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

Lines Matching refs:buffers
27  * \file buffers.c
34 #include "buffers.h"
47  * Return bitmask of BUFFER_BIT_* flags indicating which color buffers are
108     * 2) Pbuffers are back buffers from the application point of view,
109     *    but they are front buffers from the Mesa point of view,
131  * Given a GLenum naming one or more color buffers (such as
310          /* none of the named color buffers exist! */
403  * \param buffers  array [n] of renderbuffer names.  Unlike glDrawBuffer, the
411              const GLenum *buffers, const char *caller, bool no_error)
434                      "%s(n > maximum number of draw buffers)", caller);
444           (n != 1 || (buffers[0] != GL_NONE && buffers[0] != GL_BACK))) {
445          _mesa_error(ctx, GL_INVALID_OPERATION, "%s(invalid buffers)", caller);
460           * these constants may themselves refer to multiple buffers, as shown
470           * Note "special value BACK". GL_BACK also refers to multiple buffers,
475          if (buffers[output] == GL_BACK &&
484          } else if (buffers[output] == GL_FRONT ||
485                     buffers[output] == GL_LEFT ||
486                     buffers[output] == GL_RIGHT ||
487                     buffers[output] == GL_FRONT_AND_BACK ||
488                     (buffers[output] == GL_BACK &&
491                         caller, _mesa_enum_to_string(buffers[output]));
496       destMask[output] = draw_buffer_enum_to_bitmask(ctx, buffers[output]);
505                         caller, _mesa_enum_to_string(buffers[output]));
519              buffers[output] != GL_NONE &&
520              (buffers[output] < GL_COLOR_ATTACHMENT0 ||
521               buffers[output] >= GL_COLOR_ATTACHMENT0 + ctx->Const.MaxColorAttachments)) {
527       if (buffers[output] == GL_NONE) {
539          if (!no_error && _mesa_is_user_fbo(fb) && buffers[output] >=
542                         "%s(buffers[%d] >= maximum number of draw buffers)",
550           *  any of the color buffers allocated to the GL context by the window
562                            caller, _mesa_enum_to_string(buffers[output]));
573                 buffers[output] != GL_NONE &&
574                 buffers[output] != GL_COLOR_ATTACHMENT0 + output) {
577                            caller, _mesa_enum_to_string(buffers[output]));
589                            caller, _mesa_enum_to_string(buffers[output]));
602       buffers16[i] = buffers[i];
609     * in which case we don't want to reference buffers[0], which
623                    const GLenum *buffers, const char *caller)
625    draw_buffers(ctx, fb, n, buffers, caller, false);
631                       GLsizei n, const GLenum *buffers, const char *caller)
633    draw_buffers(ctx, fb, n, buffers, caller, true);
638 _mesa_DrawBuffers_no_error(GLsizei n, const GLenum *buffers)
641    draw_buffers_no_error(ctx, ctx->DrawBuffer, n, buffers, "glDrawBuffers");
646 _mesa_DrawBuffers(GLsizei n, const GLenum *buffers)
649    draw_buffers_error(ctx, ctx->DrawBuffer, n, buffers, "glDrawBuffers");
718  * \param buffers  array[n] of colorbuffer names, like GL_LEFT.
725                   GLuint n, const GLenum16 *buffers,
736          mask[output] = draw_buffer_enum_to_bitmask(ctx, buffers[output]);
758       fb->ColorDrawBuffer[0] = buffers[0];
780          fb->ColorDrawBuffer[buf] = buffers[buf];