translate: implement translation of (pure) integer formats
The conversion is limited to only a few cases, because converting to any other type shouldn't happen in any driver. Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Marek Olšák
parent
1ba3240b28
commit
0a8a7144a1
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@ -40,10 +40,10 @@
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#define DRAW_DBG 0
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typedef void (*fetch_func)(float *dst,
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typedef void (*fetch_func)(void *dst,
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const uint8_t *src,
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unsigned i, unsigned j);
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typedef void (*emit_func)(const float *attrib, void *ptr);
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typedef void (*emit_func)(const void *attrib, void *ptr);
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@ -85,21 +85,22 @@ static struct translate_generic *translate_generic( struct translate *translate
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}
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/**
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* Fetch a float[4] vertex attribute from memory, doing format/type
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* Fetch a dword[4] vertex attribute from memory, doing format/type
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* conversion as needed.
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*
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* This is probably needed/dupliocated elsewhere, eg format
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* conversion, texture sampling etc.
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*/
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#define ATTRIB( NAME, SZ, TYPE, TO ) \
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#define ATTRIB( NAME, SZ, SRCTYPE, DSTTYPE, TO ) \
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static void \
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emit_##NAME(const float *attrib, void *ptr) \
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emit_##NAME(const void *attrib, void *ptr) \
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{ \
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unsigned i; \
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TYPE *out = (TYPE *)ptr; \
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SRCTYPE *in = (SRCTYPE *)attrib; \
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DSTTYPE *out = (DSTTYPE *)ptr; \
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\
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for (i = 0; i < SZ; i++) { \
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out[i] = TO(attrib[i]); \
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out[i] = TO(in[i]); \
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} \
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}
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@ -126,104 +127,138 @@ emit_##NAME(const float *attrib, void *ptr) \
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#define TO_32_FIXED(x) ((int) (x * 65536.0f))
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#define TO_INT(x) (x)
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ATTRIB( R64G64B64A64_FLOAT, 4, double, TO_64_FLOAT )
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ATTRIB( R64G64B64_FLOAT, 3, double, TO_64_FLOAT )
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ATTRIB( R64G64_FLOAT, 2, double, TO_64_FLOAT )
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ATTRIB( R64_FLOAT, 1, double, TO_64_FLOAT )
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ATTRIB( R32G32B32A32_FLOAT, 4, float, TO_32_FLOAT )
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ATTRIB( R32G32B32_FLOAT, 3, float, TO_32_FLOAT )
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ATTRIB( R32G32_FLOAT, 2, float, TO_32_FLOAT )
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ATTRIB( R32_FLOAT, 1, float, TO_32_FLOAT )
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ATTRIB( R64G64B64A64_FLOAT, 4, float, double, TO_64_FLOAT )
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ATTRIB( R64G64B64_FLOAT, 3, float, double, TO_64_FLOAT )
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ATTRIB( R64G64_FLOAT, 2, float, double, TO_64_FLOAT )
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ATTRIB( R64_FLOAT, 1, float, double, TO_64_FLOAT )
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ATTRIB( R16G16B16A16_FLOAT, 4, ushort, TO_16_FLOAT )
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ATTRIB( R16G16B16_FLOAT, 3, ushort, TO_16_FLOAT )
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ATTRIB( R16G16_FLOAT, 2, ushort, TO_16_FLOAT )
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ATTRIB( R16_FLOAT, 1, ushort, TO_16_FLOAT )
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ATTRIB( R32G32B32A32_FLOAT, 4, float, float, TO_32_FLOAT )
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ATTRIB( R32G32B32_FLOAT, 3, float, float, TO_32_FLOAT )
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ATTRIB( R32G32_FLOAT, 2, float, float, TO_32_FLOAT )
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ATTRIB( R32_FLOAT, 1, float, float, TO_32_FLOAT )
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ATTRIB( R32G32B32A32_USCALED, 4, unsigned, TO_32_USCALED )
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ATTRIB( R32G32B32_USCALED, 3, unsigned, TO_32_USCALED )
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ATTRIB( R32G32_USCALED, 2, unsigned, TO_32_USCALED )
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ATTRIB( R32_USCALED, 1, unsigned, TO_32_USCALED )
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ATTRIB( R16G16B16A16_FLOAT, 4, float, ushort, TO_16_FLOAT )
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ATTRIB( R16G16B16_FLOAT, 3, float, ushort, TO_16_FLOAT )
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ATTRIB( R16G16_FLOAT, 2, float, ushort, TO_16_FLOAT )
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ATTRIB( R16_FLOAT, 1, float, ushort, TO_16_FLOAT )
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ATTRIB( R32G32B32A32_SSCALED, 4, int, TO_32_SSCALED )
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ATTRIB( R32G32B32_SSCALED, 3, int, TO_32_SSCALED )
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ATTRIB( R32G32_SSCALED, 2, int, TO_32_SSCALED )
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ATTRIB( R32_SSCALED, 1, int, TO_32_SSCALED )
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ATTRIB( R32G32B32A32_USCALED, 4, float, unsigned, TO_32_USCALED )
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ATTRIB( R32G32B32_USCALED, 3, float, unsigned, TO_32_USCALED )
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ATTRIB( R32G32_USCALED, 2, float, unsigned, TO_32_USCALED )
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ATTRIB( R32_USCALED, 1, float, unsigned, TO_32_USCALED )
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ATTRIB( R32G32B32A32_UNORM, 4, unsigned, TO_32_UNORM )
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ATTRIB( R32G32B32_UNORM, 3, unsigned, TO_32_UNORM )
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ATTRIB( R32G32_UNORM, 2, unsigned, TO_32_UNORM )
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ATTRIB( R32_UNORM, 1, unsigned, TO_32_UNORM )
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ATTRIB( R32G32B32A32_SSCALED, 4, float, int, TO_32_SSCALED )
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ATTRIB( R32G32B32_SSCALED, 3, float, int, TO_32_SSCALED )
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ATTRIB( R32G32_SSCALED, 2, float, int, TO_32_SSCALED )
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ATTRIB( R32_SSCALED, 1, float, int, TO_32_SSCALED )
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ATTRIB( R32G32B32A32_SNORM, 4, int, TO_32_SNORM )
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ATTRIB( R32G32B32_SNORM, 3, int, TO_32_SNORM )
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ATTRIB( R32G32_SNORM, 2, int, TO_32_SNORM )
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ATTRIB( R32_SNORM, 1, int, TO_32_SNORM )
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ATTRIB( R32G32B32A32_UNORM, 4, float, unsigned, TO_32_UNORM )
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ATTRIB( R32G32B32_UNORM, 3, float, unsigned, TO_32_UNORM )
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ATTRIB( R32G32_UNORM, 2, float, unsigned, TO_32_UNORM )
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ATTRIB( R32_UNORM, 1, float, unsigned, TO_32_UNORM )
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ATTRIB( R16G16B16A16_USCALED, 4, ushort, TO_16_USCALED )
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ATTRIB( R16G16B16_USCALED, 3, ushort, TO_16_USCALED )
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ATTRIB( R16G16_USCALED, 2, ushort, TO_16_USCALED )
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ATTRIB( R16_USCALED, 1, ushort, TO_16_USCALED )
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ATTRIB( R32G32B32A32_SNORM, 4, float, int, TO_32_SNORM )
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ATTRIB( R32G32B32_SNORM, 3, float, int, TO_32_SNORM )
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ATTRIB( R32G32_SNORM, 2, float, int, TO_32_SNORM )
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ATTRIB( R32_SNORM, 1, float, int, TO_32_SNORM )
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ATTRIB( R16G16B16A16_SSCALED, 4, short, TO_16_SSCALED )
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ATTRIB( R16G16B16_SSCALED, 3, short, TO_16_SSCALED )
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ATTRIB( R16G16_SSCALED, 2, short, TO_16_SSCALED )
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ATTRIB( R16_SSCALED, 1, short, TO_16_SSCALED )
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ATTRIB( R16G16B16A16_USCALED, 4, float, ushort, TO_16_USCALED )
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ATTRIB( R16G16B16_USCALED, 3, float, ushort, TO_16_USCALED )
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ATTRIB( R16G16_USCALED, 2, float, ushort, TO_16_USCALED )
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ATTRIB( R16_USCALED, 1, float, ushort, TO_16_USCALED )
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ATTRIB( R16G16B16A16_UNORM, 4, ushort, TO_16_UNORM )
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ATTRIB( R16G16B16_UNORM, 3, ushort, TO_16_UNORM )
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ATTRIB( R16G16_UNORM, 2, ushort, TO_16_UNORM )
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ATTRIB( R16_UNORM, 1, ushort, TO_16_UNORM )
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ATTRIB( R16G16B16A16_SSCALED, 4, float, short, TO_16_SSCALED )
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ATTRIB( R16G16B16_SSCALED, 3, float, short, TO_16_SSCALED )
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ATTRIB( R16G16_SSCALED, 2, float, short, TO_16_SSCALED )
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ATTRIB( R16_SSCALED, 1, float, short, TO_16_SSCALED )
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ATTRIB( R16G16B16A16_SNORM, 4, short, TO_16_SNORM )
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ATTRIB( R16G16B16_SNORM, 3, short, TO_16_SNORM )
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ATTRIB( R16G16_SNORM, 2, short, TO_16_SNORM )
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ATTRIB( R16_SNORM, 1, short, TO_16_SNORM )
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ATTRIB( R16G16B16A16_UNORM, 4, float, ushort, TO_16_UNORM )
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ATTRIB( R16G16B16_UNORM, 3, float, ushort, TO_16_UNORM )
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ATTRIB( R16G16_UNORM, 2, float, ushort, TO_16_UNORM )
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ATTRIB( R16_UNORM, 1, float, ushort, TO_16_UNORM )
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ATTRIB( R8G8B8A8_USCALED, 4, ubyte, TO_8_USCALED )
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ATTRIB( R8G8B8_USCALED, 3, ubyte, TO_8_USCALED )
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ATTRIB( R8G8_USCALED, 2, ubyte, TO_8_USCALED )
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ATTRIB( R8_USCALED, 1, ubyte, TO_8_USCALED )
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ATTRIB( R16G16B16A16_SNORM, 4, float, short, TO_16_SNORM )
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ATTRIB( R16G16B16_SNORM, 3, float, short, TO_16_SNORM )
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ATTRIB( R16G16_SNORM, 2, float, short, TO_16_SNORM )
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ATTRIB( R16_SNORM, 1, float, short, TO_16_SNORM )
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ATTRIB( R8G8B8A8_SSCALED, 4, char, TO_8_SSCALED )
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ATTRIB( R8G8B8_SSCALED, 3, char, TO_8_SSCALED )
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ATTRIB( R8G8_SSCALED, 2, char, TO_8_SSCALED )
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ATTRIB( R8_SSCALED, 1, char, TO_8_SSCALED )
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ATTRIB( R8G8B8A8_USCALED, 4, float, ubyte, TO_8_USCALED )
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ATTRIB( R8G8B8_USCALED, 3, float, ubyte, TO_8_USCALED )
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ATTRIB( R8G8_USCALED, 2, float, ubyte, TO_8_USCALED )
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ATTRIB( R8_USCALED, 1, float, ubyte, TO_8_USCALED )
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ATTRIB( R8G8B8A8_UNORM, 4, ubyte, TO_8_UNORM )
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ATTRIB( R8G8B8_UNORM, 3, ubyte, TO_8_UNORM )
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ATTRIB( R8G8_UNORM, 2, ubyte, TO_8_UNORM )
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ATTRIB( R8_UNORM, 1, ubyte, TO_8_UNORM )
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ATTRIB( R8G8B8A8_SSCALED, 4, float, char, TO_8_SSCALED )
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ATTRIB( R8G8B8_SSCALED, 3, float, char, TO_8_SSCALED )
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ATTRIB( R8G8_SSCALED, 2, float, char, TO_8_SSCALED )
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ATTRIB( R8_SSCALED, 1, float, char, TO_8_SSCALED )
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ATTRIB( R8G8B8A8_SNORM, 4, char, TO_8_SNORM )
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ATTRIB( R8G8B8_SNORM, 3, char, TO_8_SNORM )
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ATTRIB( R8G8_SNORM, 2, char, TO_8_SNORM )
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ATTRIB( R8_SNORM, 1, char, TO_8_SNORM )
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ATTRIB( R8G8B8A8_UNORM, 4, float, ubyte, TO_8_UNORM )
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ATTRIB( R8G8B8_UNORM, 3, float, ubyte, TO_8_UNORM )
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ATTRIB( R8G8_UNORM, 2, float, ubyte, TO_8_UNORM )
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ATTRIB( R8_UNORM, 1, float, ubyte, TO_8_UNORM )
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ATTRIB( R8G8B8A8_SNORM, 4, float, char, TO_8_SNORM )
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ATTRIB( R8G8B8_SNORM, 3, float, char, TO_8_SNORM )
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ATTRIB( R8G8_SNORM, 2, float, char, TO_8_SNORM )
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ATTRIB( R8_SNORM, 1, float, char, TO_8_SNORM )
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ATTRIB( R32G32B32A32_UINT, 4, uint32_t, unsigned, TO_INT )
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ATTRIB( R32G32B32_UINT, 3, uint32_t, unsigned, TO_INT )
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ATTRIB( R32G32_UINT, 2, uint32_t, unsigned, TO_INT )
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ATTRIB( R32_UINT, 1, uint32_t, unsigned, TO_INT )
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ATTRIB( R16G16B16A16_UINT, 4, uint32_t, ushort, TO_INT )
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ATTRIB( R16G16B16_UINT, 3, uint32_t, ushort, TO_INT )
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ATTRIB( R16G16_UINT, 2, uint32_t, ushort, TO_INT )
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ATTRIB( R16_UINT, 1, uint32_t, ushort, TO_INT )
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ATTRIB( R8G8B8A8_UINT, 4, uint32_t, ubyte, TO_INT )
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ATTRIB( R8G8B8_UINT, 3, uint32_t, ubyte, TO_INT )
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ATTRIB( R8G8_UINT, 2, uint32_t, ubyte, TO_INT )
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ATTRIB( R8_UINT, 1, uint32_t, ubyte, TO_INT )
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ATTRIB( R32G32B32A32_SINT, 4, int32_t, int, TO_INT )
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ATTRIB( R32G32B32_SINT, 3, int32_t, int, TO_INT )
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ATTRIB( R32G32_SINT, 2, int32_t, int, TO_INT )
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ATTRIB( R32_SINT, 1, int32_t, int, TO_INT )
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ATTRIB( R16G16B16A16_SINT, 4, int32_t, short, TO_INT )
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ATTRIB( R16G16B16_SINT, 3, int32_t, short, TO_INT )
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ATTRIB( R16G16_SINT, 2, int32_t, short, TO_INT )
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ATTRIB( R16_SINT, 1, int32_t, short, TO_INT )
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ATTRIB( R8G8B8A8_SINT, 4, int32_t, char, TO_INT )
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ATTRIB( R8G8B8_SINT, 3, int32_t, char, TO_INT )
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ATTRIB( R8G8_SINT, 2, int32_t, char, TO_INT )
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ATTRIB( R8_SINT, 1, int32_t, char, TO_INT )
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static void
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emit_A8R8G8B8_UNORM( const float *attrib, void *ptr)
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emit_A8R8G8B8_UNORM( const void *attrib, void *ptr)
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{
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float *in = (float *)attrib;
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ubyte *out = (ubyte *)ptr;
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out[0] = TO_8_UNORM(attrib[3]);
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out[1] = TO_8_UNORM(attrib[0]);
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out[2] = TO_8_UNORM(attrib[1]);
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out[3] = TO_8_UNORM(attrib[2]);
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out[0] = TO_8_UNORM(in[3]);
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out[1] = TO_8_UNORM(in[0]);
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out[2] = TO_8_UNORM(in[1]);
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out[3] = TO_8_UNORM(in[2]);
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}
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static void
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emit_B8G8R8A8_UNORM( const float *attrib, void *ptr)
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emit_B8G8R8A8_UNORM( const void *attrib, void *ptr)
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{
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float *in = (float *)attrib;
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ubyte *out = (ubyte *)ptr;
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out[2] = TO_8_UNORM(attrib[0]);
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out[1] = TO_8_UNORM(attrib[1]);
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out[0] = TO_8_UNORM(attrib[2]);
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out[3] = TO_8_UNORM(attrib[3]);
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out[2] = TO_8_UNORM(in[0]);
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out[1] = TO_8_UNORM(in[1]);
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out[0] = TO_8_UNORM(in[2]);
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out[3] = TO_8_UNORM(in[3]);
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}
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static void
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emit_NULL( const float *attrib, void *ptr )
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emit_NULL( const void *attrib, void *ptr )
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{
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/* do nothing is the only sensible option */
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}
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@ -372,6 +407,60 @@ static emit_func get_emit_func( enum pipe_format format )
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case PIPE_FORMAT_A8R8G8B8_UNORM:
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return &emit_A8R8G8B8_UNORM;
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case PIPE_FORMAT_R32_UINT:
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return &emit_R32_UINT;
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case PIPE_FORMAT_R32G32_UINT:
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return &emit_R32G32_UINT;
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case PIPE_FORMAT_R32G32B32_UINT:
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return &emit_R32G32B32_UINT;
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case PIPE_FORMAT_R32G32B32A32_UINT:
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return &emit_R32G32B32A32_UINT;
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case PIPE_FORMAT_R16_UINT:
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return &emit_R16_UINT;
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case PIPE_FORMAT_R16G16_UINT:
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return &emit_R16G16_UINT;
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case PIPE_FORMAT_R16G16B16_UINT:
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return &emit_R16G16B16_UINT;
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case PIPE_FORMAT_R16G16B16A16_UINT:
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return &emit_R16G16B16A16_UINT;
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case PIPE_FORMAT_R8_UINT:
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return &emit_R8_UINT;
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case PIPE_FORMAT_R8G8_UINT:
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return &emit_R8G8_UINT;
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case PIPE_FORMAT_R8G8B8_UINT:
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return &emit_R8G8B8_UINT;
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case PIPE_FORMAT_R8G8B8A8_UINT:
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return &emit_R8G8B8A8_UINT;
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case PIPE_FORMAT_R32_SINT:
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return &emit_R32_SINT;
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case PIPE_FORMAT_R32G32_SINT:
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return &emit_R32G32_SINT;
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case PIPE_FORMAT_R32G32B32_SINT:
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return &emit_R32G32B32_SINT;
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case PIPE_FORMAT_R32G32B32A32_SINT:
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return &emit_R32G32B32A32_SINT;
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case PIPE_FORMAT_R16_SINT:
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return &emit_R16_SINT;
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case PIPE_FORMAT_R16G16_SINT:
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return &emit_R16G16_SINT;
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case PIPE_FORMAT_R16G16B16_SINT:
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return &emit_R16G16B16_SINT;
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case PIPE_FORMAT_R16G16B16A16_SINT:
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return &emit_R16G16B16A16_SINT;
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case PIPE_FORMAT_R8_SINT:
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return &emit_R8_SINT;
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case PIPE_FORMAT_R8G8_SINT:
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return &emit_R8G8_SINT;
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case PIPE_FORMAT_R8G8B8_SINT:
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return &emit_R8G8B8_SINT;
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case PIPE_FORMAT_R8G8B8A8_SINT:
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return &emit_R8G8B8A8_SINT;
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default:
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assert(0);
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return &emit_NULL;
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@ -537,6 +626,27 @@ static void generic_release( struct translate *translate )
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FREE(translate);
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}
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static boolean
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is_legal_int_format_combo( const struct util_format_description *src,
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const struct util_format_description *dst )
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{
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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 != src->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);
|
||||
|
|
@ -562,7 +672,24 @@ struct translate *translate_generic_create( const struct translate_key *key )
|
|||
|
||||
tg->attrib[i].type = key->element[i].type;
|
||||
|
||||
tg->attrib[i].fetch = format_desc->fetch_rgba_float;
|
||||
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) {
|
||||
tg->attrib[i].fetch = (fetch_func)format_desc->fetch_rgba_sint;
|
||||
} else {
|
||||
tg->attrib[i].fetch = (fetch_func)format_desc->fetch_rgba_uint;
|
||||
}
|
||||
} else {
|
||||
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;
|
||||
|
|
@ -678,6 +805,37 @@ boolean translate_generic_is_output_format_supported(enum pipe_format format)
|
|||
|
||||
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;
|
||||
|
||||
default: return FALSE;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue