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authorMarek Olšák <[email protected]>2017-04-09 22:35:36 +0200
committerMarek Olšák <[email protected]>2017-04-20 20:11:35 +0200
commitd1608d69823a2249a4d33c78be781ab6be5c2793 (patch)
tree95014a4fd130a691cd1f05c8b7bb274f3daee9ca /src/mesa/state_tracker
parent86f99c1e4c9aec6433ae1c6a68f8f9d395cbfac6 (diff)
st/mesa: use one big translation table in st_pipe_vertex_format
for lower overhead. Reviewed-by: Ilia Mirkin <[email protected]> Reviewed-by: Brian Paul <[email protected]>
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r--src/mesa/state_tracker/st_atom_array.c470
1 files changed, 228 insertions, 242 deletions
diff --git a/src/mesa/state_tracker/st_atom_array.c b/src/mesa/state_tracker/st_atom_array.c
index 221b2c7db3f..e58cedb26cf 100644
--- a/src/mesa/state_tracker/st_atom_array.c
+++ b/src/mesa/state_tracker/st_atom_array.c
@@ -47,159 +47,187 @@
#include "main/bufferobj.h"
#include "main/glformats.h"
-
-static GLuint double_types[4] = {
- PIPE_FORMAT_R64_FLOAT,
- PIPE_FORMAT_R64G64_FLOAT,
- PIPE_FORMAT_R64G64B64_FLOAT,
- PIPE_FORMAT_R64G64B64A64_FLOAT
-};
-
-static GLuint float_types[4] = {
- PIPE_FORMAT_R32_FLOAT,
- PIPE_FORMAT_R32G32_FLOAT,
- PIPE_FORMAT_R32G32B32_FLOAT,
- PIPE_FORMAT_R32G32B32A32_FLOAT
-};
-
-static GLuint half_float_types[4] = {
- PIPE_FORMAT_R16_FLOAT,
- PIPE_FORMAT_R16G16_FLOAT,
- PIPE_FORMAT_R16G16B16_FLOAT,
- PIPE_FORMAT_R16G16B16A16_FLOAT
-};
-
-static GLuint uint_types_norm[4] = {
- PIPE_FORMAT_R32_UNORM,
- PIPE_FORMAT_R32G32_UNORM,
- PIPE_FORMAT_R32G32B32_UNORM,
- PIPE_FORMAT_R32G32B32A32_UNORM
-};
-
-static GLuint uint_types_scale[4] = {
- PIPE_FORMAT_R32_USCALED,
- PIPE_FORMAT_R32G32_USCALED,
- PIPE_FORMAT_R32G32B32_USCALED,
- PIPE_FORMAT_R32G32B32A32_USCALED
-};
-
-static GLuint uint_types_int[4] = {
- PIPE_FORMAT_R32_UINT,
- PIPE_FORMAT_R32G32_UINT,
- PIPE_FORMAT_R32G32B32_UINT,
- PIPE_FORMAT_R32G32B32A32_UINT
-};
-
-static GLuint int_types_norm[4] = {
- PIPE_FORMAT_R32_SNORM,
- PIPE_FORMAT_R32G32_SNORM,
- PIPE_FORMAT_R32G32B32_SNORM,
- PIPE_FORMAT_R32G32B32A32_SNORM
-};
-
-static GLuint int_types_scale[4] = {
- PIPE_FORMAT_R32_SSCALED,
- PIPE_FORMAT_R32G32_SSCALED,
- PIPE_FORMAT_R32G32B32_SSCALED,
- PIPE_FORMAT_R32G32B32A32_SSCALED
-};
-
-static GLuint int_types_int[4] = {
- PIPE_FORMAT_R32_SINT,
- PIPE_FORMAT_R32G32_SINT,
- PIPE_FORMAT_R32G32B32_SINT,
- PIPE_FORMAT_R32G32B32A32_SINT
-};
-
-static GLuint ushort_types_norm[4] = {
- PIPE_FORMAT_R16_UNORM,
- PIPE_FORMAT_R16G16_UNORM,
- PIPE_FORMAT_R16G16B16_UNORM,
- PIPE_FORMAT_R16G16B16A16_UNORM
-};
-
-static GLuint ushort_types_scale[4] = {
- PIPE_FORMAT_R16_USCALED,
- PIPE_FORMAT_R16G16_USCALED,
- PIPE_FORMAT_R16G16B16_USCALED,
- PIPE_FORMAT_R16G16B16A16_USCALED
-};
-
-static GLuint ushort_types_int[4] = {
- PIPE_FORMAT_R16_UINT,
- PIPE_FORMAT_R16G16_UINT,
- PIPE_FORMAT_R16G16B16_UINT,
- PIPE_FORMAT_R16G16B16A16_UINT
-};
-
-static GLuint short_types_norm[4] = {
- PIPE_FORMAT_R16_SNORM,
- PIPE_FORMAT_R16G16_SNORM,
- PIPE_FORMAT_R16G16B16_SNORM,
- PIPE_FORMAT_R16G16B16A16_SNORM
-};
-
-static GLuint short_types_scale[4] = {
- PIPE_FORMAT_R16_SSCALED,
- PIPE_FORMAT_R16G16_SSCALED,
- PIPE_FORMAT_R16G16B16_SSCALED,
- PIPE_FORMAT_R16G16B16A16_SSCALED
-};
-
-static GLuint short_types_int[4] = {
- PIPE_FORMAT_R16_SINT,
- PIPE_FORMAT_R16G16_SINT,
- PIPE_FORMAT_R16G16B16_SINT,
- PIPE_FORMAT_R16G16B16A16_SINT
-};
-
-static GLuint ubyte_types_norm[4] = {
- PIPE_FORMAT_R8_UNORM,
- PIPE_FORMAT_R8G8_UNORM,
- PIPE_FORMAT_R8G8B8_UNORM,
- PIPE_FORMAT_R8G8B8A8_UNORM
-};
-
-static GLuint ubyte_types_scale[4] = {
- PIPE_FORMAT_R8_USCALED,
- PIPE_FORMAT_R8G8_USCALED,
- PIPE_FORMAT_R8G8B8_USCALED,
- PIPE_FORMAT_R8G8B8A8_USCALED
-};
-
-static GLuint ubyte_types_int[4] = {
- PIPE_FORMAT_R8_UINT,
- PIPE_FORMAT_R8G8_UINT,
- PIPE_FORMAT_R8G8B8_UINT,
- PIPE_FORMAT_R8G8B8A8_UINT
-};
-
-static GLuint byte_types_norm[4] = {
- PIPE_FORMAT_R8_SNORM,
- PIPE_FORMAT_R8G8_SNORM,
- PIPE_FORMAT_R8G8B8_SNORM,
- PIPE_FORMAT_R8G8B8A8_SNORM
-};
-
-static GLuint byte_types_scale[4] = {
- PIPE_FORMAT_R8_SSCALED,
- PIPE_FORMAT_R8G8_SSCALED,
- PIPE_FORMAT_R8G8B8_SSCALED,
- PIPE_FORMAT_R8G8B8A8_SSCALED
-};
-
-static GLuint byte_types_int[4] = {
- PIPE_FORMAT_R8_SINT,
- PIPE_FORMAT_R8G8_SINT,
- PIPE_FORMAT_R8G8B8_SINT,
- PIPE_FORMAT_R8G8B8A8_SINT
-};
-
-static GLuint fixed_types[4] = {
- PIPE_FORMAT_R32_FIXED,
- PIPE_FORMAT_R32G32_FIXED,
- PIPE_FORMAT_R32G32B32_FIXED,
- PIPE_FORMAT_R32G32B32A32_FIXED
+/* vertex_formats[gltype - GL_BYTE][integer*2 + normalized][size - 1] */
+static const uint16_t vertex_formats[][4][4] = {
+ { /* GL_BYTE */
+ {
+ PIPE_FORMAT_R8_SSCALED,
+ PIPE_FORMAT_R8G8_SSCALED,
+ PIPE_FORMAT_R8G8B8_SSCALED,
+ PIPE_FORMAT_R8G8B8A8_SSCALED
+ },
+ {
+ PIPE_FORMAT_R8_SNORM,
+ PIPE_FORMAT_R8G8_SNORM,
+ PIPE_FORMAT_R8G8B8_SNORM,
+ PIPE_FORMAT_R8G8B8A8_SNORM
+ },
+ {
+ PIPE_FORMAT_R8_SINT,
+ PIPE_FORMAT_R8G8_SINT,
+ PIPE_FORMAT_R8G8B8_SINT,
+ PIPE_FORMAT_R8G8B8A8_SINT
+ },
+ },
+ { /* GL_UNSIGNED_BYTE */
+ {
+ PIPE_FORMAT_R8_USCALED,
+ PIPE_FORMAT_R8G8_USCALED,
+ PIPE_FORMAT_R8G8B8_USCALED,
+ PIPE_FORMAT_R8G8B8A8_USCALED
+ },
+ {
+ PIPE_FORMAT_R8_UNORM,
+ PIPE_FORMAT_R8G8_UNORM,
+ PIPE_FORMAT_R8G8B8_UNORM,
+ PIPE_FORMAT_R8G8B8A8_UNORM
+ },
+ {
+ PIPE_FORMAT_R8_UINT,
+ PIPE_FORMAT_R8G8_UINT,
+ PIPE_FORMAT_R8G8B8_UINT,
+ PIPE_FORMAT_R8G8B8A8_UINT
+ },
+ },
+ { /* GL_SHORT */
+ {
+ PIPE_FORMAT_R16_SSCALED,
+ PIPE_FORMAT_R16G16_SSCALED,
+ PIPE_FORMAT_R16G16B16_SSCALED,
+ PIPE_FORMAT_R16G16B16A16_SSCALED
+ },
+ {
+ PIPE_FORMAT_R16_SNORM,
+ PIPE_FORMAT_R16G16_SNORM,
+ PIPE_FORMAT_R16G16B16_SNORM,
+ PIPE_FORMAT_R16G16B16A16_SNORM
+ },
+ {
+ PIPE_FORMAT_R16_SINT,
+ PIPE_FORMAT_R16G16_SINT,
+ PIPE_FORMAT_R16G16B16_SINT,
+ PIPE_FORMAT_R16G16B16A16_SINT
+ },
+ },
+ { /* GL_UNSIGNED_SHORT */
+ {
+ PIPE_FORMAT_R16_USCALED,
+ PIPE_FORMAT_R16G16_USCALED,
+ PIPE_FORMAT_R16G16B16_USCALED,
+ PIPE_FORMAT_R16G16B16A16_USCALED
+ },
+ {
+ PIPE_FORMAT_R16_UNORM,
+ PIPE_FORMAT_R16G16_UNORM,
+ PIPE_FORMAT_R16G16B16_UNORM,
+ PIPE_FORMAT_R16G16B16A16_UNORM
+ },
+ {
+ PIPE_FORMAT_R16_UINT,
+ PIPE_FORMAT_R16G16_UINT,
+ PIPE_FORMAT_R16G16B16_UINT,
+ PIPE_FORMAT_R16G16B16A16_UINT
+ },
+ },
+ { /* GL_INT */
+ {
+ PIPE_FORMAT_R32_SSCALED,
+ PIPE_FORMAT_R32G32_SSCALED,
+ PIPE_FORMAT_R32G32B32_SSCALED,
+ PIPE_FORMAT_R32G32B32A32_SSCALED
+ },
+ {
+ PIPE_FORMAT_R32_SNORM,
+ PIPE_FORMAT_R32G32_SNORM,
+ PIPE_FORMAT_R32G32B32_SNORM,
+ PIPE_FORMAT_R32G32B32A32_SNORM
+ },
+ {
+ PIPE_FORMAT_R32_SINT,
+ PIPE_FORMAT_R32G32_SINT,
+ PIPE_FORMAT_R32G32B32_SINT,
+ PIPE_FORMAT_R32G32B32A32_SINT
+ },
+ },
+ { /* GL_UNSIGNED_INT */
+ {
+ PIPE_FORMAT_R32_USCALED,
+ PIPE_FORMAT_R32G32_USCALED,
+ PIPE_FORMAT_R32G32B32_USCALED,
+ PIPE_FORMAT_R32G32B32A32_USCALED
+ },
+ {
+ PIPE_FORMAT_R32_UNORM,
+ PIPE_FORMAT_R32G32_UNORM,
+ PIPE_FORMAT_R32G32B32_UNORM,
+ PIPE_FORMAT_R32G32B32A32_UNORM
+ },
+ {
+ PIPE_FORMAT_R32_UINT,
+ PIPE_FORMAT_R32G32_UINT,
+ PIPE_FORMAT_R32G32B32_UINT,
+ PIPE_FORMAT_R32G32B32A32_UINT
+ },
+ },
+ { /* GL_FLOAT */
+ {
+ PIPE_FORMAT_R32_FLOAT,
+ PIPE_FORMAT_R32G32_FLOAT,
+ PIPE_FORMAT_R32G32B32_FLOAT,
+ PIPE_FORMAT_R32G32B32A32_FLOAT
+ },
+ {
+ PIPE_FORMAT_R32_FLOAT,
+ PIPE_FORMAT_R32G32_FLOAT,
+ PIPE_FORMAT_R32G32B32_FLOAT,
+ PIPE_FORMAT_R32G32B32A32_FLOAT
+ },
+ },
+ {{0}}, /* GL_2_BYTES */
+ {{0}}, /* GL_3_BYTES */
+ {{0}}, /* GL_4_BYTES */
+ { /* GL_DOUBLE */
+ {
+ PIPE_FORMAT_R64_FLOAT,
+ PIPE_FORMAT_R64G64_FLOAT,
+ PIPE_FORMAT_R64G64B64_FLOAT,
+ PIPE_FORMAT_R64G64B64A64_FLOAT
+ },
+ {
+ PIPE_FORMAT_R64_FLOAT,
+ PIPE_FORMAT_R64G64_FLOAT,
+ PIPE_FORMAT_R64G64B64_FLOAT,
+ PIPE_FORMAT_R64G64B64A64_FLOAT
+ },
+ },
+ { /* GL_HALF_FLOAT */
+ {
+ PIPE_FORMAT_R16_FLOAT,
+ PIPE_FORMAT_R16G16_FLOAT,
+ PIPE_FORMAT_R16G16B16_FLOAT,
+ PIPE_FORMAT_R16G16B16A16_FLOAT
+ },
+ {
+ PIPE_FORMAT_R16_FLOAT,
+ PIPE_FORMAT_R16G16_FLOAT,
+ PIPE_FORMAT_R16G16B16_FLOAT,
+ PIPE_FORMAT_R16G16B16A16_FLOAT
+ },
+ },
+ { /* GL_FIXED */
+ {
+ PIPE_FORMAT_R32_FIXED,
+ PIPE_FORMAT_R32G32_FIXED,
+ PIPE_FORMAT_R32G32B32_FIXED,
+ PIPE_FORMAT_R32G32B32A32_FIXED
+ },
+ {
+ PIPE_FORMAT_R32_FIXED,
+ PIPE_FORMAT_R32G32_FIXED,
+ PIPE_FORMAT_R32G32B32_FIXED,
+ PIPE_FORMAT_R32G32B32A32_FIXED
+ },
+ },
};
@@ -210,107 +238,65 @@ enum pipe_format
st_pipe_vertex_format(GLenum type, GLuint size, GLenum format,
GLboolean normalized, GLboolean integer)
{
- assert((type >= GL_BYTE && type <= GL_DOUBLE) ||
- type == GL_FIXED || type == GL_HALF_FLOAT ||
- type == GL_HALF_FLOAT_OES ||
- type == GL_INT_2_10_10_10_REV ||
- type == GL_UNSIGNED_INT_2_10_10_10_REV ||
- type == GL_UNSIGNED_INT_10F_11F_11F_REV);
- assert(size >= 1);
- assert(size <= 4);
+ unsigned index;
+
+ assert(size >= 1 && size <= 4);
assert(format == GL_RGBA || format == GL_BGRA);
- if (type == GL_INT_2_10_10_10_REV ||
- type == GL_UNSIGNED_INT_2_10_10_10_REV) {
- assert(size == 4);
- assert(!integer);
+ switch (type) {
+ case GL_HALF_FLOAT_OES:
+ type = GL_HALF_FLOAT;
+ break;
+
+ case GL_INT_2_10_10_10_REV:
+ assert(size == 4 && !integer);
if (format == GL_BGRA) {
- if (type == GL_INT_2_10_10_10_REV) {
- if (normalized)
- return PIPE_FORMAT_B10G10R10A2_SNORM;
- else
- return PIPE_FORMAT_B10G10R10A2_SSCALED;
- } else {
- if (normalized)
- return PIPE_FORMAT_B10G10R10A2_UNORM;
- else
- return PIPE_FORMAT_B10G10R10A2_USCALED;
- }
+ if (normalized)
+ return PIPE_FORMAT_B10G10R10A2_SNORM;
+ else
+ return PIPE_FORMAT_B10G10R10A2_SSCALED;
} else {
- if (type == GL_INT_2_10_10_10_REV) {
- if (normalized)
- return PIPE_FORMAT_R10G10B10A2_SNORM;
- else
- return PIPE_FORMAT_R10G10B10A2_SSCALED;
- } else {
- if (normalized)
- return PIPE_FORMAT_R10G10B10A2_UNORM;
- else
- return PIPE_FORMAT_R10G10B10A2_USCALED;
- }
+ if (normalized)
+ return PIPE_FORMAT_R10G10B10A2_SNORM;
+ else
+ return PIPE_FORMAT_R10G10B10A2_SSCALED;
}
- }
+ break;
- if (type == GL_UNSIGNED_INT_10F_11F_11F_REV) {
- assert(size == 3);
- assert(!integer);
- assert(format == GL_RGBA);
+ case GL_UNSIGNED_INT_2_10_10_10_REV:
+ assert(size == 4 && !integer);
- return PIPE_FORMAT_R11G11B10_FLOAT;
- }
+ if (format == GL_BGRA) {
+ if (normalized)
+ return PIPE_FORMAT_B10G10R10A2_UNORM;
+ else
+ return PIPE_FORMAT_B10G10R10A2_USCALED;
+ } else {
+ if (normalized)
+ return PIPE_FORMAT_R10G10B10A2_UNORM;
+ else
+ return PIPE_FORMAT_R10G10B10A2_USCALED;
+ }
+ break;
- if (format == GL_BGRA) {
- /* this is an odd-ball case */
- assert(type == GL_UNSIGNED_BYTE);
- assert(normalized);
- return PIPE_FORMAT_B8G8R8A8_UNORM;
- }
+ case GL_UNSIGNED_INT_10F_11F_11F_REV:
+ assert(size == 3 && !integer && format == GL_RGBA);
+ return PIPE_FORMAT_R11G11B10_FLOAT;
- if (integer) {
- switch (type) {
- case GL_INT: return int_types_int[size-1];
- case GL_SHORT: return short_types_int[size-1];
- case GL_BYTE: return byte_types_int[size-1];
- case GL_UNSIGNED_INT: return uint_types_int[size-1];
- case GL_UNSIGNED_SHORT: return ushort_types_int[size-1];
- case GL_UNSIGNED_BYTE: return ubyte_types_int[size-1];
- default: assert(0); return 0;
- }
- }
- else if (normalized) {
- switch (type) {
- case GL_DOUBLE: return double_types[size-1];
- case GL_FLOAT: return float_types[size-1];
- case GL_HALF_FLOAT:
- case GL_HALF_FLOAT_OES: return half_float_types[size-1];
- case GL_INT: return int_types_norm[size-1];
- case GL_SHORT: return short_types_norm[size-1];
- case GL_BYTE: return byte_types_norm[size-1];
- case GL_UNSIGNED_INT: return uint_types_norm[size-1];
- case GL_UNSIGNED_SHORT: return ushort_types_norm[size-1];
- case GL_UNSIGNED_BYTE: return ubyte_types_norm[size-1];
- case GL_FIXED: return fixed_types[size-1];
- default: assert(0); return 0;
- }
- }
- else {
- switch (type) {
- case GL_DOUBLE: return double_types[size-1];
- case GL_FLOAT: return float_types[size-1];
- case GL_HALF_FLOAT:
- case GL_HALF_FLOAT_OES: return half_float_types[size-1];
- case GL_INT: return int_types_scale[size-1];
- case GL_SHORT: return short_types_scale[size-1];
- case GL_BYTE: return byte_types_scale[size-1];
- case GL_UNSIGNED_INT: return uint_types_scale[size-1];
- case GL_UNSIGNED_SHORT: return ushort_types_scale[size-1];
- case GL_UNSIGNED_BYTE: return ubyte_types_scale[size-1];
- case GL_FIXED: return fixed_types[size-1];
- default: assert(0); return 0;
+ case GL_UNSIGNED_BYTE:
+ if (format == GL_BGRA) {
+ /* this is an odd-ball case */
+ assert(normalized);
+ return PIPE_FORMAT_B8G8R8A8_UNORM;
}
+ break;
}
- return PIPE_FORMAT_NONE; /* silence compiler warning */
+
+ index = integer*2 + normalized;
+ assert(index <= 2);
+ assert(type >= GL_BYTE && type <= GL_FIXED);
+ return vertex_formats[type - GL_BYTE][index][size-1];
}
static const struct gl_vertex_array *