Cross Reference: /xsrc/external/mit/MesaLib/dist/src/mesa/main/buffers.c

Lines Matching refs:buffers
27  * \file buffers.c
34 #include "buffers.h"
48  * Return bitmask of BUFFER_BIT_* flags indicating which color buffers are
105     * 2) Pbuffers are back buffers from the application point of view,
106     *    but they are front buffers from the Mesa point of view,
128  * Given a GLenum naming one or more color buffers (such as
305          /* none of the named color buffers exist! */
417  * \param buffers  array [n] of renderbuffer names.  Unlike glDrawBuffer, the
425              const GLenum *buffers, const char *caller, bool no_error)
448                      "%s(n > maximum number of draw buffers)", caller);
458           (n != 1 || (buffers[0] != GL_NONE && buffers[0] != GL_BACK))) {
459          _mesa_error(ctx, GL_INVALID_OPERATION, "%s(invalid buffers)", caller);
474           * these constants may themselves refer to multiple buffers, as shown
484           * Note "special value BACK". GL_BACK also refers to multiple buffers,
489          if (buffers[output] == GL_BACK &&
498          } else if (buffers[output] == GL_FRONT ||
499                     buffers[output] == GL_LEFT ||
500                     buffers[output] == GL_RIGHT ||
501                     buffers[output] == GL_FRONT_AND_BACK ||
502                     (buffers[output] == GL_BACK &&
505                         caller, _mesa_enum_to_string(buffers[output]));
510       destMask[output] = draw_buffer_enum_to_bitmask(ctx, buffers[output]);
519                         caller, _mesa_enum_to_string(buffers[output]));
533              buffers[output] != GL_NONE &&
534              (buffers[output] < GL_COLOR_ATTACHMENT0 ||
535               buffers[output] >= GL_COLOR_ATTACHMENT0 + ctx->Const.MaxColorAttachments)) {
541       if (buffers[output] == GL_NONE) {
553          if (!no_error && _mesa_is_user_fbo(fb) && buffers[output] >=
556                         "%s(buffers[%d] >= maximum number of draw buffers)",
564           *  any of the color buffers allocated to the GL context by the window
576                            caller, _mesa_enum_to_string(buffers[output]));
587                 buffers[output] != GL_NONE &&
588                 buffers[output] != GL_COLOR_ATTACHMENT0 + output) {
591                            caller, _mesa_enum_to_string(buffers[output]));
603                            caller, _mesa_enum_to_string(buffers[output]));
616       buffers16[i] = buffers[i];
623     * in which case we don't want to reference buffers[0], which
637                    const GLenum *buffers, const char *caller)
639    draw_buffers(ctx, fb, n, buffers, caller, false);
645                       GLsizei n, const GLenum *buffers, const char *caller)
647    draw_buffers(ctx, fb, n, buffers, caller, true);
652 _mesa_DrawBuffers_no_error(GLsizei n, const GLenum *buffers)
655    draw_buffers_no_error(ctx, ctx->DrawBuffer, n, buffers, "glDrawBuffers");
660 _mesa_DrawBuffers(GLsizei n, const GLenum *buffers)
663    draw_buffers_error(ctx, ctx->DrawBuffer, n, buffers, "glDrawBuffers");
750  * \param buffers  array[n] of colorbuffer names, like GL_LEFT.
757                   GLuint n, const GLenum16 *buffers,
768          mask[output] = draw_buffer_enum_to_bitmask(ctx, buffers[output]);
790       fb->ColorDrawBuffer[0] = buffers[0];
812          fb->ColorDrawBuffer[buf] = buffers[buf];