/**************************************************************************
*
* Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* 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, sub license, 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 NON-INFRINGEMENT.
* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
*
**************************************************************************/
/*
* Authors:
* Keith Whitwell <keithw@vmware.com>
*/
#include "util/u_memory.h"
#include "util/u_format.h"
#include "util/u_half.h"
#include "util/u_math.h"
#include "pipe/p_state.h"
#include "translate.h"
#define DRAW_DBG 0
typedef void (*fetch_func)(void *dst,
const uint8_t *src,
unsigned i, unsigned j);
typedef void (*emit_func)(const void *attrib, void *ptr);
struct translate_generic {
struct translate translate;
struct {
enum translate_element_type type;
fetch_func fetch;
unsigned buffer;
unsigned input_offset;
unsigned instance_divisor;
emit_func emit;
unsigned output_offset;
const uint8_t *input_ptr;
unsigned input_stride;
unsigned max_index;
/* this value is set to -1 if this is a normal element with
* output_format != input_format: in this case, u_format is used
* to do a full conversion
*
* this value is set to the format size in bytes if
* output_format == input_format or for 32-bit instance ids:
* in this case, memcpy is used to copy this amount of bytes
*/
int copy_size;
} attrib[TRANSLATE_MAX_ATTRIBS];
unsigned nr_attrib;
};
static struct translate_generic *
translate_generic(struct translate *translate)
{
return (struct translate_generic *)translate;
}
/**
* Fetch a dword[4] vertex attribute from memory, doing format/type
* conversion as needed.
*
* This is probably needed/dupliocated elsewhere, eg format
* conversion, texture sampling etc.
*/
#define ATTRIB(NAME, SZ, SRCTYPE, DSTTYPE, TO) \
static void \
emit_##NAME(const void *attrib, void *ptr) \
{ \
unsigned i; \
SRCTYPE *in = (SRCTYPE *)attrib; \
DSTTYPE *out = (DSTTYPE *)ptr; \
\
for (i = 0; i < SZ; i++) { \
out[i] = TO(in[i]); \
} \
}
#define TO_64_FLOAT(x) ((double) x)
#define TO_32_FLOAT(x) (x)
#define TO_16_FLOAT(x) util_float_to_half(x)
#define TO_8_USCALED(x) ((unsigned char) x)
#define TO_16_USCALED(x) ((unsigned short) x)
#define TO_32_USCALED(x) ((unsigned int) x)
#define TO_8_SSCALED(x) ((char) x)
#define TO_16_SSCALED(x) ((short) x)
#define TO_32_SSCALED(x) ((int) x)
#define TO_8_UNORM(x) ((unsigned char) (x * 255.0f))
#define TO_16_UNORM(x) ((unsigned short) (x * 65535.0f))
#define TO_32_UNORM(x) ((unsigned int) (x * 4294967295.0f))
#define TO_8_SNORM(x) ((char) (x * 127.0f))
#define TO_16_SNORM(x) ((short) (x * 32767.0f))
#define TO_32_SNORM(x) ((int) (x * 2147483647.0f))
#define TO_32_FIXED(x) ((int) (x * 65536.0f))
#define TO_INT(x) (x)
ATTRIB(R64G64B64A64_FLOAT, 4, float, double, TO_64_FLOAT)
ATTRIB(R64G64B64_FLOAT, 3, float, double, TO_64_FLOAT)
ATTRIB(R64G64_FLOAT, 2, float, double, TO_64_FLOAT)
ATTRIB(R64_FLOAT, 1, float, double, TO_64_FLOAT)
ATTRIB(R32G32B32A32_FLOAT, 4, float, float, TO_32_FLOAT)
ATTRIB(R32G32B32_FLOAT, 3, float, float, TO_32_FLOAT)
ATTRIB(R32G32_FLOAT, 2, float, float, TO_32_FLOAT)
ATTRIB(R32_FLOAT, 1, float, float, TO_32_FLOAT)
ATTRIB(R16G16B16A16_FLOAT, 4, float, ushort, TO_16_FLOAT)
ATTRIB(R16G16B16_FLOAT, 3, float, ushort, TO_16_FLOAT)
ATTRIB(R16G16_FLOAT, 2, float, ushort, TO_16_FLOAT)
ATTRIB(R16_FLOAT, 1, float, ushort, TO_16_FLOAT)
ATTRIB(R32G32B32A32_USCALED, 4, float, unsigned, TO_32_USCALED)
ATTRIB(R32G32B32_USCALED, 3, float, unsigned, TO_32_USCALED)
ATTRIB(R32G32_USCALED, 2, float, unsigned, TO_32_USCALED)
ATTRIB(R32_USCALED, 1, float, unsigned, TO_32_USCALED)
ATTRIB(R32G32B32A32_SSCALED, 4, float, int, TO_32_SSCALED)
ATTRIB(R32G32B32_SSCALED, 3, float, int, TO_32_SSCALED)
ATTRIB(R32G32_SSCALED, 2, float, int, TO_32_SSCALED)
ATTRIB(R32_SSCALED, 1, float, int, TO_32_SSCALED)
ATTRIB(R32G32B32A32_UNORM, 4, float, unsigned, TO_32_UNORM)
ATTRIB(R32G32B32_UNORM, 3, float, unsigned, TO_32_UNORM)
ATTRIB(R32G32_UNORM, 2, float, unsigned, TO_32_UNORM)
ATTRIB(R32_UNORM, 1, float, unsigned, TO_32_UNORM)
ATTRIB(R32G32B32A32_SNORM, 4, float, int, TO_32_SNORM)
ATTRIB(R32G32B32_SNORM, 3, float, int, TO_32_SNORM)
ATTRIB(R32G32_SNORM, 2, float, int, TO_32_SNORM)
ATTRIB(R32_SNORM, 1, float, int, TO_32_SNORM)
ATTRIB(R16G16B16A16_USCALED, 4, float, ushort, TO_16_USCALED)
ATTRIB(R16G16B16_USCALED, 3, float, ushort, TO_16_USCALED)
ATTRIB(R16G16_USCALED, 2, float, ushort, TO_16_USCALED)
ATTRIB(R16_USCALED, 1, float, ushort, TO_16_USCALED)
ATTRIB(R16G16B16A16_SSCALED, 4, float, short, TO_16_SSCALED)
ATTRIB(R16G16B16_SSCALED, 3, float, short, TO_16_SSCALED)
ATTRIB(R16G16_SSCALED, 2, float, short, TO_16_SSCALED)
ATTRIB(R16_SSCALED, 1, float, short, TO_16_SSCALED)
ATTRIB(R16G16B16A16_UNORM, 4, float, ushort, TO_16_UNORM)
ATTRIB(R16G16B16_UNORM, 3, float, ushort, TO_16_UNORM)
ATTRIB(R16G16_UNORM, 2, float, ushort, TO_16_UNORM)
ATTRIB(R16_UNORM, 1, float, ushort, TO_16_UNORM)
ATTRIB(R16G16B16A16_SNORM, 4, float, short, TO_16_SNORM)
ATTRIB(R16G16B16_SNORM, 3, float, short, TO_16_SNORM)
ATTRIB(R16G16_SNORM, 2, float, short, TO_16_SNORM)
ATTRIB(R16_SNORM, 1, float, short, TO_16_SNORM)
ATTRIB(R8G8B8A8_USCALED, 4, float, ubyte, TO_8_USCALED)
ATTRIB(R8G8B8_USCALED, 3, float, ubyte, TO_8_USCALED)
ATTRIB(R8G8_USCALED, 2, float, ubyte, TO_8_USCALED)
ATTRIB(R8_USCALED, 1, float, ubyte, TO_8_USCALED)
ATTRIB(R8G8B8A8_SSCALED, 4, float, char, TO_8_SSCALED)
ATTRIB(R8G8B8_SSCALED, 3, float, char, TO_8_SSCALED)
ATTRIB(R8G8_SSCALED, 2, float, char, TO_8_SSCALED)
ATTRIB(R8_SSCALED, 1, float, char, TO_8_SSCALED)
ATTRIB(R8G8B8A8_UNORM, 4, float, ubyte, TO_8_UNORM)
ATTRIB(R8G8B8_UNORM, 3, float, ubyte, TO_8_UNORM)
ATTRIB(R8G8_UNORM, 2, float, ubyte, TO_8_UNORM)
ATTRIB(R8_UNORM, 1, float, ubyte, TO_8_UNORM)
ATTRIB(R8G8B8A8_SNORM, 4, float, char, TO_8_SNORM)
ATTRIB(R8G8B8_SNORM, 3, float, char, TO_8_SNORM)
ATTRIB(R8G8_SNORM, 2, float, char, TO_8_SNORM)
ATTRIB(R8_SNORM, 1, float, char, TO_8_SNORM)
ATTRIB(R32G32B32A32_UINT, 4, uint32_t, unsigned, TO_INT)
ATTRIB(R32G32B32_UINT, 3, uint32_t, unsigned, TO_INT)
ATTRIB(R32G32_UINT, 2, uint32_t, unsigned, TO_INT)
ATTRIB(R32_UINT, 1, uint32_t, unsigned, TO_INT)
ATTRIB(R16G16B16A16_UINT, 4, uint32_t, ushort, TO_INT)
ATTRIB(R16G16B16_UINT, 3, uint32_t, ushort, TO_INT)
ATTRIB(R16G16_UINT, 2, uint32_t, ushort, TO_INT)
ATTRIB(R16_UINT, 1, uint32_t, ushort, TO_INT)
ATTRIB(R8G8B8A8_UINT, 4, uint32_t, ubyte, TO_INT)
ATTRIB(R8G8B8_UINT, 3, uint32_t, ubyte, TO_INT)
ATTRIB(R8G8_UINT, 2, uint32_t, ubyte, TO_INT)
ATTRIB(R8_UINT, 1, uint32_t, ubyte, TO_INT)
ATTRIB(R32G32B32A32_SINT, 4, int32_t, int, TO_INT)
ATTRIB(R32G32B32_SINT, 3, int32_t, int, TO_INT)
ATTRIB(R32G32_SINT, 2, int32_t, int, TO_INT)
ATTRIB(R32_SINT, 1, int32_t, int, TO_INT)
ATTRIB(R16G16B16A16_SINT, 4, int32_t, short, TO_INT)
ATTRIB(R16G16B16_SINT, 3, int32_t, short, TO_INT)
ATTRIB(R16G16_SINT, 2, int32_t, short, TO_INT)
ATTRIB(R16_SINT, 1, int32_t, short, TO_INT)
ATTRIB(R8G8B8A8_SINT, 4, int32_t, char, TO_INT)
ATTRIB(R8G8B8_SINT, 3, int32_t, char, TO_INT)
ATTRIB(R8G8_SINT, 2, int32_t, char, TO_INT)
ATTRIB(R8_SINT, 1, int32_t, char, TO_INT)
static void
emit_A8R8G8B8_UNORM(const void *attrib, void *ptr)
{
float *in = (float *)attrib;
ubyte *out = (ubyte *)ptr;
out[0] = TO_8_UNORM(in[3]);
out[1] = TO_8_UNORM(in[0]);
out[2] = TO_8_UNORM(in[1]);
out[3] = TO_8_UNORM(in[2]);
}
static void
emit_B8G8R8A8_UNORM(const void *attrib, void *ptr)
{
float *in = (float *)attrib;
ubyte *out = (ubyte *)ptr;
out[2] = TO_8_UNORM(in[0]);
out[1] = TO_8_UNORM(in[1]);
out[0] = TO_8_UNORM(in[2]);
out[3] = TO_8_UNORM(in[3]);
}
static void
emit_B10G10R10A2_UNORM(const void *attrib, void *ptr)
{
float *src = (float *)ptr;
uint32_t value = 0;
value |= ((uint32_t)(CLAMP(src[2], 0, 1) * 0x3ff)) & 0x3ff;
value |= (((uint32_t)(CLAMP(src[1], 0, 1) * 0x3ff)) & 0x3ff) << 10;
value |= (((uint32_t)(CLAMP(src[0], 0, 1) * 0x3ff)) & 0x3ff) << 20;
value |= ((uint32_t)(CLAMP(src[3], 0, 1) * 0x3)) << 30;
*(uint32_t *)attrib = util_le32_to_cpu(value);
}
static void
emit_B10G10R10A2_USCALED(const void *attrib, void *ptr)
{
float *src = (float *)ptr;
uint32_t value = 0;
value |= ((uint32_t)CLAMP(src[2], 0, 1023)) & 0x3ff;
value |= (((uint32_t)CLAMP(src[1], 0, 1023)) & 0x3ff) << 10;
value |= (((uint32_t)CLAMP(src[0], 0, 1023)) & 0x3ff) << 20;
value |= ((uint32_t)CLAMP(src[3], 0, 3)) << 30;
*(uint32_t *)attrib = util_le32_to_cpu(value);
}
static void
emit_B10G10R10A2_SNORM(const void *attrib, void *ptr)
{
float *src = (float *)ptr;
uint32_t value = 0;
value |= (uint32_t)(((uint32_t)(CLAMP(src[2], -1, 1) * 0x1ff)) & 0x3ff) ;
value |= (uint32_t)((((uint32_t)(CLAMP(src[1], -1, 1) * 0x1ff)) & 0x3ff) << 10) ;
value |= (uint32_t)((((uint32_t)(CLAMP(src[0], -1, 1) * 0x1ff)) & 0x3ff) << 20) ;
value |= (uint32_t)(((uint32_t)(CLAMP(src[3], -1, 1) * 0x1)) << 30) ;
*(uint32_t *)attrib = util_le32_to_cpu(value);
}
static void
emit_B10G10R10A2_SSCALED(const void *attrib, void *ptr)
{
float *src = (float *)ptr;
uint32_t value = 0;
value |= (uint32_t)(((uint32_t)CLAMP(src[2], -512, 511)) & 0x3ff) ;
value |= (uint32_t)((((uint32_t)CLAMP(src[1], -512, 511)) & 0x3ff) << 10) ;
value |= (uint32_t)((((uint32_t)CLAMP(src[0], -512, 511)) & 0x3ff) << 20) ;
value |= (uint32_t)(((uint32_t)CLAMP(src[3], -2, 1)) << 30) ;
*(uint32_t *)attrib = util_le32_to_cpu(value);
}
static void
emit_R10G10B10A2_UNORM(const void *attrib, void *ptr)
{
float *src = (float *)ptr;
uint32_t value = 0;
value |= ((uint32_t)(CLAMP(src[0], 0, 1) * 0x3ff)) & 0x3ff;
value |= (((uint32_t)(CLAMP(src[1], 0, 1) * 0x3ff)) & 0x3ff) << 10;
value |= (((uint32_t)(CLAMP(src[2], 0, 1) * 0x3ff)) & 0x3ff) << 20;
value |= ((uint32_t)(CLAMP(src[3], 0, 1) * 0x3)) << 30;
*(uint32_t *)attrib = util_le32_to_cpu(value);
}
static void
emit_R10G10B10A2_USCALED(const void *attrib, void *ptr)
{
float *src = (float *)ptr;
uint32_t value = 0;
value |= ((uint32_t)CLAMP(src[0], 0, 1023)) & 0x3ff;
value |= (((uint32_t)CLAMP(src[1], 0, 1023)) & 0x3ff) << 10;
value |= (((uint32_t)CLAMP(src[2], 0, 1023)) & 0x3ff) << 20;
value |= ((uint32_t)CLAMP(src[3], 0, 3)) << 30;
*(uint32_t *)attrib = util_le32_to_cpu(value);
}
static void
emit_R10G10B10A2_SNORM(const void *attrib, void *ptr)
{
float *src = (float *)ptr;
uint32_t value = 0;
value |= (uint32_t)(((uint32_t)(CLAMP(src[0], -1, 1) * 0x1ff)) & 0x3ff) ;
value |= (uint32_t)((((uint32_t)(CLAMP(src[1], -1, 1) * 0x1ff)) & 0x3ff) << 10) ;
value |= (uint32_t)((((uint32_t)(CLAMP(src[2], -1, 1) * 0x1ff)) & 0x3ff) << 20) ;
value |= (uint32_t)(((uint32_t)(CLAMP(src[3], -1, 1) * 0x1)) << 30) ;
*(uint32_t *)attrib = util_le32_to_cpu(value);
}
static void
emit_R10G10B10A2_SSCALED(const void *attrib, void *ptr)
{
float *src = (float *)ptr;
uint32_t value = 0;
value |= (uint32_t)(((uint32_t)CLAMP(src[0], -512, 511)) & 0x3ff) ;
value |= (uint32_t)((((uint32_t)CLAMP(src[1], -512, 511)) & 0x3ff) << 10) ;
value |= (uint32_t)((((uint32_t)CLAMP(src[2], -512, 511)) & 0x3ff) << 20) ;
value |= (uint32_t)(((uint32_t)CLAMP(src[3], -2, 1)) << 30) ;
*(uint32_t *)attrib = util_le32_to_cpu(value);
}
static void
emit_NULL(const void *attrib, void *ptr)
{
/* do nothing is the only sensible option */
}
static emit_func
get_emit_func(enum pipe_format format)
{
switch (format) {
case PIPE_FORMAT_R64_FLOAT:
return &emit_R64_FLOAT;
case PIPE_FORMAT_R64G64_FLOAT:
return &emit_R64G64_FLOAT;
case PIPE_FORMAT_R64G64B64_FLOAT:
return &emit_R64G64B64_FLOAT;
case PIPE_FORMAT_R64G64B64A64_FLOAT:
return &emit_R64G64B64A64_FLOAT;
case PIPE_FORMAT_R32_FLOAT:
return &emit_R32_FLOAT;
case PIPE_FORMAT_R32G32_FLOAT:
return &emit_R32G32_FLOAT;
case PIPE_FORMAT_R32G32B32_FLOAT:
return &emit_R32G32B32_FLOAT;
case PIPE_FORMAT_R32G32B32A32_FLOAT:
return &emit_R32G32B32A32_FLOAT;
case PIPE_FORMAT_R16_FLOAT:
return &emit_R16_FLOAT;
case PIPE_FORMAT_R16G16_FLOAT:
return &emit_R16G16_FLOAT;
case PIPE_FORMAT_R16G16B16_FLOAT:
return &emit_R16G16B16_FLOAT;
case PIPE_FORMAT_R16G16B16A16_FLOAT:
return &emit_R16G16B16A16_FLOAT;
case PIPE_FORMAT_R32_UNORM:
return &emit_R32_UNORM;
case PIPE_FORMAT_R32G32_UNORM:
return &emit_R32G32_UNORM;
case PIPE_FORMAT_R32G32B32_UNORM:
return &emit_R32G32B32_UNORM;
case PIPE_FORMAT_R32G32B32A32_UNORM:
return &emit_R32G32B32A32_UNORM;
case PIPE_FORMAT_R32_USCALED:
return &emit_R32_USCALED;
case PIPE_FORMAT_R32G32_USCALED:
return &emit_R32G32_USCALED;
case PIPE_FORMAT_R32G32B32_USCALED:
return &emit_R32G32B32_USCALED;
case PIPE_FORMAT_R32G32B32A32_USCALED:
return &emit_R32G32B32A32_USCALED;
case PIPE_FORMAT_R32_SNORM:
return &emit_R32_SNORM;
case PIPE_FORMAT_R32G32_SNORM:
return &emit_R32G32_SNORM;
case PIPE_FORMAT_R32G32B32_SNORM:
return &emit_R32G32B32_SNORM;
case PIPE_FORMAT_R32G32B32A32_SNORM:
return &emit_R32G32B32A32_SNORM;
case PIPE_FORMAT_R32_SSCALED:
return &emit_R32_SSCALED;
case PIPE_FORMAT_R32G32_SSCALED:
return &emit_R32G32_SSCALED;
case PIPE_FORMAT_R32G32B32_SSCALED:
return &emit_R32G32B32_SSCALED;
case PIPE_FORMAT_R32G32B32A32_SSCALED:
return &emit_R32G32B32A32_SSCALED;
case PIPE_FORMAT_R16_UNORM:
return &emit_R16_UNORM;
case PIPE_FORMAT_R16G16_UNORM:
return &emit_R16G16_UNORM;
case PIPE_FORMAT_R16G16B16_UNORM:
return &emit_R16G16B16_UNORM;
case PIPE_FORMAT_R16G16B16A16_UNORM:
return &emit_R16G16B16A16_UNORM;
case PIPE_FORMAT_R16_USCALED:
return &emit_R16_USCALED;
case PIPE_FORMAT_R16G16_USCALED:
return &emit_R16G16_USCALED;
case PIPE_FORMAT_R16G16B16_USCALED:
return &emit_R16G16B16_USCALED;
case PIPE_FORMAT_R16G16B16A16_USCALED:
return &emit_R16G16B16A16_USCALED;
case PIPE_FORMAT_R16_SNORM:
return &emit_R16_SNORM;
case PIPE_FORMAT_R16G16_SNORM:
return &emit_R16G16_SNORM;
case PIPE_FORMAT_R16G16B16_SNORM:
return &emit_R16G16B16_SNORM;
case PIPE_FORMAT_R16G16B16A16_SNORM:
return &emit_R16G16B16A16_SNORM;
case PIPE_FORMAT_R16_SSCALED:
return &emit_R16_SSCALED;
case PIPE_FORMAT_R16G16_SSCALED:
return &emit_R16G16_SSCALED;
case PIPE_FORMAT_R16G16B16_SSCALED:
return &emit_R16G16B16_SSCALED;
case PIPE_FORMAT_R16G16B16A16_SSCALED:
return &emit_R16G16B16A16_SSCALED;
case PIPE_FORMAT_R8_UNORM:
return &emit_R8_UNORM;
case PIPE_FORMAT_R8G8_UNORM:
return &emit_R8G8_UNORM;
case PIPE_FORMAT_R8G8B8_UNORM:
return &emit_R8G8B8_UNORM;
case PIPE_FORMAT_R8G8B8A8_UNORM:
return &emit_R8G8B8A8_UNORM;
case PIPE_FORMAT_R8_USCALED:
return &emit_R8_USCALED;
case PIPE_FORMAT_R8G8_USCALED:
return &emit_R8G8_USCALED;
case PIPE_FORMAT_R8G8B8_USCALED:
return &emit_R8G8B8_USCALED;
case PIPE_FORMAT_R8G8B8A8_USCALED:
return &emit_R8G8B8A8_USCALED;
case PIPE_FORMAT_R8_SNORM:
return &emit_R8_SNORM;
case PIPE_FORMAT_R8G8_SNORM:
return &emit_R8G8_SNORM;
case PIPE_FORMAT_R8G8B8_SNORM:
return &emit_R8G8B8_SNORM;
case PIPE_FORMAT_R8G8B8A8_SNORM:
return &emit_R8G8B8A8_SNORM;
case PIPE_FORMAT_R8_SSCALED:
return &emit_R8_SSCALED;
case PIPE_FORMAT_R8G8_SSCALED:
return &emit_R8G8_SSCALED;
case PIPE_FORMAT_R8G8B8_SSCALED:
return &emit_R8G8B8_SSCALED;
case PIPE_FORMAT_R8G8B8A8_SSCALED:
return &emit_R8G8B8A8_SSCALED;
case PIPE_FORMAT_B8G8R8A8_UNORM:
return &emit_B8G8R8A8_UNORM;
case PIPE_FORMAT_A8R8G8B8_UNORM:
return &emit_A8R8G8B8_UNORM;
case PIPE_FORMAT_R32_UINT:
return &emit_R32_UINT;
case PIPE_FORMAT_R32G32_UINT:
return &emit_R32G32_UINT;
case PIPE_FORMAT_R32G32B32_UINT:
return &emit_R32G32B32_UINT;
case PIPE_FORMAT_R32G32B32A32_UINT:
return &emit_R32G32B32A32_UINT;
case PIPE_FORMAT_R16_UINT:
return &emit_R16_UINT;
case PIPE_FORMAT_R16G16_UINT:
return &emit_R16G16_UINT;
case PIPE_FORMAT_R16G16B16_UINT:
return &emit_R16G16B16_UINT;
case PIPE_FORMAT_R16G16B16A16_UINT:
return &emit_R16G16B16A16_UINT;
case PIPE_FORMAT_R8_UINT:
return &emit_R8_UINT;
case PIPE_FORMAT_R8G8_UINT:
return &emit_R8G8_UINT;
case PIPE_FORMAT_R8G8B8_UINT:
return &emit_R8G8B8_UINT;
case PIPE_FORMAT_R8G8B8A8_UINT:
return &emit_R8G8B8A8_UINT;
case PIPE_FORMAT_R32_SINT:
return &emit_R32_SINT;
case PIPE_FORMAT_R32G32_SINT:
return &emit_R32G32_SINT;
case PIPE_FORMAT_R32G32B32_SINT:
return &emit_R32G32B32_SINT;
case PIPE_FORMAT_R32G32B32A32_SINT:
return &emit_R32G32B32A32_SINT;
case PIPE_FORMAT_R16_SINT:
return &emit_R16_SINT;
case PIPE_FORMAT_R16G16_SINT:
return &emit_R16G16_SINT;
case PIPE_FORMAT_R16G16B16_SINT:
return &emit_R16G16B16_SINT;
case PIPE_FORMAT_R16G16B16A16_SINT:
return &emit_R16G16B16A16_SINT;
case PIPE_FORMAT_R8_SINT:
return &emit_R8_SINT;
case PIPE_FORMAT_R8G8_SINT:
return &emit_R8G8_SINT;
case PIPE_FORMAT_R8G8B8_SINT:
return &emit_R8G8B8_SINT;
case PIPE_FORMAT_R8G8B8A8_SINT:
return &emit_R8G8B8A8_SINT;
case PIPE_FORMAT_B10G10R10A2_UNORM:
return &emit_B10G10R10A2_UNORM;
case PIPE_FORMAT_B10G10R10A2_USCALED:
return &emit_B10G10R10A2_USCALED;
case PIPE_FORMAT_B10G10R10A2_SNORM:
return &emit_B10G10R10A2_SNORM;
case PIPE_FORMAT_B10G10R10A2_SSCALED:
return &emit_B10G10R10A2_SSCALED;
case PIPE_FORMAT_R10G10B10A2_UNORM:
return &emit_R10G10B10A2_UNORM;
case PIPE_FORMAT_R10G10B10A2_USCALED:
return &emit_R10G10B10A2_USCALED;
case PIPE_FORMAT_R10G10B10A2_SNORM:
return &emit_R10G10B10A2_SNORM;
case PIPE_FORMAT_R10G10B10A2_SSCALED:
return &emit_R10G10B10A2_SSCALED;
default:
assert(0);
return &emit_NULL;
}
}
static ALWAYS_INLINE void PIPE_CDECL
generic_run_one(struct translate_generic *tg,
unsigned elt,
unsigned start_instance,
unsigned instance_id,
void *vert)
{
unsigned nr_attrs = tg->nr_attrib;
unsigned attr;
for (attr = 0; attr < nr_attrs; attr++) {
float data[4];
uint8_t *dst = (uint8_t *)vert + tg->attrib[attr].output_offset;
if (tg->attrib[attr].type == TRANSLATE_ELEMENT_NORMAL) {
const uint8_t *src;
unsigned index;
int copy_size;
if (tg->attrib[attr].instance_divisor) {
index = start_instance;
index += (instance_id / tg->attrib[attr].instance_divisor);
/* XXX we need to clamp the index here too, but to a
* per-array max value, not the draw->pt.max_index value
* that's being given to us via translate->set_buffer().
*/
}
else {
index = elt;
/* clamp to avoid going out of bounds */
index = MIN2(index, tg->attrib[attr].max_index);
}
src = tg->attrib[attr].input_ptr +
(ptrdiff_t)tg->attrib[attr].input_stride * index;
copy_size = tg->attrib[attr].copy_size;
if (likely(copy_size >= 0)) {
memcpy(dst, src, copy_size);
} else {
tg->attrib[attr].fetch(data, src, 0, 0);
if (0)
debug_printf("Fetch linear attr %d from %p stride %d index %d: "
" %f, %f, %f, %f \n",
attr,
tg->attrib[attr].input_ptr,
tg->attrib[attr].input_stride,
index,
data[0], data[1],data[2], data[3]);
tg->attrib[attr].emit(data, dst);
}
} else {
if (likely(tg->attrib[attr].copy_size >= 0)) {
memcpy(data, &instance_id, 4);
} else {
data[0] = (float)instance_id;
tg->attrib[attr].emit(data, dst);
}
}
}
}
/**
* Fetch vertex attributes for 'count' vertices.
*/
static void PIPE_CDECL
generic_run_elts(struct translate *translate,
const unsigned *elts,
unsigned count,
unsigned start_instance,
unsigned instance_id,
void *output_buffer)
{
struct translate_generic *tg = translate_generic(translate);
char *vert = output_buffer;
unsigned i;
for (i = 0; i < count; i++) {
generic_run_one(tg, *elts++, start_instance, instance_id, vert);
vert += tg->translate.key.output_stride;
}
}
static void PIPE_CDECL
generic_run_elts16(struct translate *translate,
const uint16_t *elts,
unsigned count,
unsigned start_instance,
unsigned instance_id,
void *output_buffer)
{
struct translate_generic *tg = translate_generic(translate);
char *vert = output_buffer;
unsigned i;
for (i = 0; i < count; i++) {
generic_run_one(tg, *elts++, start_instance, instance_id, vert);
vert += tg->translate.key.output_stride;
}
}
static void PIPE_CDECL
generic_run_elts8(struct translate *translate,
const uint8_t *elts,
unsigned count,
unsigned start_instance,
unsigned instance_id,
void *output_buffer)
{
struct translate_generic *tg = translate_generic(translate);
char *vert = output_buffer;
unsigned i;
for (i = 0; i < count; i++) {
generic_run_one(tg, *elts++, start_instance, instance_id, vert);
vert += tg->translate.key.output_stride;
}
}
static void PIPE_CDECL
generic_run(struct translate *translate,
unsigned start,
unsigned count,
unsigned start_instance,
unsigned instance_id,
void *output_buffer)
{
struct translate_generic *tg = translate_generic(translate);
char *vert = output_buffer;
unsigned i;
for (i = 0; i < count; i++) {
generic_run_one(tg, start + i, start_instance, instance_id, vert);
vert += tg->translate.key.output_stride;
}
}
static void
generic_set_buffer(struct translate *translate,
unsigned buf,
const void *ptr,
unsigned stride,
unsigned max_index)
{
struct translate_generic *tg = translate_generic(translate);
unsigned i;
for (i = 0; i < tg->nr_attrib; i++) {
if (tg->attrib[i].buffer == buf) {
tg->attrib[i].input_ptr = ((const uint8_t *)ptr +
tg->attrib[i].input_offset);
tg->attrib[i].input_stride = stride;
tg->attrib[i].max_index = max_index;
}
}
}
static void
generic_release(struct translate *translate)
{
/* Refcount?
*/
FREE(translate);
}
static boolean
is_legal_int_format_combo(const struct util_format_description *src,
const struct util_format_description *dst)
{
unsigned i;
unsigned nr = MIN2(src->nr_channels, dst->nr_channels);
for (i = 0; i < nr; i++) {
/* The signs must match. */
if (src->channel[i].type != dst->channel[i].type) {
return FALSE;
}
/* Integers must not lose precision at any point in the pipeline. */
if (src->channel[i].size > dst->channel[i].size) {
return FALSE;
}
}
return TRUE;
}
struct translate *
translate_generic_create(const struct translate_key *key)
{
struct translate_generic *tg = CALLOC_STRUCT(translate_generic);
unsigned i;
if (!tg)
return NULL;
assert(key->nr_elements <= TRANSLATE_MAX_ATTRIBS);
tg->translate.key = *key;
tg->translate.release = generic_release;
tg->translate.set_buffer = generic_set_buffer;
tg->translate.run_elts = generic_run_elts;
tg->translate.run_elts16 = generic_run_elts16;
tg->translate.run_elts8 = generic_run_elts8;
tg->translate.run = generic_run;
for (i = 0; i < key->nr_elements; i++) {
const struct util_format_description *format_desc =
util_format_description(key->element[i].input_format);
assert(format_desc);
tg->attrib[i].type = key->element[i].type;
if (format_desc->channel[0].pure_integer) {
const struct util_format_description *out_format_desc =
util_format_description(key->element[i].output_format);
if (!is_legal_int_format_combo(format_desc, out_format_desc)) {
FREE(tg);
return NULL;
}
if (format_desc->channel[0].type == UTIL_FORMAT_TYPE_SIGNED) {
assert(format_desc->fetch_rgba_sint);
tg->attrib[i].fetch = (fetch_func)format_desc->fetch_rgba_sint;
} else {
assert(format_desc->fetch_rgba_uint);
tg->attrib[i].fetch = (fetch_func)format_desc->fetch_rgba_uint;
}
} else {
assert(format_desc->fetch_rgba_float);
tg->attrib[i].fetch = (fetch_func)format_desc->fetch_rgba_float;
}
tg->attrib[i].buffer = key->element[i].input_buffer;
tg->attrib[i].input_offset = key->element[i].input_offset;
tg->attrib[i].instance_divisor = key->element[i].instance_divisor;
tg->attrib[i].output_offset = key->element[i].output_offset;
tg->attrib[i].copy_size = -1;
if (tg->attrib[i].type == TRANSLATE_ELEMENT_INSTANCE_ID) {
if (key->element[i].output_format == PIPE_FORMAT_R32_USCALED
|| key->element[i].output_format == PIPE_FORMAT_R32_SSCALED)
tg->attrib[i].copy_size = 4;
} else {
if (key->element[i].input_format == key->element[i].output_format
&& format_desc->block.width == 1
&& format_desc->block.height == 1
&& !(format_desc->block.bits & 7))
tg->attrib[i].copy_size = format_desc->block.bits >> 3;
}
if (tg->attrib[i].copy_size < 0)
tg->attrib[i].emit = get_emit_func(key->element[i].output_format);
else
tg->attrib[i].emit = NULL;
}
tg->nr_attrib = key->nr_elements;
return &tg->translate;
}
boolean
translate_generic_is_output_format_supported(enum pipe_format format)
{
switch(format) {
case PIPE_FORMAT_R64G64B64A64_FLOAT: return TRUE;
case PIPE_FORMAT_R64G64B64_FLOAT: return TRUE;
case PIPE_FORMAT_R64G64_FLOAT: return TRUE;
case PIPE_FORMAT_R64_FLOAT: return TRUE;
case PIPE_FORMAT_R32G32B32A32_FLOAT: return TRUE;
case PIPE_FORMAT_R32G32B32_FLOAT: return TRUE;
case PIPE_FORMAT_R32G32_FLOAT: return TRUE;
case PIPE_FORMAT_R32_FLOAT: return TRUE;
case PIPE_FORMAT_R16G16B16A16_FLOAT: return TRUE;
case PIPE_FORMAT_R16G16B16_FLOAT: return TRUE;
case PIPE_FORMAT_R16G16_FLOAT: return TRUE;
case PIPE_FORMAT_R16_FLOAT: return TRUE;
case PIPE_FORMAT_R32G32B32A32_USCALED: return TRUE;
case PIPE_FORMAT_R32G32B32_USCALED: return TRUE;
case PIPE_FORMAT_R32G32_USCALED: return TRUE;
case PIPE_FORMAT_R32_USCALED: return TRUE;
case PIPE_FORMAT_R32G32B32A32_SSCALED: return TRUE;
case PIPE_FORMAT_R32G32B32_SSCALED: return TRUE;
case PIPE_FORMAT_R32G32_SSCALED: return TRUE;
case PIPE_FORMAT_R32_SSCALED: return TRUE;
case PIPE_FORMAT_R32G32B32A32_UNORM: return TRUE;
case PIPE_FORMAT_R32G32B32_UNORM: return TRUE;
case PIPE_FORMAT_R32G32_UNORM: return TRUE;
case PIPE_FORMAT_R32_UNORM: return TRUE;
case PIPE_FORMAT_R32G32B32A32_SNORM: return TRUE;
case PIPE_FORMAT_R32G32B32_SNORM: return TRUE;
case PIPE_FORMAT_R32G32_SNORM: return TRUE;
case PIPE_FORMAT_R32_SNORM: return TRUE;
case PIPE_FORMAT_R16G16B16A16_USCALED: return TRUE;
case PIPE_FORMAT_R16G16B16_USCALED: return TRUE;
case PIPE_FORMAT_R16G16_USCALED: return TRUE;
case PIPE_FORMAT_R16_USCALED: return TRUE;
case PIPE_FORMAT_R16G16B16A16_SSCALED: return TRUE;
case PIPE_FORMAT_R16G16B16_SSCALED: return TRUE;
case PIPE_FORMAT_R16G16_SSCALED: return TRUE;
case PIPE_FORMAT_R16_SSCALED: return TRUE;
case PIPE_FORMAT_R16G16B16A16_UNORM: return TRUE;
case PIPE_FORMAT_R16G16B16_UNORM: return TRUE;
case PIPE_FORMAT_R16G16_UNORM: return TRUE;
case PIPE_FORMAT_R16_UNORM: return TRUE;
case PIPE_FORMAT_R16G16B16A16_SNORM: return TRUE;
case PIPE_FORMAT_R16G16B16_SNORM: return TRUE;
case PIPE_FORMAT_R16G16_SNORM: return TRUE;
case PIPE_FORMAT_R16_SNORM: return TRUE;
case PIPE_FORMAT_R8G8B8A8_USCALED: return TRUE;
case PIPE_FORMAT_R8G8B8_USCALED: return TRUE;
case PIPE_FORMAT_R8G8_USCALED: return TRUE;
case PIPE_FORMAT_R8_USCALED: return TRUE;
case PIPE_FORMAT_R8G8B8A8_SSCALED: return TRUE;
case PIPE_FORMAT_R8G8B8_SSCALED: return TRUE;
case PIPE_FORMAT_R8G8_SSCALED: return TRUE;
case PIPE_FORMAT_R8_SSCALED: return TRUE;
case PIPE_FORMAT_R8G8B8A8_UNORM: return TRUE;
case PIPE_FORMAT_R8G8B8_UNORM: return TRUE;
case PIPE_FORMAT_R8G8_UNORM: return TRUE;
case PIPE_FORMAT_R8_UNORM: return TRUE;
case PIPE_FORMAT_R8G8B8A8_SNORM: return TRUE;
case PIPE_FORMAT_R8G8B8_SNORM: return TRUE;
case PIPE_FORMAT_R8G8_SNORM: return TRUE;
case PIPE_FORMAT_R8_SNORM: return TRUE;
case PIPE_FORMAT_A8R8G8B8_UNORM: return TRUE;
case PIPE_FORMAT_B8G8R8A8_UNORM: return TRUE;
case PIPE_FORMAT_R32G32B32A32_UINT: return TRUE;
case PIPE_FORMAT_R32G32B32_UINT: return TRUE;
case PIPE_FORMAT_R32G32_UINT: return TRUE;
case PIPE_FORMAT_R32_UINT: return TRUE;
case PIPE_FORMAT_R16G16B16A16_UINT: return TRUE;
case PIPE_FORMAT_R16G16B16_UINT: return TRUE;
case PIPE_FORMAT_R16G16_UINT: return TRUE;
case PIPE_FORMAT_R16_UINT: return TRUE;
case PIPE_FORMAT_R8G8B8A8_UINT: return TRUE;
case PIPE_FORMAT_R8G8B8_UINT: return TRUE;
case PIPE_FORMAT_R8G8_UINT: return TRUE;
case PIPE_FORMAT_R8_UINT: return TRUE;
case PIPE_FORMAT_R32G32B32A32_SINT: return TRUE;
case PIPE_FORMAT_R32G32B32_SINT: return TRUE;
case PIPE_FORMAT_R32G32_SINT: return TRUE;
case PIPE_FORMAT_R32_SINT: return TRUE;
case PIPE_FORMAT_R16G16B16A16_SINT: return TRUE;
case PIPE_FORMAT_R16G16B16_SINT: return TRUE;
case PIPE_FORMAT_R16G16_SINT: return TRUE;
case PIPE_FORMAT_R16_SINT: return TRUE;
case PIPE_FORMAT_R8G8B8A8_SINT: return TRUE;
case PIPE_FORMAT_R8G8B8_SINT: return TRUE;
case PIPE_FORMAT_R8G8_SINT: return TRUE;
case PIPE_FORMAT_R8_SINT: return TRUE;
case PIPE_FORMAT_B10G10R10A2_UNORM: return TRUE;
case PIPE_FORMAT_B10G10R10A2_USCALED: return TRUE;
case PIPE_FORMAT_B10G10R10A2_SNORM: return TRUE;
case PIPE_FORMAT_B10G10R10A2_SSCALED: return TRUE;
case PIPE_FORMAT_R10G10B10A2_UNORM: return TRUE;
case PIPE_FORMAT_R10G10B10A2_USCALED: return TRUE;
case PIPE_FORMAT_R10G10B10A2_SNORM: return TRUE;
case PIPE_FORMAT_R10G10B10A2_SSCALED: return TRUE;
default: return FALSE;
}
}