diff options
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_tex_copy.c')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_tex_copy.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c new file mode 100644 index 0000000000..44e144c80f --- /dev/null +++ b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c @@ -0,0 +1,155 @@ +/* + * 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/image.h" +#include "main/teximage.h" +#include "main/texstate.h" +#include "drivers/common/meta.h" + +#include "radeon_mipmap_tree.h" +#include <main/debug.h> + +static GLboolean +do_copy_texsubimage(GLcontext *ctx, + GLenum target, GLint level, + struct radeon_tex_obj *tobj, + radeon_texture_image *timg, + GLint dstx, GLint dsty, + GLint x, GLint y, + GLsizei width, GLsizei height) +{ + radeonContextPtr radeon = RADEON_CONTEXT(ctx); + struct radeon_renderbuffer *rrb; + + if (_mesa_get_format_bits(timg->base.TexFormat, GL_DEPTH_BITS) > 0) { + rrb = radeon_get_depthbuffer(radeon); + } else { + rrb = radeon_get_colorbuffer(radeon); + } + + if (!timg->mt) { + radeon_validate_texture_miptree(ctx, &tobj->base); + } + + assert(rrb && rrb->bo); + assert(timg->mt->bo); + assert(timg->base.Width >= dstx + width); + assert(timg->base.Height >= dsty + height); + + intptr_t src_offset = rrb->draw_offset; + intptr_t dst_offset = radeon_miptree_image_offset(timg->mt, _mesa_tex_target_to_face(target), level); + + if (0) { + fprintf(stderr, "%s: copying to face %d, level %d\n", + __FUNCTION__, _mesa_tex_target_to_face(target), 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.Width, rrb->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); + + } + + /* blit from src buffer to texture */ + return radeon->vtbl.blit(ctx, rrb->bo, src_offset, rrb->base.Format, rrb->pitch/rrb->cpp, + rrb->base.Width, rrb->base.Height, x, y, + timg->mt->bo, dst_offset, timg->base.TexFormat, + timg->mt->levels[level].rowstride / _mesa_get_format_bytes(timg->base.TexFormat), + timg->base.Width, timg->base.Height, + dstx, dsty, width, height, 1); +} + +void +radeonCopyTexImage2D(GLcontext *ctx, GLenum target, GLint level, + GLenum internalFormat, + GLint x, GLint y, GLsizei width, GLsizei height, + GLint border) +{ + struct gl_texture_unit *texUnit = _mesa_get_current_tex_unit(ctx); + struct gl_texture_object *texObj = + _mesa_select_tex_object(ctx, texUnit, target); + struct gl_texture_image *texImage = + _mesa_select_tex_image(ctx, texObj, target, level); + int srcx, srcy, dstx, dsty; + + if (border) + goto fail; + + /* Setup or redefine the texture object, mipmap tree and texture + * image. Don't populate yet. + */ + ctx->Driver.TexImage2D(ctx, target, level, internalFormat, + width, height, border, + GL_RGBA, GL_UNSIGNED_BYTE, NULL, + &ctx->DefaultPacking, texObj, texImage); + + srcx = x; + srcy = y; + dstx = 0; + dsty = 0; + if (!_mesa_clip_copytexsubimage(ctx, + &dstx, &dsty, + &srcx, &srcy, + &width, &height)) { + return; + } + + if (!do_copy_texsubimage(ctx, target, level, + radeon_tex_obj(texObj), (radeon_texture_image *)texImage, + 0, 0, x, y, width, height)) { + goto fail; + } + + return; + +fail: + _mesa_meta_CopyTexImage2D(ctx, target, level, internalFormat, x, y, + width, height, border); +} + +void +radeonCopyTexSubImage2D(GLcontext *ctx, GLenum target, GLint level, + GLint xoffset, GLint yoffset, + GLint x, GLint y, + GLsizei width, GLsizei height) +{ + struct gl_texture_unit *texUnit = _mesa_get_current_tex_unit(ctx); + struct gl_texture_object *texObj = _mesa_select_tex_object(ctx, texUnit, target); + struct gl_texture_image *texImage = _mesa_select_tex_image(ctx, texObj, target, level); + + if (!do_copy_texsubimage(ctx, target, level, + radeon_tex_obj(texObj), (radeon_texture_image *)texImage, + xoffset, yoffset, x, y, width, height)) { + + //DEBUG_FALLBACKS + + _mesa_meta_CopyTexSubImage2D(ctx, target, level, + xoffset, yoffset, x, y, width, height); + } +} |