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cogl/gles2: Add support for actual 10 bpc formats

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Only for little-endian, depends on an extension, and needs unpack/pack
for many of the formats.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/804
This commit is contained in:
Jonas Ådahl 2019-09-19 21:35:14 +02:00 committed by Robert Mader
parent 2fc8841416
commit b191f89305
1 changed files with 33 additions and 7 deletions
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40
cogl/cogl/driver/gl/gles/cogl-driver-gles.c
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@ -56,6 +56,9 @@
#ifndef GL_RG8
#define GL_RG8 0x822B
#endif
#ifndef GL_UNSIGNED_INT_2_10_10_10_REV_EXT
#define GL_UNSIGNED_INT_2_10_10_10_REV_EXT 0x8368
#endif
static gboolean
_cogl_driver_pixel_format_from_gl_internal (CoglContext *context,
@ -138,21 +141,44 @@ _cogl_driver_pixel_format_to_gl (CoglContext *context,
required_format = COGL_PIXEL_FORMAT_RGB_888;
break;
/* Just one 32-bit ordering supported */
case COGL_PIXEL_FORMAT_RGBA_8888:
case COGL_PIXEL_FORMAT_RGBA_8888_PRE:
case COGL_PIXEL_FORMAT_ARGB_8888:
case COGL_PIXEL_FORMAT_ARGB_8888_PRE:
case COGL_PIXEL_FORMAT_ABGR_8888:
case COGL_PIXEL_FORMAT_ABGR_8888_PRE:
case COGL_PIXEL_FORMAT_RGBA_1010102:
case COGL_PIXEL_FORMAT_RGBA_1010102_PRE:
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
if (_cogl_has_private_feature
(context, COGL_PRIVATE_FEATURE_TEXTURE_FORMAT_RGBA1010102))
{
glintformat = GL_RGBA;
glformat = GL_RGBA;
gltype = GL_UNSIGNED_INT_2_10_10_10_REV_EXT;
break;
}
#endif
case COGL_PIXEL_FORMAT_BGRA_1010102:
case COGL_PIXEL_FORMAT_BGRA_1010102_PRE:
case COGL_PIXEL_FORMAT_ABGR_2101010:
case COGL_PIXEL_FORMAT_ABGR_2101010_PRE:
case COGL_PIXEL_FORMAT_ARGB_2101010:
case COGL_PIXEL_FORMAT_ARGB_2101010_PRE:
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
if (_cogl_has_private_feature
(context, COGL_PRIVATE_FEATURE_TEXTURE_FORMAT_RGBA1010102))
{
glintformat = GL_RGBA;
glformat = GL_RGBA;
gltype = GL_UNSIGNED_INT_2_10_10_10_REV_EXT;
required_format = COGL_PIXEL_FORMAT_RGBA_1010102;
required_format |= (format & COGL_PREMULT_BIT);
break;
}
#endif
G_GNUC_FALLTHROUGH;
case COGL_PIXEL_FORMAT_RGBA_8888:
case COGL_PIXEL_FORMAT_RGBA_8888_PRE:
case COGL_PIXEL_FORMAT_ARGB_8888:
case COGL_PIXEL_FORMAT_ARGB_8888_PRE:
case COGL_PIXEL_FORMAT_ABGR_8888:
case COGL_PIXEL_FORMAT_ABGR_8888_PRE:
glintformat = GL_RGBA;
glformat = GL_RGBA;
gltype = GL_UNSIGNED_BYTE;