diff options
author | Julien Cristau <[email protected]> | 2008-07-01 13:17:44 +0200 |
---|---|---|
committer | Julien Cristau <[email protected]> | 2008-07-01 13:18:27 +0200 |
commit | 374be37dd904b8dc7b91b4b782a6b7b46b00afba (patch) | |
tree | 2562d5fcf4183bdc67d6c418513e1f562dddfe20 /src/mesa/drivers/dri/i965/intel_pixel_bitmap.c | |
parent | 2b831e73f5027850837e613636915c7dd6c7078a (diff) | |
parent | d3f7b463c3975c070503053e4ad70af99016a756 (diff) |
Merge branch 'master' of git.freedesktop.org:/git/mesa/mesa into debian-experimental
Conflicts:
.gitignore
Makefile
bin/mklib
configs/.gitignore
configs/default
configs/freebsd
configs/freebsd-dri
configs/linux-osmesa
configs/linux-osmesa16
configs/linux-osmesa16-static
configs/linux-osmesa32
docs/download.html
docs/install.html
docs/news.html
docs/relnotes.html
doxygen/Makefile
doxygen/doxy.bat
doxygen/header.html
doxygen/header_subset.html
include/GL/internal/dri_interface.h
progs/demos/.gitignore
progs/directfb/Makefile
progs/egl/Makefile
progs/fbdev/Makefile
progs/fbdev/glfbdevtest.c
progs/fp/Makefile
progs/glsl/.gitignore
progs/glsl/Makefile
progs/glsl/bump.c
progs/glsl/mandelbrot.c
progs/glsl/noise.c
progs/glsl/toyball.c
progs/miniglx/Makefile
progs/samples/.gitignore
progs/slang/Makefile
progs/tests/.gitignore
progs/tests/Makefile
progs/tests/arbnpot.c
progs/tests/cva.c
progs/tests/dinoshade.c
progs/tests/drawbuffers.c
progs/tests/fbotest2.c
progs/tests/fbotexture.c
progs/tests/getprocaddress.c
progs/tests/mipmap_limits.c
progs/tests/multipal.c
progs/tests/texline.c
progs/tools/trace/Makefile
progs/trivial/Makefile
progs/trivial/dlist-edgeflag-dangling.c
progs/trivial/dlist-edgeflag.c
progs/trivial/point-param.c
progs/trivial/quad-clip-nearplane.c
progs/trivial/tri.c
progs/vp/Makefile
progs/xdemos/.gitignore
progs/xdemos/Makefile
progs/xdemos/glthreads.c
src/egl/Makefile
src/egl/drivers/demo/Makefile
src/egl/drivers/dri/Makefile
src/egl/main/Makefile
src/glu/mesa/Makefile
src/glu/mesa/Makefile.m32
src/glu/mesa/project.c
src/glu/mini/project.c
src/glut/directfb/Makefile
src/glut/directfb/callback.c
src/glut/directfb/events.c
src/glut/directfb/internal.h
src/glut/directfb/window.c
src/glut/os2/Makefile
src/glut/os2/WarpWin.cpp
src/glut/os2/glutOverlay.cpp
src/glut/os2/glut_8x13.cpp
src/glut/os2/glut_9x15.cpp
src/glut/os2/glut_bitmap.cpp
src/glut/os2/glut_cindex.cpp
src/glut/os2/glut_cmap.cpp
src/glut/os2/glut_cursor.cpp
src/glut/os2/glut_event.cpp
src/glut/os2/glut_ext.cpp
src/glut/os2/glut_fullscrn.cpp
src/glut/os2/glut_gamemode.cpp
src/glut/os2/glut_get.cpp
src/glut/os2/glut_hel10.cpp
src/glut/os2/glut_hel12.cpp
src/glut/os2/glut_hel18.cpp
src/glut/os2/glut_init.cpp
src/glut/os2/glut_input.cpp
src/glut/os2/glut_key.cpp
src/glut/os2/glut_keyctrl.cpp
src/glut/os2/glut_keyup.cpp
src/glut/os2/glut_mesa.cpp
src/glut/os2/glut_modifier.cpp
src/glut/os2/glut_roman.cpp
src/glut/os2/glut_shapes.cpp
src/glut/os2/glut_stroke.cpp
src/glut/os2/glut_swap.cpp
src/glut/os2/glut_teapot.cpp
src/glut/os2/glut_tr24.cpp
src/glut/os2/glut_util.cpp
src/glut/os2/glut_vidresize.cpp
src/glut/os2/glut_warp.cpp
src/glut/os2/glut_win.cpp
src/glut/os2/glut_winmisc.cpp
src/glut/os2/glutbitmap.h
src/glut/os2/glutstroke.h
src/glut/os2/layerutil.h
src/glut/os2/libGlut.DEF
src/glut/os2/os2_glx.cpp
src/glut/os2/os2_menu.cpp
src/glut/os2/os2_winproc.cpp
src/glw/Makefile
src/glx/mini/Makefile
src/glx/mini/miniglx.c
src/glx/x11/glxext.c
src/mesa/Makefile
src/mesa/drivers/allegro/amesa.c
src/mesa/drivers/allegro/direct.h
src/mesa/drivers/allegro/generic.h
src/mesa/drivers/d3d/D3DCAPS.CPP
src/mesa/drivers/d3d/D3DHAL.H
src/mesa/drivers/d3d/D3DInit.cpp
src/mesa/drivers/d3d/D3DMESA.H
src/mesa/drivers/d3d/D3DRaster.cpp
src/mesa/drivers/d3d/D3DTEXT.CPP
src/mesa/drivers/d3d/D3DTextureMgr.cpp
src/mesa/drivers/d3d/D3DTextureMgr.h
src/mesa/drivers/d3d/D3DUTILS.CPP
src/mesa/drivers/d3d/DDrawPROCS.c
src/mesa/drivers/d3d/DEBUG.C
src/mesa/drivers/d3d/DEBUG.H
src/mesa/drivers/d3d/DbgEnv.bat
src/mesa/drivers/d3d/MAKEFILE
src/mesa/drivers/d3d/OPENGL32.DEF
src/mesa/drivers/d3d/WGL.C
src/mesa/drivers/dri/Makefile.template
src/mesa/drivers/dri/common/dri_bufmgr.c
src/mesa/drivers/dri/common/dri_drmpool.c
src/mesa/drivers/dri/common/dri_util.c
src/mesa/drivers/dri/common/dri_util.h
src/mesa/drivers/dri/common/xmlconfig.c
src/mesa/drivers/dri/glcore/Makefile
src/mesa/drivers/dri/i915/i915_fragprog.c
src/mesa/drivers/dri/i915/i915_program.h
src/mesa/drivers/dri/i915/i915_texprog.c
src/mesa/drivers/dri/i915/i915_texstate.c
src/mesa/drivers/dri/i915/i915_vtbl.c
src/mesa/drivers/dri/i915/intel_context.c
src/mesa/drivers/dri/i915/intel_context.h
src/mesa/drivers/dri/i915/intel_pixel.c
src/mesa/drivers/dri/i915/intel_render.c
src/mesa/drivers/dri/i915/intel_screen.c
src/mesa/drivers/dri/i915/intel_state.c
src/mesa/drivers/dri/i915/intel_tex.c
src/mesa/drivers/dri/i915/intel_tris.c
src/mesa/drivers/dri/i915tex/i830_reg.h
src/mesa/drivers/dri/i915tex/i830_texstate.c
src/mesa/drivers/dri/i915tex/i830_vtbl.c
src/mesa/drivers/dri/i915tex/i915_fragprog.c
src/mesa/drivers/dri/i915tex/i915_metaops.c
src/mesa/drivers/dri/i915tex/i915_tex_layout.c
src/mesa/drivers/dri/i915tex/i915_texstate.c
src/mesa/drivers/dri/i915tex/i915_vtbl.c
src/mesa/drivers/dri/i915tex/intel_render.c
src/mesa/drivers/dri/i915tex/intel_screen.c
src/mesa/drivers/dri/i915tex/intel_tris.c
src/mesa/drivers/dri/i965/brw_aub.c
src/mesa/drivers/dri/i965/brw_aub_playback.c
src/mesa/drivers/dri/i965/brw_cc.c
src/mesa/drivers/dri/i965/brw_clip.c
src/mesa/drivers/dri/i965/brw_clip_state.c
src/mesa/drivers/dri/i965/brw_clip_util.c
src/mesa/drivers/dri/i965/brw_context.c
src/mesa/drivers/dri/i965/brw_curbe.c
src/mesa/drivers/dri/i965/brw_defines.h
src/mesa/drivers/dri/i965/brw_draw.c
src/mesa/drivers/dri/i965/brw_draw_upload.c
src/mesa/drivers/dri/i965/brw_eu.h
src/mesa/drivers/dri/i965/brw_eu_emit.c
src/mesa/drivers/dri/i965/brw_gs_state.c
src/mesa/drivers/dri/i965/brw_misc_state.c
src/mesa/drivers/dri/i965/brw_sf_emit.c
src/mesa/drivers/dri/i965/brw_sf_state.c
src/mesa/drivers/dri/i965/brw_state_cache.c
src/mesa/drivers/dri/i965/brw_state_pool.c
src/mesa/drivers/dri/i965/brw_tex.c
src/mesa/drivers/dri/i965/brw_tex_layout.c
src/mesa/drivers/dri/i965/brw_vs_state.c
src/mesa/drivers/dri/i965/brw_vs_tnl.c
src/mesa/drivers/dri/i965/brw_wm.c
src/mesa/drivers/dri/i965/brw_wm.h
src/mesa/drivers/dri/i965/brw_wm_glsl.c
src/mesa/drivers/dri/i965/brw_wm_sampler_state.c
src/mesa/drivers/dri/i965/brw_wm_state.c
src/mesa/drivers/dri/i965/brw_wm_surface_state.c
src/mesa/drivers/dri/i965/bufmgr_fake.c
src/mesa/drivers/dri/i965/intel_batchbuffer.c
src/mesa/drivers/dri/i965/intel_batchbuffer.h
src/mesa/drivers/dri/i965/intel_blit.c
src/mesa/drivers/dri/i965/intel_blit.h
src/mesa/drivers/dri/i965/intel_buffers.c
src/mesa/drivers/dri/i965/intel_context.c
src/mesa/drivers/dri/i965/intel_context.h
src/mesa/drivers/dri/i965/intel_mipmap_tree.c
src/mesa/drivers/dri/i965/intel_mipmap_tree.h
src/mesa/drivers/dri/i965/intel_pixel_bitmap.c
src/mesa/drivers/dri/i965/intel_pixel_copy.c
src/mesa/drivers/dri/i965/intel_screen.c
src/mesa/drivers/dri/i965/intel_tex_validate.c
src/mesa/drivers/dri/i965/server/i830_common.h
src/mesa/drivers/dri/intel/intel_batchbuffer.c
src/mesa/drivers/dri/intel/intel_batchbuffer.h
src/mesa/drivers/dri/intel/intel_blit.c
src/mesa/drivers/dri/intel/intel_buffers.c
src/mesa/drivers/dri/intel/intel_context.c
src/mesa/drivers/dri/intel/intel_context.h
src/mesa/drivers/dri/intel/intel_mipmap_tree.c
src/mesa/drivers/dri/intel/intel_mipmap_tree.h
src/mesa/drivers/dri/intel/intel_screen.h
src/mesa/drivers/dri/r200/r200_texstate.c
src/mesa/drivers/dri/r300/r300_cmdbuf.c
src/mesa/drivers/dri/r300/r300_context.h
src/mesa/drivers/dri/r300/r300_ioctl.c
src/mesa/drivers/dri/r300/r300_reg.h
src/mesa/drivers/dri/r300/r300_state.c
src/mesa/drivers/dri/r300/r300_tex.h
src/mesa/drivers/dri/r300/r300_texstate.c
src/mesa/drivers/dri/radeon/radeon_screen.c
src/mesa/drivers/windows/gdi/wmesa.c
src/mesa/drivers/x11/fakeglx.c
src/mesa/drivers/x11/xm_dd.c
src/mesa/glapi/Makefile
src/mesa/glapi/dispatch.h
src/mesa/glapi/glapioffsets.h
src/mesa/glapi/glapitable.h
src/mesa/glapi/glapitemp.h
src/mesa/glapi/glprocs.h
src/mesa/main/api_validate.c
src/mesa/main/attrib.c
src/mesa/main/config.h
src/mesa/main/context.c
src/mesa/main/context.h
src/mesa/main/dlist.c
src/mesa/main/drawpix.c
src/mesa/main/enums.c
src/mesa/main/fbobject.c
src/mesa/main/image.c
src/mesa/main/imports.h
src/mesa/main/mtypes.h
src/mesa/main/points.c
src/mesa/main/state.c
src/mesa/main/texcompress_fxt1.c
src/mesa/main/texenvprogram.c
src/mesa/main/teximage.c
src/mesa/main/texobj.c
src/mesa/main/texstate.c
src/mesa/main/version.h
src/mesa/shader/prog_execute.c
src/mesa/shader/program.c
src/mesa/shader/shader_api.c
src/mesa/shader/slang/library/slang_core.gc
src/mesa/shader/slang/library/slang_core_gc.h
src/mesa/shader/slang/slang_codegen.c
src/mesa/sources
src/mesa/sparc/glapi_sparc.S
src/mesa/swrast/s_aalinetemp.h
src/mesa/swrast/s_aatriangle.c
src/mesa/swrast/s_aatritemp.h
src/mesa/swrast/s_context.c
src/mesa/swrast/s_copypix.c
src/mesa/swrast/s_drawpix.c
src/mesa/swrast/s_fragprog.c
src/mesa/swrast/s_pointtemp.h
src/mesa/swrast/s_readpix.c
src/mesa/swrast/s_span.c
src/mesa/swrast/s_texfilter.c
src/mesa/swrast/s_tritemp.h
src/mesa/swrast/s_zoom.c
src/mesa/tnl/t_draw.c
src/mesa/tnl/t_vb_fog.c
src/mesa/tnl/t_vb_program.c
src/mesa/tnl/t_vp_build.c
src/mesa/vbo/vbo_split_copy.c
src/mesa/x86-64/xform4.S
src/mesa/x86/common_x86.c
src/mesa/x86/glapi_x86.S
windows/VC6/mesa/mesa/mesa.dsp
Diffstat (limited to 'src/mesa/drivers/dri/i965/intel_pixel_bitmap.c')
l---------[-rw-r--r--] | src/mesa/drivers/dri/i965/intel_pixel_bitmap.c | 359 |
1 files changed, 1 insertions, 358 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c b/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c index 54a88c54b5d..9085c7b0397 100644..120000 --- a/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c @@ -1,358 +1 @@ -/************************************************************************** - * - * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas. - * 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 TUNGSTEN GRAPHICS 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 "glheader.h" -#include "enums.h" -#include "image.h" -#include "colormac.h" -#include "mtypes.h" -#include "macros.h" -#include "bufferobj.h" -#include "swrast/swrast.h" - -#include "intel_screen.h" -#include "intel_context.h" -#include "intel_ioctl.h" -#include "intel_batchbuffer.h" -#include "intel_blit.h" -#include "intel_regions.h" -#include "intel_buffer_objects.h" - - - -#define FILE_DEBUG_FLAG DEBUG_PIXEL - - -/* Unlike the other intel_pixel_* functions, the expectation here is - * that the incoming data is not in a PBO. With the XY_TEXT blit - * method, there's no benefit haveing it in a PBO, but we could - * implement a path based on XY_MONO_SRC_COPY_BLIT which might benefit - * PBO bitmaps. I think they are probably pretty rare though - I - * wonder if Xgl uses them? - */ -static const GLubyte *map_pbo( GLcontext *ctx, - GLsizei width, GLsizei height, - const struct gl_pixelstore_attrib *unpack, - const GLubyte *bitmap ) -{ - GLubyte *buf; - - if (!_mesa_validate_pbo_access(2, unpack, width, height, 1, - GL_COLOR_INDEX, GL_BITMAP, - (GLvoid *) bitmap)) { - _mesa_error(ctx, GL_INVALID_OPERATION,"glBitmap(invalid PBO access)"); - return NULL; - } - - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - GL_READ_ONLY_ARB, - unpack->BufferObj); - if (!buf) { - _mesa_error(ctx, GL_INVALID_OPERATION, "glBitmap(PBO is mapped)"); - return NULL; - } - - return ADD_POINTERS(buf, bitmap); -} - -static GLboolean test_bit( const GLubyte *src, - GLuint bit ) -{ - return (src[bit/8] & (1<<(bit % 8))) ? 1 : 0; -} - -static void set_bit( GLubyte *dest, - GLuint bit ) -{ - dest[bit/8] |= 1 << (bit % 8); -} - -/* Extract a rectangle's worth of data from the bitmap. Called - * per-cliprect. - */ -static GLuint get_bitmap_rect(GLsizei width, GLsizei height, - const struct gl_pixelstore_attrib *unpack, - const GLubyte *bitmap, - GLuint x, GLuint y, - GLuint w, GLuint h, - GLubyte *dest, - GLuint row_align, - GLboolean invert) -{ - GLuint src_offset = (x + unpack->SkipPixels) & 0x7; - GLuint mask = unpack->LsbFirst ? 0 : 7; - GLuint bit = 0; - GLint row, col; - GLint first, last; - GLint incr; - GLuint count = 0; - - if (INTEL_DEBUG & DEBUG_PIXEL) - _mesa_printf("%s %d,%d %dx%d bitmap %dx%d skip %d src_offset %d mask %d\n", - __FUNCTION__, x,y,w,h,width,height,unpack->SkipPixels, src_offset, mask); - - if (invert) { - first = h-1; - last = 0; - incr = -1; - } - else { - first = 0; - last = h-1; - incr = 1; - } - - /* Require that dest be pre-zero'd. - */ - for (row = first; row != (last+incr); row += incr) { - const GLubyte *rowsrc = _mesa_image_address2d(unpack, bitmap, - width, height, - GL_COLOR_INDEX, GL_BITMAP, - y + row, x); - - for (col = 0; col < w; col++, bit++) { - if (test_bit(rowsrc, (col + src_offset) ^ mask)) { - set_bit(dest, bit ^ 7); - count++; - } - } - - if (row_align) - bit = ALIGN(bit, row_align); - } - - return count; -} - - - - -/* - * Render a bitmap. - */ -static GLboolean -do_blit_bitmap( GLcontext *ctx, - GLint dstx, GLint dsty, - GLsizei width, GLsizei height, - const struct gl_pixelstore_attrib *unpack, - const GLubyte *bitmap ) -{ - struct intel_context *intel = intel_context(ctx); - struct intel_region *dst = intel_drawbuf_region(intel); - GLfloat tmpColor[4]; - GLubyte ubcolor[4]; - GLuint color8888, color565; - - if (!dst) - return GL_FALSE; - - if (unpack->BufferObj->Name) { - bitmap = map_pbo(ctx, width, height, unpack, bitmap); - if (bitmap == NULL) - return GL_TRUE; /* even though this is an error, we're done */ - } - - COPY_4V(tmpColor, ctx->Current.RasterColor); - - if (NEED_SECONDARY_COLOR(ctx)) { - ADD_3V(tmpColor, tmpColor, ctx->Current.RasterSecondaryColor); - } - - UNCLAMPED_FLOAT_TO_UBYTE(ubcolor[0], tmpColor[0]); - UNCLAMPED_FLOAT_TO_UBYTE(ubcolor[1], tmpColor[1]); - UNCLAMPED_FLOAT_TO_UBYTE(ubcolor[2], tmpColor[2]); - UNCLAMPED_FLOAT_TO_UBYTE(ubcolor[3], tmpColor[3]); - - color8888 = INTEL_PACKCOLOR8888(ubcolor[0], ubcolor[1], ubcolor[2], ubcolor[3]); - color565 = INTEL_PACKCOLOR565(ubcolor[0], ubcolor[1], ubcolor[2]); - - - /* Does zoom apply to bitmaps? - */ - if (!intel_check_blit_fragment_ops(ctx) || - ctx->Pixel.ZoomX != 1.0F || - ctx->Pixel.ZoomY != 1.0F) - return GL_FALSE; - - LOCK_HARDWARE(intel); - - if (intel->driDrawable->numClipRects) { - __DRIdrawablePrivate *dPriv = intel->driDrawable; - drm_clip_rect_t *box = dPriv->pClipRects; - drm_clip_rect_t dest_rect; - GLint nbox = dPriv->numClipRects; - GLint srcx = 0, srcy = 0; - GLint orig_screen_x1, orig_screen_y2; - GLuint i; - - - orig_screen_x1 = dPriv->x + dstx; - orig_screen_y2 = dPriv->y + (dPriv->h - dsty); - - /* Do scissoring in GL coordinates: - */ - if (ctx->Scissor.Enabled) - { - GLint x = ctx->Scissor.X; - GLint y = ctx->Scissor.Y; - GLuint w = ctx->Scissor.Width; - GLuint h = ctx->Scissor.Height; - - if (!_mesa_clip_to_region(x, y, x+w-1, y+h-1, &dstx, &dsty, &width, &height)) - goto out; - } - - /* Convert from GL to hardware coordinates: - */ - dsty = dPriv->y + (dPriv->h - dsty - height); - dstx = dPriv->x + dstx; - - dest_rect.x1 = dstx < 0 ? 0 : dstx; - dest_rect.y1 = dsty < 0 ? 0 : dsty; - dest_rect.x2 = dstx + width < 0 ? 0 : dstx + width; - dest_rect.y2 = dsty + height < 0 ? 0 : dsty + height; - - for (i = 0; i < nbox; i++) { - drm_clip_rect_t rect; - int box_w, box_h; - GLint px, py; - GLuint stipple[32]; - - if (!intel_intersect_cliprects(&rect, &dest_rect, &box[i])) - continue; - - /* Now go back to GL coordinates to figure out what subset of - * the bitmap we are uploading for this cliprect: - */ - box_w = rect.x2 - rect.x1; - box_h = rect.y2 - rect.y1; - srcx = rect.x1 - orig_screen_x1; - srcy = orig_screen_y2 - rect.y2; - - -#define DY 32 -#define DX 32 - - /* Then, finally, chop it all into chunks that can be - * digested by hardware: - */ - for (py = 0; py < box_h; py += DY) { - for (px = 0; px < box_w; px += DX) { - int h = MIN2(DY, box_h - py); - int w = MIN2(DX, box_w - px); - GLuint sz = ALIGN(ALIGN(w,8) * h, 64)/8; - GLenum logic_op = ctx->Color.ColorLogicOpEnabled ? - ctx->Color.LogicOp : GL_COPY; - - assert(sz <= sizeof(stipple)); - memset(stipple, 0, sz); - - /* May need to adjust this when padding has been introduced in - * sz above: - */ - if (get_bitmap_rect(width, height, unpack, - bitmap, - srcx + px, srcy + py, w, h, - (GLubyte *)stipple, - 8, - GL_TRUE) == 0) - continue; - - /* - */ - intelEmitImmediateColorExpandBlit( intel, - dst->cpp, - (GLubyte *)stipple, - sz, - (dst->cpp == 2) ? color565 : color8888, - dst->pitch, - dst->buffer, - 0, - dst->tiled, - rect.x1 + px, - rect.y2 - (py + h), - w, h, - logic_op); - } - } - } - intel->need_flush = GL_TRUE; - out: - intel_batchbuffer_flush(intel->batch); - } - UNLOCK_HARDWARE(intel); - - - if (unpack->BufferObj->Name) { - /* done with PBO so unmap it now */ - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - unpack->BufferObj); - } - - return GL_TRUE; -} - - - - - -/* There are a large number of possible ways to implement bitmap on - * this hardware, most of them have some sort of drawback. Here are a - * few that spring to mind: - * - * Blit: - * - XY_MONO_SRC_BLT_CMD - * - use XY_SETUP_CLIP_BLT for cliprect clipping. - * - XY_TEXT_BLT - * - XY_TEXT_IMMEDIATE_BLT - * - blit per cliprect, subject to maximum immediate data size. - * - XY_COLOR_BLT - * - per pixel or run of pixels - * - XY_PIXEL_BLT - * - good for sparse bitmaps - * - * 3D engine: - * - Point per pixel - * - Translate bitmap to an alpha texture and render as a quad - * - Chop bitmap up into 32x32 squares and render w/polygon stipple. - */ -void -intelBitmap(GLcontext * ctx, - GLint x, GLint y, - GLsizei width, GLsizei height, - const struct gl_pixelstore_attrib *unpack, - const GLubyte * pixels) -{ - if (do_blit_bitmap(ctx, x, y, width, height, - unpack, pixels)) - return; - - if (INTEL_DEBUG & DEBUG_PIXEL) - _mesa_printf("%s: fallback to swrast\n", __FUNCTION__); - - _swrast_Bitmap(ctx, x, y, width, height, unpack, pixels); -} +../intel/intel_pixel_bitmap.c
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