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/*
* Copyright © 2015 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
static const uint8_t
anv_surftype(const struct anv_image *image, VkImageViewType view_type,
bool storage)
{
switch (view_type) {
default:
unreachable("bad VkImageViewType");
case VK_IMAGE_VIEW_TYPE_1D:
case VK_IMAGE_VIEW_TYPE_1D_ARRAY:
assert(image->type == VK_IMAGE_TYPE_1D);
return SURFTYPE_1D;
case VK_IMAGE_VIEW_TYPE_CUBE:
case VK_IMAGE_VIEW_TYPE_CUBE_ARRAY:
assert(image->type == VK_IMAGE_TYPE_2D);
return storage ? SURFTYPE_2D : SURFTYPE_CUBE;
case VK_IMAGE_VIEW_TYPE_2D:
case VK_IMAGE_VIEW_TYPE_2D_ARRAY:
assert(image->type == VK_IMAGE_TYPE_2D);
return SURFTYPE_2D;
case VK_IMAGE_VIEW_TYPE_3D:
assert(image->type == VK_IMAGE_TYPE_3D);
return SURFTYPE_3D;
}
}
static enum isl_format
anv_surface_format(const struct anv_device *device, enum isl_format format,
bool storage)
{
if (storage) {
return isl_lower_storage_image_format(&device->isl_dev, format);
} else {
return format;
}
}
#if ANV_GEN > 7 || ANV_IS_HASWELL
static const uint32_t vk_to_gen_swizzle_map[] = {
[VK_COMPONENT_SWIZZLE_ZERO] = SCS_ZERO,
[VK_COMPONENT_SWIZZLE_ONE] = SCS_ONE,
[VK_COMPONENT_SWIZZLE_R] = SCS_RED,
[VK_COMPONENT_SWIZZLE_G] = SCS_GREEN,
[VK_COMPONENT_SWIZZLE_B] = SCS_BLUE,
[VK_COMPONENT_SWIZZLE_A] = SCS_ALPHA
};
static inline uint32_t
vk_to_gen_swizzle(VkComponentSwizzle swizzle, VkComponentSwizzle component)
{
if (swizzle == VK_COMPONENT_SWIZZLE_IDENTITY)
return vk_to_gen_swizzle_map[component];
else
return vk_to_gen_swizzle_map[swizzle];
}
#endif
static inline uint32_t
vk_to_gen_tex_filter(VkFilter filter, bool anisotropyEnable)
{
switch (filter) {
default:
assert(!"Invalid filter");
case VK_FILTER_NEAREST:
return MAPFILTER_NEAREST;
case VK_FILTER_LINEAR:
return anisotropyEnable ? MAPFILTER_ANISOTROPIC : MAPFILTER_LINEAR;
}
}
static inline uint32_t
vk_to_gen_max_anisotropy(float ratio)
{
return (anv_clamp_f(ratio, 2, 16) - 2) / 2;
}
static const uint32_t vk_to_gen_mipmap_mode[] = {
[VK_SAMPLER_MIPMAP_MODE_NEAREST] = MIPFILTER_NEAREST,
[VK_SAMPLER_MIPMAP_MODE_LINEAR] = MIPFILTER_LINEAR
};
static const uint32_t vk_to_gen_tex_address[] = {
[VK_SAMPLER_ADDRESS_MODE_REPEAT] = TCM_WRAP,
[VK_SAMPLER_ADDRESS_MODE_MIRRORED_REPEAT] = TCM_MIRROR,
[VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE] = TCM_CLAMP,
[VK_SAMPLER_ADDRESS_MODE_MIRROR_CLAMP_TO_EDGE] = TCM_MIRROR_ONCE,
[VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER] = TCM_CLAMP_BORDER,
};
static const uint32_t vk_to_gen_compare_op[] = {
[VK_COMPARE_OP_NEVER] = PREFILTEROPNEVER,
[VK_COMPARE_OP_LESS] = PREFILTEROPLESS,
[VK_COMPARE_OP_EQUAL] = PREFILTEROPEQUAL,
[VK_COMPARE_OP_LESS_OR_EQUAL] = PREFILTEROPLEQUAL,
[VK_COMPARE_OP_GREATER] = PREFILTEROPGREATER,
[VK_COMPARE_OP_NOT_EQUAL] = PREFILTEROPNOTEQUAL,
[VK_COMPARE_OP_GREATER_OR_EQUAL] = PREFILTEROPGEQUAL,
[VK_COMPARE_OP_ALWAYS] = PREFILTEROPALWAYS,
};
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