renderer/gl: add internal gl formats and reduce internal driver format conversions (#12879)

* format: add internal formats for drm formats

cross referenced with weston and added internal formats and types for a
lot of missing ones. also added a isFormatYUV helper.

* framebuffer: ensure we use right internalformat

ensure we use the right internal format to avoid internal driver
blitting, also since we only attach the GL_STENCIL_ATTACHMENT we might
just aswell only use the GL_STENCIL_INDEX8 to not confuse drivers that
we want a depth aswell.

* texture: use external on yuv or non linear mods

using external makes us use the gpu's internal detiler.
and this is makes intel a lot happier then having to format convert it
to a linear format internally.

* shaders: add external support to CM frag

add external support to CM frag, and correct ext.frag typo.

* formats: remove duplicates and fix a typo in cm.frag

remove duplicate formats and a typo in cm.frag

* formats: add swizzle logic to all formats

add swizzle logic from weston for all formats and use it in shm texture
paths.

* format: more format changes

use monitor drm format instead of forcing something different.

* shader: remove external from cm.frag

drivers want this resolved at compiletime cant use both
samplerExternalOES and sampler2d and then runtime branch it.

* screencopy: swizzle textures in screencopy

swizzle textures in screencopy, to get the right colors when copying.

* screencopy: restore old behaviour

try restore old behaviour before the gles3 format changes.
glReadPixels had the wrong format, so i went to far trying to mitigate
it. should be like before now.
This commit is contained in:
Tom Englund 2026-01-07 19:53:42 +01:00 committed by GitHub
parent a383ca1866
commit 918e2bb9be
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
10 changed files with 291 additions and 171 deletions

View file

@ -6,158 +6,186 @@
#include <xf86drm.h>
#include <drm_fourcc.h>
/*
DRM formats are LE, while OGL is BE. The two primary formats
will be flipped, so we will set flipRB which will later use swizzle
to flip the red and blue channels.
This will not work on GLES2, but I want to drop support for it one day anyways.
*/
inline const std::vector<SPixelFormat> GLES3_FORMATS = {
{
.drmFormat = DRM_FORMAT_ARGB8888,
.flipRB = true,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XRGB8888,
.bytesPerBlock = 4,
.drmFormat = DRM_FORMAT_ARGB8888,
.glInternalFormat = GL_RGBA8,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XRGB8888,
.bytesPerBlock = 4,
.swizzle = {SWIZZLE_BGRA},
},
{
.drmFormat = DRM_FORMAT_XRGB8888,
.flipRB = true,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XRGB8888,
.bytesPerBlock = 4,
.drmFormat = DRM_FORMAT_XRGB8888,
.glInternalFormat = GL_RGBA8,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XRGB8888,
.bytesPerBlock = 4,
.swizzle = {SWIZZLE_BGR1},
},
{
.drmFormat = DRM_FORMAT_XBGR8888,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XBGR8888,
.bytesPerBlock = 4,
.drmFormat = DRM_FORMAT_XBGR8888,
.glInternalFormat = GL_RGBA8,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XBGR8888,
.bytesPerBlock = 4,
.swizzle = {SWIZZLE_RGB1},
},
{
.drmFormat = DRM_FORMAT_ABGR8888,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XBGR8888,
.bytesPerBlock = 4,
.drmFormat = DRM_FORMAT_ABGR8888,
.glInternalFormat = GL_RGBA8,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XBGR8888,
.bytesPerBlock = 4,
.swizzle = {SWIZZLE_RGBA},
},
{
.drmFormat = DRM_FORMAT_BGR888,
.glFormat = GL_RGB,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_BGR888,
.bytesPerBlock = 3,
.drmFormat = DRM_FORMAT_BGR888,
.glInternalFormat = GL_RGB8,
.glFormat = GL_RGB,
.glType = GL_UNSIGNED_BYTE,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_BGR888,
.bytesPerBlock = 3,
.swizzle = {SWIZZLE_RGB1},
},
{
.drmFormat = DRM_FORMAT_RGBX4444,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_SHORT_4_4_4_4,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_RGBX4444,
.bytesPerBlock = 2,
.drmFormat = DRM_FORMAT_RGBX4444,
.glInternalFormat = GL_RGBA4,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_SHORT_4_4_4_4,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_RGBX4444,
.bytesPerBlock = 2,
.swizzle = {SWIZZLE_RGB1},
},
{
.drmFormat = DRM_FORMAT_RGBA4444,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_SHORT_4_4_4_4,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_RGBX4444,
.bytesPerBlock = 2,
.drmFormat = DRM_FORMAT_RGBA4444,
.glInternalFormat = GL_RGBA4,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_SHORT_4_4_4_4,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_RGBX4444,
.bytesPerBlock = 2,
.swizzle = {SWIZZLE_RGBA},
},
{
.drmFormat = DRM_FORMAT_RGBX5551,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_SHORT_5_5_5_1,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_RGBX5551,
.bytesPerBlock = 2,
.drmFormat = DRM_FORMAT_RGBX5551,
.glInternalFormat = GL_RGB5_A1,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_SHORT_5_5_5_1,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_RGBX5551,
.bytesPerBlock = 2,
.swizzle = {SWIZZLE_RGB1},
},
{
.drmFormat = DRM_FORMAT_RGBA5551,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_SHORT_5_5_5_1,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_RGBX5551,
.bytesPerBlock = 2,
.drmFormat = DRM_FORMAT_RGBA5551,
.glInternalFormat = GL_RGB5_A1,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_SHORT_5_5_5_1,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_RGBX5551,
.bytesPerBlock = 2,
.swizzle = {SWIZZLE_RGBA},
},
{
.drmFormat = DRM_FORMAT_RGB565,
.glFormat = GL_RGB,
.glType = GL_UNSIGNED_SHORT_5_6_5,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_RGB565,
.bytesPerBlock = 2,
.drmFormat = DRM_FORMAT_RGB565,
.glInternalFormat = GL_RGB565,
.glFormat = GL_RGB,
.glType = GL_UNSIGNED_SHORT_5_6_5,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_RGB565,
.bytesPerBlock = 2,
.swizzle = {SWIZZLE_RGB1},
},
{
.drmFormat = DRM_FORMAT_XBGR2101010,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_INT_2_10_10_10_REV,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XBGR2101010,
.bytesPerBlock = 4,
.drmFormat = DRM_FORMAT_XBGR2101010,
.glInternalFormat = GL_RGB10_A2,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_INT_2_10_10_10_REV,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XBGR2101010,
.bytesPerBlock = 4,
.swizzle = {SWIZZLE_RGB1},
},
{
.drmFormat = DRM_FORMAT_ABGR2101010,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_INT_2_10_10_10_REV,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XBGR2101010,
.bytesPerBlock = 4,
.drmFormat = DRM_FORMAT_ABGR2101010,
.glInternalFormat = GL_RGB10_A2,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_INT_2_10_10_10_REV,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XBGR2101010,
.bytesPerBlock = 4,
.swizzle = {SWIZZLE_RGBA},
},
{
.drmFormat = DRM_FORMAT_XRGB2101010,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_INT_2_10_10_10_REV,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XRGB2101010,
.bytesPerBlock = 4,
.drmFormat = DRM_FORMAT_XRGB2101010,
.glInternalFormat = GL_RGB10_A2,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_INT_2_10_10_10_REV,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XRGB2101010,
.bytesPerBlock = 4,
.swizzle = {SWIZZLE_BGR1},
},
{
.drmFormat = DRM_FORMAT_ARGB2101010,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_INT_2_10_10_10_REV,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XRGB2101010,
.bytesPerBlock = 4,
.drmFormat = DRM_FORMAT_ARGB2101010,
.glInternalFormat = GL_RGB10_A2,
.glFormat = GL_RGBA,
.glType = GL_UNSIGNED_INT_2_10_10_10_REV,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XRGB2101010,
.bytesPerBlock = 4,
.swizzle = {SWIZZLE_BGRA},
},
{
.drmFormat = DRM_FORMAT_XBGR16161616F,
.glFormat = GL_RGBA,
.glType = GL_HALF_FLOAT,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XBGR16161616F,
.bytesPerBlock = 8,
.drmFormat = DRM_FORMAT_XBGR16161616F,
.glInternalFormat = GL_RGBA16F,
.glFormat = GL_RGBA,
.glType = GL_HALF_FLOAT,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XBGR16161616F,
.bytesPerBlock = 8,
.swizzle = {SWIZZLE_RGB1},
},
{
.drmFormat = DRM_FORMAT_ABGR16161616F,
.glFormat = GL_RGBA,
.glType = GL_HALF_FLOAT,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XBGR16161616F,
.bytesPerBlock = 8,
.drmFormat = DRM_FORMAT_ABGR16161616F,
.glInternalFormat = GL_RGBA16F,
.glFormat = GL_RGBA,
.glType = GL_HALF_FLOAT,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XBGR16161616F,
.bytesPerBlock = 8,
.swizzle = {SWIZZLE_RGBA},
},
{
.drmFormat = DRM_FORMAT_XBGR16161616,
.glFormat = GL_RGBA16UI,
.glType = GL_UNSIGNED_SHORT,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XBGR16161616,
.bytesPerBlock = 8,
.drmFormat = DRM_FORMAT_XBGR16161616,
.glInternalFormat = GL_RGBA16UI,
.glFormat = GL_RGBA_INTEGER,
.glType = GL_UNSIGNED_SHORT,
.withAlpha = false,
.alphaStripped = DRM_FORMAT_XBGR16161616,
.bytesPerBlock = 8,
.swizzle = {SWIZZLE_RGBA},
},
{
.drmFormat = DRM_FORMAT_ABGR16161616,
.glFormat = GL_RGBA16UI,
.glType = GL_UNSIGNED_SHORT,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XBGR16161616,
.bytesPerBlock = 8,
.drmFormat = DRM_FORMAT_ABGR16161616,
.glInternalFormat = GL_RGBA16UI,
.glFormat = GL_RGBA_INTEGER,
.glType = GL_UNSIGNED_SHORT,
.withAlpha = true,
.alphaStripped = DRM_FORMAT_XBGR16161616,
.bytesPerBlock = 8,
.swizzle = {SWIZZLE_RGBA},
},
{
.drmFormat = DRM_FORMAT_YVYU,
@ -170,24 +198,28 @@ inline const std::vector<SPixelFormat> GLES3_FORMATS = {
.blockSize = {2, 1},
},
{
.drmFormat = DRM_FORMAT_R8,
.bytesPerBlock = 1,
.drmFormat = DRM_FORMAT_R8,
.glInternalFormat = GL_R8,
.glFormat = GL_RED,
.glType = GL_UNSIGNED_BYTE,
.bytesPerBlock = 1,
.swizzle = {SWIZZLE_R001},
},
{
.drmFormat = DRM_FORMAT_GR88,
.bytesPerBlock = 2,
.drmFormat = DRM_FORMAT_GR88,
.glInternalFormat = GL_RG8,
.glFormat = GL_RG,
.glType = GL_UNSIGNED_BYTE,
.bytesPerBlock = 2,
.swizzle = {SWIZZLE_RG01},
},
{
.drmFormat = DRM_FORMAT_RGB888,
.bytesPerBlock = 3,
},
{
.drmFormat = DRM_FORMAT_BGR888,
.bytesPerBlock = 3,
},
{
.drmFormat = DRM_FORMAT_RGBX4444,
.bytesPerBlock = 2,
.drmFormat = DRM_FORMAT_RGB888,
.glInternalFormat = GL_RGB8,
.glFormat = GL_RGB,
.glType = GL_UNSIGNED_BYTE,
.bytesPerBlock = 3,
.swizzle = {SWIZZLE_BGR1},
},
};
@ -229,6 +261,26 @@ const SPixelFormat* NFormatUtils::getPixelFormatFromGL(uint32_t glFormat, uint32
return nullptr;
}
bool NFormatUtils::isFormatYUV(uint32_t drmFormat) {
switch (drmFormat) {
case DRM_FORMAT_YUYV:
case DRM_FORMAT_YVYU:
case DRM_FORMAT_UYVY:
case DRM_FORMAT_VYUY:
case DRM_FORMAT_AYUV:
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV21:
case DRM_FORMAT_NV16:
case DRM_FORMAT_NV61:
case DRM_FORMAT_YUV410:
case DRM_FORMAT_YUV411:
case DRM_FORMAT_YUV420:
case DRM_FORMAT_YUV422:
case DRM_FORMAT_YUV444: return true;
default: return false;
}
}
bool NFormatUtils::isFormatOpaque(DRMFormat drm) {
const auto FMT = NFormatUtils::getPixelFormatFromDRM(drm);
if (!FMT)