88 lines
3.2 KiB
C
88 lines
3.2 KiB
C
/*
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* Copyright © 2022 Collabora, LTD
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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 "vk_sampler.h"
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#include "vk_util.h"
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VkClearColorValue
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vk_border_color_value(VkBorderColor color)
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{
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switch (color) {
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case VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK:
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return (VkClearColorValue) { .float32 = { 0, 0, 0, 0 } };
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case VK_BORDER_COLOR_INT_TRANSPARENT_BLACK:
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return (VkClearColorValue) { .int32 = { 0, 0, 0, 0 } };
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case VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK:
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return (VkClearColorValue) { .float32 = { 0, 0, 0, 1 } };
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case VK_BORDER_COLOR_INT_OPAQUE_BLACK:
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return (VkClearColorValue) { .int32 = { 0, 0, 0, 1 } };
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case VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE:
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return (VkClearColorValue) { .float32 = { 1, 1, 1, 1 } };
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case VK_BORDER_COLOR_INT_OPAQUE_WHITE:
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return (VkClearColorValue) { .int32 = { 1, 1, 1, 1 } };
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default:
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unreachable("Invalid or custom border color enum");
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}
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}
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bool
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vk_border_color_is_int(VkBorderColor color)
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{
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switch (color) {
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case VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK:
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case VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK:
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case VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE:
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case VK_BORDER_COLOR_FLOAT_CUSTOM_EXT:
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return false;
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case VK_BORDER_COLOR_INT_TRANSPARENT_BLACK:
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case VK_BORDER_COLOR_INT_OPAQUE_BLACK:
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case VK_BORDER_COLOR_INT_OPAQUE_WHITE:
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case VK_BORDER_COLOR_INT_CUSTOM_EXT:
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return true;
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default:
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unreachable("Invalid border color enum");
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}
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}
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VkClearColorValue
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vk_sampler_border_color_value(const VkSamplerCreateInfo *pCreateInfo,
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VkFormat *format_out)
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{
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if (pCreateInfo->borderColor == VK_BORDER_COLOR_FLOAT_CUSTOM_EXT ||
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pCreateInfo->borderColor == VK_BORDER_COLOR_INT_CUSTOM_EXT) {
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const VkSamplerCustomBorderColorCreateInfoEXT *border_color_info =
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vk_find_struct_const(pCreateInfo->pNext,
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SAMPLER_CUSTOM_BORDER_COLOR_CREATE_INFO_EXT);
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if (format_out)
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*format_out = border_color_info->format;
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return border_color_info->customBorderColor;
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} else {
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if (format_out)
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*format_out = VK_FORMAT_UNDEFINED;
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return vk_border_color_value(pCreateInfo->borderColor);
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}
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}
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