0,0 → 1,160 |
/* |
* Copyright (C) 2009 Maciej Cencora <m.cencora@gmail.com> |
* |
* 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, sublicense, 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 |
* portions 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 NONINFRINGEMENT. |
* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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 "radeon_common.h" |
#include "radeon_texture.h" |
|
#include "main/enums.h" |
#include "main/image.h" |
#include "main/teximage.h" |
#include "main/texstate.h" |
#include "drivers/common/meta.h" |
|
#include "radeon_mipmap_tree.h" |
|
static GLboolean |
do_copy_texsubimage(struct gl_context *ctx, |
struct radeon_tex_obj *tobj, |
radeon_texture_image *timg, |
GLint dstx, GLint dsty, |
struct radeon_renderbuffer *rrb, |
GLint x, GLint y, |
GLsizei width, GLsizei height) |
{ |
radeonContextPtr radeon = RADEON_CONTEXT(ctx); |
const GLuint face = timg->base.Base.Face; |
const GLuint level = timg->base.Base.Level; |
unsigned src_bpp; |
unsigned dst_bpp; |
gl_format src_mesaformat; |
gl_format dst_mesaformat; |
unsigned flip_y; |
|
if (!radeon->vtbl.blit) { |
return GL_FALSE; |
} |
|
// This is software renderbuffer, fallback to swrast |
if (!rrb) { |
return GL_FALSE; |
} |
|
if (_mesa_get_format_bits(timg->base.Base.TexFormat, GL_DEPTH_BITS) > 0) { |
/* copying depth values */ |
flip_y = ctx->ReadBuffer->Attachment[BUFFER_DEPTH].Type == GL_NONE; |
} else { |
/* copying color */ |
flip_y = ctx->ReadBuffer->Attachment[BUFFER_COLOR0].Type == GL_NONE; |
} |
|
if (!timg->mt) { |
radeon_validate_texture_miptree(ctx, &tobj->base.Sampler, &tobj->base); |
} |
|
assert(rrb->bo); |
assert(timg->mt); |
assert(timg->mt->bo); |
assert(timg->base.Base.Width >= dstx + width); |
assert(timg->base.Base.Height >= dsty + height); |
|
intptr_t src_offset = rrb->draw_offset; |
intptr_t dst_offset = radeon_miptree_image_offset(timg->mt, face, level); |
|
if (0) { |
fprintf(stderr, "%s: copying to face %d, level %d\n", |
__FUNCTION__, face, level); |
fprintf(stderr, "to: x %d, y %d, offset %d\n", dstx, dsty, (uint32_t) dst_offset); |
fprintf(stderr, "from (%dx%d) width %d, height %d, offset %d, pitch %d\n", |
x, y, rrb->base.Base.Width, rrb->base.Base.Height, (uint32_t) src_offset, rrb->pitch/rrb->cpp); |
fprintf(stderr, "src size %d, dst size %d\n", rrb->bo->size, timg->mt->bo->size); |
|
} |
|
src_mesaformat = rrb->base.Base.Format; |
dst_mesaformat = timg->base.Base.TexFormat; |
src_bpp = _mesa_get_format_bytes(src_mesaformat); |
dst_bpp = _mesa_get_format_bytes(dst_mesaformat); |
if (!radeon->vtbl.check_blit(dst_mesaformat, rrb->pitch / rrb->cpp)) { |
/* depth formats tend to be special */ |
if (_mesa_get_format_bits(dst_mesaformat, GL_DEPTH_BITS) > 0) |
return GL_FALSE; |
|
if (src_bpp != dst_bpp) |
return GL_FALSE; |
|
switch (dst_bpp) { |
case 2: |
src_mesaformat = MESA_FORMAT_RGB565; |
dst_mesaformat = MESA_FORMAT_RGB565; |
break; |
case 4: |
src_mesaformat = MESA_FORMAT_ARGB8888; |
dst_mesaformat = MESA_FORMAT_ARGB8888; |
break; |
case 1: |
src_mesaformat = MESA_FORMAT_A8; |
dst_mesaformat = MESA_FORMAT_A8; |
break; |
default: |
return GL_FALSE; |
} |
} |
|
/* blit from src buffer to texture */ |
return radeon->vtbl.blit(ctx, rrb->bo, src_offset, src_mesaformat, rrb->pitch/rrb->cpp, |
rrb->base.Base.Width, rrb->base.Base.Height, x, y, |
timg->mt->bo, dst_offset, dst_mesaformat, |
timg->mt->levels[level].rowstride / dst_bpp, |
timg->base.Base.Width, timg->base.Base.Height, |
dstx, dsty, width, height, flip_y); |
} |
|
void |
radeonCopyTexSubImage(struct gl_context *ctx, GLuint dims, |
struct gl_texture_image *texImage, |
GLint xoffset, GLint yoffset, GLint slice, |
struct gl_renderbuffer *rb, |
GLint x, GLint y, |
GLsizei width, GLsizei height) |
{ |
radeonContextPtr radeon = RADEON_CONTEXT(ctx); |
radeon_prepare_render(radeon); |
|
if (slice != 0 || !do_copy_texsubimage(ctx, |
radeon_tex_obj(texImage->TexObject), |
(radeon_texture_image *)texImage, |
xoffset, yoffset, |
radeon_renderbuffer(rb), x, y, width, height)) { |
|
radeon_print(RADEON_FALLBACKS, RADEON_NORMAL, |
"Falling back to sw for glCopyTexSubImage2D\n"); |
|
_mesa_meta_CopyTexSubImage(ctx, dims, texImage, |
xoffset, yoffset, slice, |
rb, x, y, width, height); |
} |
} |