + } + + public int getNumVertices(){ + return numVertices; + } + + public void addVertices(ArrayList<Vertex> verts){ + vertices.addAll(verts); + numVertices = vertices.size(); + dirty = true; + } + + public boolean isDirty(){ + return dirty; + } + + public void destroy() { + GL2ES2 gl = context.getGL().getGL2ES2(); + gl.glDeleteBuffers(numBuffers, vboIds); + gl.glDeleteFramebuffers(1, fbo, 0); + fbo[0] = 0; + gl.glDeleteTextures(1, texture, 0); + texture[0] = 0; + gl.glDeleteRenderbuffers(1, rbo_depth, 0); + rbo_depth[0] = 0; + } + + public boolean isFlipped() { + return flipped; + } + + public void setFlipped(boolean flipped) { + this.flipped = flipped; + } +} |