Example usage for org.lwjgl.opengl GL20 glEnableVertexAttribArray

List of usage examples for org.lwjgl.opengl GL20 glEnableVertexAttribArray

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Introduction

In this page you can find the example usage for org.lwjgl.opengl GL20 glEnableVertexAttribArray.

Prototype

public static void glEnableVertexAttribArray(@NativeType("GLuint") int index)

Source Link

Document

Enables a generic vertex attribute array.

Usage

From source file:com.github.kajdreef.mazerunnermvn.Object.GameObject.java

/**
 * Render the Object./*from  w  w w .  j  a  va 2s . c o  m*/
 */
public void render() {
    FloatBuffer matrix44Buffer = BufferUtils.createFloatBuffer(16);
    modelMatrix.store(matrix44Buffer);
    matrix44Buffer.flip();
    GL20.glUniformMatrix4(ShaderProgram.getMML(), false, matrix44Buffer);

    // Bind the texture
    GL13.glActiveTexture(GL13.GL_TEXTURE0);
    GL11.glBindTexture(GL11.GL_TEXTURE_2D, texId);

    // Bind to the VAO that has all the information about the quad vertices
    GL30.glBindVertexArray(vaoId);
    GL20.glEnableVertexAttribArray(0);
    GL20.glEnableVertexAttribArray(1);
    GL20.glEnableVertexAttribArray(2);

    // Bind to the index VBO that has all the information about the order of the vertices
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vboIndicesId);

    // Draw the vertices
    GL11.glDrawElements(GL11.GL_TRIANGLES, indicesData.length, GL11.GL_UNSIGNED_BYTE, 0);

    // Put everything back to default (deselect)
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
    GL20.glDisableVertexAttribArray(2);
    GL20.glDisableVertexAttribArray(1);
    GL20.glDisableVertexAttribArray(0);
    GL30.glBindVertexArray(0);
}

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

/** enable the attributes */
public void enableAttribute(int id) {
    GL20.glEnableVertexAttribArray(id);
}

From source file:com.kauridev.lunarfever.graphics.VertexArray.java

License:Open Source License

public void bind() {
    int offset = 0;
    int stride = totalNumComponents * 4;

    for (VertexAttribute attribute : attributes) {
        buffer.position(offset);//  w w w .j  a  va 2  s  . c  om
        GL20.glEnableVertexAttribArray(attribute.location);
        GL20.glVertexAttribPointer(attribute.location, attribute.numComponents, false, stride, buffer);
        offset += attribute.numComponents;
    }
}

From source file:com.opengrave.og.base.Renderable2D.java

License:Open Source License

@Override
public void renderForPicking(Matrix4f matrix, Pickable object) {
    dealWithChange();/*from   w w w.j  a  va  2s. co m*/
    if (vertexList.size() == 0) {
        return;
    }
    int pID = Resources.loadShader("pickinggui.vs", "pickinggui.fs").getProgram();
    GL20.glUseProgram(pID);
    GL30.glBindVertexArray(vaoID);
    GL20.glEnableVertexAttribArray(0);
    Util.setMatrices(pID, location2d);
    Picking.registerObject(pID, getContext(), object);
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, vertexList.size());
    GL20.glDisableVertexAttribArray(0);
    GL30.glBindVertexArray(0);
    GL20.glUseProgram(0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL30.glBindVertexArray(0);
}

From source file:com.opengrave.og.base.Renderable2D.java

License:Open Source License

@Override
public void render(Matrix4f matrix, RenderStyle style) {
    Util.checkErr();/*  w w w.  j  av a  2 s .  c o  m*/
    dealWithChange();
    Util.checkErr();
    if (vertexList.size() == 0) {
        return;
    }
    int pID = Resources.loadShader("gui.vs", "gui.fs").getProgram();
    GL20.glUseProgram(pID);
    GL30.glBindVertexArray(vaoID);
    GL20.glEnableVertexAttribArray(0);
    GL20.glEnableVertexAttribArray(1);
    GL20.glEnableVertexAttribArray(2);
    Util.checkErr();
    if (texture != null) {
        texture.bind(GL13.GL_TEXTURE0);
    }
    Util.setMatrices(pID, location2d);
    Util.checkErr();

    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, vertexList.size());
    Util.checkErr();
    if (texture != null) {
        texture.unbind();
    }
    GL20.glDisableVertexAttribArray(0);
    GL20.glDisableVertexAttribArray(1);
    GL20.glDisableVertexAttribArray(2);
    Util.checkErr();

    GL30.glBindVertexArray(0);
    GL20.glUseProgram(0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL30.glBindVertexArray(0);
    Util.checkErr();
}

From source file:com.opengrave.og.base.Renderable3D.java

License:Open Source License

@Override
public void render(Matrix4f matrix, RenderStyle style) {
    dealWithChange();/*  ww w  .  j av  a 2  s .  co  m*/
    int pID = Resources.loadShader("model.vs", "model.fs").getProgram();
    GL20.glUseProgram(pID);
    int texture = GL20.glGetUniformLocation(pID, "texture");
    int shadow = GL20.glGetUniformLocation(pID, "shadowMap");
    GL20.glUniform1i(texture, 0);
    GL20.glUniform1i(shadow, 1);
    GL30.glBindVertexArray(vao_ID);
    GL20.glEnableVertexAttribArray(0);
    GL20.glEnableVertexAttribArray(1);
    GL20.glEnableVertexAttribArray(2);
    GL20.glBindAttribLocation(pID, 0, "in_Position");
    GL20.glBindAttribLocation(pID, 1, "in_Normal");
    GL20.glBindAttribLocation(pID, 2, "in_TextureCoord");

    Util.checkErr();
    if (matList != null && matList.valid()) {
        matList.bind(pID, GL13.GL_TEXTURE0);
        Util.loadMaterials(matList, pID);

    }
    Util.checkErr();
    getContext().setMatrices(pID, matrix);
    getContext().bindShadowData(GL13.GL_TEXTURE2);
    getContext().bindLights(pID, GL13.GL_TEXTURE3);
    Util.setRenderStyle(pID, style);

    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vbo_index_ID);
    GL11.glDrawElements(GL11.GL_TRIANGLES, indexCount, GL11.GL_UNSIGNED_INT, 0);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
    getContext().unbindLights();
    getContext().unbindShadowData();

    if (matList != null && matList.valid()) {
        matList.unbind();
    }
    Util.checkErr();

    GL20.glDisableVertexAttribArray(0);
    GL20.glDisableVertexAttribArray(1);
    GL20.glDisableVertexAttribArray(2);
    Util.checkErr();

    GL20.glUseProgram(0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL30.glBindVertexArray(0);
}

From source file:com.opengrave.og.base.Renderable3D.java

License:Open Source License

@Override
public void renderShadows(Matrix4f matrix, Shadow shadow) {
    dealWithChange();/*from ww w  .j  av  a 2  s.c  om*/

    int pID = Resources.loadShader("model.vs", "castshadow.fs").getProgram();
    GL20.glUseProgram(pID);
    GL30.glBindVertexArray(vao_ID);
    GL20.glEnableVertexAttribArray(0);
    GL20.glBindAttribLocation(pID, 0, "in_Position");

    Util.checkErr();
    getContext().setShadowMatrices(pID, matrix, shadow);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vbo_index_ID);
    GL11.glDrawElements(GL11.GL_TRIANGLES, indexCount, GL11.GL_UNSIGNED_INT, 0);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
    Util.checkErr();

    GL20.glDisableVertexAttribArray(0);
    Util.checkErr();

    GL20.glUseProgram(0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL30.glBindVertexArray(0);
}

From source file:com.opengrave.og.base.Renderable3D.java

License:Open Source License

@Override
public void renderForPicking(Matrix4f matrix, Pickable object) {
    dealWithChange();/*from w ww . ja va2s  .  com*/
    int pID = Resources.loadShader("model.vs", "pickingmodel.fs").getProgram();
    GL20.glUseProgram(pID);
    GL30.glBindVertexArray(vao_ID);
    GL20.glEnableVertexAttribArray(0);
    GL20.glBindAttribLocation(pID, 0, "in_Position");

    Util.checkErr();
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vbo_index_ID);
    getContext().setMatrices(pID, matrix);
    Picking.registerObject(pID, getContext(), object);
    GL11.glDrawElements(GL11.GL_TRIANGLES, indexCount, GL11.GL_UNSIGNED_INT, 0);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
    Util.checkErr();

    GL20.glDisableVertexAttribArray(0);
    Util.checkErr();

    GL20.glUseProgram(0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL30.glBindVertexArray(0);
}

From source file:com.opengrave.og.base.RenderableBoneAnimated.java

License:Open Source License

@Override
public void render(Matrix4f matrix, RenderStyle style) {
    // if (!visible) {
    // return;//from   w  w w . j  a  va2 s . c om
    // }
    GL11.glDisable(GL11.GL_CULL_FACE); // TODO Enable Face Culling, and be
    // absolutely sure that all tris are
    // facing the correct way
    dealWithChange();

    int pID = Resources.loadShader("animmodel.vs", "animmodel.fs").getProgram();
    GL20.glUseProgram(pID);
    int texture = GL20.glGetUniformLocation(pID, "texture");
    int shadow = GL20.glGetUniformLocation(pID, "shadowMap");
    GL20.glUniform1i(texture, 0);
    GL20.glUniform1i(shadow, 1);
    GL30.glBindVertexArray(vao_ID);
    GL20.glBindAttribLocation(pID, 0, "in_Position");
    GL20.glBindAttribLocation(pID, 1, "in_Normal");
    GL20.glBindAttribLocation(pID, 2, "in_TextureCoord");
    GL20.glBindAttribLocation(pID, 3, "in_BoneID");
    GL20.glBindAttribLocation(pID, 4, "in_BoneWeight");

    GL20.glEnableVertexAttribArray(0);
    GL20.glEnableVertexAttribArray(1);
    GL20.glEnableVertexAttribArray(2);
    GL20.glEnableVertexAttribArray(3);
    GL20.glEnableVertexAttribArray(4);
    if (matList != null && matList.valid()) {
        matList.bind(pID, GL13.GL_TEXTURE0);
        Util.loadMaterials(matList, pID);

    }
    setBonesUniform(pID);

    getContext().setMatrices(pID, matrix);
    getContext().bindShadowData(GL13.GL_TEXTURE2);
    getContext().bindLights(pID, GL13.GL_TEXTURE3);
    Util.setRenderStyle(pID, style);
    // GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, vertCount);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vbo_index_ID);
    GL11.glDrawElements(GL11.GL_TRIANGLES, indexCount, GL11.GL_UNSIGNED_INT, 0);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
    getContext().unbindLights();
    getContext().unbindShadowData();
    if (matList != null && matList.valid()) {
        matList.unbind();
    }
    GL20.glDisableVertexAttribArray(0);
    GL20.glDisableVertexAttribArray(1);
    GL20.glDisableVertexAttribArray(2);
    GL20.glDisableVertexAttribArray(3);
    GL20.glDisableVertexAttribArray(4);

    GL20.glUseProgram(0);
    GL30.glBindVertexArray(0);

    GL11.glEnable(GL11.GL_CULL_FACE);
}

From source file:com.opengrave.og.base.RenderableBoneAnimated.java

License:Open Source License

@Override
public void renderShadows(Matrix4f matrix, Shadow shadow) {
    // if (!visible) {
    // return;/*w w  w . j a  v a 2s. co m*/
    // }
    dealWithChange();

    int pID = Resources.loadShader("animmodel.vs", "animmodel.fs").getProgram();
    GL20.glUseProgram(pID);
    GL30.glBindVertexArray(vao_ID);
    GL20.glBindAttribLocation(pID, 0, "in_Position");
    GL20.glBindAttribLocation(pID, 3, "in_BoneID");
    GL20.glBindAttribLocation(pID, 4, "in_BoneWeight");

    GL20.glEnableVertexAttribArray(0);
    GL20.glEnableVertexAttribArray(3);
    GL20.glEnableVertexAttribArray(4);
    setBonesUniform(pID);
    getContext().setShadowMatrices(pID, matrix, shadow);
    // GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, vertCount);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vbo_index_ID);
    GL11.glDrawElements(GL11.GL_TRIANGLES, indexCount, GL11.GL_UNSIGNED_INT, 0);
    GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);

    GL20.glDisableVertexAttribArray(0);
    GL20.glDisableVertexAttribArray(3);
    GL20.glDisableVertexAttribArray(4);

    GL20.glUseProgram(0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL30.glBindVertexArray(0);

}