From fab396f1494f6ed24d9ad14f1bbcda9d7f616c39 Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Tue, 16 Feb 2021 19:12:04 +0100
Subject: render/gles2: convert format table to DRM formats

---
 render/gles2/pixel_format.c | 18 ++++++++++--------
 render/gles2/renderer.c     |  3 ++-
 render/gles2/texture.c      |  3 ++-
 3 files changed, 14 insertions(+), 10 deletions(-)

(limited to 'render/gles2')

diff --git a/render/gles2/pixel_format.c b/render/gles2/pixel_format.c
index 1258d8bc..c3eaa8e6 100644
--- a/render/gles2/pixel_format.c
+++ b/render/gles2/pixel_format.c
@@ -1,14 +1,16 @@
+#include <drm_fourcc.h>
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 #include "render/gles2.h"
+#include "render/shm_format.h"
 
 /*
- * The wayland formats are little endian while the GL formats are big endian,
- * so WL_SHM_FORMAT_ARGB8888 is actually compatible with GL_BGRA_EXT.
+ * The DRM formats are little endian while the GL formats are big endian,
+ * so DRM_FORMAT_ARGB8888 is actually compatible with GL_BGRA_EXT.
  */
 static const struct wlr_gles2_pixel_format formats[] = {
 	{
-		.wl_format = WL_SHM_FORMAT_ARGB8888,
+		.drm_format = DRM_FORMAT_ARGB8888,
 		.depth = 32,
 		.bpp = 32,
 		.gl_format = GL_BGRA_EXT,
@@ -16,7 +18,7 @@ static const struct wlr_gles2_pixel_format formats[] = {
 		.has_alpha = true,
 	},
 	{
-		.wl_format = WL_SHM_FORMAT_XRGB8888,
+		.drm_format = DRM_FORMAT_XRGB8888,
 		.depth = 24,
 		.bpp = 32,
 		.gl_format = GL_BGRA_EXT,
@@ -24,7 +26,7 @@ static const struct wlr_gles2_pixel_format formats[] = {
 		.has_alpha = false,
 	},
 	{
-		.wl_format = WL_SHM_FORMAT_XBGR8888,
+		.drm_format = DRM_FORMAT_XBGR8888,
 		.depth = 24,
 		.bpp = 32,
 		.gl_format = GL_RGBA,
@@ -32,7 +34,7 @@ static const struct wlr_gles2_pixel_format formats[] = {
 		.has_alpha = false,
 	},
 	{
-		.wl_format = WL_SHM_FORMAT_ABGR8888,
+		.drm_format = DRM_FORMAT_ABGR8888,
 		.depth = 32,
 		.bpp = 32,
 		.gl_format = GL_RGBA,
@@ -46,7 +48,7 @@ static const struct wlr_gles2_pixel_format formats[] = {
 const struct wlr_gles2_pixel_format *get_gles2_format_from_wl(
 		enum wl_shm_format fmt) {
 	for (size_t i = 0; i < sizeof(formats) / sizeof(*formats); ++i) {
-		if (formats[i].wl_format == fmt) {
+		if (convert_drm_format_to_wl_shm(formats[i].drm_format) == fmt) {
 			return &formats[i];
 		}
 	}
@@ -69,7 +71,7 @@ const enum wl_shm_format *get_gles2_wl_formats(size_t *len) {
 	static enum wl_shm_format wl_formats[sizeof(formats) / sizeof(formats[0])];
 	*len = sizeof(formats) / sizeof(formats[0]);
 	for (size_t i = 0; i < sizeof(formats) / sizeof(formats[0]); i++) {
-		wl_formats[i] = formats[i].wl_format;
+		wl_formats[i] = convert_drm_format_to_wl_shm(formats[i].drm_format);
 	}
 	return wl_formats;
 }
diff --git a/render/gles2/renderer.c b/render/gles2/renderer.c
index 4dafb328..cdf2c8b2 100644
--- a/render/gles2/renderer.c
+++ b/render/gles2/renderer.c
@@ -14,6 +14,7 @@
 #include <wlr/types/wlr_linux_dmabuf_v1.h>
 #include <wlr/util/log.h>
 #include "render/gles2.h"
+#include "render/shm_format.h"
 
 static const GLfloat verts[] = {
 	1, 0, // top right
@@ -455,7 +456,7 @@ static enum wl_shm_format gles2_preferred_read_format(
 	const struct wlr_gles2_pixel_format *fmt =
 		get_gles2_format_from_gl(gl_format, gl_type, alpha_size > 0);
 	if (fmt != NULL) {
-		return fmt->wl_format;
+		return convert_drm_format_to_wl_shm(fmt->drm_format);
 	}
 
 	if (renderer->exts.read_format_bgra_ext) {
diff --git a/render/gles2/texture.c b/render/gles2/texture.c
index 41d71f3c..000333ce 100644
--- a/render/gles2/texture.c
+++ b/render/gles2/texture.c
@@ -11,6 +11,7 @@
 #include <wlr/types/wlr_matrix.h>
 #include <wlr/util/log.h>
 #include "render/gles2.h"
+#include "render/shm_format.h"
 #include "util/signal.h"
 
 static const struct wlr_texture_impl texture_impl;
@@ -175,7 +176,7 @@ struct wlr_texture *gles2_texture_from_pixels(struct wlr_renderer *wlr_renderer,
 	texture->renderer = renderer;
 	texture->target = GL_TEXTURE_2D;
 	texture->has_alpha = fmt->has_alpha;
-	texture->wl_format = fmt->wl_format;
+	texture->wl_format = convert_drm_format_to_wl_shm(fmt->drm_format);
 
 	struct wlr_egl_context prev_ctx;
 	wlr_egl_save_context(&prev_ctx);
-- 
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