diff options
| author | Fredrik Höglund <[email protected]> | 2016-10-27 03:02:14 +0200 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2016-11-03 08:27:21 +1000 |
| commit | e7b9c5eb74619dbda3f24928196ab8c8d9408c0b (patch) | |
| tree | 3619d485ce61cc9ad46621df2a0e5711610a94de /src | |
| parent | 73592b92844af3c1298ef5e66e3055793443546d (diff) | |
radv: add support for anisotropic filtering on VI+
Ported from radeonsi.
Cc: "13.0" <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/amd/vulkan/radv_device.c | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c index 58f24ec6764..376a8c2cd61 100644 --- a/src/amd/vulkan/radv_device.c +++ b/src/amd/vulkan/radv_device.c @@ -1748,26 +1748,50 @@ radv_tex_bordercolor(VkBorderColor bcolor) return 0; } +static unsigned +radv_tex_aniso_filter(unsigned filter) +{ + if (filter < 2) + return 0; + if (filter < 4) + return 1; + if (filter < 8) + return 2; + if (filter < 16) + return 3; + return 4; +} + static void radv_init_sampler(struct radv_device *device, struct radv_sampler *sampler, const VkSamplerCreateInfo *pCreateInfo) { - uint32_t max_aniso = 0; - uint32_t max_aniso_ratio = 0;//TODO + uint32_t max_aniso = pCreateInfo->anisotropyEnable && pCreateInfo->maxAnisotropy > 1.0 ? + (uint32_t) pCreateInfo->maxAnisotropy : 0; + uint32_t max_aniso_ratio = radv_tex_aniso_filter(max_aniso); bool is_vi; is_vi = (device->instance->physicalDevice.rad_info.chip_class >= VI); + if (!is_vi && max_aniso > 0) { + radv_finishme("Anisotropic filtering must be disabled manually " + "by the shader on SI-CI when BASE_LEVEL == LAST_LEVEL\n"); + max_aniso = max_aniso_ratio = 0; + } + sampler->state[0] = (S_008F30_CLAMP_X(radv_tex_wrap(pCreateInfo->addressModeU)) | S_008F30_CLAMP_Y(radv_tex_wrap(pCreateInfo->addressModeV)) | S_008F30_CLAMP_Z(radv_tex_wrap(pCreateInfo->addressModeW)) | S_008F30_MAX_ANISO_RATIO(max_aniso_ratio) | S_008F30_DEPTH_COMPARE_FUNC(radv_tex_compare(pCreateInfo->compareOp)) | S_008F30_FORCE_UNNORMALIZED(pCreateInfo->unnormalizedCoordinates ? 1 : 0) | + S_008F30_ANISO_THRESHOLD(max_aniso_ratio >> 1) | + S_008F30_ANISO_BIAS(max_aniso_ratio) | S_008F30_DISABLE_CUBE_WRAP(0) | S_008F30_COMPAT_MODE(is_vi)); sampler->state[1] = (S_008F34_MIN_LOD(S_FIXED(CLAMP(pCreateInfo->minLod, 0, 15), 8)) | - S_008F34_MAX_LOD(S_FIXED(CLAMP(pCreateInfo->maxLod, 0, 15), 8))); + S_008F34_MAX_LOD(S_FIXED(CLAMP(pCreateInfo->maxLod, 0, 15), 8)) | + S_008F34_PERF_MIP(max_aniso_ratio ? max_aniso_ratio + 6 : 0)); sampler->state[2] = (S_008F38_LOD_BIAS(S_FIXED(CLAMP(pCreateInfo->mipLodBias, -16, 16), 8)) | S_008F38_XY_MAG_FILTER(radv_tex_filter(pCreateInfo->magFilter, max_aniso)) | S_008F38_XY_MIN_FILTER(radv_tex_filter(pCreateInfo->minFilter, max_aniso)) | |