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C++ GstGLFuncs::DisableClientState方法代码示例

本文整理汇总了C++中GstGLFuncs::DisableClientState方法的典型用法代码示例。如果您正苦于以下问题：C++ GstGLFuncs::DisableClientState方法的具体用法？C++ GstGLFuncs::DisableClientState怎么用？C++ GstGLFuncs::DisableClientState使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类GstGLFuncs的用法示例。


在下文中一共展示了GstGLFuncs::DisableClientState方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: sizeof

static void
gst_gl_filter_glass_draw_video_plane (GstGLFilter * filter,
    gint width, gint height, guint texture,
    gfloat center_x, gfloat center_y,
    gfloat start_alpha, gfloat stop_alpha, gboolean reversed, gfloat rotation)
{
  GstGLFilterGlass *glass_filter = GST_GL_FILTER_GLASS (filter);
  GstGLFuncs *gl = GST_GL_BASE_FILTER (filter)->context->gl_vtable;

  gfloat topy = reversed ? center_y - 1.0f : center_y + 1.0f;
  gfloat bottomy = reversed ? center_y + 1.0f : center_y - 1.0f;

/* *INDENT-OFF* */
  gfloat mesh[] = {
 /*|           Vertex          |TexCoord0|      Colour               |*/
    center_x-1.6, topy,    0.0, 0.0, 1.0, 1.0, 1.0, 1.0, start_alpha,
    center_x+1.6, topy,    0.0, 1.0, 1.0, 1.0, 1.0, 1.0, start_alpha,
    center_x+1.6, bottomy, 0.0, 1.0, 0.0, 1.0, 1.0, 1.0, stop_alpha,
    center_x-1.6, bottomy, 0.0, 0.0, 0.0, 1.0, 1.0, 1.0, stop_alpha,
  };
/* *INDENT-ON* */

  GLushort indices[] = {
    0, 1, 2,
    0, 2, 3
  };

  gl->ActiveTexture (GL_TEXTURE0);
  gl->BindTexture (GL_TEXTURE_2D, texture);

  gst_gl_shader_set_uniform_1i (glass_filter->shader, "tex", 0);
  gst_gl_shader_set_uniform_1f (glass_filter->shader, "yrot", rotation);
  gst_gl_shader_set_uniform_1f (glass_filter->shader, "aspect",
      (gfloat) width / (gfloat) height);

  gl->ClientActiveTexture (GL_TEXTURE0);
  gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->EnableClientState (GL_VERTEX_ARRAY);
  gl->EnableClientState (GL_COLOR_ARRAY);

  gl->VertexPointer (3, GL_FLOAT, 9 * sizeof (gfloat), mesh);
  gl->TexCoordPointer (2, GL_FLOAT, 9 * sizeof (gfloat), &mesh[3]);
  gl->ColorPointer (4, GL_FLOAT, 9 * sizeof (gfloat), &mesh[5]);

  gl->DrawElements (GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, indices);

  gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->DisableClientState (GL_VERTEX_ARRAY);
  gl->DisableClientState (GL_COLOR_ARRAY);
}
开发者ID:Distrotech，项目名称:gst-plugins-bad，代码行数:50，代码来源:gstglfilterglass.c

示例2: gluLookAt

static void
_callback_opengl (gint width, gint height, guint texture, gpointer stuff)
{
  GstGLFilterCube *cube_filter = GST_GL_FILTER_CUBE (stuff);
  GstGLFilter *filter = GST_GL_FILTER (stuff);
  GstGLFuncs *gl = filter->context->gl_vtable;

  static GLfloat xrot = 0;
  static GLfloat yrot = 0;
  static GLfloat zrot = 0;

/* *INDENT-OFF* */
  const GLfloat v_vertices[] = {
 /*|     Vertex     | TexCoord |*/ 
    /* front face */
     1.0,  1.0, -1.0, 0.0, 0.0,
     1.0, -1.0, -1.0, 1.0, 0.0,
    -1.0, -1.0, -1.0, 1.0, 1.0,
    -1.0,  1.0, -1.0, 0.0, 1.0,
    /* back face */
    -1.0,  1.0,  1.0, 0.0, 0.0,
    -1.0, -1.0,  1.0, 1.0, 0.0,
     1.0, -1.0,  1.0, 1.0, 1.0,
     1.0,  1.0,  1.0, 0.0, 1.0,
    /* right face */
    -1.0,  1.0, -1.0, 0.0, 0.0,
    -1.0, -1.0, -1.0, 1.0, 0.0,
    -1.0, -1.0,  1.0, 1.0, 1.0,
    -1.0,  1.0,  1.0, 0.0, 1.0,
    /* left face */
     1.0,  1.0,  1.0, 0.0, 0.0,
     1.0, -1.0,  1.0, 1.0, 0.0,
     1.0, -1.0, -1.0, 1.0, 1.0,
     1.0,  1.0, -1.0, 0.0, 1.0,
    /* top face */
     1.0,  1.0,  1.0, 0.0, 0.0,
     1.0,  1.0, -1.0, 1.0, 0.0,
    -1.0,  1.0, -1.0, 1.0, 1.0,
    -1.0,  1.0,  1.0, 0.0, 1.0,
    /* bottom face */
     1.0, -1.0,  1.0, 0.0, 0.0,
     1.0, -1.0, -1.0, 1.0, 0.0,
    -1.0, -1.0, -1.0, 1.0, 1.0,
    -1.0, -1.0,  1.0, 0.0, 1.0,
  };
/* *INDENT-ON* */

  GLushort indices[] = {
    0, 1, 2,
    0, 2, 3,
    4, 5, 6,
    4, 6, 7,
    8, 9, 10,
    8, 10, 11,
    12, 13, 14,
    12, 14, 15,
    16, 17, 18,
    16, 18, 19,
    20, 21, 22,
    20, 22, 23
  };

  gl->Enable (GL_DEPTH_TEST);

  gl->Enable (GL_TEXTURE_2D);
  gl->BindTexture (GL_TEXTURE_2D, texture);

  gl->ClearColor (cube_filter->red, cube_filter->green, cube_filter->blue, 0.0);
  gl->Clear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);

  gl->MatrixMode (GL_PROJECTION);
  gluLookAt (0.0, 0.0, -6.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
  gl->MatrixMode (GL_MODELVIEW);
  gl->LoadIdentity ();

//  gl->Translatef (0.0f, 0.0f, -5.0f);

  gl->Rotatef (xrot, 1.0f, 0.0f, 0.0f);
  gl->Rotatef (yrot, 0.0f, 1.0f, 0.0f);
  gl->Rotatef (zrot, 0.0f, 0.0f, 1.0f);

  gl->ClientActiveTexture (GL_TEXTURE0);
  gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->EnableClientState (GL_VERTEX_ARRAY);

  gl->VertexPointer (3, GL_FLOAT, 5 * sizeof (float), v_vertices);
  gl->TexCoordPointer (2, GL_FLOAT, 5 * sizeof (float), &v_vertices[3]);

  gl->DrawElements (GL_TRIANGLES, 36, GL_UNSIGNED_SHORT, indices);

  gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->DisableClientState (GL_VERTEX_ARRAY);

  gl->Disable (GL_DEPTH_TEST);

  xrot += 0.3f;
  yrot += 0.2f;
  zrot += 0.4f;
}
开发者ID:Lachann，项目名称:gst-plugins-bad，代码行数:99，代码来源:gstglfiltercube.c

示例3: 

//opengl scene, params: input texture (not the output filter->texture)
static void
gst_gl_deinterlace_callback (gint width, gint height, guint texture,
    gpointer stuff)
{
  GstGLDeinterlace *deinterlace_filter = GST_GL_DEINTERLACE (stuff);
  GstGLFilter *filter = GST_GL_FILTER (stuff);
  GstGLFuncs *gl = GST_GL_BASE_FILTER (filter)->context->gl_vtable;
  guint temp;

  GLfloat verts[] = { -1.0, -1.0,
    1.0, -1.0,
    1.0, 1.0,
    -1.0, 1.0
  };
  GLfloat texcoords0[] = { 0.0f, 0.0f,
    1.0f, 0.0f,
    1.0f, 1.0f,
    0.0f, 1.0f
  };
  GLfloat texcoords1[] = { 0.0f, 0.0f,
    1.0f, 0.0f,
    1.0f, 1.0f,
    0.0f, 1.0f
  };

  gl->MatrixMode (GL_PROJECTION);
  gl->LoadIdentity ();

  gst_gl_shader_use (deinterlace_filter->shader);

  if (G_UNLIKELY (deinterlace_filter->prev_tex == 0)) {
    gst_gl_context_gen_texture (GST_GL_BASE_FILTER (filter)->context,
        &deinterlace_filter->prev_tex,
        GST_VIDEO_INFO_FORMAT (&filter->out_info),
        GST_VIDEO_INFO_WIDTH (&filter->out_info),
        GST_VIDEO_INFO_HEIGHT (&filter->out_info));
  } else {
    gl->ActiveTexture (GL_TEXTURE1);
    gst_gl_shader_set_uniform_1i (deinterlace_filter->shader, "tex_prev", 1);
    gl->BindTexture (GL_TEXTURE_2D, deinterlace_filter->prev_tex);
  }

  gl->ActiveTexture (GL_TEXTURE0);
  gst_gl_shader_set_uniform_1i (deinterlace_filter->shader, "tex", 0);

  gst_gl_shader_set_uniform_1f (deinterlace_filter->shader, "max_comb",
      5.0f / 255.0f);
  gst_gl_shader_set_uniform_1f (deinterlace_filter->shader, "motion_threshold",
      25.0f / 255.0f);
  gst_gl_shader_set_uniform_1f (deinterlace_filter->shader, "motion_sense",
      30.0f / 255.0f);

  gst_gl_shader_set_uniform_1f (deinterlace_filter->shader, "width",
      GST_VIDEO_INFO_WIDTH (&filter->out_info));
  gst_gl_shader_set_uniform_1f (deinterlace_filter->shader, "height",
      GST_VIDEO_INFO_HEIGHT (&filter->out_info));

  gl->ClientActiveTexture (GL_TEXTURE0);

  gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->EnableClientState (GL_VERTEX_ARRAY);

  gl->VertexPointer (2, GL_FLOAT, 0, &verts);
  gl->TexCoordPointer (2, GL_FLOAT, 0, &texcoords0);

  gl->ClientActiveTexture (GL_TEXTURE1);
  gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->TexCoordPointer (2, GL_FLOAT, 0, &texcoords1);

  gl->DrawArrays (GL_TRIANGLE_FAN, 0, 4);

  gl->DisableClientState (GL_VERTEX_ARRAY);
  gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);

  gl->ClientActiveTexture (GL_TEXTURE0);
  gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);

  if (texture == filter->in_tex_id) {
    temp = filter->in_tex_id;
    filter->in_tex_id = deinterlace_filter->prev_tex;
    deinterlace_filter->prev_tex = temp;
  } else {
    deinterlace_filter->prev_tex = texture;
  }
}
开发者ID:Haifen，项目名称:gst-plugins-bad，代码行数:86，代码来源:gstgldeinterlace.c

示例4: gluLookAt


//.........这里部分代码省略.........
  GLushort indices[] = {
    0, 1, 2,
    0, 2, 3,
    4, 5, 6,
    4, 6, 7,
    8, 9, 10,
    8, 10, 11,
    12, 13, 14,
    12, 14, 15,
    16, 17, 18,
    16, 18, 19,
    20, 21, 22,
    20, 22, 23
  };

/* *INDENT-ON* */

  gl = GST_GL_FILTER (bumper)->context->gl_vtable;

  //eye point
  gl->MatrixMode (GL_PROJECTION);
  gluLookAt (0.0, 0.0, -6.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
  gl->MatrixMode (GL_MODELVIEW);

  //scene conf
  gl->Enable (GL_DEPTH_TEST);
  gl->DepthFunc (GL_LEQUAL);
  gl->Hint (GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);

  gl->ShadeModel (GL_SMOOTH);

  //set the lights
  gl->Lightfv (GL_LIGHT0, GL_POSITION, light_direction0);
  gl->Lightfv (GL_LIGHT0, GL_DIFFUSE, light_diffuse0);
  gl->Lightfv (GL_LIGHT1, GL_POSITION, light_direction1);
  gl->Lightfv (GL_LIGHT1, GL_DIFFUSE, light_diffuse1);
  gl->Materialfv (GL_FRONT, GL_DIFFUSE, mat_diffuse);
  gl->ColorMaterial (GL_FRONT_AND_BACK, GL_DIFFUSE);
  gl->Enable (GL_COLOR_MATERIAL);
  gl->Enable (GL_LIGHTING);
  gl->Enable (GL_LIGHT0);
  gl->Enable (GL_LIGHT1);
  //configure shader
  gst_gl_shader_use (bumper->shader);
  locTangent =
      gst_gl_shader_get_attribute_location (bumper->shader, "aTangent");

  //set the normal map
  gl->ActiveTexture (GL_TEXTURE1);
  gst_gl_shader_set_uniform_1i (bumper->shader, "texture1", 1);
  gl->BindTexture (GL_TEXTURE_2D, bumper->bumpmap);

  //set the video texture
  gl->ActiveTexture (GL_TEXTURE0);
  gst_gl_shader_set_uniform_1i (bumper->shader, "texture0", 0);
  gl->BindTexture (GL_TEXTURE_2D, texture);

  gl->Rotatef (xrot, 1.0f, 0.0f, 0.0f);
  gl->Rotatef (yrot, 0.0f, 1.0f, 0.0f);
  gl->Rotatef (zrot, 0.0f, 0.0f, 1.0f);

  gl->EnableVertexAttribArray (locTangent);

  gl->ClientActiveTexture (GL_TEXTURE0);
  gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->EnableClientState (GL_VERTEX_ARRAY);
  gl->EnableClientState (GL_NORMAL_ARRAY);

  gl->VertexAttribPointer (locTangent, 3, GL_FLOAT, 0, sizeof (MeshData),
      &mesh[0].va0);
  gl->VertexPointer (3, GL_FLOAT, sizeof (MeshData), &mesh[0].x);
  gl->NormalPointer (GL_FLOAT, sizeof (MeshData), &mesh[0].nx);
  gl->TexCoordPointer (2, GL_FLOAT, sizeof (MeshData), &mesh[0].s0);

  gl->ClientActiveTexture (GL_TEXTURE1);
  gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->TexCoordPointer (2, GL_FLOAT, sizeof (MeshData), &mesh[0].s1);

  gl->DrawElements (GL_TRIANGLES, 36, GL_UNSIGNED_SHORT, indices);

  gl->DisableClientState (GL_VERTEX_ARRAY);
  gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);
  gl->DisableClientState (GL_NORMAL_ARRAY);

  gl->ClientActiveTexture (GL_TEXTURE0);
  gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);

  gl->DisableVertexAttribArray (locTangent);

  gst_gl_context_clear_shader (context);

  gl->Disable (GL_LIGHT0);
  gl->Disable (GL_LIGHT1);
  gl->Disable (GL_LIGHTING);
  gl->Disable (GL_COLOR_MATERIAL);

  xrot += 1.0f;
  yrot += 0.9f;
  zrot += 0.6f;
}
开发者ID:Lachann，项目名称:gst-plugins-bad，代码行数:101，代码来源:gstglbumper.c

示例5: sizeof

/**
 * gst_gl_filter_draw_texture:
 * @filter: a #GstGLFilter
 * @texture: the texture to draw
 * @width: width of @texture
 * @height: height of texture
 *
 * Draws @texture into the OpenGL scene at the specified @width and @height.
 */
void
gst_gl_filter_draw_texture (GstGLFilter * filter, GLuint texture,
    guint width, guint height)
{
  GstGLContext *context = filter->context;
  GstGLFuncs *gl = context->gl_vtable;

  GST_DEBUG ("drawing texture:%u dimensions:%ux%u", texture, width, height);

#if GST_GL_HAVE_OPENGL
  if (gst_gl_context_get_gl_api (context) & GST_GL_API_OPENGL) {
    GLfloat verts[] = { -1.0f, -1.0f,
      1.0f, -1.0f,
      1.0f, 1.0f,
      -1.0f, 1.0f
    };
    GLfloat texcoords[] = { 0.0f, 0.0f,
      1.0f, 0.0f,
      1.0f, 1.0f,
      0.0f, 1.0f
    };

    gl->ActiveTexture (GL_TEXTURE0);

    gl->Enable (GL_TEXTURE_2D);
    gl->BindTexture (GL_TEXTURE_2D, texture);

    gl->ClientActiveTexture (GL_TEXTURE0);

    gl->EnableClientState (GL_VERTEX_ARRAY);
    gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);

    gl->VertexPointer (2, GL_FLOAT, 0, &verts);
    gl->TexCoordPointer (2, GL_FLOAT, 0, &texcoords);

    gl->DrawArrays (GL_TRIANGLE_FAN, 0, 4);

    gl->DisableClientState (GL_VERTEX_ARRAY);
    gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);
  }
#endif
#if GST_GL_HAVE_GLES2
  if (gst_gl_context_get_gl_api (context) & GST_GL_API_GLES2) {
    const GLfloat vVertices[] = {
      -1.0f, -1.0f, 0.0f,
      0.0f, 0.0f,
      1.0, -1.0f, 0.0f,
      1.0f, 0.0f,
      1.0f, 1.0f, 0.0f, 1.0f, 1.0f, -1.0f, 1.0f, 0.0f, 0.0f, 1.0f
    };

    GLushort indices[] = { 0, 1, 2, 0, 2, 3 };

    /* glClear (GL_COLOR_BUFFER_BIT); */

    /* Load the vertex position */
    gl->VertexAttribPointer (filter->draw_attr_position_loc, 3, GL_FLOAT,
        GL_FALSE, 5 * sizeof (GLfloat), vVertices);

    /* Load the texture coordinate */
    gl->VertexAttribPointer (filter->draw_attr_texture_loc, 2, GL_FLOAT,
        GL_FALSE, 5 * sizeof (GLfloat), &vVertices[3]);

    gl->EnableVertexAttribArray (filter->draw_attr_position_loc);
    gl->EnableVertexAttribArray (filter->draw_attr_texture_loc);

    gl->DrawElements (GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, indices);
  }
#endif
}
开发者ID:mapmapteam，项目名称:gst-plugins-gl，代码行数:79，代码来源:gstglfilter.c


注：本文中的GstGLFuncs::DisableClientState方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。