2015-12-31 22:30:51 +00:00
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/*
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* Copyright 2015 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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#include <assert.h>
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#include "isl.h"
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2016-04-16 05:25:00 +01:00
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static inline bool
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isl_format_has_channel_type(enum isl_format fmt, enum isl_base_type type)
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2016-03-09 20:25:47 +00:00
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{
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const struct isl_format_layout *fmtl = isl_format_get_layout(fmt);
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2016-04-16 05:25:00 +01:00
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return fmtl->channels.r.type == type ||
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fmtl->channels.g.type == type ||
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fmtl->channels.b.type == type ||
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fmtl->channels.a.type == type ||
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fmtl->channels.l.type == type ||
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fmtl->channels.i.type == type ||
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fmtl->channels.p.type == type;
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2016-03-09 20:25:47 +00:00
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}
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2016-04-16 05:31:47 +01:00
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bool
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isl_format_has_unorm_channel(enum isl_format fmt)
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{
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return isl_format_has_channel_type(fmt, ISL_UNORM);
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}
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bool
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isl_format_has_snorm_channel(enum isl_format fmt)
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{
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return isl_format_has_channel_type(fmt, ISL_SNORM);
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}
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bool
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isl_format_has_ufloat_channel(enum isl_format fmt)
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{
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return isl_format_has_channel_type(fmt, ISL_UFLOAT);
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}
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bool
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isl_format_has_sfloat_channel(enum isl_format fmt)
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{
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return isl_format_has_channel_type(fmt, ISL_SFLOAT);
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}
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2015-12-31 22:30:51 +00:00
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bool
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2016-04-16 05:25:00 +01:00
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isl_format_has_uint_channel(enum isl_format fmt)
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2015-12-31 22:30:51 +00:00
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{
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2016-04-16 05:25:00 +01:00
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return isl_format_has_channel_type(fmt, ISL_UINT);
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}
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2015-12-31 22:30:51 +00:00
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2016-04-16 05:25:00 +01:00
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bool
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isl_format_has_sint_channel(enum isl_format fmt)
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{
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return isl_format_has_channel_type(fmt, ISL_SINT);
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2015-12-31 22:30:51 +00:00
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}
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2015-12-31 22:57:51 +00:00
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enum isl_format
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isl_format_rgb_to_rgba(enum isl_format rgb)
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{
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assert(isl_format_is_rgb(rgb));
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switch (rgb) {
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case ISL_FORMAT_R32G32B32_FLOAT: return ISL_FORMAT_R32G32B32A32_FLOAT;
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case ISL_FORMAT_R32G32B32_SINT: return ISL_FORMAT_R32G32B32A32_SINT;
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case ISL_FORMAT_R32G32B32_UINT: return ISL_FORMAT_R32G32B32A32_UINT;
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case ISL_FORMAT_R32G32B32_UNORM: return ISL_FORMAT_R32G32B32A32_UNORM;
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case ISL_FORMAT_R32G32B32_SNORM: return ISL_FORMAT_R32G32B32A32_SNORM;
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case ISL_FORMAT_R32G32B32_SSCALED: return ISL_FORMAT_R32G32B32A32_SSCALED;
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case ISL_FORMAT_R32G32B32_USCALED: return ISL_FORMAT_R32G32B32A32_USCALED;
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case ISL_FORMAT_R32G32B32_SFIXED: return ISL_FORMAT_R32G32B32A32_SFIXED;
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case ISL_FORMAT_R8G8B8_UNORM: return ISL_FORMAT_R8G8B8A8_UNORM;
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case ISL_FORMAT_R8G8B8_SNORM: return ISL_FORMAT_R8G8B8A8_SNORM;
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case ISL_FORMAT_R8G8B8_SSCALED: return ISL_FORMAT_R8G8B8A8_SSCALED;
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case ISL_FORMAT_R8G8B8_USCALED: return ISL_FORMAT_R8G8B8A8_USCALED;
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case ISL_FORMAT_R16G16B16_FLOAT: return ISL_FORMAT_R16G16B16A16_FLOAT;
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case ISL_FORMAT_R16G16B16_UNORM: return ISL_FORMAT_R16G16B16A16_UNORM;
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case ISL_FORMAT_R16G16B16_SNORM: return ISL_FORMAT_R16G16B16A16_SNORM;
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case ISL_FORMAT_R16G16B16_SSCALED: return ISL_FORMAT_R16G16B16A16_SSCALED;
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case ISL_FORMAT_R16G16B16_USCALED: return ISL_FORMAT_R16G16B16A16_USCALED;
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case ISL_FORMAT_R8G8B8_UNORM_SRGB: return ISL_FORMAT_R8G8B8A8_UNORM_SRGB;
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case ISL_FORMAT_R16G16B16_UINT: return ISL_FORMAT_R16G16B16A16_UINT;
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case ISL_FORMAT_R16G16B16_SINT: return ISL_FORMAT_R16G16B16A16_SINT;
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case ISL_FORMAT_R8G8B8_UINT: return ISL_FORMAT_R8G8B8A8_UINT;
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case ISL_FORMAT_R8G8B8_SINT: return ISL_FORMAT_R8G8B8A8_SINT;
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default:
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return ISL_FORMAT_UNSUPPORTED;
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}
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}
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enum isl_format
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isl_format_rgb_to_rgbx(enum isl_format rgb)
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{
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assert(isl_format_is_rgb(rgb));
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switch (rgb) {
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case ISL_FORMAT_R32G32B32_FLOAT:
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return ISL_FORMAT_R32G32B32X32_FLOAT;
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case ISL_FORMAT_R16G16B16_UNORM:
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return ISL_FORMAT_R16G16B16X16_UNORM;
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case ISL_FORMAT_R16G16B16_FLOAT:
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return ISL_FORMAT_R16G16B16X16_FLOAT;
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case ISL_FORMAT_R8G8B8_UNORM:
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return ISL_FORMAT_R8G8B8X8_UNORM;
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case ISL_FORMAT_R8G8B8_UNORM_SRGB:
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return ISL_FORMAT_R8G8B8X8_UNORM_SRGB;
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default:
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return ISL_FORMAT_UNSUPPORTED;
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}
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}
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