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author | marha <marha@users.sourceforge.net> | 2015-02-22 14:31:16 +0100 |
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committer | marha <marha@users.sourceforge.net> | 2015-02-22 14:31:16 +0100 |
commit | f1c2db43dcf35d2cf4715390bd2391c28e42a8c2 (patch) | |
tree | 46b537271afe0f6534231b1bd4cc4f91ae1fb446 /mesalib/src/mesa/main/image.c | |
parent | 5e5a48ff8cd08f123601cd0625ca62a86675aac9 (diff) | |
download | vcxsrv-f1c2db43dcf35d2cf4715390bd2391c28e42a8c2.tar.gz vcxsrv-f1c2db43dcf35d2cf4715390bd2391c28e42a8c2.tar.bz2 vcxsrv-f1c2db43dcf35d2cf4715390bd2391c28e42a8c2.zip |
xwininfo fontconfig libX11 libXdmcp libfontenc libxcb libxcb/xcb-proto mesalib xserver xkeyboard-config mkfontscale git update 22 Feb 2015
xserver commit 3a06faf3fcdb7451125a46181f9152e8e59e9770
libxcb commit e3ec1f74637237ce500dfd0ca59f2e422da4e019
libxcb/xcb-proto commit 4c550465934164aab2449a125f75f4ca07816233
xkeyboard-config commit 26f344c93f8c6141e9233eb68088ba4fd56bc9ef
libX11 commit c8e19b393defd53f046ddc2da3a16881221b3c34
libXdmcp commit 9f4cac7656b221ce2a8f97e7bd31e5e23126d001
libfontenc commit de1843aaf76015c9d99416f3122d169fe331b849
mkfontscale commit 87d628f8eec170ec13bb9feefb1ce05aed07d1d6
xwininfo commit 0c49f8f2bd56b1e77721e81030ea948386dcdf4e
fontconfig commit d6d5adeb7940c0d0beb86489c2a1c2ce59e5c044
mesa commit 4359954d842caa2a9f8d4b50d70ecc789884b68b
Diffstat (limited to 'mesalib/src/mesa/main/image.c')
-rw-r--r-- | mesalib/src/mesa/main/image.c | 41 |
1 files changed, 26 insertions, 15 deletions
diff --git a/mesalib/src/mesa/main/image.c b/mesalib/src/mesa/main/image.c index 4ea5f04c9..e97b006e0 100644 --- a/mesalib/src/mesa/main/image.c +++ b/mesalib/src/mesa/main/image.c @@ -41,36 +41,45 @@ /** - * Flip the order of the 2 bytes in each word in the given array. + * Flip the order of the 2 bytes in each word in the given array (src) and + * store the result in another array (dst). For in-place byte-swapping this + * function can be called with the same array for src and dst. * - * \param p array. + * \param dst the array where byte-swapped data will be stored. + * \param src the array with the source data we want to byte-swap. * \param n number of words. */ void -_mesa_swap2( GLushort *p, GLuint n ) +_mesa_swap2_copy( GLushort *dst, GLushort *src, GLuint n ) { GLuint i; for (i = 0; i < n; i++) { - p[i] = (p[i] >> 8) | ((p[i] << 8) & 0xff00); + dst[i] = (src[i] >> 8) | ((src[i] << 8) & 0xff00); } } /* - * Flip the order of the 4 bytes in each word in the given array. + * Flip the order of the 4 bytes in each word in the given array (src) and + * store the result in another array (dst). For in-place byte-swapping this + * function can be called with the same array for src and dst. + * + * \param dst the array where byte-swapped data will be stored. + * \param src the array with the source data we want to byte-swap. + * \param n number of words. */ void -_mesa_swap4( GLuint *p, GLuint n ) +_mesa_swap4_copy( GLuint *dst, GLuint *src, GLuint n ) { GLuint i, a, b; for (i = 0; i < n; i++) { - b = p[i]; + b = src[i]; a = (b >> 24) | ((b >> 8) & 0xff00) | ((b << 8) & 0xff0000) | ((b << 24) & 0xff000000); - p[i] = a; + dst[i] = a; } } @@ -142,7 +151,7 @@ _mesa_image_offset( GLuint dimensions, assert(format == GL_COLOR_INDEX || format == GL_STENCIL_INDEX); bytes_per_row = alignment - * CEILING( comp_per_pixel*pixels_per_row, 8*alignment ); + * DIV_ROUND_UP( comp_per_pixel*pixels_per_row, 8*alignment ); bytes_per_image = bytes_per_row * rows_per_image; @@ -852,19 +861,21 @@ clip_left_or_bottom(GLint *srcX0, GLint *srcX1, */ GLboolean _mesa_clip_blit(struct gl_context *ctx, + const struct gl_framebuffer *readFb, + const struct gl_framebuffer *drawFb, GLint *srcX0, GLint *srcY0, GLint *srcX1, GLint *srcY1, GLint *dstX0, GLint *dstY0, GLint *dstX1, GLint *dstY1) { const GLint srcXmin = 0; - const GLint srcXmax = ctx->ReadBuffer->Width; + const GLint srcXmax = readFb->Width; const GLint srcYmin = 0; - const GLint srcYmax = ctx->ReadBuffer->Height; + const GLint srcYmax = readFb->Height; /* these include scissor bounds */ - const GLint dstXmin = ctx->DrawBuffer->_Xmin; - const GLint dstXmax = ctx->DrawBuffer->_Xmax; - const GLint dstYmin = ctx->DrawBuffer->_Ymin; - const GLint dstYmax = ctx->DrawBuffer->_Ymax; + const GLint dstXmin = drawFb->_Xmin; + const GLint dstXmax = drawFb->_Xmax; + const GLint dstYmin = drawFb->_Ymin; + const GLint dstYmax = drawFb->_Ymax; /* printf("PreClipX: src: %d .. %d dst: %d .. %d\n", |