Example usage for org.lwjgl.opengl GL11 glDrawBuffer

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL11 glDrawBuffer.

Prototype

public static void glDrawBuffer(@NativeType("GLenum") int buf) 

Source Link

Document

Defines the color buffer to which fragment color zero is written.

Usage

From source file:com.ardor3d.renderer.lwjgl.LwjglRenderer.java

License:Open Source License

public void setDrawBuffer(final DrawBufferTarget target) {
    final RendererRecord record = ContextManager.getCurrentContext().getRendererRecord();
    if (record.getDrawBufferTarget() != target) {
        int buffer = GL11.GL_BACK;
        switch (target) {
        case Back:
            break;
        case Front:
            buffer = GL11.GL_FRONT;//w  w w  .  j  a  v  a  2  s . c  o m
            break;
        case BackLeft:
            buffer = GL11.GL_BACK_LEFT;
            break;
        case BackRight:
            buffer = GL11.GL_BACK_RIGHT;
            break;
        case FrontLeft:
            buffer = GL11.GL_FRONT_LEFT;
            break;
        case FrontRight:
            buffer = GL11.GL_FRONT_RIGHT;
            break;
        case FrontAndBack:
            buffer = GL11.GL_FRONT_AND_BACK;
            break;
        case Left:
            buffer = GL11.GL_LEFT;
            break;
        case Right:
            buffer = GL11.GL_RIGHT;
            break;
        case Aux0:
            buffer = GL11.GL_AUX0;
            break;
        case Aux1:
            buffer = GL11.GL_AUX1;
            break;
        case Aux2:
            buffer = GL11.GL_AUX2;
            break;
        case Aux3:
            buffer = GL11.GL_AUX3;
            break;
        }

        GL11.glDrawBuffer(buffer);
        record.setDrawBufferTarget(target);
    }
}

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From source file:com.ardor3d.renderer.lwjgl.LwjglTextureRenderer.java

License:Open Source License

private void setDrawBuffer(final int attachVal) {
    GL11.glDrawBuffer(attachVal);
}

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From source file:com.grillecube.client.opengl.GLH.java

public static void glhDrawBuffer(int buf) {
    GL11.glDrawBuffer(buf);
}

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From source file:com.opengrave.og.light.Depth2DFramebuffer.java

License:Open Source License

public Depth2DFramebuffer(int size) {
    framebufferSize = size;/*  w  w w.  jav a2s  .  co  m*/
    framebuffer = GL30.glGenFramebuffers();
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, framebuffer);
    shadowMap = new Texture2DShadowMap(framebufferSize);

    shadowMap.bindToFrameBuffer();

    // GL11.glDrawBuffer(GL30.GL_COLOR_ATTACHMENT0);
    GL11.glDrawBuffer(GL11.GL_NONE);
    Util.checkErr();
    GL11.glReadBuffer(GL11.GL_NONE);
    int i = GL30.glCheckFramebufferStatus(GL30.GL_FRAMEBUFFER);
    if (i != GL30.GL_FRAMEBUFFER_COMPLETE) {
        throw new RuntimeException("Framebuffer creation failed with code: " + i);
    }
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);

    // TESTING STUFF
    count = 2;
    FloatBuffer pos = BufferUtils.createFloatBuffer(3 * 3 * count);
    FloatBuffer tex = BufferUtils.createFloatBuffer(2 * 3 * count);
    pos.put(0.75f).put(0.75f).put(0f);
    pos.put(0.75f).put(0.25f).put(0f);
    pos.put(0.25f).put(0.75f).put(0f);
    pos.put(0.25f).put(0.25f).put(0f);

    pos.put(0.75f).put(0.25f).put(0f);
    pos.put(0.25f).put(0.75f).put(0f);
    pos.flip();
    tex.put(1f).put(1f);
    tex.put(1f).put(0f);
    tex.put(0f).put(1f);
    tex.put(0f).put(0f);
    tex.put(1f).put(0f);

    tex.put(0f).put(1f);
    tex.flip();
    vao_ID = GL30.glGenVertexArrays();
    GL30.glBindVertexArray(vao_ID);
    int vbo_pos_ID = GL15.glGenBuffers();
    int vbo_tex_ID = GL15.glGenBuffers();
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vbo_pos_ID);
    GL15.glBufferData(GL15.GL_ARRAY_BUFFER, pos, GL15.GL_STATIC_DRAW);
    GL20.glVertexAttribPointer(0, 3, GL11.GL_FLOAT, false, 0, 0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vbo_tex_ID);
    GL15.glBufferData(GL15.GL_ARRAY_BUFFER, tex, GL15.GL_STATIC_DRAW);
    GL20.glVertexAttribPointer(1, 2, GL11.GL_FLOAT, false, 0, 0);
}

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From source file:com.opengrave.og.light.DepthCubeFramebuffer.java

License:Open Source License

public DepthCubeFramebuffer(int size) {
    framebufferSize = size;//from   w  ww  .  ja v  a 2s  .  com
    framebuffer = GL30.glGenFramebuffers();
    // System.out.println("Creating Pointlight Framebuffer : " +
    // framebuffer);
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, framebuffer);
    shadowMap = new TextureCubeShadowMap(framebufferSize);

    // shadowMap.bindToFrameBuffer();
    shadowMap.bindToFrameBuffer(0);
    // GL11.glDrawBuffer(GL30.GL_COLOR_ATTACHMENT0);
    GL11.glDrawBuffer(GL11.GL_NONE);
    Util.checkErr();
    GL11.glReadBuffer(GL11.GL_NONE);
    int i = GL30.glCheckFramebufferStatus(GL30.GL_FRAMEBUFFER);
    if (i != GL30.GL_FRAMEBUFFER_COMPLETE) {
        throw new RuntimeException("Framebuffer creation failed with code: " + i);
    }
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
    Util.checkErr();
}

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From source file:eu.over9000.veya.rendering.Shadow.java

License:Open Source License

public void init() {
    depthMap = GL11.glGenTextures();//w  w w. j a  v a 2 s .c  om
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, depthMap);
    GL11.glTexImage2D(GL11.GL_TEXTURE_2D, 0, GL11.GL_DEPTH_COMPONENT, SHADOW_WIDTH, SHADOW_HEIGHT, 0,
            GL11.GL_DEPTH_COMPONENT, GL11.GL_FLOAT, (ByteBuffer) null);
    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);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_S, GL13.GL_CLAMP_TO_BORDER);
    GL11.glTexParameteri(GL11.GL_TEXTURE_2D, GL11.GL_TEXTURE_WRAP_T, GL13.GL_CLAMP_TO_BORDER);

    shadowFBO = GL30.glGenFramebuffers();
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, shadowFBO);
    GL30.glFramebufferTexture2D(GL30.GL_FRAMEBUFFER, GL30.GL_DEPTH_ATTACHMENT, GL11.GL_TEXTURE_2D, depthMap, 0);
    GL11.glDrawBuffer(GL11.GL_NONE);
    GL11.glReadBuffer(GL11.GL_NONE);
    GL30.glBindFramebuffer(GL30.GL_FRAMEBUFFER, 0);
}

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From source file:fr.ign.cogit.geoxygene.appli.render.LwjglLayerRenderer.java

License:Open Source License

/**
 * Initialize layer FBO to receive GL primitives from a set of identical
 * symbolizers/*from w w w .j  a v  a 2s .co m*/
 * 
 * @param primitive
 * @param opacity
 * @param currentSymbolizer
 * @throws GLException
 */
private void clearFBOLayer() throws GLException {
    GLTools.glCheckError("preparing next FBO Layer");
    GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, this.getLayerViewPanel().getGLCanvas().getFboId());
    GL11.glDrawBuffer(GL30.GL_COLOR_ATTACHMENT0);

    GLTools.glCheckError("bind frame buffer");

    // Blending mode in FBO drawing.
    GLTools.glCheckError("finalizing FBO initialization");
    GL11.glClearColor(0f, 0f, 0f, 0f);
    GLTools.glCheckError("finalizing FBO initialization");
    GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);

    GLTools.glCheckError("finalizing FBO initialization");
    glEnable(GL11.GL_BLEND);
    GLTools.glCheckError("finalizing FBO initialization");
    GL20.glBlendEquationSeparate(GL14.GL_FUNC_ADD, GL14.GL_MAX);
    GLTools.glCheckError("finalizing FBO initialization");
    GL14.glBlendFuncSeparate(GL11.GL_ONE, GL11.GL_ZERO, GL11.GL_ZERO, GL11.GL_ZERO);
    GL30.glBindFramebuffer(GL30.GL_DRAW_FRAMEBUFFER, 0);
    GLTools.glCheckError("finalizing FBO initialization");
}

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From source file:jake2.desktop.LWJGLAdapter.java

License:Open Source License

@Override
public void glDrawBuffer(int mode) {
    GL11.glDrawBuffer(mode);
}

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From source file:kuake2.render.lwjgl.Main.java

License:Open Source License

/**
 * R_BeginFrame/*  ww  w . jav  a2 s  .  c om*/
 */
protected void R_BeginFrame(float camera_separation) {

    gl_state.camera_separation = camera_separation;

    /*
    ** change modes if necessary
    */
    if (gl_mode.modified || vid_fullscreen.modified) {
        // FIXME: only restart if CDS is required
        cvar_t ref;

        ref = Cvar.Get("vid_ref", "lwjgl", 0);
        ref.modified = true;
    }

    if (gl_log.modified) {
        GLimp_EnableLogging((gl_log.value != 0.0f));
        gl_log.modified = false;
    }

    if (gl_log.value != 0.0f) {
        GLimp_LogNewFrame();
    }

    /*
    ** update 3Dfx gamma -- it is expected that a user will do a vid_restart
    ** after tweaking this value
    */
    if (vid_gamma.modified) {
        vid_gamma.modified = false;

        if ((gl_config.renderer & GL_RENDERER_VOODOO) != 0) {
            // wird erstmal nicht gebraucht

            /*
            char envbuffer[1024];
            float g;
                    
            g = 2.00 * ( 0.8 - ( vid_gamma->value - 0.5 ) ) + 1.0F;
            Com_sprintf( envbuffer, sizeof(envbuffer), "SSTV2_GAMMA=%f", g );
            putenv( envbuffer );
            Com_sprintf( envbuffer, sizeof(envbuffer), "SST_GAMMA=%f", g );
            putenv( envbuffer );
            */
            VID.Printf(Defines.PRINT_DEVELOPER, "gamma anpassung fuer VOODOO nicht gesetzt");
        }
    }

    GLimp_BeginFrame(camera_separation);

    /*
    ** go into 2D mode
    */
    GL11.glViewport(0, 0, vid.width, vid.height);
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    GL11.glOrtho(0, vid.width, vid.height, 0, -99999, 99999);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();
    GL11.glDisable(GL11.GL_DEPTH_TEST);
    GL11.glDisable(GL11.GL_CULL_FACE);
    GL11.glDisable(GL11.GL_BLEND);
    GL11.glEnable(GL11.GL_ALPHA_TEST);
    GL11.glColor4f(1, 1, 1, 1);

    /*
    ** draw buffer stuff
    */
    if (gl_drawbuffer.modified) {
        gl_drawbuffer.modified = false;

        if (gl_state.camera_separation == 0 || !gl_state.stereo_enabled) {
            if (gl_drawbuffer.string.equalsIgnoreCase("GL_FRONT"))
                GL11.glDrawBuffer(GL11.GL_FRONT);
            else
                GL11.glDrawBuffer(GL11.GL_BACK);
        }
    }

    /*
    ** texturemode stuff
    */
    if (gl_texturemode.modified) {
        GL_TextureMode(gl_texturemode.string);
        gl_texturemode.modified = false;
    }

    if (gl_texturealphamode.modified) {
        GL_TextureAlphaMode(gl_texturealphamode.string);
        gl_texturealphamode.modified = false;
    }

    if (gl_texturesolidmode.modified) {
        GL_TextureSolidMode(gl_texturesolidmode.string);
        gl_texturesolidmode.modified = false;
    }

    /*
    ** swapinterval stuff
    */
    GL_UpdateSwapInterval();

    //
    // clear screen if desired
    //
    R_Clear();
}

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From source file:lwjake2.render.lwjgl.Main.java

License:Open Source License

/**
 * R_BeginFrame/*from   w ww  .  ja v a2s  .com*/
 */
protected void R_BeginFrame(float camera_separation) {

    gl_state.camera_separation = camera_separation;

    /*
    ** change modes if necessary
    */
    if (gl_mode.modified || vid_fullscreen.modified) {
        // FIXME: only restart if CDS is required
        cvar_t ref;

        ref = Cvar.Get("vid_ref", "lwjgl", 0);
        ref.modified = true;
    }

    if (gl_log.modified) {
        GLimp_EnableLogging((gl_log.value != 0.0f));
        gl_log.modified = false;
    }

    if (gl_log.value != 0.0f) {
        GLimp_LogNewFrame();
    }

    /*
    ** update 3Dfx gamma -- it is expected that a user will do a vid_restart
    ** after tweaking this value
    */
    if (vid_gamma.modified) {
        vid_gamma.modified = false;

        if ((gl_config.renderer & GL_RENDERER_VOODOO) != 0) {
            // wird erstmal nicht gebraucht

            /* 
            char envbuffer[1024];
            float g;
                    
            g = 2.00 * ( 0.8 - ( vid_gamma->value - 0.5 ) ) + 1.0F;
            Com_sprintf( envbuffer, sizeof(envbuffer), "SSTV2_GAMMA=%f", g );
            putenv( envbuffer );
            Com_sprintf( envbuffer, sizeof(envbuffer), "SST_GAMMA=%f", g );
            putenv( envbuffer );
            */
            VID.Printf(Defines.PRINT_DEVELOPER, "gamma anpassung fuer VOODOO nicht gesetzt");
        }
    }

    GLimp_BeginFrame(camera_separation);

    /*
    ** go into 2D mode
    */
    GL11.glViewport(0, 0, vid.width, vid.height);
    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadIdentity();
    GL11.glOrtho(0, vid.width, vid.height, 0, -99999, 99999);
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadIdentity();
    GL11.glDisable(GL11.GL_DEPTH_TEST);
    GL11.glDisable(GL11.GL_CULL_FACE);
    GL11.glDisable(GL11.GL_BLEND);
    GL11.glEnable(GL11.GL_ALPHA_TEST);
    GL11.glColor4f(1, 1, 1, 1);

    /*
    ** draw buffer stuff
    */
    if (gl_drawbuffer.modified) {
        gl_drawbuffer.modified = false;

        if (gl_state.camera_separation == 0 || !gl_state.stereo_enabled) {
            if (gl_drawbuffer.string.equalsIgnoreCase("GL_FRONT"))
                GL11.glDrawBuffer(GL11.GL_FRONT);
            else
                GL11.glDrawBuffer(GL11.GL_BACK);
        }
    }

    /*
    ** texturemode stuff
    */
    if (gl_texturemode.modified) {
        GL_TextureMode(gl_texturemode.string);
        gl_texturemode.modified = false;
    }

    if (gl_texturealphamode.modified) {
        GL_TextureAlphaMode(gl_texturealphamode.string);
        gl_texturealphamode.modified = false;
    }

    if (gl_texturesolidmode.modified) {
        GL_TextureSolidMode(gl_texturesolidmode.string);
        gl_texturesolidmode.modified = false;
    }

    /*
    ** swapinterval stuff
    */
    GL_UpdateSwapInterval();

    //
    // clear screen if desired
    //
    R_Clear();
}

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