diff options
Diffstat (limited to 'src/mesa/drivers/dri/i915pipe/intel_blit.c')
| -rw-r--r-- | src/mesa/drivers/dri/i915pipe/intel_blit.c | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/src/mesa/drivers/dri/i915pipe/intel_blit.c b/src/mesa/drivers/dri/i915pipe/intel_blit.c index 5d9cb0cf0f..8e878f0088 100644 --- a/src/mesa/drivers/dri/i915pipe/intel_blit.c +++ b/src/mesa/drivers/dri/i915pipe/intel_blit.c @@ -391,161 +391,4 @@ intelEmitCopyBlit(struct intel_context *intel, } -/** - * Use blitting to clear the renderbuffers named by 'flags'. - * Note: we can't use the ctx->DrawBuffer->_ColorDrawBufferMask field - * since that might include software renderbuffers or renderbuffers - * which we're clearing with triangles. - * \param mask bitmask of BUFFER_BIT_* values indicating buffers to clear - */ -void -intelClearWithBlit(GLcontext * ctx, GLbitfield mask) -{ - struct intel_context *intel = intel_context(ctx); - struct gl_framebuffer *fb = ctx->DrawBuffer; - GLuint clear_depth; - GLbitfield skipBuffers = 0; - BATCH_LOCALS; - - DBG("%s %x\n", __FUNCTION__, mask); - /* - * Compute values for clearing the buffers. - */ - clear_depth = 0; - if (mask & BUFFER_BIT_DEPTH) { - clear_depth = (GLuint) (fb->_DepthMax * ctx->Depth.Clear); - } - if (mask & BUFFER_BIT_STENCIL) { - clear_depth |= (ctx->Stencil.Clear & 0xff) << 24; - } - - /* If clearing both depth and stencil, skip BUFFER_BIT_STENCIL in - * the loop below. - */ - if ((mask & BUFFER_BIT_DEPTH) && (mask & BUFFER_BIT_STENCIL)) { - skipBuffers = BUFFER_BIT_STENCIL; - } - - /* XXX Move this flush/lock into the following conditional? */ - intelFlush(&intel->ctx); - LOCK_HARDWARE(intel); - - if (intel->numClipRects) { - GLint cx, cy, cw, ch; - drm_clip_rect_t b; - - /* Get clear bounds after locking */ - cx = fb->_Xmin; - cy = fb->_Ymin; - cw = fb->_Xmax - cx; - ch = fb->_Ymax - cy; - - if (fb->Name == 0) { - /* clearing a window */ - /* flip top to bottom */ - b.x1 = cx; - b.y1 = fb->Height - cy - ch; - b.x2 = b.x1 + cw; - b.y2 = b.y1 + ch; - } - else { - /* clearing FBO */ - b.x1 = cx; - b.y1 = cy; - b.x2 = b.x1 + cw; - b.y2 = b.y1 + ch; - /* no change to mask */ - } - - { - GLuint buf; - GLuint clearMask = mask; /* use copy, since we modify it below */ - GLboolean all = (cw == fb->Width && ch == fb->Height); - - DBG("clear %d,%d..%d,%d, mask %x\n", - b.x1, b.y1, b.x2, b.y2, mask); - - /* Loop over all renderbuffers */ - for (buf = 0; buf < BUFFER_COUNT && clearMask; buf++) { - const GLbitfield bufBit = 1 << buf; - if ((clearMask & bufBit) && !(bufBit & skipBuffers)) { - /* OK, clear this renderbuffer */ - struct pipe_region *irb_region = - intel_get_rb_region(fb, buf); - struct _DriBufferObject *write_buffer = - intel->pipe->region_buffer(intel->pipe, irb_region, - all ? INTEL_WRITE_FULL : - INTEL_WRITE_PART); - - GLuint clearVal; - GLint pitch, cpp; - GLuint BR13, CMD; - - ASSERT(irb_region); - - pitch = irb_region->pitch; - cpp = irb_region->cpp; - - DBG("%s dst:buf(%p)/%d+%d %d,%d sz:%dx%d\n", - __FUNCTION__, - irb_region->buffer, (pitch * cpp), - irb_region->draw_offset, - b.x1, b.y1, b.x2 - b.x1, b.y2 - b.y1); - - - /* Setup the blit command */ - if (cpp == 4) { - BR13 = (0xF0 << 16) | (pitch * cpp) | (1 << 24) | (1 << 25); - if (buf == BUFFER_DEPTH || buf == BUFFER_STENCIL) { - CMD = XY_COLOR_BLT_CMD; - if (clearMask & BUFFER_BIT_DEPTH) - CMD |= XY_COLOR_BLT_WRITE_RGB; - if (clearMask & BUFFER_BIT_STENCIL) - CMD |= XY_COLOR_BLT_WRITE_ALPHA; - } - else { - /* clearing RGBA */ - CMD = (XY_COLOR_BLT_CMD | - XY_COLOR_BLT_WRITE_ALPHA | - XY_COLOR_BLT_WRITE_RGB); - } - } - else { - ASSERT(cpp == 2 || cpp == 0); - BR13 = (0xF0 << 16) | (pitch * cpp) | (1 << 24); - CMD = XY_COLOR_BLT_CMD; - } - - if (buf == BUFFER_DEPTH || buf == BUFFER_STENCIL) { - clearVal = clear_depth; - } - else { - clearVal = (cpp == 4) - ? intel->ClearColor8888 : intel->ClearColor565; - } - /* - _mesa_debug(ctx, "hardware blit clear buf %d rb id %d\n", - buf, irb->Base.Name); - */ - intel_wait_flips(intel, INTEL_BATCH_NO_CLIPRECTS); - - BEGIN_BATCH(6, INTEL_BATCH_NO_CLIPRECTS); - OUT_BATCH(CMD); - OUT_BATCH(BR13); - OUT_BATCH((b.y1 << 16) | b.x1); - OUT_BATCH((b.y2 << 16) | b.x2); - OUT_RELOC(write_buffer, DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_WRITE, - DRM_BO_MASK_MEM | DRM_BO_FLAG_WRITE, - irb_region->draw_offset); - OUT_BATCH(clearVal); - ADVANCE_BATCH(); - clearMask &= ~bufBit; /* turn off bit, for faster loop exit */ - } - } - } - intel_batchbuffer_flush(intel->batch); - } - - UNLOCK_HARDWARE(intel); -} |