Example usage for org.lwjgl.opengl GL11 glPushMatrix

List of usage examples for org.lwjgl.opengl GL11 glPushMatrix

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Introduction

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

Prototype

public static native void glPushMatrix();

Source Link

Document

Pushes the current matrix stack down by one, duplicating the current matrix in both the top of the stack and the entry below it.

Usage

From source file:com.gameminers.mav.render.Rendering.java

License:Open Source License

public static void drawPolygon(float x, float y, float radius, float r, float g, float b, float a, int count,
        float z) {
    GL11.glPushMatrix();
    GL11.glDisable(GL11.GL_TEXTURE_2D);//w  w w . j a  va2s.c o  m
    GL11.glTranslatef(x, y, z);
    GL11.glColor4f(r, g, b, a);
    GL11.glBegin(GL11.GL_POLYGON);
    for (int i = 0; i < count; ++i) {
        GL11.glVertex2d(Math.sin(i / ((double) count) * 2 * Math.PI) * (radius),
                Math.cos(i / ((double) count) * 2 * Math.PI) * (radius));
    }
    GL11.glEnd();
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glPopMatrix();
}

From source file:com.gameminers.mav.render.Rendering.java

License:Open Source License

public static void drawTriangle(float x, float y, float radius, float r, float g, float b, float a, float z) {
    GL11.glPushMatrix();
    GL11.glDisable(GL11.GL_TEXTURE_2D);/*from   ww  w .  j  ava  2  s . c om*/
    GL11.glTranslatef(x, y, z);
    GL11.glColor4f(r, g, b, a);
    GL11.glBegin(GL11.GL_TRIANGLES);
    for (int i = 0; i < 3; ++i) {
        GL11.glVertex2d(Math.sin(i / ((double) 3) * 2 * Math.PI) * (radius),
                Math.cos(i / 3D * 2 * Math.PI) * (radius));
    }
    GL11.glEnd();
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glPopMatrix();
}

From source file:com.gameminers.mav.render.Rendering.java

License:Open Source License

public static void drawRectangle(float x, float y, float width, float height, float r, float g, float b,
        float a, float z) {
    GL11.glPushMatrix();
    GL11.glDisable(GL11.GL_TEXTURE_2D);/*  ww w .j a  v  a  2 s .c om*/
    GL11.glTranslatef(0, 0, z);
    GL11.glColor4f(r, g, b, a);
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glVertex2f(x, y);
    GL11.glVertex2f(x + width, y);
    GL11.glVertex2f(x + width, y + height);
    GL11.glVertex2f(x, y + height);
    GL11.glEnd();
    GL11.glEnable(GL11.GL_TEXTURE_2D);
    GL11.glPopMatrix();
}

From source file:com.github.begla.blockmania.game.blueprints.BlockGrid.java

License:Apache License

public void render() {
    glEnable(GL_BLEND);//from ww  w .  ja v a2s.  c  o  m
    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

    for (int i = 0; i < 2; i++) {
        if (i == 0) {
            glColorMask(false, false, false, false);
        } else {
            glColorMask(true, true, true, true);
        }

        for (BlockPosition gp : _gridPositions) {
            GL11.glPushMatrix();

            Vector3f r = _parent.getWorldProvider().getRenderingReferencePoint();

            GL11.glTranslatef(gp.x - r.x, gp.y - r.y, gp.z - r.z);
            GL11.glCallList(_blockDisplayList);

            GL11.glPopMatrix();
        }
    }

    glDisable(GL11.GL_BLEND);
}

From source file:com.github.begla.blockmania.world.chunk.Chunk.java

License:Apache License

/**
 * Draws the opaque or translucent elements of a chunk.
 *
 * @param type The type of vertices to render
 *///from   w  w  w .  j a va2s .  c om
public void render(ChunkMesh.RENDER_TYPE type) {
    GL11.glPushMatrix();
    GL11.glTranslatef(getPosition().x * getChunkDimensionX() - _parent.getRenderingReferencePoint().x,
            getPosition().y * getChunkDimensionY() - _parent.getRenderingReferencePoint().y,
            getPosition().z * getChunkDimensionZ() - _parent.getRenderingReferencePoint().z);

    // Render the generated chunk mesh
    if (_activeMesh != null) {
        _activeMesh.render(type);
    }

    GL11.glPopMatrix();
}

From source file:com.github.begla.blockmania.world.physics.BulletPhysicsRenderer.java

License:Apache License

public void render() {
    for (BlockRigidBody b : _blocks) {
        Transform t = new Transform();
        b.getMotionState().getWorldTransform(t);

        GL11.glPushMatrix();

        FloatBuffer mBuffer = BufferUtils.createFloatBuffer(16);
        float[] mFloat = new float[16];
        t.getOpenGLMatrix(mFloat);/*from  ww  w  .j  a va 2  s  .c o  m*/

        mBuffer.put(mFloat);
        mBuffer.flip();

        GL11.glTranslatef(-_parent.getPlayer().getPosition().x, -_parent.getPlayer().getPosition().y,
                -_parent.getPlayer().getPosition().z);
        GL11.glMultMatrix(mBuffer);

        float lightValue = calcLightValueForTransform(t);
        int lightRef = GL20.glGetUniformLocation(ShaderManager.getInstance().getShader("block"), "light");
        GL20.glUniform1f(lightRef, lightValue);

        BlockManager.getInstance().getBlock(b.getType()).render();
        GL11.glPopMatrix();
    }
}

From source file:com.golden.gamedev.engine.lwjgl.LWJGLGraphics.java

License:Open Source License

/** ************************************************************************* */

public boolean drawImage(Image img, int x, int y, ImageObserver observer) {
    this.startPainting();

    // store the current model matrix
    GL11.glPushMatrix();

    // bind to the appropriate texture for this sprite
    Texture texture = this.textureLoader.getTexture((BufferedImage) img);
    texture.bind();/*w w w.j a v a2s  . c o  m*/

    // translate to the right location and prepare to draw
    GL11.glTranslatef(x, y, 0);

    // draw a quad textured to match the sprite
    GL11.glBegin(GL11.GL_QUADS);
    GL11.glTexCoord2f(0, 0);
    GL11.glVertex2f(0, 0);

    GL11.glTexCoord2f(0, texture.getHeight());
    GL11.glVertex2f(0, texture.getImageHeight());

    GL11.glTexCoord2f(texture.getWidth(), texture.getHeight());
    GL11.glVertex2f(texture.getImageWidth(), texture.getImageHeight());

    GL11.glTexCoord2f(texture.getWidth(), 0);
    GL11.glVertex2f(texture.getImageWidth(), 0);
    GL11.glEnd();

    // restore the model view matrix to prevent contamination
    GL11.glPopMatrix();

    this.endPainting();

    return true;
}

From source file:com.golden.gamedev.engine.lwjgl.LWJGLGraphics.java

License:Open Source License

public boolean drawImage(Image img, int x, int y, int width, int height, ImageObserver observer) {
    this.startPainting();

    GL11.glPushMatrix();

    Texture texture = this.textureLoader.getTexture((BufferedImage) img);
    texture.bind();/*from   w  ww .  j  a v a 2  s  . c o m*/

    GL11.glTranslatef(x, y, 0);

    GL11.glBegin(GL11.GL_QUADS);
    GL11.glTexCoord2f(0, 0);
    GL11.glVertex2f(0, 0);

    GL11.glTexCoord2f(0, texture.getHeight());
    GL11.glVertex2f(0, height);

    GL11.glTexCoord2f(texture.getWidth(), texture.getHeight());
    GL11.glVertex2f(width, height);

    GL11.glTexCoord2f(texture.getWidth(), 0);
    GL11.glVertex2f(width, 0);
    GL11.glEnd();

    GL11.glPopMatrix();

    this.endPainting();

    return true;
}

From source file:com.golden.gamedev.engine.lwjgl.LWJGLGraphics.java

License:Open Source License

public boolean drawImage(Image img, AffineTransform transform, ImageObserver obs) {
    transform.getMatrix(LWJGLGraphics.affineMatrix);

    LWJGLGraphics.glMatrix.rewind();/*w ww.  ja  va2s.  co m*/
    LWJGLGraphics.glMatrix.put((float) LWJGLGraphics.affineMatrix[0]).put((float) LWJGLGraphics.affineMatrix[1])
            .put(0).put(0);
    LWJGLGraphics.glMatrix.put((float) LWJGLGraphics.affineMatrix[2]).put((float) LWJGLGraphics.affineMatrix[3])
            .put(0).put(0);
    LWJGLGraphics.glMatrix.put(0).put(0).put(1).put(0);
    LWJGLGraphics.glMatrix.put((float) LWJGLGraphics.affineMatrix[4]).put((float) LWJGLGraphics.affineMatrix[5])
            .put(0).put(1);
    LWJGLGraphics.glMatrix.rewind();

    GL11.glPushMatrix();
    GL11.glMultMatrix(LWJGLGraphics.glMatrix);

    this.drawImage(img, 0, 0, null);

    GL11.glPopMatrix();

    return true;
}

From source file:com.hea3ven.colladamodel.client.model.Geometry.java

License:Open Source License

public void render(Tessellator tessellator) {
    GL11.glPushMatrix();

    for (Transform trans : transforms.values()) {
        trans.apply();/*from www .j  a  v  a  2  s.  c o  m*/
    }

    for (Face face : faces) {
        face.render(tessellator);
    }

    GL11.glPopMatrix();
}