Example usage for org.lwjgl.opengl GL11 glPointSize

Introduction

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

Prototype

public static void glPointSize(@NativeType("GLfloat") float size)

Source Link

Document

Controls the rasterization of points if no vertex, tessellation control, tessellation evaluation, or geometry shader is active.

Usage

From source file:shadowmage.meim.client.gui.GuiTextureElement.java

License:Open Source License

@Override
public void drawElement(int mouseX, int mouseY) {
    int x = renderPosX + guiLeft;
    int y = renderPosY + guiTop;
    int x1 = x;//from w w  w  .  j a v  a2s.  co  m
    int y1 = y;
    int x2 = x;
    int y2 = y + height;
    int x3 = x + width;
    int y3 = y + height;
    int x4 = x + width;
    int y4 = y;

    float pixX = 1.f / (float) image.getWidth();
    float pixY = 1.f / (float) image.getHeight();
    float u1, v1, u2, v2, u3, v3, u4, v4;
    float uw, uh;

    uw = scale;//image.getWidth() * pixX * scale;
    uh = scale;

    float u = pixX * (float) viewX;
    float v = pixY * (float) viewY;
    v = v > 1 ? 1 : v;

    u1 = u;
    v1 = v;
    u2 = u;
    v2 = v + uh;
    u3 = u + uw;
    v3 = v + uh;
    u4 = u + uw;
    v4 = v;

    bindTexture();
    GL11.glBegin(GL11.GL_QUADS);

    GL11.glTexCoord2f(u1, v1);
    GL11.glVertex3f(x1, y1, 0);
    GL11.glTexCoord2f(u2, v2);
    GL11.glVertex3f(x2, y2, 0);
    GL11.glTexCoord2f(u3, v3);
    GL11.glVertex3f(x3, y3, 0);
    GL11.glTexCoord2f(u4, v4);
    GL11.glVertex3f(x4, y4, 0);

    GL11.glEnd();
    resetBoundTexture();

    GL11.glDisable(GL11.GL_TEXTURE_2D);

    GL11.glColor4f(1.f, 0.f, 0.f, 1.f);
    GL11.glPointSize(5);
    GL11.glBegin(GL11.GL_POINTS);
    GL11.glVertex3f(x, y, 0.f);
    GL11.glEnd();
    GL11.glColor4f(1.f, 1.f, 1.f, 1.f);

    GL11.glEnable(GL11.GL_TEXTURE_2D);
}

From source file:taiga.gpvm.render.ColorEntityRenderer.java

License:Open Source License

@Override
public void render(Collection<Entity> ents, int pass, ReadableMatrix4 proj, ReadableMatrix4 modelview) {
    if (pass != HardcodedValues.OPAQUE_WORLD_LAYER)
        return;/*from w  w  w .j  a v a  2  s . c o  m*/

    ARBShaderObjects.glUseProgramObjectARB(0);
    GL11.glPointSize(size);

    FloatBuffer buffer = BufferUtils.createFloatBuffer(16);
    proj.store(buffer, false);
    buffer.flip();

    GL11.glMatrixMode(GL11.GL_PROJECTION);
    GL11.glLoadMatrix(buffer);

    buffer.rewind();
    modelview.store(buffer, false);
    buffer.flip();
    GL11.glMatrixMode(GL11.GL_MODELVIEW);
    GL11.glLoadMatrix(buffer);

    GL11.glBegin(GL11.GL_POINTS);

    for (Entity ent : ents) {
        ReadableVector3f loc = ent.getBounds().getCenter();
        GL11.glVertex3f(loc.getX(), loc.getY(), loc.getZ());
        GL11.glColor3f(red, green, blue);
    }

    GL11.glEnd();
}

From source file:taiga.mcmods.buildguide.BlockMarker.java

@SubscribeEvent(priority = EventPriority.HIGHEST)
public void renderMarkers(RenderHandEvent event) {
    if (!visible)
        return;/*from w w  w.  ja v  a2s  . c o  m*/
    if (deletelist) {
        //GL11.glDeleteLists(displaylist, 0);
        //displaylist = -1;

        deletelist = false;
    }

    transformToPlayer();
    GL11.glPointSize(10);

    if (regendisplist)
        createDisplayList();
    else if (displaylist != -1)
        GL11.glCallList(displaylist);

    GL11.glPopMatrix();
}

From source file:thebounzer.org.lwgldemo.Chapter5.java

License:Open Source License

@Override
public void configure() {
    shaders.add(new GenericShader("src/main/resources/shadersCap5/shader.vert", GL20.GL_VERTEX_SHADER));
    shaders.add(new GenericShader("src/main/resources/shadersCap5/shader.frag", GL20.GL_FRAGMENT_SHADER));
    vaoId = GL30.glGenVertexArrays();//  w  w w  .j  ava  2  s .co m
    GL30.glBindVertexArray(vaoId);
    GL11.glPointSize(5.0f);
    try {
        createAndBindVertexObject(vertex);
    } catch (IOException ex) {
        Logger.getLogger(Chapter5.class.getName()).log(Level.SEVERE, null, ex);
    }
    shaderSetup();
    FloatBuffer matrixProjBuff = BufferUtils.createFloatBuffer(16);
    projMat.store(matrixProjBuff);
    matrixProjBuff.flip();
}

From source file:tk.ivybits.engine.gl.GL.java

License:Open Source License

public static void glPointSize(float a) {
    GL11.glPointSize(a);
}