* 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.
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
*/
#ifndef VK_FORMAT_H
#include <assert.h>
#include <util/macros.h>
-#include <vulkan/vulkan.h>
-
-enum vk_format_layout
-{
- /**
- * Formats with vk_format_block::width == vk_format_block::height == 1
- * that can be described as an ordinary data structure.
- */
- VK_FORMAT_LAYOUT_PLAIN = 0,
-
- /**
- * Formats with sub-sampled channels.
- *
- * This is for formats like YVYU where there is less than one sample per
- * pixel.
- */
- VK_FORMAT_LAYOUT_SUBSAMPLED = 3,
-
- /**
- * S3 Texture Compression formats.
- */
- VK_FORMAT_LAYOUT_S3TC = 4,
-
- /**
- * Red-Green Texture Compression formats.
- */
- VK_FORMAT_LAYOUT_RGTC = 5,
-
- /**
- * Ericsson Texture Compression
- */
- VK_FORMAT_LAYOUT_ETC = 6,
-
- /**
- * BC6/7 Texture Compression
- */
- VK_FORMAT_LAYOUT_BPTC = 7,
-
- /**
- * ASTC
- */
- VK_FORMAT_LAYOUT_ASTC = 8,
+#include <util/format/u_format.h>
+#include <vulkan/util/vk_format.h>
- /**
- * Everything else that doesn't fit in any of the above layouts.
- */
- VK_FORMAT_LAYOUT_OTHER = 9
-};
-
-struct vk_format_block
-{
- /** Block width in pixels */
- unsigned width;
-
- /** Block height in pixels */
- unsigned height;
-
- /** Block size in bits */
- unsigned bits;
-};
-
-enum vk_format_type
-{
- VK_FORMAT_TYPE_VOID = 0,
- VK_FORMAT_TYPE_UNSIGNED = 1,
- VK_FORMAT_TYPE_SIGNED = 2,
- VK_FORMAT_TYPE_FIXED = 3,
- VK_FORMAT_TYPE_FLOAT = 4
-};
-
-enum vk_format_colorspace
-{
- VK_FORMAT_COLORSPACE_RGB = 0,
- VK_FORMAT_COLORSPACE_SRGB = 1,
- VK_FORMAT_COLORSPACE_YUV = 2,
- VK_FORMAT_COLORSPACE_ZS = 3
-};
-
-struct vk_format_channel_description
-{
- unsigned type : 5;
- unsigned normalized : 1;
- unsigned pure_integer : 1;
- unsigned scaled : 1;
- unsigned size : 8;
- unsigned shift : 16;
-};
-
-struct vk_format_description
-{
- VkFormat format;
- const char *name;
- const char *short_name;
-
- struct vk_format_block block;
- enum vk_format_layout layout;
-
- unsigned nr_channels : 3;
- unsigned is_array : 1;
- unsigned is_bitmask : 1;
- unsigned is_mixed : 1;
-
- struct vk_format_channel_description channel[4];
-
- unsigned char swizzle[4];
-
- enum vk_format_colorspace colorspace;
-};
-
-extern const struct vk_format_description vk_format_description_table[];
-
-const struct vk_format_description *
-vk_format_description(VkFormat format);
+#include <vulkan/vulkan.h>
-/**
- * Return total bits needed for the pixel format per block.
- */
-static inline unsigned
-vk_format_get_blocksizebits(VkFormat format)
+static inline const struct util_format_description *
+vk_format_description(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
-
- assert(desc);
- if (!desc) {
- return 0;
- }
-
- return desc->block.bits;
+ return util_format_description(vk_format_to_pipe_format(format));
}
/**
static inline unsigned
vk_format_get_blocksize(VkFormat format)
{
- unsigned bits = vk_format_get_blocksizebits(format);
- unsigned bytes = bits / 8;
-
- assert(bits % 8 == 0);
- assert(bytes > 0);
- if (bytes == 0) {
- bytes = 1;
- }
-
- return bytes;
+ return util_format_get_blocksize(vk_format_to_pipe_format(format));
}
static inline unsigned
vk_format_get_blockwidth(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
-
- assert(desc);
- if (!desc) {
- return 1;
- }
-
- return desc->block.width;
+ return util_format_get_blockwidth(vk_format_to_pipe_format(format));
}
static inline unsigned
vk_format_get_blockheight(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
-
- assert(desc);
- if (!desc) {
- return 1;
- }
-
- return desc->block.height;
-}
-
-static inline unsigned
-vk_format_get_block_count_width(VkFormat format, unsigned width)
-{
- unsigned blockwidth = vk_format_get_blockwidth(format);
- return (width + blockwidth - 1) / blockwidth;
-}
-
-static inline unsigned
-vk_format_get_block_count_height(VkFormat format, unsigned height)
-{
- unsigned blockheight = vk_format_get_blockheight(format);
- return (height + blockheight - 1) / blockheight;
-}
-
-static inline unsigned
-vk_format_get_block_count(VkFormat format, unsigned width, unsigned height)
-{
- return vk_format_get_block_count_width(format, width) *
- vk_format_get_block_count_height(format, height);
-}
-
-
-/**
- * Return the index of the first non-void channel
- * -1 if no non-void channels
- */
-static inline int
-vk_format_get_first_non_void_channel(VkFormat format)
-{
- const struct vk_format_description *desc = vk_format_description(format);
- int i;
-
- for (i = 0; i < 4; i++)
- if (desc->channel[i].type != VK_FORMAT_TYPE_VOID)
- break;
-
- if (i == 4)
- return -1;
-
- return i;
-}
-
-enum vk_swizzle
-{
- VK_SWIZZLE_X,
- VK_SWIZZLE_Y,
- VK_SWIZZLE_Z,
- VK_SWIZZLE_W,
- VK_SWIZZLE_0,
- VK_SWIZZLE_1,
- VK_SWIZZLE_NONE,
- VK_SWIZZLE_MAX, /**< Number of enums counter (must be last) */
-};
-
-static inline VkImageAspectFlags
-vk_format_aspects(VkFormat format)
-{
- switch (format) {
- case VK_FORMAT_UNDEFINED:
- return 0;
-
- case VK_FORMAT_S8_UINT:
- return VK_IMAGE_ASPECT_STENCIL_BIT;
-
- case VK_FORMAT_D16_UNORM_S8_UINT:
- case VK_FORMAT_D24_UNORM_S8_UINT:
- case VK_FORMAT_D32_SFLOAT_S8_UINT:
- return VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
-
- case VK_FORMAT_D16_UNORM:
- case VK_FORMAT_X8_D24_UNORM_PACK32:
- case VK_FORMAT_D32_SFLOAT:
- return VK_IMAGE_ASPECT_DEPTH_BIT;
-
- default:
- return VK_IMAGE_ASPECT_COLOR_BIT;
- }
-}
-
-static inline enum vk_swizzle
-tu_swizzle_conv(VkComponentSwizzle component,
- const unsigned char chan[4],
- VkComponentSwizzle vk_swiz)
-{
- int x;
-
- if (vk_swiz == VK_COMPONENT_SWIZZLE_IDENTITY)
- vk_swiz = component;
- switch (vk_swiz) {
- case VK_COMPONENT_SWIZZLE_ZERO:
- return VK_SWIZZLE_0;
- case VK_COMPONENT_SWIZZLE_ONE:
- return VK_SWIZZLE_1;
- case VK_COMPONENT_SWIZZLE_R:
- for (x = 0; x < 4; x++)
- if (chan[x] == 0)
- return x;
- return VK_SWIZZLE_0;
- case VK_COMPONENT_SWIZZLE_G:
- for (x = 0; x < 4; x++)
- if (chan[x] == 1)
- return x;
- return VK_SWIZZLE_0;
- case VK_COMPONENT_SWIZZLE_B:
- for (x = 0; x < 4; x++)
- if (chan[x] == 2)
- return x;
- return VK_SWIZZLE_0;
- case VK_COMPONENT_SWIZZLE_A:
- for (x = 0; x < 4; x++)
- if (chan[x] == 3)
- return x;
- return VK_SWIZZLE_1;
- default:
- unreachable("Illegal swizzle");
- }
-}
-
-static inline void
-vk_format_compose_swizzles(const VkComponentMapping *mapping,
- const unsigned char swz[4],
- enum vk_swizzle dst[4])
-{
- dst[0] = tu_swizzle_conv(VK_COMPONENT_SWIZZLE_R, swz, mapping->r);
- dst[1] = tu_swizzle_conv(VK_COMPONENT_SWIZZLE_G, swz, mapping->g);
- dst[2] = tu_swizzle_conv(VK_COMPONENT_SWIZZLE_B, swz, mapping->b);
- dst[3] = tu_swizzle_conv(VK_COMPONENT_SWIZZLE_A, swz, mapping->a);
+ return util_format_get_blockheight(vk_format_to_pipe_format(format));
}
static inline bool
vk_format_is_compressed(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
-
- assert(desc);
- if (!desc) {
- return false;
- }
-
- switch (desc->layout) {
- case VK_FORMAT_LAYOUT_S3TC:
- case VK_FORMAT_LAYOUT_RGTC:
- case VK_FORMAT_LAYOUT_ETC:
- case VK_FORMAT_LAYOUT_BPTC:
- case VK_FORMAT_LAYOUT_ASTC:
- /* XXX add other formats in the future */
- return true;
- default:
- return false;
- }
-}
-
-static inline bool
-vk_format_has_depth(const struct vk_format_description *desc)
-{
- return desc->colorspace == VK_FORMAT_COLORSPACE_ZS &&
- desc->swizzle[0] != VK_SWIZZLE_NONE;
-}
-
-static inline bool
-vk_format_has_stencil(const struct vk_format_description *desc)
-{
- return desc->colorspace == VK_FORMAT_COLORSPACE_ZS &&
- desc->swizzle[1] != VK_SWIZZLE_NONE;
+ /* this includes 4:2:2 formats, which are compressed formats for vulkan */
+ return vk_format_get_blockwidth(format) > 1;
}
static inline bool
vk_format_is_depth_or_stencil(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
-
- assert(desc);
- if (!desc) {
- return false;
- }
+ const struct util_format_description *desc = vk_format_description(format);
- return vk_format_has_depth(desc) || vk_format_has_stencil(desc);
+ return util_format_has_depth(desc) || util_format_has_stencil(desc);
}
static inline bool
-vk_format_is_depth(VkFormat format)
+vk_format_has_alpha(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
-
- assert(desc);
- if (!desc) {
- return false;
- }
-
- return vk_format_has_depth(desc);
+ return util_format_has_alpha(vk_format_to_pipe_format(format));
}
static inline bool
-vk_format_is_stencil(VkFormat format)
+vk_format_is_int(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
-
- assert(desc);
- if (!desc) {
- return false;
- }
-
- return vk_format_has_stencil(desc);
+ return util_format_is_pure_integer(vk_format_to_pipe_format(format));
}
static inline bool
-vk_format_is_color(VkFormat format)
+vk_format_is_uint(VkFormat format)
{
- return !vk_format_is_depth_or_stencil(format);
+ return util_format_is_pure_uint(vk_format_to_pipe_format(format));
}
-static inline VkFormat
-vk_format_depth_only(VkFormat format)
+static inline bool
+vk_format_is_sint(VkFormat format)
{
- switch (format) {
- case VK_FORMAT_D16_UNORM_S8_UINT:
- return VK_FORMAT_D16_UNORM;
- case VK_FORMAT_D24_UNORM_S8_UINT:
- return VK_FORMAT_X8_D24_UNORM_PACK32;
- case VK_FORMAT_D32_SFLOAT_S8_UINT:
- return VK_FORMAT_D32_SFLOAT;
- default:
- return format;
- }
+ return util_format_is_pure_sint(vk_format_to_pipe_format(format));
}
static inline bool
-vk_format_is_int(VkFormat format)
+vk_format_is_srgb(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
- int channel = vk_format_get_first_non_void_channel(format);
-
- return channel >= 0 && desc->channel[channel].pure_integer;
+ return util_format_is_srgb(vk_format_to_pipe_format(format));
}
static inline bool
-vk_format_is_srgb(VkFormat format)
+vk_format_is_unorm(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
- return desc->colorspace == VK_FORMAT_COLORSPACE_SRGB;
+ return util_format_is_unorm(vk_format_to_pipe_format(format));
}
-static inline VkFormat
-vk_format_no_srgb(VkFormat format)
+static inline bool
+vk_format_is_snorm(VkFormat format)
{
- switch (format) {
- case VK_FORMAT_R8_SRGB:
- return VK_FORMAT_R8_UNORM;
- case VK_FORMAT_R8G8_SRGB:
- return VK_FORMAT_R8G8_UNORM;
- case VK_FORMAT_R8G8B8_SRGB:
- return VK_FORMAT_R8G8B8_UNORM;
- case VK_FORMAT_B8G8R8_SRGB:
- return VK_FORMAT_B8G8R8_UNORM;
- case VK_FORMAT_R8G8B8A8_SRGB:
- return VK_FORMAT_R8G8B8A8_UNORM;
- case VK_FORMAT_B8G8R8A8_SRGB:
- return VK_FORMAT_B8G8R8A8_UNORM;
- case VK_FORMAT_A8B8G8R8_SRGB_PACK32:
- return VK_FORMAT_A8B8G8R8_UNORM_PACK32;
- case VK_FORMAT_BC1_RGB_SRGB_BLOCK:
- return VK_FORMAT_BC1_RGB_UNORM_BLOCK;
- case VK_FORMAT_BC1_RGBA_SRGB_BLOCK:
- return VK_FORMAT_BC1_RGBA_UNORM_BLOCK;
- case VK_FORMAT_BC2_SRGB_BLOCK:
- return VK_FORMAT_BC2_UNORM_BLOCK;
- case VK_FORMAT_BC3_SRGB_BLOCK:
- return VK_FORMAT_BC3_UNORM_BLOCK;
- case VK_FORMAT_BC7_SRGB_BLOCK:
- return VK_FORMAT_BC7_UNORM_BLOCK;
- case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
- return VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK;
- case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
- return VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK;
- case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
- return VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK;
- default:
- assert(!vk_format_is_srgb(format));
- return format;
- }
+ return util_format_is_snorm(vk_format_to_pipe_format(format));
}
-static inline VkFormat
-vk_format_stencil_only(VkFormat format)
+static inline bool
+vk_format_is_float(VkFormat format)
{
- return VK_FORMAT_S8_UINT;
+ return util_format_is_float(vk_format_to_pipe_format(format));
}
static inline unsigned
vk_format_get_component_bits(VkFormat format,
- enum vk_format_colorspace colorspace,
+ enum util_format_colorspace colorspace,
unsigned component)
-{
- const struct vk_format_description *desc = vk_format_description(format);
- enum vk_format_colorspace desc_colorspace;
-
- assert(format);
- if (!format) {
- return 0;
- }
-
- assert(component < 4);
-
- /* Treat RGB and SRGB as equivalent. */
- if (colorspace == VK_FORMAT_COLORSPACE_SRGB) {
- colorspace = VK_FORMAT_COLORSPACE_RGB;
- }
- if (desc->colorspace == VK_FORMAT_COLORSPACE_SRGB) {
- desc_colorspace = VK_FORMAT_COLORSPACE_RGB;
- } else {
- desc_colorspace = desc->colorspace;
- }
-
- if (desc_colorspace != colorspace) {
- return 0;
- }
-
- switch (desc->swizzle[component]) {
- case VK_SWIZZLE_X:
- return desc->channel[0].size;
- case VK_SWIZZLE_Y:
- return desc->channel[1].size;
- case VK_SWIZZLE_Z:
- return desc->channel[2].size;
- case VK_SWIZZLE_W:
- return desc->channel[3].size;
- default:
- return 0;
- }
-}
-
-static inline VkFormat
-vk_to_non_srgb_format(VkFormat format)
{
switch (format) {
- case VK_FORMAT_R8_SRGB:
- return VK_FORMAT_R8_UNORM;
- case VK_FORMAT_R8G8_SRGB:
- return VK_FORMAT_R8G8_UNORM;
- case VK_FORMAT_R8G8B8_SRGB:
- return VK_FORMAT_R8G8B8_UNORM;
- case VK_FORMAT_B8G8R8_SRGB:
- return VK_FORMAT_B8G8R8_UNORM;
- case VK_FORMAT_R8G8B8A8_SRGB:
- return VK_FORMAT_R8G8B8A8_UNORM;
- case VK_FORMAT_B8G8R8A8_SRGB:
- return VK_FORMAT_B8G8R8A8_UNORM;
- case VK_FORMAT_A8B8G8R8_SRGB_PACK32:
- return VK_FORMAT_A8B8G8R8_UNORM_PACK32;
- default:
- return format;
+ case VK_FORMAT_G8B8G8R8_422_UNORM:
+ case VK_FORMAT_B8G8R8G8_422_UNORM:
+ case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
+ case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
+ /* util_format_get_component_bits doesn't return what we want */
+ return 8;
+ default:
+ break;
}
+
+ return util_format_get_component_bits(vk_format_to_pipe_format(format),
+ colorspace, component);
}
static inline unsigned
vk_format_get_nr_components(VkFormat format)
{
- const struct vk_format_description *desc = vk_format_description(format);
- return desc->nr_channels;
+ return util_format_get_nr_components(vk_format_to_pipe_format(format));
}
#endif /* VK_FORMAT_H */
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