Take screenshot with XGetImage on x11 to workaround nvidia driver (nvfbc) limitation that only allows one nvfbc session at a time

1 files changed, 15 insertions, 0 deletions

diff --git a/src/utils.c b/src/utils.c
index 473ac96..f053eed 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -912,3 +912,18 @@ vec2i scale_keep_aspect_ratio(vec2i from, vec2i to) {
 
     return from;
 }
+
+unsigned int gl_create_texture(gsr_egl *egl, int width, int height, int internal_format, unsigned int format, int filter) {
+    unsigned int texture_id = 0;
+    egl->glGenTextures(1, &texture_id);
+    egl->glBindTexture(GL_TEXTURE_2D, texture_id);
+    egl->glTexImage2D(GL_TEXTURE_2D, 0, internal_format, width, height, 0, format, GL_UNSIGNED_BYTE, NULL);
+
+    egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filter);
+    egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filter);
+
+    egl->glBindTexture(GL_TEXTURE_2D, 0);
+    return texture_id;
+}