示例#1
0
文件: Tile.java 项目: joaogl/Fallen
  /**
   * Method called by the World Class to render the Tile.
   *
   * @param x : location to where the Tile is going to be rendered.
   * @param y : location to where the Tile is going to be rendered.
   * @param w : instance of the World Class
   * @param ent : List of entities that emit light.
   */
  public void render(int x, int y, World w, ArrayList<Entity> ent) {
    // Binding the Uniforms to make the light effects.
    bindUniforms(w, ent);

    // Setting up OpenGL for render
    glEnable(GL_BLEND);
    glBlendFunc(GL_SRC_ALPHA, GL_ZERO);

    // Updating the Tile coordinates.
    this.x = x;
    this.y = y;
    glTranslatef(x, y, 0);
    // Activating and Binding the Tile Texture.
    glActiveTexture(GL_TEXTURE0);
    glBindTexture(GL_TEXTURE_2D, this.tex);
    // Sending the texture to the shader.
    glUniform1i(glGetUniformLocation(shade.getShader(), "texture"), 0);

    // Drawing the QUAD.
    glBegin(GL_QUADS);
    {
      glTexCoord2f(0, 0);
      glVertex2f(0, 0);

      glTexCoord2f(0, 1);
      glVertex2f(0, this.height);

      glTexCoord2f(1, 1);
      glVertex2f(this.width, this.height);

      glTexCoord2f(1, 0);
      glVertex2f(this.width, 0);
    }
    glEnd();
    // Releasing the Texture.
    glBindTexture(GL_TEXTURE_2D, 0);
    // Getting the location back to the inicial coordinates.
    glTranslatef(-x, -y, 0);

    // Disabling BLEND and releasing shader for next render.
    glDisable(GL_BLEND);
    shade.release();
    glClear(GL_STENCIL_BUFFER_BIT);
  }
示例#2
0
  public static void endRender() {
    if (isShadowPass) {
      return;
    }

    glPushMatrix();

    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
    glOrtho(0.0f, 1.0f, 0.0f, 1.0f, 0.0f, 1.0f);
    glMatrixMode(GL_MODELVIEW);
    glLoadIdentity();

    glDisable(GL_DEPTH_TEST);
    glEnable(GL_TEXTURE_2D);

    // composite

    glDisable(GL_BLEND);

    useProgram(ProgramComposite);

    glDrawBuffers(dfbDrawBuffers);

    glBindTexture(GL_TEXTURE_2D, dfbTextures.get(0));
    glActiveTexture(GL_TEXTURE1);
    glBindTexture(GL_TEXTURE_2D, dfbTextures.get(1));
    glActiveTexture(GL_TEXTURE2);
    glBindTexture(GL_TEXTURE_2D, dfbTextures.get(2));
    glActiveTexture(GL_TEXTURE3);
    glBindTexture(GL_TEXTURE_2D, dfbTextures.get(3));

    if (colorAttachments >= 5) {
      glActiveTexture(GL_TEXTURE4);
      glBindTexture(GL_TEXTURE_2D, dfbTextures.get(4));
      if (colorAttachments >= 6) {
        glActiveTexture(GL_TEXTURE5);
        glBindTexture(GL_TEXTURE_2D, dfbTextures.get(5));
        if (colorAttachments >= 7) {
          glActiveTexture(GL_TEXTURE6);
          glBindTexture(GL_TEXTURE_2D, dfbTextures.get(6));
        }
      }
    }

    if (shadowPassInterval > 0) {
      glActiveTexture(GL_TEXTURE7);
      glBindTexture(GL_TEXTURE_2D, sfbDepthTexture);
    }

    glActiveTexture(GL_TEXTURE0);

    glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
    glBegin(GL_QUADS);
    glTexCoord2f(0.0f, 0.0f);
    glVertex3f(0.0f, 0.0f, 0.0f);
    glTexCoord2f(1.0f, 0.0f);
    glVertex3f(1.0f, 0.0f, 0.0f);
    glTexCoord2f(1.0f, 1.0f);
    glVertex3f(1.0f, 1.0f, 0.0f);
    glTexCoord2f(0.0f, 1.0f);
    glVertex3f(0.0f, 1.0f, 0.0f);
    glEnd();

    // final

    glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);

    useProgram(ProgramFinal);

    glClearColor(clearColor[0], clearColor[1], clearColor[2], 1.0f);
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

    glBindTexture(GL_TEXTURE_2D, dfbTextures.get(0));
    glActiveTexture(GL_TEXTURE1);
    glBindTexture(GL_TEXTURE_2D, dfbTextures.get(1));
    glActiveTexture(GL_TEXTURE2);
    glBindTexture(GL_TEXTURE_2D, dfbTextures.get(2));
    glActiveTexture(GL_TEXTURE3);
    glBindTexture(GL_TEXTURE_2D, dfbTextures.get(3));

    if (colorAttachments >= 5) {
      glActiveTexture(GL_TEXTURE4);
      glBindTexture(GL_TEXTURE_2D, dfbTextures.get(4));
      if (colorAttachments >= 6) {
        glActiveTexture(GL_TEXTURE5);
        glBindTexture(GL_TEXTURE_2D, dfbTextures.get(5));
        if (colorAttachments >= 7) {
          glActiveTexture(GL_TEXTURE6);
          glBindTexture(GL_TEXTURE_2D, dfbTextures.get(6));
        }
      }
    }

    if (shadowPassInterval > 0) {
      glActiveTexture(GL_TEXTURE7);
      glBindTexture(GL_TEXTURE_2D, sfbDepthTexture);
    }

    glActiveTexture(GL_TEXTURE0);

    glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
    glBegin(GL_QUADS);
    glTexCoord2f(0.0f, 0.0f);
    glVertex3f(0.0f, 0.0f, 0.0f);
    glTexCoord2f(1.0f, 0.0f);
    glVertex3f(1.0f, 0.0f, 0.0f);
    glTexCoord2f(1.0f, 1.0f);
    glVertex3f(1.0f, 1.0f, 0.0f);
    glTexCoord2f(0.0f, 1.0f);
    glVertex3f(0.0f, 1.0f, 0.0f);
    glEnd();

    glEnable(GL_BLEND);

    glPopMatrix();

    useProgram(ProgramNone);
  }