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 | 48 |
1 files changed, 43 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c index 18cf182e54..a4bb03d5d3 100644 --- a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c +++ b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c @@ -46,6 +46,16 @@ do_copy_texsubimage(GLcontext *ctx, { radeonContextPtr radeon = RADEON_CONTEXT(ctx); struct radeon_renderbuffer *rrb; + unsigned src_bpp; + unsigned dst_bpp; + gl_format src_mesaformat; + gl_format dst_mesaformat; + unsigned src_width; + unsigned dst_width; + + if (!radeon->vtbl.blit) { + return GL_FALSE; + } if (_mesa_get_format_bits(timg->base.TexFormat, GL_DEPTH_BITS) > 0) { rrb = radeon_get_depthbuffer(radeon); @@ -76,12 +86,40 @@ do_copy_texsubimage(GLcontext *ctx, } + src_mesaformat = rrb->base.Format; + dst_mesaformat = timg->base.TexFormat; + src_width = rrb->base.Width; + dst_width = timg->base.Width; + src_bpp = _mesa_get_format_bytes(src_mesaformat); + dst_bpp = _mesa_get_format_bytes(dst_mesaformat); + if (!radeon->vtbl.check_blit(dst_mesaformat)) { + 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, 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, + return radeon->vtbl.blit(ctx, rrb->bo, src_offset, src_mesaformat, rrb->pitch/rrb->cpp, + src_width, rrb->base.Height, x, y, + timg->mt->bo, dst_offset, dst_mesaformat, + timg->mt->levels[level].rowstride / dst_bpp, + dst_width, timg->base.Height, dstx, dsty, width, height, 1); } |