diff options
author | Ian Romanick <ian.d.romanick@intel.com> | 2010-02-24 15:54:33 -0800 |
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committer | Ian Romanick <ian.d.romanick@intel.com> | 2010-03-03 12:37:03 -0800 |
commit | 3fd8487ac65aeee8e3ed4dc6dc6468daf880da1a (patch) | |
tree | e3d7af49fd983bb8d93e70d0635a6827bb5feb28 /src | |
parent | 9e2d30e0b8242d1e4afcf05513bd3d7e0de504a2 (diff) | |
download | external_mesa3d-3fd8487ac65aeee8e3ed4dc6dc6468daf880da1a.zip external_mesa3d-3fd8487ac65aeee8e3ed4dc6dc6468daf880da1a.tar.gz external_mesa3d-3fd8487ac65aeee8e3ed4dc6dc6468daf880da1a.tar.bz2 |
swrast: Remove support for ReadPixels from a color-index buffer
Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/swrast/s_readpix.c | 67 |
1 files changed, 2 insertions, 65 deletions
diff --git a/src/mesa/swrast/s_readpix.c b/src/mesa/swrast/s_readpix.c index 4191133..ecabac6 100644 --- a/src/mesa/swrast/s_readpix.c +++ b/src/mesa/swrast/s_readpix.c @@ -41,42 +41,6 @@ #include "s_stencil.h" -/* - * Read a block of color index pixels. - */ -static void -read_index_pixels( GLcontext *ctx, - GLint x, GLint y, - GLsizei width, GLsizei height, - GLenum type, GLvoid *pixels, - const struct gl_pixelstore_attrib *packing ) -{ - struct gl_renderbuffer *rb = ctx->ReadBuffer->_ColorReadBuffer; - GLint i; - - if (!rb) - return; - - /* width should never be > MAX_WIDTH since we did clipping earlier */ - ASSERT(width <= MAX_WIDTH); - - /* process image row by row */ - for (i = 0; i < height; i++) { - GLuint index[MAX_WIDTH]; - GLvoid *dest; - ASSERT(rb->DataType == GL_UNSIGNED_INT); - rb->GetRow(ctx, rb, width, x, y + i, index); - - dest = _mesa_image_address2d(packing, pixels, width, height, - GL_COLOR_INDEX, type, i, 0); - - _mesa_pack_index_span(ctx, width, type, dest, index, - &ctx->Pack, ctx->_ImageTransferState); - } -} - - - /** * Read pixels for format=GL_DEPTH_COMPONENT. */ @@ -373,18 +337,7 @@ read_rgba_pixels( GLcontext *ctx, /* read full RGBA, FLOAT image */ dest = tmpImage; for (row = 0; row < height; row++, y++) { - if (fb->Visual.rgbMode) { - _swrast_read_rgba_span(ctx, rb, width, x, y, GL_FLOAT, dest); - } - else { - GLuint index[MAX_WIDTH]; - ASSERT(rb->DataType == GL_UNSIGNED_INT); - rb->GetRow(ctx, rb, width, x, y, index); - _mesa_apply_ci_transfer_ops(ctx, - transferOps & IMAGE_SHIFT_OFFSET_BIT, - width, index); - _mesa_map_ci_to_rgba(ctx, width, index, (GLfloat (*)[4]) dest); - } + _swrast_read_rgba_span(ctx, rb, width, x, y, GL_FLOAT, dest); _mesa_apply_rgba_transfer_ops(ctx, transferOps & IMAGE_PRE_CONVOLUTION_BITS, width, (GLfloat (*)[4]) dest); @@ -431,19 +384,7 @@ read_rgba_pixels( GLcontext *ctx, for (row = 0; row < height; row++, y++) { /* Get float rgba pixels */ - if (fb->Visual.rgbMode) { - _swrast_read_rgba_span(ctx, rb, width, x, y, GL_FLOAT, rgba); - } - else { - /* read CI and convert to RGBA */ - GLuint index[MAX_WIDTH]; - ASSERT(rb->DataType == GL_UNSIGNED_INT); - rb->GetRow(ctx, rb, width, x, y, index); - _mesa_apply_ci_transfer_ops(ctx, - transferOps & IMAGE_SHIFT_OFFSET_BIT, - width, index); - _mesa_map_ci_to_rgba(ctx, width, index, rgba); - } + _swrast_read_rgba_span(ctx, rb, width, x, y, GL_FLOAT, rgba); /* apply fudge factor for shallow color buffers */ if (fb->Visual.redBits < 8 || @@ -592,10 +533,6 @@ _swrast_ReadPixels( GLcontext *ctx, return; switch (format) { - case GL_COLOR_INDEX: - read_index_pixels(ctx, x, y, width, height, type, pixels, - &clippedPacking); - break; case GL_STENCIL_INDEX: read_stencil_pixels(ctx, x, y, width, height, type, pixels, &clippedPacking); |