C++ (Cpp) SHADERPATH Examples

Example #1

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File: glw_opengl_shaders.c Project: bguerreiro/movian

glw_program_t *
glw_make_program(glw_root_t *gr, 
		 const char *vertex_shader,
		 const char *fragment_shader)
{
  GLuint vs, fs;
  char path[512];
  glw_program_t *p;


  SHADERPATH("v1.glsl");
  vs = glw_compile_shader(vertex_shader ?: path, GL_VERTEX_SHADER, gr);
  if(vs == 0)
    return NULL;
  fs = glw_compile_shader(fragment_shader, GL_FRAGMENT_SHADER, gr);
  if(fs == 0) {
    glDeleteShader(vs);
    return NULL;
  }

  p = glw_link_program(&gr->gr_be, "user shader", vs, fs);
  glDeleteShader(vs);
  glDeleteShader(fs);

  return p;
}

Example #2

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File: glw_opengl_shaders.c Project: Ralbarker/showtime

int
glw_opengl_shaders_init(glw_root_t *gr, int delayed)
{
  glw_backend_root_t *gbr = &gr->gr_be;
  char path[512];
  GLuint vs, fs;

  SHADERPATH("v1.glsl");
  vs = glw_compile_shader(path, GL_VERTEX_SHADER, gr);

  SHADERPATH("f_tex.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex = glw_link_program(gbr, "Texture", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_tex_simple.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex_simple = glw_link_program(gbr, "TextureSimple", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_tex_stencil.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex_stencil = 
    glw_link_program(gbr, "TextureStencil", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_tex_blur.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex_blur = glw_link_program(gbr, "TextureBlur", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_tex_stencil_blur.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex_stencil_blur =
    glw_link_program(gbr, "TextureStencilBlur", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_flat.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_flat = glw_link_program(gbr, "Flat", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_flat_stencil.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_flat_stencil = glw_link_program(gbr, "FlatStencil", vs, fs);
  glDeleteShader(fs);

  glDeleteShader(vs);

  //    gbr->gbr_renderer_draw = glw_renderer_shader;


  // yuv2rgb Video renderer

  SHADERPATH("yuv2rgb_v.glsl");
  vs = glw_compile_shader(path, GL_VERTEX_SHADER, gr);


  SHADERPATH("yuv2rgb_1f_norm.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_yuv2rgb_1f = glw_link_program(gbr, "yuv2rgb_1f_norm", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("yuv2rgb_2f_norm.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_yuv2rgb_2f = glw_link_program(gbr, "yuv2rgb_2f_norm", vs, fs);
  glDeleteShader(fs);
  glDeleteShader(vs);

  // rgb2rgb Video renderer

  SHADERPATH("rgb2rgb_v.glsl");
  vs = glw_compile_shader(path, GL_VERTEX_SHADER, gr);


  SHADERPATH("rgb2rgb_1f_norm.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_rgb2rgb_1f = glw_link_program(gbr, "rgb2rgb_1f_norm", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("rgb2rgb_2f_norm.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_rgb2rgb_2f = glw_link_program(gbr, "rgb2rgb_2f_norm", vs, fs);
  glDeleteShader(fs);
  glDeleteShader(vs);

  gr->gr_be_render_unlocked = render_unlocked;
  glGenBuffers(1, &gbr->gbr_vbo);

  glEnableVertexAttribArray(0);
  glEnableVertexAttribArray(1);
  glEnableVertexAttribArray(2);

  prop_set_string(prop_create(gr->gr_prop_ui, "rendermode"),
		  "OpenGL VP/FP shaders");


#if ENABLE_GLW_BACKEND_OPENGL
  glMatrixMode(GL_PROJECTION);
  glLoadMatrixf(projection);
  glMatrixMode(GL_MODELVIEW);
#endif

  return 0;
}

Example #3

0

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File: glw_opengl_shaders.c Project: Bibamaru/showtime

int
glw_opengl_shaders_init(glw_root_t *gr, int delayed)
{
  glw_backend_root_t *gbr = &gr->gr_be;
  char path[512];
  GLuint vs, fs;

  SHADERPATH("v1.glsl");
  vs = glw_compile_shader(path, GL_VERTEX_SHADER, gr);

  SHADERPATH("f_tex.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex = glw_link_program(gbr, "Texture", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_tex_simple.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex_simple = glw_link_program(gbr, "TextureSimple", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_tex_stencil.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex_stencil = 
    glw_link_program(gbr, "TextureStencil", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_tex_blur.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex_blur = glw_link_program(gbr, "TextureBlur", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_tex_stencil_blur.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_tex_stencil_blur =
    glw_link_program(gbr, "TextureStencilBlur", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_flat.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_flat = glw_link_program(gbr, "Flat", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("f_flat_stencil.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_renderer_flat_stencil = glw_link_program(gbr, "FlatStencil", vs, fs);
  glDeleteShader(fs);

  glDeleteShader(vs);

  //    gbr->gbr_renderer_draw = glw_renderer_shader;


  // Video renderer

  SHADERPATH("yuv2rgb_v.glsl");
  vs = glw_compile_shader(path, GL_VERTEX_SHADER, gr);


  SHADERPATH("yuv2rgb_1f_norm.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_yuv2rgb_1f = glw_link_program(gbr, "yuv2rgb_1f_norm", vs, fs);
  glDeleteShader(fs);

  SHADERPATH("yuv2rgb_2f_norm.glsl");
  fs = glw_compile_shader(path, GL_FRAGMENT_SHADER, gr);
  gbr->gbr_yuv2rgb_2f = glw_link_program(gbr, "yuv2rgb_2f_norm", vs, fs);
  glDeleteShader(fs);

  glDeleteShader(vs);

  if(!delayed) {
    gr->gr_render = shader_render;
  } else {
    gr->gr_render = shader_render_delayed;
    gr->gr_be_prepare = prepare_delayed;
    gr->gr_be_render_unlocked = render_unlocked;
    gbr->gbr_delayed_rendering = 1;
    glGenBuffers(1, &gbr->gbr_vbo);
  }

  glEnableVertexAttribArray(0);
  glEnableVertexAttribArray(1);
  glEnableVertexAttribArray(2);

  prop_set_string(prop_create(gr->gr_prop_ui, "rendermode"),
		  "OpenGL VP/FP shaders");
  return 0;
}