{
GLenum16 Type; /**< datatype: GL_FLOAT, GL_INT, etc */
GLenum16 Format; /**< default: GL_RGBA, but may be GL_BGRA */
+ enum pipe_format _PipeFormat:16; /**< pipe_format for Gallium */
GLubyte Size:5; /**< components per element (1,2,3,4) */
GLubyte Normalized:1; /**< GL_ARB_vertex_program */
GLubyte Integer:1; /**< Integer-valued? */
}
}
+/* 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
+ },
+ },
+};
+
+/**
+ * Return a PIPE_FORMAT_x for the given GL datatype and size.
+ */
+static enum pipe_format
+vertex_format_to_pipe_format(GLubyte size, GLenum16 type, GLenum16 format,
+ GLboolean normalized, GLboolean integer,
+ GLboolean doubles)
+{
+ assert(size >= 1 && size <= 4);
+ assert(format == GL_RGBA || format == GL_BGRA);
+
+ /* 64-bit attributes are translated by drivers. */
+ if (doubles)
+ return PIPE_FORMAT_NONE;
+
+ 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 (normalized)
+ return PIPE_FORMAT_B10G10R10A2_SNORM;
+ else
+ return PIPE_FORMAT_B10G10R10A2_SSCALED;
+ } else {
+ if (normalized)
+ return PIPE_FORMAT_R10G10B10A2_SNORM;
+ else
+ return PIPE_FORMAT_R10G10B10A2_SSCALED;
+ }
+ break;
+
+ case GL_UNSIGNED_INT_2_10_10_10_REV:
+ assert(size == 4 && !integer);
+
+ 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;
+
+ case GL_UNSIGNED_INT_10F_11F_11F_REV:
+ assert(size == 3 && !integer && format == GL_RGBA);
+ return PIPE_FORMAT_R11G11B10_FLOAT;
+
+ case GL_UNSIGNED_BYTE:
+ if (format == GL_BGRA) {
+ /* this is an odd-ball case */
+ assert(normalized);
+ return PIPE_FORMAT_B8G8R8A8_UNORM;
+ }
+ break;
+ }
+
+ unsigned index = integer*2 + normalized;
+ assert(index <= 2);
+ assert(type >= GL_BYTE && type <= GL_FIXED);
+ return vertex_formats[type - GL_BYTE][index][size-1];
+}
void
_mesa_set_vertex_format(struct gl_vertex_format *vertex_format,
vertex_format->Doubles = doubles;
vertex_format->_ElementSize = _mesa_bytes_per_vertex_attrib(size, type);
assert(vertex_format->_ElementSize <= 4*sizeof(double));
+ vertex_format->_PipeFormat =
+ vertex_format_to_pipe_format(size, type, format, normalized, integer,
+ doubles);
}
#include "main/varray.h"
#include "main/arrayobj.h"
-/* 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
- },
- },
-};
-
-
-/**
- * Return a PIPE_FORMAT_x for the given GL datatype and size.
- */
-static enum pipe_format
-st_pipe_vertex_format(const struct gl_vertex_format *vformat)
-{
- const GLubyte size = vformat->Size;
- const GLenum16 format = vformat->Format;
- const bool normalized = vformat->Normalized;
- const bool integer = vformat->Integer;
- GLenum16 type = vformat->Type;
- unsigned index;
-
- assert(size >= 1 && size <= 4);
- assert(format == GL_RGBA || format == GL_BGRA);
- assert(vformat->_ElementSize == _mesa_bytes_per_vertex_attrib(size, type));
-
- 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 (normalized)
- return PIPE_FORMAT_B10G10R10A2_SNORM;
- else
- return PIPE_FORMAT_B10G10R10A2_SSCALED;
- } else {
- if (normalized)
- return PIPE_FORMAT_R10G10B10A2_SNORM;
- else
- return PIPE_FORMAT_R10G10B10A2_SSCALED;
- }
- break;
-
- case GL_UNSIGNED_INT_2_10_10_10_REV:
- assert(size == 4 && !integer);
-
- 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;
-
- case GL_UNSIGNED_INT_10F_11F_11F_REV:
- assert(size == 3 && !integer && format == GL_RGBA);
- return PIPE_FORMAT_R11G11B10_FLOAT;
-
- case GL_UNSIGNED_BYTE:
- if (format == GL_BGRA) {
- /* this is an odd-ball case */
- assert(normalized);
- return PIPE_FORMAT_B8G8R8A8_UNORM;
- }
- break;
- }
-
- index = integer*2 + normalized;
- assert(index <= 2);
- assert(type >= GL_BYTE && type <= GL_FIXED);
- return vertex_formats[type - GL_BYTE][index][size-1];
-}
-
static void init_velement(struct pipe_vertex_element *velement,
int src_offset, int format,
int instance_divisor, int vbo_index)
}
}
} else {
- const unsigned format = st_pipe_vertex_format(vformat);
-
- init_velement(&velements[idx], src_offset,
- format, instance_divisor, vbo_index);
+ init_velement(&velements[idx], src_offset, vformat->_PipeFormat,
+ instance_divisor, vbo_index);
}
}
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