summaryrefslogtreecommitdiff
path: root/src/gallium/auxiliary/util
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/auxiliary/util')
-rw-r--r--src/gallium/auxiliary/util/u_blit.c1
-rw-r--r--src/gallium/auxiliary/util/u_format.c15
-rw-r--r--src/gallium/auxiliary/util/u_format.csv8
-rw-r--r--src/gallium/auxiliary/util/u_format.h149
-rwxr-xr-xsrc/gallium/auxiliary/util/u_format_table.py18
-rw-r--r--src/gallium/auxiliary/util/u_gen_mipmap.c5
-rw-r--r--src/gallium/auxiliary/util/u_pack_color.h3
-rw-r--r--src/gallium/auxiliary/util/u_surface.c1
8 files changed, 176 insertions, 24 deletions
diff --git a/src/gallium/auxiliary/util/u_blit.c b/src/gallium/auxiliary/util/u_blit.c
index c9050ca864..3f74e2aa8b 100644
--- a/src/gallium/auxiliary/util/u_blit.c
+++ b/src/gallium/auxiliary/util/u_blit.c
@@ -42,6 +42,7 @@
#include "util/u_blit.h"
#include "util/u_draw_quad.h"
+#include "util/u_format.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "util/u_simple_shaders.h"
diff --git a/src/gallium/auxiliary/util/u_format.c b/src/gallium/auxiliary/util/u_format.c
index 98ea13b60b..e0724a1a8b 100644
--- a/src/gallium/auxiliary/util/u_format.c
+++ b/src/gallium/auxiliary/util/u_format.c
@@ -32,15 +32,14 @@
const struct util_format_description *
util_format_description(enum pipe_format format)
{
- const struct util_format_description *desc = util_format_description_table;
+ const struct util_format_description *desc;
- while(TRUE) {
- if(desc->format == format)
- return desc;
+ if (format >= PIPE_FORMAT_COUNT) {
+ return NULL;
+ }
- if(desc->format == PIPE_FORMAT_NONE)
- return NULL;
+ desc = &util_format_description_table[format];
+ assert(desc->format == format);
- ++desc;
- };
+ return desc;
}
diff --git a/src/gallium/auxiliary/util/u_format.csv b/src/gallium/auxiliary/util/u_format.csv
index b9cc2aa716..866b18ff16 100644
--- a/src/gallium/auxiliary/util/u_format.csv
+++ b/src/gallium/auxiliary/util/u_format.csv
@@ -11,6 +11,8 @@ PIPE_FORMAT_A8_UNORM , arith , 1, 1, un8 , , , , 000x,
PIPE_FORMAT_I8_UNORM , arith , 1, 1, un8 , , , , xxxx, rgb
PIPE_FORMAT_A8L8_UNORM , arith , 1, 1, un8 , un8 , , , xxxy, rgb
PIPE_FORMAT_L16_UNORM , arith , 1, 1, un16, , , , xxx1, rgb
+PIPE_FORMAT_YCBCR , yuv , 2, 1, x32 , , , , xyz1, yuv
+PIPE_FORMAT_YCBCR_REV , yuv , 2, 1, x32 , , , , xyz1, yuv
PIPE_FORMAT_Z16_UNORM , array , 1, 1, un16, , , , x___, zs
PIPE_FORMAT_Z32_UNORM , array , 1, 1, un32, , , , x___, zs
PIPE_FORMAT_Z32_FLOAT , array , 1, 1, f32 , , , , x___, zs
@@ -97,13 +99,11 @@ PIPE_FORMAT_B8G8R8A8_SRGB , arith , 1, 1, u8 , u8 , u8 , u8 , zyxw,
PIPE_FORMAT_B8G8R8X8_SRGB , arith , 1, 1, u8 , u8 , u8 , u8 , zyx1, srgb
PIPE_FORMAT_X8UB8UG8SR8S_NORM , arith , 1, 1, sn8 , sn8 , un8 , x8 , 1zyx, rgb
PIPE_FORMAT_B6UG5SR5S_NORM , arith , 1, 1, sn5 , sn5 , un6 , , xyz1, rgb
-PIPE_FORMAT_YCBCR , yuv , 2, 1, x32 , , , , xyz1, yuv
-PIPE_FORMAT_YCBCR_REV , yuv , 2, 1, x32 , , , , xyz1, yuv
-PIPE_FORMAT_DXT1_RGBA , dxt , 4, 4, x64 , , , , xyzw, rgb
PIPE_FORMAT_DXT1_RGB , dxt , 4, 4, x64 , , , , xyz1, rgb
+PIPE_FORMAT_DXT1_RGBA , dxt , 4, 4, x64 , , , , xyzw, rgb
PIPE_FORMAT_DXT3_RGBA , dxt , 4, 4, x128, , , , xyzw, rgb
PIPE_FORMAT_DXT5_RGBA , dxt , 4, 4, x128, , , , xyzw, rgb
-PIPE_FORMAT_DXT1_SRGBA , dxt , 4, 4, x64 , , , , xyzw, srgb
PIPE_FORMAT_DXT1_SRGB , dxt , 4, 4, x64 , , , , xyz1, srgb
+PIPE_FORMAT_DXT1_SRGBA , dxt , 4, 4, x64 , , , , xyzw, srgb
PIPE_FORMAT_DXT3_SRGBA , dxt , 4, 4, x128, , , , xyzw, srgb
PIPE_FORMAT_DXT5_SRGBA , dxt , 4, 4, x128, , , , xyzw, srgb
diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h
index 19b902db98..f5e8eec045 100644
--- a/src/gallium/auxiliary/util/u_format.h
+++ b/src/gallium/auxiliary/util/u_format.h
@@ -147,6 +147,155 @@ const struct util_format_description *
util_format_description(enum pipe_format format);
+/*
+ * Format query functions.
+ */
+
+static INLINE boolean
+util_format_is_compressed(enum pipe_format format)
+{
+ const struct util_format_description *desc = util_format_description(format);
+
+ assert(format);
+ if (!format) {
+ return FALSE;
+ }
+
+ return desc->layout == UTIL_FORMAT_LAYOUT_DXT ? TRUE : FALSE;
+}
+
+static INLINE boolean
+util_format_is_depth_or_stencil(enum pipe_format format)
+{
+ const struct util_format_description *desc = util_format_description(format);
+
+ assert(format);
+ if (!format) {
+ return FALSE;
+ }
+
+ return desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS ? TRUE : FALSE;
+}
+
+static INLINE boolean
+util_format_is_depth_and_stencil(enum pipe_format format)
+{
+ const struct util_format_description *desc = util_format_description(format);
+
+ assert(format);
+ if (!format) {
+ return FALSE;
+ }
+
+ if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS) {
+ return FALSE;
+ }
+
+ return (desc->swizzle[0] != UTIL_FORMAT_SWIZZLE_NONE &&
+ desc->swizzle[1] != UTIL_FORMAT_SWIZZLE_NONE) ? TRUE : FALSE;
+}
+
+/**
+ * Describe pixel format's block.
+ *
+ * @sa http://msdn2.microsoft.com/en-us/library/ms796147.aspx
+ */
+static INLINE void
+util_format_get_block(enum pipe_format format,
+ struct pipe_format_block *block)
+{
+ const struct util_format_description *desc = util_format_description(format);
+
+ assert(format);
+ if (!format) {
+ block->size = 0;
+ block->width = 1;
+ block->height = 1;
+ return;
+ }
+
+ block->size = desc->block.bits / 8;
+ block->width = desc->block.width;
+ block->height = desc->block.height;
+}
+
+/**
+ * Return total bits needed for the pixel format.
+ */
+static INLINE uint
+util_format_get_bits(enum pipe_format format)
+{
+ const struct util_format_description *desc = util_format_description(format);
+
+ assert(format);
+ if (!format) {
+ return 0;
+ }
+
+ return desc->block.bits / (desc->block.width * desc->block.height);
+}
+
+/**
+ * Return bytes per pixel for the given format.
+ */
+static INLINE uint
+util_format_get_size(enum pipe_format format)
+{
+ uint bits = util_format_get_bits(format);
+
+ assert(bits % 8 == 0);
+
+ return bits / 8;
+}
+
+static INLINE uint
+util_format_get_component_bits(enum pipe_format format,
+ enum util_format_colorspace colorspace,
+ uint component)
+{
+ const struct util_format_description *desc = util_format_description(format);
+ enum util_format_colorspace desc_colorspace;
+
+ assert(format);
+ if (!format) {
+ return 0;
+ }
+
+ assert(component < 4);
+
+ /* Treat RGB and SRGB as equivalent. */
+ if (colorspace == UTIL_FORMAT_COLORSPACE_SRGB) {
+ colorspace = UTIL_FORMAT_COLORSPACE_RGB;
+ }
+ if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) {
+ desc_colorspace = UTIL_FORMAT_COLORSPACE_RGB;
+ } else {
+ desc_colorspace = desc->colorspace;
+ }
+
+ if (desc_colorspace != colorspace) {
+ return 0;
+ }
+
+ switch (desc->swizzle[component]) {
+ case UTIL_FORMAT_SWIZZLE_X:
+ return desc->channel[0].size;
+ case UTIL_FORMAT_SWIZZLE_Y:
+ return desc->channel[1].size;
+ case UTIL_FORMAT_SWIZZLE_Z:
+ return desc->channel[2].size;
+ case UTIL_FORMAT_SWIZZLE_W:
+ return desc->channel[3].size;
+ default:
+ return 0;
+ }
+}
+
+
+/*
+ * Format access functions.
+ */
+
void
util_format_read_4f(enum pipe_format format,
float *dst, unsigned dst_stride,
diff --git a/src/gallium/auxiliary/util/u_format_table.py b/src/gallium/auxiliary/util/u_format_table.py
index 2cd0f95678..571cab55dc 100755
--- a/src/gallium/auxiliary/util/u_format_table.py
+++ b/src/gallium/auxiliary/util/u_format_table.py
@@ -89,6 +89,15 @@ def write_format_table(formats):
print 'const struct util_format_description'
print 'util_format_description_table[] = '
print "{"
+ print " {"
+ print " PIPE_FORMAT_NONE,"
+ print " \"PIPE_FORMAT_NONE\","
+ print " {0, 0, 0},"
+ print " 0,"
+ print " {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}},"
+ print " {0, 0, 0, 0},"
+ print " 0"
+ print " },"
for format in formats:
print " {"
print " %s," % (format.name,)
@@ -119,15 +128,6 @@ def write_format_table(formats):
print " },"
print " %s," % (colorspace_map(format.colorspace),)
print " },"
- print " {"
- print " PIPE_FORMAT_NONE,"
- print " \"PIPE_FORMAT_NONE\","
- print " {0, 0, 0},"
- print " 0,"
- print " {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}},"
- print " {0, 0, 0, 0},"
- print " 0"
- print " },"
print "};"
diff --git a/src/gallium/auxiliary/util/u_gen_mipmap.c b/src/gallium/auxiliary/util/u_gen_mipmap.c
index 69ff3b9dd9..2931dfac47 100644
--- a/src/gallium/auxiliary/util/u_gen_mipmap.c
+++ b/src/gallium/auxiliary/util/u_gen_mipmap.c
@@ -41,6 +41,7 @@
#include "pipe/p_shader_tokens.h"
#include "pipe/p_state.h"
+#include "util/u_format.h"
#include "util/u_memory.h"
#include "util/u_draw_quad.h"
#include "util/u_gen_mipmap.h"
@@ -997,7 +998,7 @@ reduce_2d(enum pipe_format pformat,
{
enum dtype datatype;
uint comps;
- const int bpt = pf_get_blocksize(pformat);
+ const int bpt = util_format_get_size(pformat);
const ubyte *srcA, *srcB;
ubyte *dst;
int row;
@@ -1036,7 +1037,7 @@ reduce_3d(enum pipe_format pformat,
int dstWidth, int dstHeight, int dstDepth,
int dstRowStride, ubyte *dstPtr)
{
- const int bpt = pf_get_blocksize(pformat);
+ const int bpt = util_format_get_size(pformat);
const int border = 0;
int img, row;
int bytesPerSrcImage, bytesPerDstImage;
diff --git a/src/gallium/auxiliary/util/u_pack_color.h b/src/gallium/auxiliary/util/u_pack_color.h
index a2e0f26686..7de62d3228 100644
--- a/src/gallium/auxiliary/util/u_pack_color.h
+++ b/src/gallium/auxiliary/util/u_pack_color.h
@@ -37,6 +37,7 @@
#include "pipe/p_compiler.h"
#include "pipe/p_format.h"
+#include "util/u_format.h"
#include "util/u_math.h"
@@ -302,7 +303,7 @@ util_pack_color(const float rgba[4], enum pipe_format format, union util_color *
ubyte b = 0;
ubyte a = 0;
- if (pf_size_x(format) <= 8) {
+ if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_RGB, 0) <= 8) {
/* format uses 8-bit components or less */
r = float_to_ubyte(rgba[0]);
g = float_to_ubyte(rgba[1]);
diff --git a/src/gallium/auxiliary/util/u_surface.c b/src/gallium/auxiliary/util/u_surface.c
index f828908f0b..35c4978204 100644
--- a/src/gallium/auxiliary/util/u_surface.c
+++ b/src/gallium/auxiliary/util/u_surface.c
@@ -36,6 +36,7 @@
#include "pipe/p_state.h"
#include "pipe/p_defines.h"
+#include "util/u_format.h"
#include "util/u_surface.h"
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-20 21:24:34 +0000