C++ (Cpp) gl_glsl_get_attrib 예제들

예제 #1

파일: shader_glsl.c 프로젝트: adon0420023/RetroArch

static void gl_glsl_find_uniforms(glsl_shader_data_t *glsl,
      unsigned pass, GLuint prog,
      struct shader_uniforms *uni)
{
   unsigned i;
   char frame_base[64] = {0};

   glUseProgram(prog);

   uni->mvp             = gl_glsl_get_uniform(glsl, prog, "MVPMatrix");
   uni->tex_coord       = gl_glsl_get_attrib(glsl, prog, "TexCoord");
   uni->vertex_coord    = gl_glsl_get_attrib(glsl, prog, "VertexCoord");
   uni->color           = gl_glsl_get_attrib(glsl, prog, "Color");
   uni->lut_tex_coord   = gl_glsl_get_attrib(glsl, prog, "LUTTexCoord");

   uni->input_size      = gl_glsl_get_uniform(glsl, prog, "InputSize");
   uni->output_size     = gl_glsl_get_uniform(glsl, prog, "OutputSize");
   uni->texture_size    = gl_glsl_get_uniform(glsl, prog, "TextureSize");

   uni->frame_count     = gl_glsl_get_uniform(glsl, prog, "FrameCount");
   uni->frame_direction = gl_glsl_get_uniform(glsl, prog, "FrameDirection");

   for (i = 0; i < glsl->shader->luts; i++)
      uni->lut_texture[i] = glGetUniformLocation(prog, glsl->shader->lut[i].id);

   gl_glsl_clear_uniforms_frame(&uni->orig);
   gl_glsl_find_uniforms_frame(glsl, prog, &uni->orig, "Orig");
   gl_glsl_clear_uniforms_frame(&uni->feedback);
   gl_glsl_find_uniforms_frame(glsl, prog, &uni->feedback, "Feedback");

   if (pass > 1)
   {
      snprintf(frame_base, sizeof(frame_base), "PassPrev%u", pass);
      gl_glsl_find_uniforms_frame(glsl, prog, &uni->orig, frame_base);
   }

   for (i = 0; i + 1 < pass; i++)
   {
      snprintf(frame_base, sizeof(frame_base), "Pass%u", i + 1);
      gl_glsl_clear_uniforms_frame(&uni->pass[i]);
      gl_glsl_find_uniforms_frame(glsl, prog, &uni->pass[i], frame_base);
      snprintf(frame_base, sizeof(frame_base), "PassPrev%u", pass - (i + 1));
      gl_glsl_find_uniforms_frame(glsl, prog, &uni->pass[i], frame_base);

      if (*glsl->shader->pass[i].alias)
         gl_glsl_find_uniforms_frame(glsl, prog, &uni->pass[i], glsl->shader->pass[i].alias);
   }

   gl_glsl_clear_uniforms_frame(&uni->prev[0]);
   gl_glsl_find_uniforms_frame(glsl, prog, &uni->prev[0], "Prev");
   for (i = 1; i < PREV_TEXTURES; i++)
   {
      snprintf(frame_base, sizeof(frame_base), "Prev%u", i);
      gl_glsl_clear_uniforms_frame(&uni->prev[i]);
      gl_glsl_find_uniforms_frame(glsl, prog, &uni->prev[i], frame_base);
   }

   glUseProgram(0);
}

예제 #2

파일: shader_glsl.c 프로젝트: arakerlu/RetroArch

static void gl_glsl_find_uniforms_frame(glsl_shader_data_t *glsl,
      GLuint prog,
      struct shader_uniforms_frame *frame, const char *base)
{
   char texture[64];
   char texture_size[64];
   char input_size[64];
   char tex_coord[64];

   texture[0] = texture_size[0] = input_size[0] = tex_coord[0] = '\0';

   snprintf(texture,      sizeof(texture),      "%s%s", base, "Texture");
   snprintf(texture_size, sizeof(texture_size), "%s%s", base, "TextureSize");
   snprintf(input_size,   sizeof(input_size),   "%s%s", base, "InputSize");
   snprintf(tex_coord,    sizeof(tex_coord),    "%s%s", base, "TexCoord");

   if (frame->texture < 0)
      frame->texture = gl_glsl_get_uniform(glsl, prog, texture);
   if (frame->texture_size < 0)
      frame->texture_size = gl_glsl_get_uniform(glsl, prog, texture_size);
   if (frame->input_size < 0)
      frame->input_size = gl_glsl_get_uniform(glsl, prog, input_size);
   if (frame->tex_coord < 0)
      frame->tex_coord = gl_glsl_get_attrib(glsl, prog, tex_coord);
}