From: Jonathan Marek Date: Mon, 15 Jun 2020 20:31:33 +0000 (-0400) Subject: turnip: use u_format for packing gmem clear values X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9f24909b0b76ecb69a86e0e8192bc442c5d827cd;p=mesa.git turnip: use u_format for packing gmem clear values Signed-off-by: Jonathan Marek Part-of: --- diff --git a/src/freedreno/vulkan/tu_clear_blit.c b/src/freedreno/vulkan/tu_clear_blit.c index ba3ba5dfb8a..c9cf1a0a589 100644 --- a/src/freedreno/vulkan/tu_clear_blit.c +++ b/src/freedreno/vulkan/tu_clear_blit.c @@ -16,178 +16,10 @@ #include "util/format_srgb.h" #include "util/u_half.h" -/* helper functions previously in tu_formats.c */ - -static uint32_t -tu_pack_mask(int bits) -{ - assert(bits <= 32); - return (1ull << bits) - 1; -} - static uint32_t tu_pack_float32_for_unorm(float val, int bits) { - const uint32_t max = tu_pack_mask(bits); - if (val < 0.0f) - return 0; - else if (val > 1.0f) - return max; - else - return _mesa_lroundevenf(val * (float) max); -} - -static uint32_t -tu_pack_float32_for_snorm(float val, int bits) -{ - const int32_t max = tu_pack_mask(bits - 1); - int32_t tmp; - if (val < -1.0f) - tmp = -max; - else if (val > 1.0f) - tmp = max; - else - tmp = _mesa_lroundevenf(val * (float) max); - - return tmp & tu_pack_mask(bits); -} - -static uint32_t -tu_pack_float32_for_uscaled(float val, int bits) -{ - const uint32_t max = tu_pack_mask(bits); - if (val < 0.0f) - return 0; - else if (val > (float) max) - return max; - else - return (uint32_t) val; -} - -static uint32_t -tu_pack_float32_for_sscaled(float val, int bits) -{ - const int32_t max = tu_pack_mask(bits - 1); - const int32_t min = -max - 1; - int32_t tmp; - if (val < (float) min) - tmp = min; - else if (val > (float) max) - tmp = max; - else - tmp = (int32_t) val; - - return tmp & tu_pack_mask(bits); -} - -static uint32_t -tu_pack_uint32_for_uint(uint32_t val, int bits) -{ - return val & tu_pack_mask(bits); -} - -static uint32_t -tu_pack_int32_for_sint(int32_t val, int bits) -{ - return val & tu_pack_mask(bits); -} - -static uint32_t -tu_pack_float32_for_sfloat(float val, int bits) -{ - assert(bits == 16 || bits == 32); - return bits == 16 ? util_float_to_half(val) : fui(val); -} - -union tu_clear_component_value { - float float32; - int32_t int32; - uint32_t uint32; -}; - -static uint32_t -tu_pack_clear_component_value(union tu_clear_component_value val, - const struct util_format_channel_description *ch) -{ - uint32_t packed; - - switch (ch->type) { - case UTIL_FORMAT_TYPE_UNSIGNED: - /* normalized, scaled, or pure integer */ - if (ch->normalized) - packed = tu_pack_float32_for_unorm(val.float32, ch->size); - else if (ch->pure_integer) - packed = tu_pack_uint32_for_uint(val.uint32, ch->size); - else - packed = tu_pack_float32_for_uscaled(val.float32, ch->size); - break; - case UTIL_FORMAT_TYPE_SIGNED: - /* normalized, scaled, or pure integer */ - if (ch->normalized) - packed = tu_pack_float32_for_snorm(val.float32, ch->size); - else if (ch->pure_integer) - packed = tu_pack_int32_for_sint(val.int32, ch->size); - else - packed = tu_pack_float32_for_sscaled(val.float32, ch->size); - break; - case UTIL_FORMAT_TYPE_FLOAT: - packed = tu_pack_float32_for_sfloat(val.float32, ch->size); - break; - default: - unreachable("unexpected channel type"); - packed = 0; - break; - } - - assert((packed & tu_pack_mask(ch->size)) == packed); - return packed; -} - -static const struct util_format_channel_description * -tu_get_format_channel_description(const struct util_format_description *desc, - int comp) -{ - switch (desc->swizzle[comp]) { - case PIPE_SWIZZLE_X: - return &desc->channel[0]; - case PIPE_SWIZZLE_Y: - return &desc->channel[1]; - case PIPE_SWIZZLE_Z: - return &desc->channel[2]; - case PIPE_SWIZZLE_W: - return &desc->channel[3]; - default: - return NULL; - } -} - -static union tu_clear_component_value -tu_get_clear_component_value(const VkClearValue *val, int comp, - enum util_format_colorspace colorspace) -{ - assert(comp < 4); - - union tu_clear_component_value tmp; - switch (colorspace) { - case UTIL_FORMAT_COLORSPACE_ZS: - assert(comp < 2); - if (comp == 0) - tmp.float32 = val->depthStencil.depth; - else - tmp.uint32 = val->depthStencil.stencil; - break; - case UTIL_FORMAT_COLORSPACE_SRGB: - if (comp < 3) { - tmp.float32 = util_format_linear_to_srgb_float(val->color.float32[comp]); - break; - } - default: - assert(comp < 4); - tmp.uint32 = val->color.uint32[comp]; - break; - } - - return tmp; + return _mesa_lroundevenf(CLAMP(val, 0.0f, 1.0f) * (float) ((1 << bits) - 1)); } /* r2d_ = BLIT_OP_SCALE operations */ @@ -323,7 +155,7 @@ r2d_clear_value(struct tu_cs *cs, VkFormat format, const VkClearValue *val) linear = util_format_linear_to_srgb_float(val->color.float32[i]); if (ch->type == UTIL_FORMAT_TYPE_SIGNED) - clear_value[i] = tu_pack_float32_for_snorm(linear, 8); + clear_value[i] = _mesa_lroundevenf(CLAMP(linear, -1.0f, 1.0f) * 127.0f); else clear_value[i] = tu_pack_float32_for_unorm(linear, 8); } else if (ifmt == R2D_FLOAT16) { @@ -2186,60 +2018,47 @@ tu_clear_sysmem_attachments(struct tu_cmd_buffer *cmd, } } -/** - * Pack a VkClearValue into a 128-bit buffer. format is respected except - * for the component order. The components are always packed in WZYX order, - * because gmem is tiled and tiled formats always have WZYX swap - */ static void -pack_gmem_clear_value(const VkClearValue *val, VkFormat format, uint32_t buf[4]) +pack_gmem_clear_value(const VkClearValue *val, VkFormat format, uint32_t clear_value[4]) { - const struct util_format_description *desc = vk_format_description(format); + enum pipe_format pformat = vk_format_to_pipe_format(format); switch (format) { - case VK_FORMAT_B10G11R11_UFLOAT_PACK32: - buf[0] = float3_to_r11g11b10f(val->color.float32); + case VK_FORMAT_X8_D24_UNORM_PACK32: + case VK_FORMAT_D24_UNORM_S8_UINT: + clear_value[0] = tu_pack_float32_for_unorm(val->depthStencil.depth, 24) | + val->depthStencil.stencil << 24; return; - case VK_FORMAT_E5B9G9R9_UFLOAT_PACK32: - buf[0] = float3_to_rgb9e5(val->color.float32); + case VK_FORMAT_D16_UNORM: + clear_value[0] = tu_pack_float32_for_unorm(val->depthStencil.depth, 16); + return; + case VK_FORMAT_D32_SFLOAT: + clear_value[0] = fui(val->depthStencil.depth); + return; + case VK_FORMAT_S8_UINT: + clear_value[0] = val->depthStencil.stencil; return; + /* these formats use a different base format when tiled + * the same format can be used for both because GMEM is always in WZYX order + */ + case VK_FORMAT_R5G5B5A1_UNORM_PACK16: + case VK_FORMAT_B5G5R5A1_UNORM_PACK16: + pformat = PIPE_FORMAT_B5G5R5A1_UNORM; default: break; } - assert(desc && desc->layout == UTIL_FORMAT_LAYOUT_PLAIN); - - /* S8_UINT is special and has no depth */ - const int max_components = - format == VK_FORMAT_S8_UINT ? 2 : desc->nr_channels; - - int buf_offset = 0; - int bit_shift = 0; - for (int comp = 0; comp < max_components; comp++) { - const struct util_format_channel_description *ch = - tu_get_format_channel_description(desc, comp); - if (!ch) { - assert((format == VK_FORMAT_S8_UINT && comp == 0) || - (format == VK_FORMAT_X8_D24_UNORM_PACK32 && comp == 1)); - continue; - } - - union tu_clear_component_value v = tu_get_clear_component_value( - val, comp, desc->colorspace); - - /* move to the next uint32_t when there is not enough space */ - assert(ch->size <= 32); - if (bit_shift + ch->size > 32) { - buf_offset++; - bit_shift = 0; - } + VkClearColorValue color; - if (bit_shift == 0) - buf[buf_offset] = 0; + /** + * GMEM is tiled and wants the components in WZYX order, + * apply swizzle to the color before packing, to counteract + * deswizzling applied by packing functions + */ + pipe_swizzle_4f(color.float32, val->color.float32, + util_format_description(pformat)->swizzle); - buf[buf_offset] |= tu_pack_clear_component_value(v, ch) << bit_shift; - bit_shift += ch->size; - } + util_format_pack_rgba(pformat, clear_value, color.uint32, 1); } static void