X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fdrivers%2Fdri%2Fi965%2Fintel_pixel_draw.c;h=8222f33f4ae89624f36137dee473d8c680208650;hb=f935dfc022f2481b3ed6ecfccafef37ce71776f0;hp=8431a24edfcefe2bdde1d7606882ba22915de30f;hpb=295d6f8e8f03192320aa8d4ed767427dd06071a5;p=mesa.git diff --git a/src/mesa/drivers/dri/i965/intel_pixel_draw.c b/src/mesa/drivers/dri/i965/intel_pixel_draw.c deleted file mode 120000 index 8431a24edfc..00000000000 --- a/src/mesa/drivers/dri/i965/intel_pixel_draw.c +++ /dev/null @@ -1 +0,0 @@ -../intel/intel_pixel_draw.c \ No newline at end of file diff --git a/src/mesa/drivers/dri/i965/intel_pixel_draw.c b/src/mesa/drivers/dri/i965/intel_pixel_draw.c new file mode 100644 index 00000000000..8222f33f4ae --- /dev/null +++ b/src/mesa/drivers/dri/i965/intel_pixel_draw.c @@ -0,0 +1,169 @@ +/************************************************************************** + * + * Copyright 2006 VMware, Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portionsalloc + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "main/glheader.h" +#include "main/enums.h" +#include "main/image.h" +#include "main/mtypes.h" +#include "main/condrender.h" +#include "main/fbobject.h" +#include "main/teximage.h" +#include "main/texobj.h" +#include "main/texstate.h" +#include "main/bufferobj.h" +#include "swrast/swrast.h" +#include "drivers/common/meta.h" + +#include "brw_context.h" +#include "intel_screen.h" +#include "intel_blit.h" +#include "intel_buffers.h" +#include "intel_fbo.h" +#include "intel_mipmap_tree.h" +#include "intel_pixel.h" +#include "intel_buffer_objects.h" + +#define FILE_DEBUG_FLAG DEBUG_PIXEL + +static bool +do_blit_drawpixels(struct gl_context * ctx, + GLint x, GLint y, GLsizei width, GLsizei height, + GLenum format, GLenum type, + const struct gl_pixelstore_attrib *unpack, + const GLvoid * pixels) +{ + struct brw_context *brw = brw_context(ctx); + struct intel_buffer_object *src = intel_buffer_object(unpack->BufferObj); + GLuint src_offset; + drm_intel_bo *src_buffer; + + DBG("%s\n", __FUNCTION__); + + if (!intel_check_blit_fragment_ops(ctx, false)) + return false; + + if (ctx->DrawBuffer->_NumColorDrawBuffers != 1) { + DBG("%s: fallback due to MRT\n", __FUNCTION__); + return false; + } + + intel_prepare_render(brw); + + struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0]; + struct intel_renderbuffer *irb = intel_renderbuffer(rb); + + if (!_mesa_format_matches_format_and_type(irb->mt->format, format, type, + false)) { + DBG("%s: bad format for blit\n", __FUNCTION__); + return false; + } + + if (unpack->SwapBytes || unpack->LsbFirst || + unpack->SkipPixels || unpack->SkipRows) { + DBG("%s: bad packing params\n", __FUNCTION__); + return false; + } + + int src_stride = _mesa_image_row_stride(unpack, width, format, type); + bool src_flip = false; + /* Mesa flips the src_stride for unpack->Invert, but we want our mt to have + * a normal src_stride. + */ + if (unpack->Invert) { + src_stride = -src_stride; + src_flip = true; + } + + src_offset = (GLintptr)pixels; + src_offset += _mesa_image_offset(2, unpack, width, height, + format, type, 0, 0, 0); + + src_buffer = intel_bufferobj_buffer(brw, src, src_offset, + height * src_stride); + + struct intel_mipmap_tree *pbo_mt = + intel_miptree_create_for_bo(brw, + src_buffer, + irb->mt->format, + src_offset, + width, height, + src_stride); + if (!pbo_mt) + return false; + + if (!intel_miptree_blit(brw, + pbo_mt, 0, 0, + 0, 0, src_flip, + irb->mt, irb->mt_level, irb->mt_layer, + x, y, _mesa_is_winsys_fbo(ctx->DrawBuffer), + width, height, GL_COPY)) { + DBG("%s: blit failed\n", __FUNCTION__); + intel_miptree_release(&pbo_mt); + return false; + } + + intel_miptree_release(&pbo_mt); + + if (ctx->Query.CurrentOcclusionObject) + ctx->Query.CurrentOcclusionObject->Result += width * height; + + DBG("%s: success\n", __FUNCTION__); + return true; +} + +void +intelDrawPixels(struct gl_context * ctx, + GLint x, GLint y, + GLsizei width, GLsizei height, + GLenum format, + GLenum type, + const struct gl_pixelstore_attrib *unpack, + const GLvoid * pixels) +{ + struct brw_context *brw = brw_context(ctx); + + if (!_mesa_check_conditional_render(ctx)) + return; + + if (format == GL_STENCIL_INDEX) { + _swrast_DrawPixels(ctx, x, y, width, height, format, type, + unpack, pixels); + return; + } + + if (_mesa_is_bufferobj(unpack->BufferObj)) { + if (do_blit_drawpixels(ctx, x, y, width, height, format, type, unpack, + pixels)) { + return; + } + + perf_debug("%s: fallback to generic code in PBO case\n", __FUNCTION__); + } + + _mesa_meta_DrawPixels(ctx, x, y, width, height, format, type, + unpack, pixels); +}