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[client] egl: generate correct cursor damage with cursor rotation

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Quantum 2021-07-25 03:32:48 -04:00 committed by Geoffrey McRae
parent dafd7e7b42
commit 181b165a4b
1 changed files with 34 additions and 4 deletions
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38
client/renderers/EGL/cursor.c
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@ -296,12 +296,42 @@ struct CursorState egl_cursor_render(EGL_Cursor * cursor, LG_RendererRotate rota
struct CursorState state = {
.visible = true,
.rect.x = (pos.x * width + width) / 2,
.rect.y = (-pos.y * height + height) / 2 - size.h * height,
.rect.w = size.w * width + 2,
.rect.h = size.h * height + 2,
};
switch (rotate)
{
case LG_ROTATE_0:
state.rect.x = (pos.x * width + width) / 2;
state.rect.y = (-pos.y * height + height) / 2 - size.h * height;
state.rect.w = size.w * width + 2;
state.rect.h = size.h * height + 2;
break;
case LG_ROTATE_90:
state.rect.x = (-pos.y * width + width) / 2 - size.h * width;
state.rect.y = (-pos.x * height + height) / 2 - size.w * height;
state.rect.w = size.h * width + 2;
state.rect.h = size.w * height + 2;
break;
case LG_ROTATE_180:
state.rect.x = (-pos.x * width + width) / 2 - size.w * width;
state.rect.y = (pos.y * height + height) / 2;
state.rect.w = size.w * width + 2;
state.rect.h = size.h * height + 2;
break;
case LG_ROTATE_270:
state.rect.x = (pos.y * width + width) / 2;
state.rect.y = (pos.x * height + height) / 2;
state.rect.w = size.h * width + 2;
state.rect.h = size.w * height + 2;
break;
default:
assert(!"unreachable");
}
glEnable(GL_BLEND);
switch(cursor->type)
{