Example usage for org.lwjgl.opengl GL11 glDrawArrays

Introduction

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

Prototype

public static void glDrawArrays(@NativeType("GLenum") int mode, @NativeType("GLint") int first,
        @NativeType("GLsizei") int count) 

Source Link

Document

Constructs a sequence of geometric primitives by successively transferring elements for count vertices.

Usage

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

public static void glhDrawArrays(int dst, int begin, int vertex_count) {
    GL11.glDrawArrays(dst, begin, vertex_count);
    theContext.incrementDrawCalls();//  w  w w  . j  ava 2  s .c om
    theContext.increaseVerticesDrawn(vertex_count);
}

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

public static void glhDrawArrays(int dst, int begin, int vertex_count) {
    GL11.glDrawArrays(dst, begin, vertex_count);
    _context.incrementDrawCalls();/*from  w ww.  j  a  v a2s.co  m*/
    _context.increaseVerticesDrawn(vertex_count);
}

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

License:Open Source License

private void render() {
    if (lastTexture != null) {
        lastTexture.bind();
    }

    data.bind();
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, index / 8);
    data.unbind();
}

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

License:Open Source License

@Override
public void renderForPicking(Matrix4f matrix, Pickable object) {
    dealWithChange();/*from w  ww. j a  va 2  s.c om*/
    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);
}

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

License:Open Source License

@Override
public void render(Matrix4f matrix, RenderStyle style) {
    Util.checkErr();//from w w  w.j  ava 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();
}

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

License:Open Source License

@Override
public void render(Matrix4f matrix, RenderStyle style) {
    dealWithChange();//  w w w.j  a v a  2  s .c  o m
    if (!visible) {
        return;
    }
    if (vertCount == 0) {
        return;
    }
    GL11.glPointSize(3f);

    int pID = Resources.loadShader("lines.vs", "lines.fs").getProgram();
    GL20.glUseProgram(pID);
    if (pID == 0) {
        return;
    }
    GL30.glBindVertexArray(vaoID);
    GL20.glEnableVertexAttribArray(0);
    GL20.glEnableVertexAttribArray(1);

    Util.checkErr();

    getContext().setMatrices(pID, matrix);
    Util.checkErr();
    GL11.glDisable(GL11.GL_DEPTH_TEST);
    GL11.glDrawArrays(GL11.GL_LINES, 0, vertCount);
    GL11.glEnable(GL11.GL_DEPTH_TEST);
    Util.checkErr();
    GL20.glDisableVertexAttribArray(1);
    GL20.glDisableVertexAttribArray(0);
    Util.checkErr();

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

}

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

License:Open Source License

@Override
public void render(Matrix4f matrix, RenderStyle style) {
    dealWithChange();/*w ww . j  a v a2s  .c o m*/
    if (vertexList.size() == 0) {
        return;
    }
    int pID = Resources.loadShader("liquid.vs", "liquid.fs").getProgram();
    GL20.glUseProgram(pID);
    int atlas = GL20.glGetUniformLocation(pID, "arraytexture");
    int normals = GL20.glGetUniformLocation(pID, "arraytexturedata");
    int colours = GL20.glGetUniformLocation(pID, "colours");
    int flows = GL20.glGetUniformLocation(pID, "flows");
    int shadow = GL20.glGetUniformLocation(pID, "shadowMap");

    GL20.glUniform1i(atlas, 0);
    GL20.glUniform1i(normals, 1);
    GL20.glUniform1i(colours, 2);
    GL20.glUniform1i(flows, 3);
    GL20.glUniform1i(shadow, 4);
    GL30.glBindVertexArray(vaoID);

    GL20.glEnableVertexAttribArray(0);
    GL20.glEnableVertexAttribArray(1);
    GL20.glEnableVertexAttribArray(2);

    getContext().setMatrices(pID, matrix);
    textureAtlas.bind(GL13.GL_TEXTURE0);
    normalAtlas.bind(GL13.GL_TEXTURE1);
    getColourTexture().bind(GL13.GL_TEXTURE2);
    getFlowTexture().bind(GL13.GL_TEXTURE3);

    getContext().bindShadowData(GL13.GL_TEXTURE4);
    getContext().bindLights(pID, GL13.GL_TEXTURE5);
    Util.setRenderStyle(pID, style);
    GL11.glDepthMask(false);
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, vertexList.size());
    GL11.glDepthMask(true);
    getContext().unbindLights();
    getContext().unbindShadowData();

    textureAtlas.unbind();
    getFlowTexture().unbind();
    getColourTexture().unbind();
    GL20.glDisableVertexAttribArray(0);
    GL20.glDisableVertexAttribArray(1);
    GL20.glDisableVertexAttribArray(2);

    GL30.glBindVertexArray(0);

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

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

License:Open Source License

@Override
public void renderShadows(Matrix4f matrix, Shadow shadow) {
    dealWithChange();//from w  w w .  j av  a  2 s .com
    if (vertexList.size() == 0) {
        return;
    }
    int pID = Resources.loadShader("terrainshadow.vs", "castshadow.fs").getProgram();
    GL20.glUseProgram(pID);
    GL30.glBindVertexArray(vaoID);

    GL20.glEnableVertexAttribArray(0);
    getContext().setShadowMatrices(pID, matrix, shadow);
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, vertexList.size());
    // System.out.println(getClass().getName()+" : "+vertexList.size()+" rendered");
    GL20.glDisableVertexAttribArray(0);
    GL30.glBindVertexArray(0);
    GL20.glUseProgram(0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL30.glBindVertexArray(0);
}

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

License:Open Source License

@Override
public void render(Matrix4f matrix, RenderStyle style) {
    dealWithChange();// ww  w  . j  a  v a2s. c  om
    if (vertexList.size() == 0) {
        return;
    }
    // GL11.glBindTexture(GL11.GL_TEXTURE_2D,
    // Resources.loadTexture("tex/blank.png").id);
    int pID = Resources.loadShader("terrain.vs", "terrain.fs").getProgram();
    GL20.glUseProgram(pID);
    int atlas = GL20.glGetUniformLocation(pID, "arraytexture");
    int colours = GL20.glGetUniformLocation(pID, "colours");
    int shadow = GL20.glGetUniformLocation(pID, "shadowMap");
    int normals = GL20.glGetUniformLocation(pID, "arraytexturedata");
    GL20.glUniform1i(atlas, 0);
    GL20.glUniform1i(colours, 1);
    GL20.glUniform1i(normals, 2);
    GL20.glUniform1i(shadow, 3);
    GL30.glBindVertexArray(vaoID);

    GL20.glEnableVertexAttribArray(0);
    GL20.glEnableVertexAttribArray(1);
    GL20.glEnableVertexAttribArray(2);
    GL20.glEnableVertexAttribArray(3);
    GL20.glBindAttribLocation(pID, 0, "in_Position");
    GL20.glBindAttribLocation(pID, 1, "in_TextureCoord");
    GL20.glBindAttribLocation(pID, 2, "in_TexIndex");
    GL20.glBindAttribLocation(pID, 3, "in_Normal");

    getContext().setMatrices(pID, matrix);
    GL20.glUniform1i(GL20.glGetUniformLocation(pID, "hidden"), hidden);
    textureAtlas.bind(GL13.GL_TEXTURE0);
    getColourTexture().bind(GL13.GL_TEXTURE1);
    normalAtlas.bind(GL13.GL_TEXTURE2);
    getContext().bindShadowData(GL13.GL_TEXTURE3);
    getContext().bindLights(pID, GL13.GL_TEXTURE4);
    Util.setRenderStyle(pID, style);
    GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, vertexList.size());
    getContext().unbindLights();
    getContext().unbindShadowData();

    textureAtlas.unbind();
    // HGMainThread.shadowMap.unbind();

    getColourTexture().unbind();
    // System.out.println(getClass().getName()+" : "+vertexList.size()+" rendered");
    GL20.glDisableVertexAttribArray(0);
    GL20.glDisableVertexAttribArray(1);
    GL20.glDisableVertexAttribArray(2);
    GL20.glDisableVertexAttribArray(3);
    GL30.glBindVertexArray(0);
    GL20.glUseProgram(0);
    GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
    GL30.glBindVertexArray(0);
}

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

License:Open Source License

@Override
public void renderForPicking(Matrix4f matrix, Pickable object) {
    dealWithChange();/*from   w ww  . j  a  va2s  . com*/
    if (vertexList.size() == 0) {
        return;
    }
    int pID = Resources.loadShader("terrainshadow.vs", "pickingmodel.fs").getProgram();
    GL20.glUseProgram(pID);
    GL30.glBindVertexArray(vaoID);
    GL20.glEnableVertexAttribArray(0);
    getContext().setMatrices(pID, matrix);
    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);
}

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