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115 lines
3.2 KiB
C
115 lines
3.2 KiB
C
/*
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* Copyright © 2012 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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static void
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FN_NAME(DST_TYPE *dst,
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GLenum dstFormat,
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SRC_TYPE rgba[][4],
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int n)
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{
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int i;
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switch (dstFormat) {
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case GL_RED_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i] = SRC_CONVERT(rgba[i][RCOMP]);
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}
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break;
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case GL_GREEN_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i] = SRC_CONVERT(rgba[i][GCOMP]);
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}
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break;
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case GL_BLUE_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i] = SRC_CONVERT(rgba[i][BCOMP]);
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};
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break;
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case GL_ALPHA_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i] = SRC_CONVERT(rgba[i][ACOMP]);
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}
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break;
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case GL_RG_INTEGER:
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for (i=0;i<n;i++) {
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dst[i*2+0] = SRC_CONVERT(rgba[i][RCOMP]);
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dst[i*2+1] = SRC_CONVERT(rgba[i][GCOMP]);
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}
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break;
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case GL_RGB_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i*3+0] = SRC_CONVERT(rgba[i][RCOMP]);
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dst[i*3+1] = SRC_CONVERT(rgba[i][GCOMP]);
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dst[i*3+2] = SRC_CONVERT(rgba[i][BCOMP]);
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}
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break;
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case GL_RGBA_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i*4+0] = SRC_CONVERT(rgba[i][RCOMP]);
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dst[i*4+1] = SRC_CONVERT(rgba[i][GCOMP]);
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dst[i*4+2] = SRC_CONVERT(rgba[i][BCOMP]);
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dst[i*4+3] = SRC_CONVERT(rgba[i][ACOMP]);
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}
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break;
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case GL_BGR_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i*3+0] = SRC_CONVERT(rgba[i][BCOMP]);
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dst[i*3+1] = SRC_CONVERT(rgba[i][GCOMP]);
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dst[i*3+2] = SRC_CONVERT(rgba[i][RCOMP]);
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}
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break;
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case GL_BGRA_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i*4+0] = SRC_CONVERT(rgba[i][BCOMP]);
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dst[i*4+1] = SRC_CONVERT(rgba[i][GCOMP]);
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dst[i*4+2] = SRC_CONVERT(rgba[i][RCOMP]);
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dst[i*4+3] = SRC_CONVERT(rgba[i][ACOMP]);
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}
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break;
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case GL_LUMINANCE_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i] = SRC_CONVERT(rgba[i][RCOMP] +
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rgba[i][GCOMP] +
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rgba[i][BCOMP]);
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}
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break;
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case GL_LUMINANCE_ALPHA_INTEGER_EXT:
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for (i=0;i<n;i++) {
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dst[i*2+0] = SRC_CONVERT(rgba[i][RCOMP] +
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rgba[i][GCOMP] +
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rgba[i][BCOMP]);
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dst[i*2+1] = SRC_CONVERT(rgba[i][ACOMP]);
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}
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break;
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}
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}
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